<\/title><br \/>\n<meta charset=\"utf-8\"><br \/>\n<meta name=\"viewport\" content=\"width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0,viewport-fit=cover\"><\/p>\n<style>\n*{margin:0;padding:0}html{-ms-text-size-adjust:100%;-webkit-text-size-adjust:100%;line-height:1.6}img{z-index:999;position:relative;max-width:100%;margin:10px 0;}body{letter-spacing:.034em}h1,h2,h3,h4,h5,h6{font-weight:400;font-size:16px}a{color:#576b95;text-decoration:none;-webkit-tap-highlight-color:rgba(0,0,0,0)}td,th{word-wrap:break-word;padding:5px 10px;border:1px solid #DDD;}table{margin-bottom:10px;border-collapse:collapse;display:table;width:100%!important;}.appmsg_skin_default .rich_media_area_primary{background-color:#fff}.appmsg_skin_default .rich_media_area_primary .weui-loadmore_line .weui-loadmore__tips{background-color:#fff}.rich_media_area_primary{padding:20px 16px 12px;background-color:#fafafa}@media (max-width:375px){.rich_media_area_primary{padding:20px 60px 15px 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#e7e7eb;}@supports(-webkit-overflow-scrolling:touch){.rich_media_title{font-weight:700}}.rich_media_meta{display:inline-block;vertical-align:middle;padding:0 0 10px 0;font-size:15px;-webkit-tap-highlight-color:rgba(0,0,0,0)}.rich_media_meta.icon_appmsg_tag{margin-right:0px}.rich_media_meta.meta_tag_text{margin-right:0}.rich_media_meta_list em{font-style:normal}.rich_media_meta_text{color:#a5a5a5;}p{margin:0;}.msgBox{margin-top:20px;padding-top:20px;padding-left:50px;overflow:hidden;border-top:2px dashed #09a2ff;}.msg{padding-top:7px;clear:both;}.msgBody{float:right;width:100%;margin-left:55px;padding-bottom:15px;border-bottom:1px dashed #e0e0e0;}.userHeadImg{float:left;margin-left:-50px;}.userHeadImg img{width:40px;height:40px;margin-right:10px;border-radius:3px;}.userName{color:#888888;line-height:24px;font-size:14px;margin:5px 0 5px 0;height:24px;}.replyBody,.autherBody{color:#565656;font-size:15px;}.replyIcon{border-left:4px solid #33ab01;margin-right:5px;}.ad{text-decoration:none;color:#d6d4d4;font-size:12px;}.msgBodyReply{padding-top:5px;}.userName span{float:right;color:#afafaf;font-size:14px;}code{text-align:left;font-size:14px;display:block;white-space:pre;display:-webkit-box;display:-webkit-flex;display:flex;position:relative;}.code-snippet__fix{font-size:14px;margin:10px 0;display:block;color:#333;position:relative;background-color:rgba(0,0,0,0.03);border:1px solid #f0f0f0;border-radius:2px;display:-webkit-box;display:-webkit-flex;display:flex;padding-left:25px;line-height:26px}.code-snippet__fix code{text-align:left;font-size:14px;display:block;white-space:pre;display:-webkit-box;display:-webkit-flex;display:flex;position:relative;font-family:Consolas,\"Liberation 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.code-snippet__title{color:#0e9ce5}.code-snippet__tag,.code-snippet__name,.code-snippet__attribute{color:#0e9ce5;font-weight:normal}.code-snippet__regexp,.code-snippet__link{color:#ca7d37}.code-snippet__symbol,.code-snippet__bullet{color:#d14}.code-snippet__built_in,.code-snippet__builtin-name{color:#ca7d37}.code-snippet__meta{color:#afafaf}.code-snippet__deletion{background:#fdd}.code-snippet__addition{background:#dfd}.code-snippet__emphasis{font-style:italic}.code-snippet__strong{font-weight:bold}.account_avatar{width:40px;height:40px;padding:0;}.account_info{display:-webkit-box;display:-webkit-flex;display:flex;-webkit-box-align:center;-webkit-align-items:center;padding:20px 0;align-items:center}.flex_bd{padding-left:14px;}.account_nickname{display:inline-block;vertical-align:middle;line-height:1.2;color:#576b95;font-size:14px}.account_desc{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:1;color:rgba(0,0,0,0.3);font-size:14px;line-height:1.2;padding-top:.4em}.msg_source_url{text-align:left;word-break:break-all;margin-top:20px;}.msg_source_url a{padding-right:10px;}.msg_source_url .url_text{color:#a8a8a8;}.video-desc{font-size:14px;margin-top:15px;color:#6c6c6c;}.msg_source_url{text-align:left;}.original_primary_card_tips{color:rgba(0,0,0,0.3);line-height:1.4;font-size:15px;}.weui-flex__item{margin-bottom:20px;padding:20px 16px;margin-top:16px;line-height:1.4;align-items:center;background-color:#f7f7f7;border-radius:8px;position:relative;}.original_primary_desc{color:rgba(0,0,0,0.5);font-size:14px;padding-top:4px;width:auto;overflow:hidden;text-overflow:ellipsis;}.msgBodyReplyList{border-top:1px solid #e1e1e1;margin-top:10px;}.msgBodyReplyListTop{border-top:0;}.reply_like_num{float:right;font-size:14px;color:#c7c7c7;}.msgData{margin-top:20px;color:#626262;}.msgData span{font-size:14px;padding-right:15px;}.msgData .likes{float:right;padding-right:0;}.js_text_content p{font-size:18px;}.rich_media_meta_link{font-size:15px;}blockquote {padding-left: 10px;border-left: 3px solid #dbdbdb;color: rgba(0,0,0,0.5);font-size: 15px;padding-top: 4px;margin: 1em 0;}.video_iframe{width:500px;height:400px;}.blockquote_info{color:#b5b5b5;margin-top:10px;}#copyright_logo{color:#bdbdbd;}.rich_media_meta_list{margin-bottom:10px;}.reprint{background:#efefef;border-radius:5px;padding:8px;color:#1f1f1f;}.reprint a{word-break:break-all;}.topic{color:#8e8e8e;background:#f7f7f7;border-radius:5px;padding:10px 8px;}.topic a{padding-right:5px;}.topic p{margin-bottom:5px;}\n<\/style>\n<link href=\"https:\/\/www.juyifx.cn\/config\/css\/wxArticle.css\" rel=\"stylesheet\"\/>\n<\/head><script>\nvar 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class=\"rich_media_meta rich_media_meta_nickname\" id=\"profileBt\"><a href=\"javascript:void(0);\" class=\"wx_tap_link js_wx_tap_highlight weui-wa-hotarea\" id=\"js_name\">\u751f\u4fe1\u679c <\/a><\/span><em id=\"publish_time\" class=\"rich_media_meta rich_media_meta_text\">2023-08-10 19:02:16<\/em><\/div>\n<p><content><\/p>\n<div class=\"reprint\">\n<p>\u8f6c\u81ea\u516c\u4f17\u53f7\uff1a\u751f\u4fe1\u82b1<br \/><a href=\"http:\/\/mp.weixin.qq.com\/s?__biz=MzkzODUxNjcwMA==&mid=2247484000&idx=1&sn=bf173c913a20ed65a8ef8b7df04fd222\" target=\"_blank\" title=\"\u9605\u8bfb\u539f\u6587\" rel=\"noopener\">http:\/\/mp.weixin.qq.com\/s?__biz=MzkzODUxNjcwMA==&mid=2247484000&idx=1&sn=bf173c913a20ed65a8ef8b7df04fd222<\/a><\/p>\n<\/div>\n<section style=\"font-size: 14px;margin-bottom: 24px;\">\n<section style=\"text-align: left;justify-content: flex-start;display: flex;flex-flow: row;margin-top: 10px;margin-bottom: 10px;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: 100%;vertical-align: top;align-self: flex-start;flex: 0 0 auto;background-color: rgb(65, 128, 216);\">\n<section style=\"justify-content: flex-start;display: flex;flex-flow: row;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;vertical-align: middle;width: auto;min-width: 5%;flex: 0 0 auto;height: auto;align-self: center;padding-left: 12px;\">\n<section style=\"text-align: justify;color: rgb(255, 255, 255);\" powered-by=\"xiumi.us\">\n<p><strong>\u70b9\u51fb\u84dd\u5b57 \u5173\u6ce8\u6211\u4eec<\/strong><\/p>\n<\/section>\n<\/section>\n<section style=\"display: inline-block;vertical-align: middle;width: auto;min-width: 5%;flex: 0 0 auto;height: auto;align-self: center;\">\n<section style=\"justify-content: flex-start;display: flex;flex-flow: row;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;vertical-align: top;width: 34px;align-self: flex-start;flex: 0 0 auto;height: auto;overflow: hidden;margin-right: -17px;\">\n<section style=\"transform: rotateZ(60deg);\" powered-by=\"xiumi.us\">\n<section style=\"margin-top: 10px;margin-bottom: 10px;text-align: center;\">\n<section style=\"width: 100%;height: 5px;background-color: rgb(255, 255, 255);\"><svg viewbox=\"0 0 1 1\" style=\"float:left;line-height:0;width:0;vertical-align:top;\"><\/svg><\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"display: inline-block;vertical-align: top;width: 34px;align-self: flex-start;flex: 0 0 auto;height: auto;overflow: hidden;margin-right: -17px;\">\n<section style=\"transform: rotateZ(60deg);\" powered-by=\"xiumi.us\">\n<section style=\"margin-top: 10px;margin-bottom: 10px;text-align: center;\">\n<section style=\"width: 100%;height: 5px;background-color: rgb(201, 229, 70);\"><svg viewbox=\"0 0 1 1\" style=\"float:left;line-height:0;width:0;vertical-align:top;\"><\/svg><\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"display: inline-block;vertical-align: top;width: 34px;align-self: flex-start;flex: 0 0 auto;height: auto;overflow: hidden;\">\n<section style=\"transform: rotateZ(60deg);\" powered-by=\"xiumi.us\">\n<section style=\"margin-top: 10px;margin-bottom: 10px;text-align: center;\">\n<section style=\"width: 100%;height: 5px;background-color: rgb(255, 255, 255);\"><svg viewbox=\"0 0 1 1\" style=\"float:left;line-height:0;width:0;vertical-align:top;\"><\/svg><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>R\u8bed\u8a00\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u636e\u5206\u6790\u548c\u7edf\u8ba1\u5efa\u6a21\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5176\u751f\u6001\u7cfb\u7edf\u62e5\u6709\u4e30\u5bcc\u7684\u6269\u5c55\u5305\uff08packages\uff09\uff0c\u4ee5\u6ee1\u8db3\u5404\u79cd\u6570\u636e\u5904\u7406\u548c\u53ef\u89c6\u5316\u7684\u9700\u6c42\u3002\u201cproxy\u201d\u8bed\u8a00\u5305\u610f\u5473\u7740\u8be5\u5305\u7684\u6838\u5fc3\u76ee\u6807\u662f\u5904\u7406\u6570\u636e\u5bf9\u8c61\u4e4b\u95f4\u7684\u76f8\u4f3c\u5ea6\u6216\u8ddd\u79bb\u3002\u5728\u6570\u636e\u5206\u6790\u548c\u673a\u5668\u5b66\u4e60\u9886\u57df\uff0c\u5ea6\u91cf\u6570\u636e\u5bf9\u8c61\u4e4b\u95f4\u7684\u8ddd\u79bb\u6216\u76f8\u4f3c\u5ea6\u662f\u4e00\u4e2a\u5e38\u89c1\u800c\u91cd\u8981\u7684\u4efb\u52a1\u3002\u201cproxy\u201d\u5305\u63d0\u4f9b\u4e86\u591a\u79cd\u8ba1\u7b97\u5bf9\u8c61\u76f8\u4f3c\u6027\u7684\u65b9\u6cd5\uff0c\u5e2e\u52a9\u6570\u636e\u79d1\u5b66\u5bb6\u548c\u7814\u7a76\u4eba\u5458\u66f4\u597d\u5730\u7406\u89e3\u548c\u5904\u7406\u6570\u636e\u3002<\/p>\n<p><br \/><\/p>\n<p>\u8be5\u5305\u7684\u4e3b\u8981\u7279\u70b9\u4e4b\u4e00\u662f\u5176\u9ad8\u5ea6\u7684\u7075\u6d3b\u6027\u3002\u201cproxy\u201d\u5305\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u8ddd\u79bb\u8ba1\u7b97\u65b9\u6cd5\u548c\u76f8\u4f3c\u6027\u5ea6\u91cf\u6307\u6807\uff0c\u6db5\u76d6\u4e86\u591a\u79cd\u6570\u636e\u7c7b\u578b\u548c\u5e94\u7528\u573a\u666f\u3002\u7528\u6237\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u7814\u7a76\u9700\u6c42\u548c\u6570\u636e\u7279\u70b9\uff0c\u9009\u62e9\u5408\u9002\u7684\u8ddd\u79bb\u5ea6\u91cf\u65b9\u6cd5\u3002<\/p>\n<p><br \/><\/p>\n<p>\u8981\u4f7f\u7528proxy\u5305\uff0c\u53ef\u4ee5\u5728R\u4e2d\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\u548c\u52a0\u8f7d\uff1a<\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\">> install.packages(<span class=\"code-snippet__string\">\"proxy\"<\/span>) <span class=\"code-snippet__comment\">#\u5b89\u88c5proxy\u8bed\u8a00\u5305<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> library(proxy) <span class=\"code-snippet__comment\">#\u52a0\u8f7d\u8bed\u8a00\u5305<\/span><\/span><\/code><\/pre>\n<\/section>\n<p powered-by=\"xiumi.us\"><br \/><\/p>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u65f6\uff0c\u8ba1\u7b97\u8ddd\u79bb\u548c\u76f8\u4f3c\u6027\u53ef\u80fd\u6210\u4e3a\u6027\u80fd\u74f6\u9888\u3002\u201cproxy\u201d\u5305\u901a\u8fc7\u4f18\u5316\u7b97\u6cd5\u548c\u5e76\u884c\u8ba1\u7b97\uff0c\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u6570\u636e\u5904\u7406\u80fd\u529b\uff0c\u80fd\u591f\u5728\u8f83\u77ed\u7684\u65f6\u95f4\u5185\u5904\u7406\u5927\u91cf\u6570\u636e\u5bf9\u8c61\u3002<\/p>\n<p><strong><span style=\"font-size: 20px;\">\u793a\u4f8b\uff1a<\/span><\/strong><\/p>\n<p>\u6211\u4eec\u5b89\u88c5\u5e76\u52a0\u8f7d\u4e86”proxy”\u5305\uff0c\u5e76\u4f7f\u7528\u4e00\u4e2a\u7b80\u5316\u7684\u57fa\u56e0\u8868\u8fbe\u77e9\u9635\u4f5c\u4e3a\u793a\u4f8b\u6570\u636e\u3002\u57fa\u56e0\u8868\u8fbe\u77e9\u9635\u662f\u4e00\u4e2a6\u884c2\u5217\u7684\u77e9\u9635\uff0c\u5176\u4e2d\u884c\u8868\u793a\u57fa\u56e0\uff0c\u5217\u8868\u793a\u6837\u672c\uff0c\u5143\u7d20\u8868\u793a\u57fa\u56e0\u5728\u4e0d\u540c\u6837\u672c\u4e2d\u7684\u8868\u8fbe\u503c\u3002<\/p>\n<\/section>\n<section style=\"justify-content: flex-start;display: flex;flex-flow: row;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: 100%;vertical-align: top;border-width: 1px;border-radius: 8px;border-style: dotted;border-color: rgb(0, 0, 0);overflow: hidden;align-self: flex-start;flex: 0 0 auto;\">\n<section style=\"margin: 15px 0%;\" powered-by=\"xiumi.us\">\n<section style=\"color: rgb(62, 62, 62);padding-right: 15px;padding-left: 15px;\">\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\"># \u5b89\u88c5\u548c\u52a0\u8f7d\u6240\u9700\u7684\u5305<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">> install.packages(“proxy”)<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">> library(proxy)<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\"># \u793a\u4f8b\u6570\u636e\uff1a\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u57fa\u56e0\u8868\u8fbe\u77e9\u9635\uff0c\u5176\u4e2d\u884c\u8868\u793a\u57fa\u56e0\uff0c\u5217\u8868\u793a\u6837\u672c<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">> gene_expression <- matrix(c(1.2, 2.3, 0.8, 4.1, 3.0, 2.5,<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">+ 0.9, 3.2, 1.5, 2.9, 3.5, 1.7), nrow = 6, ncol = 2)<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p><br \/><\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f7f\u7528proxy::dist()\u51fd\u6570\u6765\u8ba1\u7b97\u8ddd\u79bb\u77e9\u9635\u3002\u8be5\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u6570\u636e\u77e9\u9635\u4f5c\u4e3a\u8f93\u5165\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u8868\u793a\u6570\u636e\u5bf9\u8c61\u4e4b\u95f4\u8ddd\u79bb\u7684dist\u5bf9\u8c61\u3002\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u8ba1\u7b97\u4e86\u57fa\u56e0\u8868\u8fbe\u77e9\u9635\u4e2d\u6837\u672c\u4e4b\u95f4\u7684\u6b27\u6c0f\u8ddd\u79bb\u3002<\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u521b\u5efa\u6570\u636e\u5bf9\u8c61\uff08dist\u5bf9\u8c61\uff09\u7528\u4e8e\u8ba1\u7b97\u8ddd\u79bb\u548c\u76f8\u4f3c\u6027<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> data_dist <- proxy::dist(gene_expression)<\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u67e5\u770b\u8ba1\u7b97\u51fa\u7684\u8ddd\u79bb\u77e9\u9635<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> print(data_dist)<\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">1<\/span> <span class=\"code-snippet__number\">2<\/span> <span class=\"code-snippet__number\">3<\/span> <span class=\"code-snippet__number\">4<\/span> <span class=\"code-snippet__number\">5<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">2<\/span> <span class=\"code-snippet__number\">2.5495098<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">3<\/span> <span class=\"code-snippet__number\">0.7211103<\/span> <span class=\"code-snippet__number\">2.2671568<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">4<\/span> <span class=\"code-snippet__number\">3.5227830<\/span> <span class=\"code-snippet__number\">1.8248288<\/span> <span class=\"code-snippet__number\">3.5846897<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">5<\/span> <span class=\"code-snippet__number\">3.1622777<\/span> <span class=\"code-snippet__number\">0.7615773<\/span> <span class=\"code-snippet__number\">2.9732137<\/span> <span class=\"code-snippet__number\">1.2529964<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">6<\/span> <span class=\"code-snippet__number\">1.5264338<\/span> <span class=\"code-snippet__number\">1.5132746<\/span> <span class=\"code-snippet__number\">1.7117243<\/span> <span class=\"code-snippet__number\">2.0000000<\/span> <span class=\"code-snippet__number\">1.8681542<\/span><\/span><\/code><\/pre>\n<\/section>\n<p powered-by=\"xiumi.us\"><br \/><\/p>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>\u8fdb\u4e00\u6b65\u4f7f\u7528\u8fd9\u4e9b\u8ddd\u79bb\u4fe1\u606f\u8fdb\u884c\u805a\u7c7b\u5206\u6790\u3001\u6837\u672c\u76f8\u4f3c\u6027\u805a\u7c7b\u3001\u591a\u7ef4\u7f29\u653e\uff08MDS\uff09\u7b49\u4efb\u52a1\uff0c\u8fd9\u4e9b\u4efb\u52a1\u901a\u5e38\u5728\u751f\u7269\u5b66\u7814\u7a76\u4e2d\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<br \/><\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u5c42\u6b21\u805a\u7c7b<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> hc <- hclust(data_dist)<\/span><\/code><code><span class=\"code-snippet_outer\">> plot(hc)<\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\">#K\u5747\u503c\u805a\u7c7b<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> kmeans_result <- kmeans(gene_expression, centers = <span class=\"code-snippet__number\">3<\/span>)<\/span><\/code><code><span class=\"code-snippet_outer\">> cluster_labels <- kmeans_result$cluster<\/span><\/code><\/pre>\n<\/section>\n<section style=\"text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;\" powered-by=\"xiumi.us\">\n<section style=\"vertical-align: middle;display: inline-block;line-height: 0;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"0.8464646464646465\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/1_0ibqEeqswemHz3GXvTicXVP2EEwyqA.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_png\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLqQrszZoQnhjaqicf4PqaMr4crhV0ibqEeqswemHz3GXvTicXVP2EEwyqA\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"990\" style=\"vertical-align: middle;width: 100%;\" \/><\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p><br \/><\/p>\n<p>\u6837\u672c\u76f8\u4f3c\u6027\u805a\u7c7b\u662f\u5c06\u6837\u672c\u6309\u7167\u5176\u76f8\u4f3c\u6027\u8fdb\u884c\u5206\u7ec4\u7684\u8fc7\u7a0b\u3002\u53ef\u4ee5\u4f7f\u7528\u805a\u7c7b\u7b97\u6cd5\u5c06\u6837\u672c\u5206\u6210\u76f8\u4f3c\u7684\u7fa4\u7ec4\uff0c\u5e76\u8fdb\u4e00\u6b65\u5206\u6790\u6bcf\u4e2a\u7fa4\u7ec4\u7684\u7279\u5f81\u3002<\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u6837\u672c\u76f8\u4f3c\u6027\u805a\u7c7b<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> sample_hc <- hclust(t(data_dist)) <span class=\"code-snippet__comment\"># \u4f7f\u7528\u8f6c\u7f6e\u7684\u8ddd\u79bb\u77e9\u9635\u8fdb\u884c\u6837\u672c\u805a\u7c7b<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> plot(sample_hc)<\/span><\/code><\/pre>\n<\/section>\n<section style=\"text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;\" powered-by=\"xiumi.us\">\n<section style=\"vertical-align: middle;display: inline-block;line-height: 0;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"0.8464646464646465\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/2_LREs8MtUdxwynIMYJoSQKiaOmY9Tgw.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_png\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLGiaWvBiav78e23hvyUAF3WaamNELREs8MtUdxwynIMYJoSQKiaOmY9Tgw\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"990\" style=\"vertical-align: middle;width: 100%;\" \/><\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>\u591a\u7ef4\u7f29\u653e\uff08MDS\uff09\u662f\u4e00\u79cd\u5c06\u9ad8\u7ef4\u6570\u636e\u6620\u5c04\u5230\u4f4e\u7ef4\u7a7a\u95f4\u4ee5\u4fdd\u6301\u6837\u672c\u4e4b\u95f4\u7684\u8ddd\u79bb\u4fe1\u606f\u7684\u6280\u672f\u3002\u901a\u8fc7MDS\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u9ad8\u7ef4\u6570\u636e\u53ef\u89c6\u5316\u4e3a\u4e8c\u7ef4\u6216\u4e09\u7ef4\u56fe\u5f62\uff0c\u66f4\u597d\u5730\u7406\u89e3\u6570\u636e\u4e4b\u95f4\u7684\u76f8\u4f3c\u6027\u548c\u5dee\u5f02\u6027\u3002<\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u591a\u7ef4\u7f29\u653e<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> mds_result <- cmdscale(data_dist, k = <span class=\"code-snippet__number\">2<\/span>) <span class=\"code-snippet__comment\"># \u5c06\u8ddd\u79bb\u77e9\u9635\u6620\u5c04\u52302\u7ef4\u7a7a\u95f4<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> plot(mds_result, type = <span class=\"code-snippet__string\">\"n\"<\/span>)<\/span><\/code><code><span class=\"code-snippet_outer\">> text(mds_result, labels = rownames(gene_expression))<\/span><\/code><\/pre>\n<\/section>\n<section style=\"text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;\" powered-by=\"xiumi.us\">\n<section style=\"vertical-align: middle;display: inline-block;line-height: 0;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"0.8464646464646465\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/3_3icicCYwlJZGZ6j6AyfGuu3Iia6jew.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_png\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLZ8micQib6Fd1ncymEiaNIInRZ1oibEo3icicCYwlJZGZ6j6AyfGuu3Iia6jew\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"990\" style=\"vertical-align: middle;width: 100%;\" \/><\/section>\n<\/section>\n<section style=\"text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;\" powered-by=\"xiumi.us\">\n<section style=\"vertical-align: middle;display: inline-block;line-height: 0;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"1\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/4_531oibSc1wbtkobSYsuemktsl8GIHQ.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_png\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLspSIiasHOywhxX4jPM3gZhrAto531oibSc1wbtkobSYsuemktsl8GIHQ\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"504\" style=\"vertical-align: middle;width: 100%;\" \/><\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>\u6b64\u5916\uff0c\u201cproxy\u201d\u5305\u8fd8\u4e0eR\u751f\u6001\u7cfb\u7edf\u4e2d\u7684\u5176\u4ed6\u5305\u7d27\u5bc6\u96c6\u6210\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u5168\u9762\u7684\u6570\u636e\u5206\u6790\u89e3\u51b3\u65b9\u6848\u3002\u65e0\u8bba\u662f\u6570\u636e\u9884\u5904\u7406\u3001\u805a\u7c7b\u5206\u6790\u8fd8\u662f\u5206\u7c7b\u4efb\u52a1\uff0c\u201cproxy\u201d\u5305\u90fd\u80fd\u4e0e\u5176\u4ed6\u5e38\u7528\u5305\u65e0\u7f1d\u8854\u63a5\uff0c\u4f7f\u5f97\u7528\u6237\u5728\u8fdb\u884c\u590d\u6742\u7684\u6570\u636e\u5206\u6790\u5de5\u4f5c\u65f6\u5f97\u5fc3\u5e94\u624b\u3002\u8fd9\u79cd\u96c6\u6210\u6027\u4e3aR\u7528\u6237\u63d0\u4f9b\u4e86\u66f4\u52a0\u9ad8\u6548\u548c\u4fbf\u6377\u7684\u5de5\u4f5c\u6d41\u7a0b\uff0c\u4fc3\u8fdb\u4e86\u6570\u636e\u79d1\u5b66\u548c\u7edf\u8ba1\u5efa\u6a21\u9886\u57df\u7684\u53d1\u5c55\u3002<\/p>\n<p><br \/><\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5bf9R\u8bed\u8a00\u5305\u201cproxy\u201d\u7684\u7b80\u5355\u4ecb\u7ecd\u5566\uff0c\u5b83\u4e3aR\u7528\u6237\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u8ddd\u79bb\u8ba1\u7b97\u65b9\u6cd5\u548c\u76f8\u4f3c\u6027\u5ea6\u91cf\u6307\u6807\uff0c\u5e2e\u52a9\u7528\u6237\u5904\u7406\u591a\u79cd\u6570\u636e\u7c7b\u578b\u548c\u89c4\u6a21\u7684\u6570\u636e\u3002\u201cproxy\u201d\u5305\u7684\u8bde\u751f\u586b\u8865\u4e86R\u8bed\u8a00\u5728\u6570\u636e\u5bf9\u8c61\u8ddd\u79bb\u8ba1\u7b97\u65b9\u9762\u7684\u7a7a\u767d\uff0c\u4e3a\u6570\u636e\u79d1\u5b66\u5bb6\u548c\u7814\u7a76\u4eba\u5458\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u6570\u636e\u5206\u6790\u5de5\u5177\u3002\u968f\u7740\u6570\u636e\u79d1\u5b66\u9886\u57df\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u201cproxy\u201d\u5305\u5fc5\u5c06\u5728\u6570\u636e\u5206\u6790\u548c\u673a\u5668\u5b66\u4e60\u7684\u7814\u7a76\u4e2d\u7ee7\u7eed\u53d1\u6325\u91cd\u8981\u4f5c\u7528\uff0c\u4e3a\u7528\u6237\u5e26\u6765\u66f4\u591a\u7684\u4fbf\u5229\u548c\u53ef\u80fd\u6027\u3002<\/p>\n<p><br \/><\/p>\n<\/section>\n<section style=\"text-align: left;justify-content: flex-start;display: flex;flex-flow: row;margin-top: 10px;margin-bottom: 10px;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: 98%;vertical-align: top;align-self: flex-start;flex: 0 0 auto;height: auto;border-style: solid;border-width: 2px;border-color: rgb(160, 160, 160);padding: 27px;\">\n<section style=\"text-align: justify;line-height: 1.6;letter-spacing: 0px;padding-right: 6px;padding-left: 6px;\" powered-by=\"xiumi.us\">\n<p>\u5c0f\u4f19\u4f34\u4eec\uff0c\u4eca\u5929\u6709\u6ca1\u6709\u5b66\u5230\u65b0\u77e5\u8bc6\u5462\uff0c\u60f3\u8981\u7ee7\u7eed\u4e86\u89e3R\u8bed\u8a00\u5185\u5bb9\u53ef\u4ee5\u6301\u7eed\u5173\u6ce8\u5c0f\u82b1\u54e6\uff5e\uff5e\u6216\u8005\u4e5f\u53ef\u4ee5\u5173\u6ce8\u6211\u4eec\u7684\u5b98\u7f51\u4e5f\u4f1a\u6301\u7eed\u66f4\u65b0\u7684\u54e6\uff5e http:\/\/www.biocloudservice.com\/home.html<\/p>\n<p><br \/><\/p>\n<p>\u6b22\u8fce\u4f7f\u7528\uff1a\u4e91\u751f\u4fe1 – \u5b66\u751f\u7269\u4fe1\u606f\u5b66 (biocloudservice.com)<\/p>\n<p><br \/><\/p>\n<p>\u5982\u679c\u60f3\u7528\u670d\u52a1\u5668\u53ef\u4ee5\u8054\u7cfb\u5fae\u4fe1\uff1a18502195490\uff08\u5feb\u6765\u8054\u7cfb\u6211\u4eec\u4f7f\u7528\u5427\uff01\uff09<\/p>\n<\/section>\n<section style=\"text-align: right;justify-content: flex-end;display: flex;flex-flow: row;transform: translate3d(40px, 0px, 0px);margin-bottom: -40px;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: auto;vertical-align: top;align-self: flex-start;flex: 0 0 auto;min-width: 5%;height: auto;\">\n<section style=\"transform: rotateZ(45deg);\" powered-by=\"xiumi.us\">\n<section style=\"text-align: center;\">\n<section style=\"display: inline-block;width: 26px;height: 26px;vertical-align: top;overflow: hidden;background-color: rgb(255, 255, 255);border-left: 1px solid rgb(160, 160, 160);border-bottom-left-radius: 0px;\">\n<section style=\"text-align: justify;\" powered-by=\"xiumi.us\">\n<p><br \/><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p powered-by=\"xiumi.us\"><br \/><\/p>\n<section style=\"justify-content: flex-start;display: flex;flex-flow: row;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: 100%;vertical-align: top;border-width: 1px;border-radius: 8px;border-style: dotted;border-color: rgb(0, 0, 0);overflow: hidden;align-self: flex-start;flex: 0 0 auto;\">\n<section style=\"margin: 15px 0%;\" powered-by=\"xiumi.us\">\n<section style=\"color: rgb(62, 62, 62);padding-right: 15px;padding-left: 15px;\">\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">References\uff1a<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">https:\/\/www.google.com.hk\/url?sa=i&url=https%3A%2F%2Fgenomicsclass.github.io%2Fbook%2Fpages%2Fmds.html&psig=AOvVaw2XKaZZxoyBqgChaSx1nZjD&ust=1690010769749000&source=images&cd=vfe&opi=89978449&ved=0CA4QjRxqFwoTCIjz6u6in4ADFQAAAAAdAAAAABAP<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section powered-by=\"xiumi.us\">\n<p><a target=\"_blank\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzAwNjE0MDY3MQ==&mid=2650761303&idx=2&sn=6f73471d1e82c56c0b2160d0fcd32d53&scene=21#wechat_redirect\" textvalue=\"\" linktype=\"image\" imgurl=\"https:\/\/mmbiz.qpic.cn\/mmbiz_jpg\/KDvR2NrGicSYCoxhZfqr5L0fxy3C9eSFdt72DV7zqsmrNaiaaoOhic3sHzUpBN4r4MaBCk9p9v16yZwvMvS5nM7sQ\/0?wx_fmt=jpeg\" imgdata=\"[object Object]\" tab=\"innerlink\" data-linktype=\"1\" rel=\"noopener\">\u3001\u3001<span class=\"js_jump_icon h5_image_link\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-galleryid=\"\" data-ratio=\"0.35083798882681566\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/5_pBN4r4MaBCk9p9v16yZwvMvS5nM7sQ.jpg\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_jpg\/KDvR2NrGicSYCoxhZfqr5L0fxy3C9eSFdt72DV7zqsmrNaiaaoOhic3sHzUpBN4r4MaBCk9p9v16yZwvMvS5nM7sQ\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"895\" style=\"\" \/><\/span><\/a><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-galleryid=\"\" data-ratio=\"0.3488888888888889\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/6_uKaqczIP6EMQhkT9sW7c1bKv6z9AAg.jpg\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_jpg\/KDvR2NrGicSYCoxhZfqr5L0fxy3C9eSFdD9CpdQZl2iaySUTmNepgg2BpMuKaqczIP6EMQhkT9sW7c1bKv6z9AAg\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"900\" style=\"\" \/><\/p>\n<p>\uff08\u70b9\u51fb\u9605\u8bfb\u539f\u6587\u8df3\u8f6c\uff09<br \/><\/p>\n<\/section>\n<section style=\"text-align: left;margin: 10px 0%;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;min-width: 10%;vertical-align: top;padding-right: 20px;\">\n<section style=\"transform: translate3d(20px, 0px, 0px);margin: 10px 0% -30px;\" powered-by=\"xiumi.us\">\n<section style=\"color: rgb(62, 62, 62);text-align: justify;font-size: 12px;\">\n<p><strong><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.866\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/7_svsL7OqwTFyiaFJv4Ynmt0lzlgazDQ.gif\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_gif\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLz8NE52rljgJVtiaK8vmeB7YLK2svsL7OqwTFyiaFJv4Ynmt0lzlgazDQ\/640?wx_fmt=gif'\" data-type=\"gif\" data-w=\"500\" height=\"15\" style=\"width: 18px;height: 15px;\" width=\"18\" \/> \u70b9\u4e00\u4e0b\u9605\u8bfb\u539f\u6587\u4e86\u89e3\u66f4\u591a\u8d44\u8baf<\/strong><\/p>\n<\/section>\n<\/section>\n<section style=\"\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: 50px;height: 40px;vertical-align: top;overflow: hidden;\">\n<section style=\"text-align: center;margin-right: 0%;margin-left: 0%;line-height: 0;\" powered-by=\"xiumi.us\">\n<section style=\"vertical-align: middle;display: inline-block;line-height: 0;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"0.7709090909090909\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/8_CZLlLCBmaO1iatvfPxkq9rhBTgUvBg.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_png\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLSZDjN4FVgZ9dgKKTH9mK7IWtvCZLlLCBmaO1iatvfPxkq9rhBTgUvBg\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"275\" style=\"vertical-align: middle;width: 100%;\" \/><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p style=\"display: none;margin-bottom: 24px;\"><mp-style-type data-value=\"3\"><\/mp-style-type><\/p>\n<div class=\"msg_source_url\"><a href=\"http:\/\/www.biocloudservice.com\/home.html\" target=\"_blank\" rel=\"noopener\">\u9605\u8bfb\u539f\u6587<\/a><\/div>\n<p><\/content><\/p>\n<div class=\"msg_source_url\"><a href=\"http:\/\/www.biocloudservice.com\/home.html\" target=\"_blank\" rel=\"noopener\">\u9605\u8bfb\u539f\u6587<\/a><\/div>\n<\/div>\n<p><\/body><br \/>\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e24\u5206\u949f\u5e26\u4f60\u5feb\u901f\u4f7f\u7528R\u8bed\u8a00\u5305proxy\u5904\u7406\u6570\u636e\u95f4\u7684\u8ddd\u79bb\u4fe1\u606f\u5e76\u8fdb\u884c\u751f\u7269\u5b66\u7814\u7a76 \u5c0f\u82b1 \u751f\u4fe1\u679c& 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solid #e1e1e1;margin-top:10px;}.msgBodyReplyListTop{border-top:0;}.reply_like_num{float:right;font-size:14px;color:#c7c7c7;}.msgData{margin-top:20px;color:#626262;}.msgData span{font-size:14px;padding-right:15px;}.msgData .likes{float:right;padding-right:0;}.js_text_content p{font-size:18px;}.rich_media_meta_link{font-size:15px;}blockquote {padding-left: 10px;border-left: 3px solid #dbdbdb;color: rgba(0,0,0,0.5);font-size: 15px;padding-top: 4px;margin: 1em 0;}.video_iframe{width:500px;height:400px;}.blockquote_info{color:#b5b5b5;margin-top:10px;}#copyright_logo{color:#bdbdbd;}.rich_media_meta_list{margin-bottom:10px;}.reprint{background:#efefef;border-radius:5px;padding:8px;color:#1f1f1f;}.reprint a{word-break:break-all;}.topic{color:#8e8e8e;background:#f7f7f7;border-radius:5px;padding:10px 8px;}.topic a{padding-right:5px;}.topic p{margin-bottom:5px;}\n<\/style>\n<link href=\"https:\/\/www.juyifx.cn\/config\/css\/wxArticle.css\" rel=\"stylesheet\"\/>\n<\/head><script>\nvar data={\"mp\":\"\u751f\u4fe1\u679c\",\"title\":\"\u4e24\u5206\u949f\u5e26\u4f60\u5feb\u901f\u4f7f\u7528R\u8bed\u8a00\u5305proxy\u5904\u7406\u6570\u636e\u95f4\u7684\u8ddd\u79bb\u4fe1\u606f\u5e76\u8fdb\u884c\u751f\u7269\u5b66\u7814\u7a76\",\"time\":\"2023-08-10 19:02:16\",\"timeStamp\":\"1691665336\"};\n<\/script><br \/>\n<body><\/p>\n<div class=\"rich_media\">\n<h1 class=\"rich_media_title\" id=\"activity-name\"><a href=\"http:\/\/mp.weixin.qq.com\/s?__biz=Mzg3OTg3MjQyNg==&mid=2247491403&idx=3&sn=6e5fcabd2efdc86ea9e743ceffa9854d&chksm=cf7c8f8ef80b06985ac9ef76986b84ebb3664ab65f852844191abe03e78203abd852e4da0302#rd\" target=\"_blank\" rel=\"noopener\">\u4e24\u5206\u949f\u5e26\u4f60\u5feb\u901f\u4f7f\u7528R\u8bed\u8a00\u5305proxy\u5904\u7406\u6570\u636e\u95f4\u7684\u8ddd\u79bb\u4fe1\u606f\u5e76\u8fdb\u884c\u751f\u7269\u5b66\u7814\u7a76<\/a><\/h1>\n<div id=\"meta_content\" class=\"rich_media_meta_list\"><span class=\"rich_media_meta rich_media_meta_text\">\u5c0f\u82b1 <\/span><span class=\"rich_media_meta rich_media_meta_nickname\" id=\"profileBt\"><a href=\"javascript:void(0);\" class=\"wx_tap_link js_wx_tap_highlight weui-wa-hotarea\" id=\"js_name\">\u751f\u4fe1\u679c <\/a><\/span><em id=\"publish_time\" class=\"rich_media_meta rich_media_meta_text\">2023-08-10 19:02:16<\/em><\/div>\n<p><content><\/p>\n<div class=\"reprint\">\n<p>\u8f6c\u81ea\u516c\u4f17\u53f7\uff1a\u751f\u4fe1\u82b1<br \/><a href=\"http:\/\/mp.weixin.qq.com\/s?__biz=MzkzODUxNjcwMA==&mid=2247484000&idx=1&sn=bf173c913a20ed65a8ef8b7df04fd222\" target=\"_blank\" title=\"\u9605\u8bfb\u539f\u6587\" rel=\"noopener\">http:\/\/mp.weixin.qq.com\/s?__biz=MzkzODUxNjcwMA==&mid=2247484000&idx=1&sn=bf173c913a20ed65a8ef8b7df04fd222<\/a><\/p>\n<\/div>\n<section style=\"font-size: 14px;margin-bottom: 24px;\">\n<section style=\"text-align: left;justify-content: flex-start;display: flex;flex-flow: row;margin-top: 10px;margin-bottom: 10px;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: 100%;vertical-align: top;align-self: flex-start;flex: 0 0 auto;background-color: rgb(65, 128, 216);\">\n<section style=\"justify-content: flex-start;display: flex;flex-flow: row;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;vertical-align: middle;width: auto;min-width: 5%;flex: 0 0 auto;height: auto;align-self: center;padding-left: 12px;\">\n<section style=\"text-align: justify;color: rgb(255, 255, 255);\" powered-by=\"xiumi.us\">\n<p><strong>\u70b9\u51fb\u84dd\u5b57 \u5173\u6ce8\u6211\u4eec<\/strong><\/p>\n<\/section>\n<\/section>\n<section style=\"display: inline-block;vertical-align: middle;width: auto;min-width: 5%;flex: 0 0 auto;height: auto;align-self: center;\">\n<section style=\"justify-content: flex-start;display: flex;flex-flow: row;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;vertical-align: top;width: 34px;align-self: flex-start;flex: 0 0 auto;height: auto;overflow: hidden;margin-right: -17px;\">\n<section style=\"transform: rotateZ(60deg);\" powered-by=\"xiumi.us\">\n<section style=\"margin-top: 10px;margin-bottom: 10px;text-align: center;\">\n<section style=\"width: 100%;height: 5px;background-color: rgb(255, 255, 255);\"><svg viewbox=\"0 0 1 1\" style=\"float:left;line-height:0;width:0;vertical-align:top;\"><\/svg><\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"display: inline-block;vertical-align: top;width: 34px;align-self: flex-start;flex: 0 0 auto;height: auto;overflow: hidden;margin-right: -17px;\">\n<section style=\"transform: rotateZ(60deg);\" powered-by=\"xiumi.us\">\n<section style=\"margin-top: 10px;margin-bottom: 10px;text-align: center;\">\n<section style=\"width: 100%;height: 5px;background-color: rgb(201, 229, 70);\"><svg viewbox=\"0 0 1 1\" style=\"float:left;line-height:0;width:0;vertical-align:top;\"><\/svg><\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"display: inline-block;vertical-align: top;width: 34px;align-self: flex-start;flex: 0 0 auto;height: auto;overflow: hidden;\">\n<section style=\"transform: rotateZ(60deg);\" powered-by=\"xiumi.us\">\n<section style=\"margin-top: 10px;margin-bottom: 10px;text-align: center;\">\n<section style=\"width: 100%;height: 5px;background-color: rgb(255, 255, 255);\"><svg viewbox=\"0 0 1 1\" style=\"float:left;line-height:0;width:0;vertical-align:top;\"><\/svg><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>R\u8bed\u8a00\u662f\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u636e\u5206\u6790\u548c\u7edf\u8ba1\u5efa\u6a21\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5176\u751f\u6001\u7cfb\u7edf\u62e5\u6709\u4e30\u5bcc\u7684\u6269\u5c55\u5305\uff08packages\uff09\uff0c\u4ee5\u6ee1\u8db3\u5404\u79cd\u6570\u636e\u5904\u7406\u548c\u53ef\u89c6\u5316\u7684\u9700\u6c42\u3002\u201cproxy\u201d\u8bed\u8a00\u5305\u610f\u5473\u7740\u8be5\u5305\u7684\u6838\u5fc3\u76ee\u6807\u662f\u5904\u7406\u6570\u636e\u5bf9\u8c61\u4e4b\u95f4\u7684\u76f8\u4f3c\u5ea6\u6216\u8ddd\u79bb\u3002\u5728\u6570\u636e\u5206\u6790\u548c\u673a\u5668\u5b66\u4e60\u9886\u57df\uff0c\u5ea6\u91cf\u6570\u636e\u5bf9\u8c61\u4e4b\u95f4\u7684\u8ddd\u79bb\u6216\u76f8\u4f3c\u5ea6\u662f\u4e00\u4e2a\u5e38\u89c1\u800c\u91cd\u8981\u7684\u4efb\u52a1\u3002\u201cproxy\u201d\u5305\u63d0\u4f9b\u4e86\u591a\u79cd\u8ba1\u7b97\u5bf9\u8c61\u76f8\u4f3c\u6027\u7684\u65b9\u6cd5\uff0c\u5e2e\u52a9\u6570\u636e\u79d1\u5b66\u5bb6\u548c\u7814\u7a76\u4eba\u5458\u66f4\u597d\u5730\u7406\u89e3\u548c\u5904\u7406\u6570\u636e\u3002<\/p>\n<p><br \/><\/p>\n<p>\u8be5\u5305\u7684\u4e3b\u8981\u7279\u70b9\u4e4b\u4e00\u662f\u5176\u9ad8\u5ea6\u7684\u7075\u6d3b\u6027\u3002\u201cproxy\u201d\u5305\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u8ddd\u79bb\u8ba1\u7b97\u65b9\u6cd5\u548c\u76f8\u4f3c\u6027\u5ea6\u91cf\u6307\u6807\uff0c\u6db5\u76d6\u4e86\u591a\u79cd\u6570\u636e\u7c7b\u578b\u548c\u5e94\u7528\u573a\u666f\u3002\u7528\u6237\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u7814\u7a76\u9700\u6c42\u548c\u6570\u636e\u7279\u70b9\uff0c\u9009\u62e9\u5408\u9002\u7684\u8ddd\u79bb\u5ea6\u91cf\u65b9\u6cd5\u3002<\/p>\n<p><br \/><\/p>\n<p>\u8981\u4f7f\u7528proxy\u5305\uff0c\u53ef\u4ee5\u5728R\u4e2d\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\u548c\u52a0\u8f7d\uff1a<\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\">> install.packages(<span class=\"code-snippet__string\">\"proxy\"<\/span>) <span class=\"code-snippet__comment\">#\u5b89\u88c5proxy\u8bed\u8a00\u5305<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> library(proxy) <span class=\"code-snippet__comment\">#\u52a0\u8f7d\u8bed\u8a00\u5305<\/span><\/span><\/code><\/pre>\n<\/section>\n<p powered-by=\"xiumi.us\"><br \/><\/p>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u65f6\uff0c\u8ba1\u7b97\u8ddd\u79bb\u548c\u76f8\u4f3c\u6027\u53ef\u80fd\u6210\u4e3a\u6027\u80fd\u74f6\u9888\u3002\u201cproxy\u201d\u5305\u901a\u8fc7\u4f18\u5316\u7b97\u6cd5\u548c\u5e76\u884c\u8ba1\u7b97\uff0c\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u6570\u636e\u5904\u7406\u80fd\u529b\uff0c\u80fd\u591f\u5728\u8f83\u77ed\u7684\u65f6\u95f4\u5185\u5904\u7406\u5927\u91cf\u6570\u636e\u5bf9\u8c61\u3002<\/p>\n<p><strong><span style=\"font-size: 20px;\">\u793a\u4f8b\uff1a<\/span><\/strong><\/p>\n<p>\u6211\u4eec\u5b89\u88c5\u5e76\u52a0\u8f7d\u4e86”proxy”\u5305\uff0c\u5e76\u4f7f\u7528\u4e00\u4e2a\u7b80\u5316\u7684\u57fa\u56e0\u8868\u8fbe\u77e9\u9635\u4f5c\u4e3a\u793a\u4f8b\u6570\u636e\u3002\u57fa\u56e0\u8868\u8fbe\u77e9\u9635\u662f\u4e00\u4e2a6\u884c2\u5217\u7684\u77e9\u9635\uff0c\u5176\u4e2d\u884c\u8868\u793a\u57fa\u56e0\uff0c\u5217\u8868\u793a\u6837\u672c\uff0c\u5143\u7d20\u8868\u793a\u57fa\u56e0\u5728\u4e0d\u540c\u6837\u672c\u4e2d\u7684\u8868\u8fbe\u503c\u3002<\/p>\n<\/section>\n<section style=\"justify-content: flex-start;display: flex;flex-flow: row;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: 100%;vertical-align: top;border-width: 1px;border-radius: 8px;border-style: dotted;border-color: rgb(0, 0, 0);overflow: hidden;align-self: flex-start;flex: 0 0 auto;\">\n<section style=\"margin: 15px 0%;\" powered-by=\"xiumi.us\">\n<section style=\"color: rgb(62, 62, 62);padding-right: 15px;padding-left: 15px;\">\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\"># \u5b89\u88c5\u548c\u52a0\u8f7d\u6240\u9700\u7684\u5305<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">> install.packages(“proxy”)<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">> library(proxy)<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\"># \u793a\u4f8b\u6570\u636e\uff1a\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u57fa\u56e0\u8868\u8fbe\u77e9\u9635\uff0c\u5176\u4e2d\u884c\u8868\u793a\u57fa\u56e0\uff0c\u5217\u8868\u793a\u6837\u672c<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">> gene_expression <- matrix(c(1.2, 2.3, 0.8, 4.1, 3.0, 2.5,<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">+ 0.9, 3.2, 1.5, 2.9, 3.5, 1.7), nrow = 6, ncol = 2)<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p><br \/><\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f7f\u7528proxy::dist()\u51fd\u6570\u6765\u8ba1\u7b97\u8ddd\u79bb\u77e9\u9635\u3002\u8be5\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u6570\u636e\u77e9\u9635\u4f5c\u4e3a\u8f93\u5165\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u8868\u793a\u6570\u636e\u5bf9\u8c61\u4e4b\u95f4\u8ddd\u79bb\u7684dist\u5bf9\u8c61\u3002\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u8ba1\u7b97\u4e86\u57fa\u56e0\u8868\u8fbe\u77e9\u9635\u4e2d\u6837\u672c\u4e4b\u95f4\u7684\u6b27\u6c0f\u8ddd\u79bb\u3002<\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u521b\u5efa\u6570\u636e\u5bf9\u8c61\uff08dist\u5bf9\u8c61\uff09\u7528\u4e8e\u8ba1\u7b97\u8ddd\u79bb\u548c\u76f8\u4f3c\u6027<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> data_dist <- proxy::dist(gene_expression)<\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u67e5\u770b\u8ba1\u7b97\u51fa\u7684\u8ddd\u79bb\u77e9\u9635<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> print(data_dist)<\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">1<\/span> <span class=\"code-snippet__number\">2<\/span> <span class=\"code-snippet__number\">3<\/span> <span class=\"code-snippet__number\">4<\/span> <span class=\"code-snippet__number\">5<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">2<\/span> <span class=\"code-snippet__number\">2.5495098<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">3<\/span> <span class=\"code-snippet__number\">0.7211103<\/span> <span class=\"code-snippet__number\">2.2671568<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">4<\/span> <span class=\"code-snippet__number\">3.5227830<\/span> <span class=\"code-snippet__number\">1.8248288<\/span> <span class=\"code-snippet__number\">3.5846897<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">5<\/span> <span class=\"code-snippet__number\">3.1622777<\/span> <span class=\"code-snippet__number\">0.7615773<\/span> <span class=\"code-snippet__number\">2.9732137<\/span> <span class=\"code-snippet__number\">1.2529964<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">6<\/span> <span class=\"code-snippet__number\">1.5264338<\/span> <span class=\"code-snippet__number\">1.5132746<\/span> <span class=\"code-snippet__number\">1.7117243<\/span> <span class=\"code-snippet__number\">2.0000000<\/span> <span class=\"code-snippet__number\">1.8681542<\/span><\/span><\/code><\/pre>\n<\/section>\n<p powered-by=\"xiumi.us\"><br \/><\/p>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>\u8fdb\u4e00\u6b65\u4f7f\u7528\u8fd9\u4e9b\u8ddd\u79bb\u4fe1\u606f\u8fdb\u884c\u805a\u7c7b\u5206\u6790\u3001\u6837\u672c\u76f8\u4f3c\u6027\u805a\u7c7b\u3001\u591a\u7ef4\u7f29\u653e\uff08MDS\uff09\u7b49\u4efb\u52a1\uff0c\u8fd9\u4e9b\u4efb\u52a1\u901a\u5e38\u5728\u751f\u7269\u5b66\u7814\u7a76\u4e2d\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<br \/><\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u5c42\u6b21\u805a\u7c7b<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> hc <- hclust(data_dist)<\/span><\/code><code><span class=\"code-snippet_outer\">> plot(hc)<\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\">#K\u5747\u503c\u805a\u7c7b<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> kmeans_result <- kmeans(gene_expression, centers = <span class=\"code-snippet__number\">3<\/span>)<\/span><\/code><code><span class=\"code-snippet_outer\">> cluster_labels <- kmeans_result$cluster<\/span><\/code><\/pre>\n<\/section>\n<section style=\"text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;\" powered-by=\"xiumi.us\">\n<section style=\"vertical-align: middle;display: inline-block;line-height: 0;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"0.8464646464646465\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/1_0ibqEeqswemHz3GXvTicXVP2EEwyqA.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_png\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLqQrszZoQnhjaqicf4PqaMr4crhV0ibqEeqswemHz3GXvTicXVP2EEwyqA\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"990\" style=\"vertical-align: middle;width: 100%;\" \/><\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p><br \/><\/p>\n<p>\u6837\u672c\u76f8\u4f3c\u6027\u805a\u7c7b\u662f\u5c06\u6837\u672c\u6309\u7167\u5176\u76f8\u4f3c\u6027\u8fdb\u884c\u5206\u7ec4\u7684\u8fc7\u7a0b\u3002\u53ef\u4ee5\u4f7f\u7528\u805a\u7c7b\u7b97\u6cd5\u5c06\u6837\u672c\u5206\u6210\u76f8\u4f3c\u7684\u7fa4\u7ec4\uff0c\u5e76\u8fdb\u4e00\u6b65\u5206\u6790\u6bcf\u4e2a\u7fa4\u7ec4\u7684\u7279\u5f81\u3002<\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u6837\u672c\u76f8\u4f3c\u6027\u805a\u7c7b<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> sample_hc <- hclust(t(data_dist)) <span class=\"code-snippet__comment\"># \u4f7f\u7528\u8f6c\u7f6e\u7684\u8ddd\u79bb\u77e9\u9635\u8fdb\u884c\u6837\u672c\u805a\u7c7b<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> plot(sample_hc)<\/span><\/code><\/pre>\n<\/section>\n<section style=\"text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;\" powered-by=\"xiumi.us\">\n<section style=\"vertical-align: middle;display: inline-block;line-height: 0;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"0.8464646464646465\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/2_LREs8MtUdxwynIMYJoSQKiaOmY9Tgw.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_png\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLGiaWvBiav78e23hvyUAF3WaamNELREs8MtUdxwynIMYJoSQKiaOmY9Tgw\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"990\" style=\"vertical-align: middle;width: 100%;\" \/><\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>\u591a\u7ef4\u7f29\u653e\uff08MDS\uff09\u662f\u4e00\u79cd\u5c06\u9ad8\u7ef4\u6570\u636e\u6620\u5c04\u5230\u4f4e\u7ef4\u7a7a\u95f4\u4ee5\u4fdd\u6301\u6837\u672c\u4e4b\u95f4\u7684\u8ddd\u79bb\u4fe1\u606f\u7684\u6280\u672f\u3002\u901a\u8fc7MDS\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u9ad8\u7ef4\u6570\u636e\u53ef\u89c6\u5316\u4e3a\u4e8c\u7ef4\u6216\u4e09\u7ef4\u56fe\u5f62\uff0c\u66f4\u597d\u5730\u7406\u89e3\u6570\u636e\u4e4b\u95f4\u7684\u76f8\u4f3c\u6027\u548c\u5dee\u5f02\u6027\u3002<\/p>\n<\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"r\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u591a\u7ef4\u7f29\u653e<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> mds_result <- cmdscale(data_dist, k = <span class=\"code-snippet__number\">2<\/span>) <span class=\"code-snippet__comment\"># \u5c06\u8ddd\u79bb\u77e9\u9635\u6620\u5c04\u52302\u7ef4\u7a7a\u95f4<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">> plot(mds_result, type = <span class=\"code-snippet__string\">\"n\"<\/span>)<\/span><\/code><code><span class=\"code-snippet_outer\">> text(mds_result, labels = rownames(gene_expression))<\/span><\/code><\/pre>\n<\/section>\n<section style=\"text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;\" powered-by=\"xiumi.us\">\n<section style=\"vertical-align: middle;display: inline-block;line-height: 0;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"0.8464646464646465\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/3_3icicCYwlJZGZ6j6AyfGuu3Iia6jew.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_png\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLZ8micQib6Fd1ncymEiaNIInRZ1oibEo3icicCYwlJZGZ6j6AyfGuu3Iia6jew\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"990\" style=\"vertical-align: middle;width: 100%;\" \/><\/section>\n<\/section>\n<section style=\"text-align: center;margin-top: 10px;margin-bottom: 10px;line-height: 0;\" powered-by=\"xiumi.us\">\n<section style=\"vertical-align: middle;display: inline-block;line-height: 0;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-ratio=\"1\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/4_531oibSc1wbtkobSYsuemktsl8GIHQ.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_png\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLspSIiasHOywhxX4jPM3gZhrAto531oibSc1wbtkobSYsuemktsl8GIHQ\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"504\" style=\"vertical-align: middle;width: 100%;\" \/><\/section>\n<\/section>\n<section style=\"padding-right: 12px;padding-left: 12px;\" powered-by=\"xiumi.us\">\n<p>\u6b64\u5916\uff0c\u201cproxy\u201d\u5305\u8fd8\u4e0eR\u751f\u6001\u7cfb\u7edf\u4e2d\u7684\u5176\u4ed6\u5305\u7d27\u5bc6\u96c6\u6210\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u5168\u9762\u7684\u6570\u636e\u5206\u6790\u89e3\u51b3\u65b9\u6848\u3002\u65e0\u8bba\u662f\u6570\u636e\u9884\u5904\u7406\u3001\u805a\u7c7b\u5206\u6790\u8fd8\u662f\u5206\u7c7b\u4efb\u52a1\uff0c\u201cproxy\u201d\u5305\u90fd\u80fd\u4e0e\u5176\u4ed6\u5e38\u7528\u5305\u65e0\u7f1d\u8854\u63a5\uff0c\u4f7f\u5f97\u7528\u6237\u5728\u8fdb\u884c\u590d\u6742\u7684\u6570\u636e\u5206\u6790\u5de5\u4f5c\u65f6\u5f97\u5fc3\u5e94\u624b\u3002\u8fd9\u79cd\u96c6\u6210\u6027\u4e3aR\u7528\u6237\u63d0\u4f9b\u4e86\u66f4\u52a0\u9ad8\u6548\u548c\u4fbf\u6377\u7684\u5de5\u4f5c\u6d41\u7a0b\uff0c\u4fc3\u8fdb\u4e86\u6570\u636e\u79d1\u5b66\u548c\u7edf\u8ba1\u5efa\u6a21\u9886\u57df\u7684\u53d1\u5c55\u3002<\/p>\n<p><br \/><\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5bf9R\u8bed\u8a00\u5305\u201cproxy\u201d\u7684\u7b80\u5355\u4ecb\u7ecd\u5566\uff0c\u5b83\u4e3aR\u7528\u6237\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u8ddd\u79bb\u8ba1\u7b97\u65b9\u6cd5\u548c\u76f8\u4f3c\u6027\u5ea6\u91cf\u6307\u6807\uff0c\u5e2e\u52a9\u7528\u6237\u5904\u7406\u591a\u79cd\u6570\u636e\u7c7b\u578b\u548c\u89c4\u6a21\u7684\u6570\u636e\u3002\u201cproxy\u201d\u5305\u7684\u8bde\u751f\u586b\u8865\u4e86R\u8bed\u8a00\u5728\u6570\u636e\u5bf9\u8c61\u8ddd\u79bb\u8ba1\u7b97\u65b9\u9762\u7684\u7a7a\u767d\uff0c\u4e3a\u6570\u636e\u79d1\u5b66\u5bb6\u548c\u7814\u7a76\u4eba\u5458\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u6570\u636e\u5206\u6790\u5de5\u5177\u3002\u968f\u7740\u6570\u636e\u79d1\u5b66\u9886\u57df\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u201cproxy\u201d\u5305\u5fc5\u5c06\u5728\u6570\u636e\u5206\u6790\u548c\u673a\u5668\u5b66\u4e60\u7684\u7814\u7a76\u4e2d\u7ee7\u7eed\u53d1\u6325\u91cd\u8981\u4f5c\u7528\uff0c\u4e3a\u7528\u6237\u5e26\u6765\u66f4\u591a\u7684\u4fbf\u5229\u548c\u53ef\u80fd\u6027\u3002<\/p>\n<p><br \/><\/p>\n<\/section>\n<section style=\"text-align: left;justify-content: flex-start;display: flex;flex-flow: row;margin-top: 10px;margin-bottom: 10px;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: 98%;vertical-align: top;align-self: flex-start;flex: 0 0 auto;height: auto;border-style: solid;border-width: 2px;border-color: rgb(160, 160, 160);padding: 27px;\">\n<section style=\"text-align: justify;line-height: 1.6;letter-spacing: 0px;padding-right: 6px;padding-left: 6px;\" powered-by=\"xiumi.us\">\n<p>\u5c0f\u4f19\u4f34\u4eec\uff0c\u4eca\u5929\u6709\u6ca1\u6709\u5b66\u5230\u65b0\u77e5\u8bc6\u5462\uff0c\u60f3\u8981\u7ee7\u7eed\u4e86\u89e3R\u8bed\u8a00\u5185\u5bb9\u53ef\u4ee5\u6301\u7eed\u5173\u6ce8\u5c0f\u82b1\u54e6\uff5e\uff5e\u6216\u8005\u4e5f\u53ef\u4ee5\u5173\u6ce8\u6211\u4eec\u7684\u5b98\u7f51\u4e5f\u4f1a\u6301\u7eed\u66f4\u65b0\u7684\u54e6\uff5e http:\/\/www.biocloudservice.com\/home.html<\/p>\n<p><br \/><\/p>\n<p>\u6b22\u8fce\u4f7f\u7528\uff1a\u4e91\u751f\u4fe1 – \u5b66\u751f\u7269\u4fe1\u606f\u5b66 (biocloudservice.com)<\/p>\n<p><br \/><\/p>\n<p>\u5982\u679c\u60f3\u7528\u670d\u52a1\u5668\u53ef\u4ee5\u8054\u7cfb\u5fae\u4fe1\uff1a18502195490\uff08\u5feb\u6765\u8054\u7cfb\u6211\u4eec\u4f7f\u7528\u5427\uff01\uff09<\/p>\n<\/section>\n<section style=\"text-align: right;justify-content: flex-end;display: flex;flex-flow: row;transform: translate3d(40px, 0px, 0px);margin-bottom: -40px;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: auto;vertical-align: top;align-self: flex-start;flex: 0 0 auto;min-width: 5%;height: auto;\">\n<section style=\"transform: rotateZ(45deg);\" powered-by=\"xiumi.us\">\n<section style=\"text-align: center;\">\n<section style=\"display: inline-block;width: 26px;height: 26px;vertical-align: top;overflow: hidden;background-color: rgb(255, 255, 255);border-left: 1px solid rgb(160, 160, 160);border-bottom-left-radius: 0px;\">\n<section style=\"text-align: justify;\" powered-by=\"xiumi.us\">\n<p><br \/><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p powered-by=\"xiumi.us\"><br \/><\/p>\n<section style=\"justify-content: flex-start;display: flex;flex-flow: row;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;width: 100%;vertical-align: top;border-width: 1px;border-radius: 8px;border-style: dotted;border-color: rgb(0, 0, 0);overflow: hidden;align-self: flex-start;flex: 0 0 auto;\">\n<section style=\"margin: 15px 0%;\" powered-by=\"xiumi.us\">\n<section style=\"color: rgb(62, 62, 62);padding-right: 15px;padding-left: 15px;\">\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">References\uff1a<\/span><\/p>\n<p><span style=\"text-shadow: rgb(255, 253, 231) 0.766044px 0.642788px 2px;\">https:\/\/www.google.com.hk\/url?sa=i&url=https%3A%2F%2Fgenomicsclass.github.io%2Fbook%2Fpages%2Fmds.html&psig=AOvVaw2XKaZZxoyBqgChaSx1nZjD&ust=1690010769749000&source=images&cd=vfe&opi=89978449&ved=0CA4QjRxqFwoTCIjz6u6in4ADFQAAAAAdAAAAABAP<\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section powered-by=\"xiumi.us\">\n<p><a target=\"_blank\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzAwNjE0MDY3MQ==&mid=2650761303&idx=2&sn=6f73471d1e82c56c0b2160d0fcd32d53&scene=21#wechat_redirect\" textvalue=\"\" linktype=\"image\" imgurl=\"https:\/\/mmbiz.qpic.cn\/mmbiz_jpg\/KDvR2NrGicSYCoxhZfqr5L0fxy3C9eSFdt72DV7zqsmrNaiaaoOhic3sHzUpBN4r4MaBCk9p9v16yZwvMvS5nM7sQ\/0?wx_fmt=jpeg\" imgdata=\"[object Object]\" tab=\"innerlink\" data-linktype=\"1\" rel=\"noopener\">\u3001\u3001<span class=\"js_jump_icon h5_image_link\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-galleryid=\"\" data-ratio=\"0.35083798882681566\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/5_pBN4r4MaBCk9p9v16yZwvMvS5nM7sQ.jpg\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_jpg\/KDvR2NrGicSYCoxhZfqr5L0fxy3C9eSFdt72DV7zqsmrNaiaaoOhic3sHzUpBN4r4MaBCk9p9v16yZwvMvS5nM7sQ\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"895\" style=\"\" \/><\/span><\/a><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-galleryid=\"\" data-ratio=\"0.3488888888888889\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/6_uKaqczIP6EMQhkT9sW7c1bKv6z9AAg.jpg\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_jpg\/KDvR2NrGicSYCoxhZfqr5L0fxy3C9eSFdD9CpdQZl2iaySUTmNepgg2BpMuKaqczIP6EMQhkT9sW7c1bKv6z9AAg\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"900\" style=\"\" \/><\/p>\n<p>\uff08\u70b9\u51fb\u9605\u8bfb\u539f\u6587\u8df3\u8f6c\uff09<br \/><\/p>\n<\/section>\n<section style=\"text-align: left;margin: 10px 0%;\" powered-by=\"xiumi.us\">\n<section style=\"display: inline-block;min-width: 10%;vertical-align: top;padding-right: 20px;\">\n<section style=\"transform: translate3d(20px, 0px, 0px);margin: 10px 0% -30px;\" powered-by=\"xiumi.us\">\n<section style=\"color: rgb(62, 62, 62);text-align: justify;font-size: 12px;\">\n<p><strong><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.866\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/7_svsL7OqwTFyiaFJv4Ynmt0lzlgazDQ.gif\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/mmbiz_gif\/KDvR2NrGicSbq7dWFGZbr90EbdDnGRcsLz8NE52rljgJVtiaK8vmeB7YLK2svsL7OqwTFyiaFJv4Ynmt0lzlgazDQ\/640?wx_fmt=gif'\" data-type=\"gif\" data-w=\"500\" height=\"15\" style=\"width: 18px;height: 15px;\" width=\"18\" \/> \u70b9\u4e00\u4e0b\u9605\u8bfb\u539f\u6587\u4e86\u89e3\u66f4\u591a\u8d44\u8baf<\/strong><\/p>\n<\/section>\n<\/section>\n<section style=\"\" powered-by=\"xiumi.us\">\n<section 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