{"id":54700,"date":"2024-06-16T14:24:55","date_gmt":"2024-06-16T06:24:55","guid":{"rendered":"http:\/\/www.biocloudservice.com\/wordpress\/?p=54700"},"modified":"2024-06-16T14:24:55","modified_gmt":"2024-06-16T06:24:55","slug":"%e3%80%8c%e4%bb%98%e8%b4%b9%e3%80%8d%e3%80%90%e4%bb%a3%e7%a0%81%e5%88%86%e4%ba%ab-20%e3%80%91%e6%9b%b4%e9%80%82%e5%90%88%e4%b8%b4%e5%ba%8a%e5%88%86%e6%9e%90%e7%9a%84%e6%9c%ba%e5%99%a8%e5%ad%a6","status":"publish","type":"post","link":"http:\/\/www.biocloudservice.com\/wordpress\/?p=54700","title":{"rendered":"\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01"},"content":{"rendered":"


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href=\"https:\/\/mp.weixin.qq.com\/mp\/appmsgalbum?__biz=Mzg3OTg3MjQyNg==&action=getalbum&album_id=2821072943068839938#wechat_redirect\" title=\"\u751f\u4fe1\u7ed8\u56fe\" target=\"_blank\" rel=\"noopener\">#\u751f\u4fe1\u7ed8\u56fe<\/a><a href=\"https:\/\/mp.weixin.qq.com\/mp\/appmsgalbum?__biz=Mzg3OTg3MjQyNg==&action=getalbum&album_id=2664545260517294084#wechat_redirect\" title=\"\u751f\u4fe1\u5b9e\u64cd\" target=\"_blank\" rel=\"noopener\">#\u751f\u4fe1\u5b9e\u64cd<\/a><a href=\"https:\/\/mp.weixin.qq.com\/mp\/appmsgalbum?__biz=Mzg3OTg3MjQyNg==&action=getalbum&album_id=3138206666342268940#wechat_redirect\" title=\"\u751f\u4fe1\u5c0f\u767d\u76f8\u5173\" target=\"_blank\" rel=\"noopener\">#\u751f\u4fe1\u5c0f\u767d\u76f8\u5173<\/a><a href=\"https:\/\/mp.weixin.qq.com\/mp\/appmsgalbum?__biz=Mzg3OTg3MjQyNg==&action=getalbum&album_id=3138222091851530242#wechat_redirect\" title=\"\u751f\u4fe1\u6709\u5173\u7edf\u8ba1\" target=\"_blank\" rel=\"noopener\">#\u751f\u4fe1\u6709\u5173\u7edf\u8ba1<\/a><\/p>\n<\/div>\n<p data-mpa-powered-by=\"yiban.io\"><span style=\"letter-spacing: 0.034em;font-size: 15px;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-galleryid=\"\" data-imgfileid=\"100014176\" data-ratio=\"0.23333333333333334\" data-s=\"300,640\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/1_rE2v0O5WiaUDJjgv5bxK2G1ePHyH2g-26.jpg\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_jpg\/zcicibWZessAysHY49vPGCraibakiaNq6hQgn8C5MfvVLQGxlNZPEia2PajKAzrE2v0O5WiaUDJjgv5bxK2G1ePHyH2g\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"1080\" style=\"letter-spacing: 0.578px;text-align: center;text-wrap: wrap;\" 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style=\"color: rgb(2, 30, 170);color: rgb(2, 30, 170);font-size: 15px;\"><strong>\u6211\u4eec\u4ece\u7b2c\u4e00\u79cd\u65b9\u6cd5\u5f00\u59cb\uff0cKNN\u7b97\u6cd5\uff0c\u5148\u7b80\u5355\u4e86\u89e3\u4e00\u4e0b\u8fd9\u79cd\u7b97\u6cd5<\/strong><\/span><\/p>\n<p><span style=\"font-size: 15px;\">\u5176\u5b9eKNN\uff08K-Nearest Neighbor\uff09\u7b97\u6cd5\u662f\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u4e2d\u6700\u57fa\u7840\u3001\u6700\u7b80\u5355\u7684\u7b97\u6cd5\u4e4b\u4e00\u3002\u5b83\u65e2\u80fd\u7528\u4e8e\u5206\u7c7b\uff0c\u4e5f\u80fd\u7528\u4e8e\u56de\u5f52\u3002<\/span><\/p>\n<p><span style=\"font-size: 15px;\">\u8fd9\u79cdKNN\u7b97\u6cd5\u901a\u8fc7\u6d4b\u91cf\u4e0d\u540c\u7279\u5f81\u503c\u4e4b\u95f4\u7684\u8ddd\u79bb\u6765\u8fdb\u884c\u5206\u7c7b\u3002<\/span><\/p>\n<p><span style=\"font-size: 15px;\">\u7b80\u5355\u6765\u8bf4KNN\u7b97\u6cd5\u7684\u601d\u60f3\u975e\u5e38\u7b80\u5355\uff1a\u5bf9\u4e8e\u4efb\u610fn\u7ef4\u8f93\u5165\u5411\u91cf\uff0c\u5206\u522b\u5bf9\u5e94\u4e8e\u7279\u5f81\u7a7a\u95f4\u4e2d\u7684\u4e00\u4e2a\u70b9\uff0c\u8f93\u51fa\u4e3a\u8be5\u7279\u5f81\u5411\u91cf\u6240\u5bf9\u5e94\u7684\u7c7b\u522b\u6807\u7b7e\u6216\u9884\u6d4b\u503c\u3002<\/span><\/p>\n<p><span style=\"font-size: 15px;\">\u6240\u4ee5\u8bf4\u8fd9\u79cd\u7b97\u6cd5\u9002\u5408\u4e8e\u4e34\u5e8a\u5206\u6790\uff0c\u56e0\u4e3a\u6709\u7684\u6570\u636e\u4f1a\u6709\u4e34\u5e8a\u5206\u578b\u7684\u60c5\u51b5<\/span><\/p>\n<p><span style=\"font-size: 15px;\">\u770b\u4e0d\u61c2\u7684\u5c0f\u4f19\u4f34\u4e5f\u6ca1\u5173\u7cfb\uff0c\u5c0f\u679c\u5e26\u4f60\u7528\u4ee3\u7801\u5b9e\u4f8b\u53bb\u5b66\u4e60\uff0c\u8fd9\u6837\u66f4\u5bb9\u6613\u7406\u89e3\uff01<\/span><\/p>\n<p><span style=\"color: rgb(2, 30, 170);\"><strong><span style=\"color: rgb(2, 30, 170);font-size: 15px;\">\u6211\u4eec\u5148\u8f7d\u5165\u4e24\u4e2a\u5305<\/span><\/strong><\/span><\/p>\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\"><code><span class=\"code-snippet_outer\">library(mlr)<\/span><\/code><code><span class=\"code-snippet_outer\">library(tidyverse)<\/span><\/code><\/pre>\n<\/section>\n<p><span style=\"font-size: 15px;\">\u7136\u540e\u8f7d\u5165\u8fd9\u4e2a\u6570\u636e\u96c6\uff0c\u8fd9\u91cc\u4f7f\u7528\u5c0f\u679c\u5e73\u65f6\u505a\u8fc7\u7684\u5b9e\u4f8b\uff0c\u5c0f\u4f19\u4f34\u53ef\u4ee5\u6309\u7167\u6570\u636e\u5f62\u5f0f\u81ea\u884c\u53bb\u8bbe\u7f6e<\/span><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"javascript\"><code><span class=\"code-snippet_outer\">a<-read.csv(<span class=\"code-snippet__string\">\"a.csv\"<\/span>,row.names = <span class=\"code-snippet__number\">1<\/span>)<\/span><\/code><\/pre>\n<\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014060\" data-ratio=\"1.2484662576687116\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/2_2luMukn7GwFQmhT9HIKzv1WLzTDTmQ.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqxGt1VTeRxEwE5rvicPO1CMvZV2luMukn7GwFQmhT9HIKzv1WLzTDTmQ\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"326\" \/><\/p>\n<p><span style=\"color: rgb(2, 30, 170);color: rgb(2, 30, 170);font-size: 15px;\"><strong>\u8fd9\u4e2a\u5c31\u9700\u8981\u5c0f\u4f19\u4f34\u62e5\u6709\u6570\u636e\u6837\u672c\u7684\u5206\u7ec4\u60c5\u51b5<\/strong><\/span><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"javascript\"><code><span class=\"code-snippet_outer\">a2<-read.csv(<span class=\"code-snippet__string\">\"a2.csv\"<\/span>,row.names = <span class=\"code-snippet__number\">1<\/span>)<\/span><\/code><\/pre>\n<\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014059\" data-ratio=\"1.3444108761329305\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/3_6NxbVgSQ6Zpfc6GIAjnegDcooS6slw.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqL4IG7zsjfOnJqxmEnsP0bicA26NxbVgSQ6Zpfc6GIAjnegDcooS6slw\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"331\" \/><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"powershell\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__keyword\">data<\/span><-read.csv(<span class=\"code-snippet__string\">\"k.csv\"<\/span>,row.names = <span class=\"code-snippet__number\">1<\/span>)<\/span><\/code><\/pre>\n<\/section>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014057\" data-ratio=\"1.525925925925926\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/4_348xCZFBO3ekIeMDQouSkTkwLxCLAA.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqHHynk37AtMPRgLIn1hPNXLVW348xCZFBO3ekIeMDQouSkTkwLxCLAA\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"270\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"color: rgb(2, 30, 170);font-size: 15px;\"><strong>\u67e5\u770b\u4e0b\u8fd0\u884c\u7684\u7ed3\u679c<\/strong><\/span><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"bash\"><code><span class=\"code-snippet_outer\">kFoldCV<span class=\"code-snippet__variable\">$aggr<\/span><\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014156\" data-ratio=\"0.22113022113022113\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2024-01-01_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01\/5_vMJQJ6O2Oia8jpyVIliau1WjhfWGsw.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqiccgQVouJT5JGufAibVKI6yEabLvvMJQJ6O2Oia8jpyVIliau1WjhfWGsw\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"407\" \/><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"bash\"><code><span class=\"code-snippet_outer\">kFoldCV<span class=\"code-snippet__variable\">$measures<\/span>.<span class=\"code-snippet__built_in\">test<\/span><\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014159\" data-ratio=\"0.2853297442799462\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/6_EYqv5Xcm4AaV9aBLY1OeSEYgGoZL6A.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqOWuV3qVRealibkIE1w31h0DpKEYqv5Xcm4AaV9aBLY1OeSEYgGoZL6A\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"743\" \/><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"php\"><code><span class=\"code-snippet_outer\">calculateConfusionMatrix(kFoldCV$pred, relative = <span class=\"code-snippet__keyword\">TRUE<\/span>)<\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014160\" data-ratio=\"0.5224963715529753\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2024-01-01_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01\/7_Wd4mPW3cIqpBq4hlG7ZqZUOZH6Hibw.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqkAuXvpMAEGgU2VFq84Iq3IzQicWd4mPW3cIqpBq4hlG7ZqZUOZH6Hibw\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"689\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"color: rgb(2, 30, 170);font-size: 15px;\"><strong>\u6211\u4eec\u4ecd\u9700\u8981\u8c03\u6574\u4e00\u4e0bK\u503c<\/strong><\/span><\/p>\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=\"makefile\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># K\u7684\u8d85\u53c2\u6570\u8c03\u6574----<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">knnParamSpace <- makeParamSet(makeDiscreteParam(<span class=\"code-snippet__string\">\"k\"<\/span>, values = 1:10))<\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">gridSearch <- makeTuneControlGrid()<\/span><\/code><code><span class=\"code-snippet_outer\">cvForTuning <- makeResampleDesc(<span class=\"code-snippet__string\">\"RepCV\"<\/span>, folds = 10, reps = 20)<\/span><\/code><code><span class=\"code-snippet_outer\">tunedK <- tuneParams(<span class=\"code-snippet__string\">\"classif.knn\"<\/span>, task = diabetesTask,<\/span><\/code><code><span class=\"code-snippet_outer\">resampling = cvForTuning,<\/span><\/code><code><span class=\"code-snippet_outer\">par.set = knnParamSpace,<\/span><\/code><code><span class=\"code-snippet_outer\">control = gridSearch)<\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014158\" data-ratio=\"0.48502139800285304\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/8_vg6Sz6Evj4FR4gr7JiaOYyh0qm3z3A.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdq5dY3rQFp6ts8VQmJl19oqM99Avg6Sz6Evj4FR4gr7JiaOYyh0qm3z3A\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"701\" \/><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\"><code><span class=\"code-snippet_outer\">tunedK<\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014157\" data-ratio=\"0.36792452830188677\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2024-01-01_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01\/9_TITkYTuI3Bw68IfKa03M2H8IicvL3w.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqrZkl90fQZumWJRbvfebm8yf8cTITkYTuI3Bw68IfKa03M2H8IicvL3w\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"318\" \/><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"bash\"><code><span class=\"code-snippet_outer\">tunedK<span class=\"code-snippet__variable\">$x<\/span><\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014161\" data-ratio=\"0.55\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2024-01-01_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01\/10_dhZPnWzH4MYTBks0TM5RW2ChL2vt9w.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqRxPNOaIQlTZSibfXaKCsD5HPEdhZPnWzH4MYTBks0TM5RW2ChL2vt9w\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"180\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u6700\u4f18 \u7684K\u503c\u4e3a3<\/span><\/p>\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=\"nginx\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__attribute\">knnTuningData<\/span> <- generateHyperParsEffectData(tunedK)<\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">plotHyperParsEffect(knnTuningData, x = <span class=\"code-snippet__string\">\"k\"<\/span>, y = <span class=\"code-snippet__string\">\"mmce.test.mean\"<\/span>,<\/span><\/code><code><span class=\"code-snippet_outer\">plot.type = <span class=\"code-snippet__string\">\"line\"<\/span>) +<\/span><\/code><code><span class=\"code-snippet_outer\">theme_bw()<\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014162\" data-ratio=\"0.9954198473282443\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2024-01-01_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01\/11_o44JoKUqgOJ9kdicjvDbj6T977IRlg.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqeDWIV2R3ErPYrOwTbnxoe69FSo44JoKUqgOJ9kdicjvDbj6T977IRlg\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"655\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u67e5\u770b\u4e00\u4e0b\u7ed3\u679c\u56fe\uff0c\u5728K=3\u7684\u9002\u5408\u6700\u5747\u8861\uff0c<\/span><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u7136\u540e\u4f7f\u7528\u8bd5\u9a8c\u53bb\u9a8c\u8bc1\u6a21\u578b<\/span><\/p>\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=\"nginx\"><span class=\"code-snippet__comment\"># \u7528TUNED K\u8bad\u7ec3\u6700\u7ec8\u6a21\u578b----<\/span><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__attribute\">tunedKnn<\/span> <- setHyperPars(makeLearner(<span class=\"code-snippet__string\">\"classif.knn\"<\/span>), par.vals = tunedK<span class=\"code-snippet__variable\">$x<\/span>)<\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">tunedKnnModel <- train(tunedKnn, diabetesTask)<\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u7ee7\u7eed\u8c03\u6574\u53c2\u6570<\/span><\/p>\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<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"makefile\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u5305\u62ec\u5d4c\u5957\u4ea4\u53c9\u9a8c\u8bc1\u4e2d\u7684\u8d85\u53c2\u6570\u8c03\u6574----<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">inner <- makeResampleDesc(<span class=\"code-snippet__string\">\"CV\"<\/span>)<\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">outer <- makeResampleDesc(<span class=\"code-snippet__string\">\"RepCV\"<\/span>, folds = 10, reps = 5)<\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">knnWrapper <- makeTuneWrapper(<span class=\"code-snippet__string\">\"classif.knn\"<\/span>, resampling = inner,<\/span><\/code><code><span class=\"code-snippet_outer\">par.set = knnParamSpace,<\/span><\/code><code><span class=\"code-snippet_outer\">control = gridSearch)<\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">cvWithTuning <- resample(knnWrapper, diabetesTask, resampling = outer)<\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u8fd9\u91cc\u5c0f\u4f19\u4f34\u591a\u7b49\u5f85\u4e00\u4e0b<\/span><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014164\" data-ratio=\"0.2854609929078014\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/12_tsoy7DNZicZlwreJLau5ufynVRn6eQ.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqFPV7Z6lz6xNyMloAiajNgiaLHJBtsoy7DNZicZlwreJLau5ufynVRn6eQ\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"564\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u63a5\u4e0b\u6765<\/span><\/p>\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<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"nginx\"><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__comment\"># \u4f7f\u7528\u6a21\u578b\u8fdb\u884c\u9884\u6d4b----<\/span><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__attribute\">newDiabetesPatients<\/span> <- a<\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">newDiabetesPatients<-newDiabetesPatients[,-<span class=\"code-snippet__number\">1<\/span>]<\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">newPatientsPred <- predict(tunedKnnModel, newdata = newDiabetesPatients)<\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\"><br \/><\/span><\/code><code><span class=\"code-snippet_outer\">library(caret)<\/span><\/code><code><span class=\"code-snippet_outer\">pred<-getPredictionResponse(newPatientsPred)<\/span><\/code><code><span class=\"code-snippet_outer\">confusionMatrix(table(pred,a<span class=\"code-snippet__variable\">$fen<\/span>))<\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014165\" data-ratio=\"0.7345679012345679\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/13_E2fWOOuUvGqlSFSey789KRvEWwbyRw.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqUK2kxqC4OVUXwjCmHUMKicic3uE2fWOOuUvGqlSFSey789KRvEWwbyRw\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"486\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014163\" data-ratio=\"0.7154811715481172\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2024-01-01_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01\/14_icbIZEVTroaRUZS0OKJIEDNso2ys9Q.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqTUXb8Us8IUA6sWwMneA93dqGZicbIZEVTroaRUZS0OKJIEDNso2ys9Q\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"478\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u4e0d\u540c\u7684\u6a21\u578b\u53bb\u9884\u6d4b\u4e34\u5e8a\u7684\u4fe1\u606f<\/span><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014166\" data-ratio=\"0.810304449648712\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/15_xAcibnQpowLfFfRgzH2ttnYmwmtjFA.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqOjnsWyyEGw6Sl3p24ZuOSWnMaxAcibnQpowLfFfRgzH2ttnYmwmtjFA\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"427\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u8fd9\u6837\u4e00\u6765\u901a\u8fc7\u4e0d\u540c\u7684\u4e34\u5e8a\u5206\u578b\uff0c\u6784\u5efa\u7684\u6a21\u578b\u5c31\u8ba1\u7b97\u5b8c\u6210\u4e86\uff0c<\/span><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"color: rgb(2, 30, 170);font-size: 15px;\"><strong>\u4e0b\u9762\u6211\u4eec\u5b66\u4e60\u4e00\u4e0bsetpcox\u8ba1\u7b97<\/strong><\/span><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u8fd9\u4e00\u6b65\u9aa4\u5176\u5b9e\u5c31\u662f \u4e24\u4e2a\u51fd\u6570\u7684\u8fde\u7528\uff0c\u5206\u522b\u662fstep\u51fd\u6570\u4ee5\u53cacox\u51fd\u6570\uff0c\u7b80\u5355\u7406\u89e3\u5c31\u662f\u901a\u8fc7step\u51fd\u6570\u57fa\u4e8eAIC\u9009\u62e9\u4e00\u4e2acox\u6a21\u578b\uff0c\u800c\u8fd9\u4e2acox\u6a21\u578b\u9700\u8981\u6ee1\u8db3AIC\u6700\u5c0f\uff0c\u90a3\u4e48\u81ea\u7136\u5728\u6784\u5efa\u4e0d\u540c\u7684cox\u6a21\u578b\u7684\u65f6\u5019\u4f1a\u9009\u62e9\u4e0d\u540c\u7684\u53d8\u91cf\u8fdb\u800c\u83b7\u5f97\u4e0d\u540c\u7684AIC\uff0c\u6240\u4ee5\u5c31\u83b7\u5f97\u4e86\u53d8\u91cf\u7b5b\u9009\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u4e0b\u9762\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u5176\u4ee3\u7801\u662f\u5982\u4f55\u5b9e\u73b0\u7684<\/span><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u8fd9\u91cc\u5c0f\u679c\u7528\u5b9e\u4f8b\u6570\u636e\u96c6\u53bb\u5206\u6790\uff0c\u5c0f\u4f19\u4f34\u53ef\u4ee5\u66f4\u5177\u6570\u636e\u96c6\uff0c\u81ea\u884c\u53bb\u8bbe\u7f6e<\/span><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"javascript\"><code><span class=\"code-snippet_outer\">a<-read.csv(<span class=\"code-snippet__string\">\"data.csv\"<\/span>,row.names = <span class=\"code-snippet__number\">1<\/span>)<\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014167\" data-ratio=\"0.4372037914691943\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2024-01-01_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01\/16_UoicH47LwPmhYCsbuibAgFzCAmMicw.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqkic3UZiajgUXfmDuagXXNCRdvBpjNUoicH47LwPmhYCsbuibAgFzCAmMicw\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"844\" \/><\/p>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"javascript\"><code><span class=\"code-snippet_outer\">yu<-read.csv(<span class=\"code-snippet__string\">\"\u9884\u540e\u4fe1\u606f.csv\"<\/span>,row.names = <span class=\"code-snippet__number\">1<\/span>)<\/span><\/code><\/pre>\n<\/section>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;text-align: center;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014168\" data-ratio=\"1.886138613861386\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/17_0Vc84SV3cWib2nocJ5cf89vDibI1xg.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqOWSuMvSPibvFoASrv6KkniaeWmfB0Vc84SV3cWib2nocJ5cf89vDibI1xg\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"202\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u8fd9\u91cc\u8fd8\u662f\u9700\u8981\u6837\u672c\u7684\u4e34\u5e8a\u4fe1\u606f\u7684<\/span><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u5176\u5b9e\u8fd9\u4e2a\u65b9\u6cd5\u8ba1\u7b97\u5f88\u7b80\u5355\uff0c\u53ea\u9700\u8981\u51e0\u6b65\uff0c<\/span><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014170\" data-ratio=\"0.5232876712328767\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/18_NFl27Tg8YLgxb3jI9qRPdia7vkqXRQ.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqjl8TZCyOzHkibBECMlYZ6x2E6BNFl27Tg8YLgxb3jI9qRPdia7vkqXRQ\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"730\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014169\" data-ratio=\"0.4568210262828536\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2024-01-01_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01\/19_cSibAoYbdecDAfNoqZx5QQZb6fHIQw.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqZ6WrndKib9EODM7ngBlpJmZNfoicSibAoYbdecDAfNoqZx5QQZb6fHIQw\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"799\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014171\" data-ratio=\"0.3588748787584869\" src=\"http:\/\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/20_5ewfIybuZuSO9ot0eMQg42xopKTOvA.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAyPT5Rdkc8iam7hJtPUwQPdqjHdoJ4psZ1zct4M4YP7M2F6s5ewfIybuZuSO9ot0eMQg42xopKTOvA\/640?wx_fmt=png&from=appmsg'\" data-type=\"png\" data-w=\"1031\" \/><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u8fd9\u4e9b\u7ed3\u679c\u662f\u5f88\u591a\u7684\uff0c\u5c0f\u4f19\u4f34\u53ef\u4ee5\u81ea\u884c\u53bb\u4fdd\u5b58\uff0c\u800c\u4e14\u4e00\u4e9b\u57fa\u56e0\u7684\u9884\u540e\u98ce\u9669\u503c\u4e5f\u8ba1\u7b97\u51fa\u6765\uff0c<\/span><\/p>\n<p style=\"letter-spacing: 0.578px;text-wrap: wrap;\"><span style=\"font-size: 15px;\">\u597d\u4e86\u8fd9\u6b21\u7684\u5b66\u4e60\u5c31\u7ed3\u675f\u4e86\uff0c\u5c0f\u4f19\u4f34\u8981\u4eb2\u624b\u53bb\u8bd5\u9a8c\u54e6\uff0c\u624d\u80fd\u7406\u89e3\u6bcf\u4e00\u6b65\u7684\u542b\u4e49\uff01<\/span><\/p>\n<p style=\"margin-top: 0pt;margin-bottom: 0pt;margin-left: 0pt;letter-spacing: 0.578px;text-indent: 0pt;text-wrap: wrap;line-height: normal;font-size: 12pt;font-family: helvetica;color: rgb(0, 0, 0);break-after: auto;\"><span style=\"font-size: 15px;\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-imgfileid=\"100014172\" data-ratio=\"0.38981481481481484\" data-s=\"300,640\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2024-01-01_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801\u5206\u4eab-20\u3011\u66f4\u9002\u5408\u4e34\u5e8a\u5206\u6790\u7684\u673a\u5668\u5b66\u4e60\u7b97\u6cd5-KNN\u7b97\u6cd5\u548cstepCox\uff01\u5c0f\u679c\u624b\u628a\u624b\u6559\u4f60\u5b66\u4f1a\uff01\/21_FbEg9fibwQicL8l2ExKOZZTmAHXabQ.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAx3HetBkB7aOGibFWKqibqIATyC4zFibzCgdrxFwRep6cDMLIbA0FbEg9fibwQicL8l2ExKOZZTmAHXabQ\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"1080\" style=\"font-size: var(--articleFontsize);letter-spacing: 0.034em;caret-color: rgba(0, 0, 0, 0);\" \/><\/span><\/p>\n<section powered-by=\"xiumi.us\" style=\"margin-bottom: 0px;letter-spacing: 0.578px;text-wrap: wrap;outline: 0px;font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif;background-color: rgb(255, 255, 255);text-align: 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