{"id":3233,"date":"2024-03-14T23:23:31","date_gmt":"2024-03-14T15:23:31","guid":{"rendered":"http:\/\/khsci.com\/docs\/?p=3233"},"modified":"2024-04-07T21:35:03","modified_gmt":"2024-04-07T13:35:03","slug":"emdwave","status":"publish","type":"post","link":"https:\/\/www.khsci.com\/docs\/index.php\/2024\/03\/14\/emdwave\/","title":{"rendered":"\u7c7bEMD-\u5c0f\u6ce2\u9608\u503c\u964d\u566a\uff08\u4ee5ICEEMDAN-\u6837\u672c\u71b5-\u5c0f\u6ce2\u9608\u503c\u65b9\u6cd5\u4e3a\u4f8b\uff09"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\"><strong>\u4e00\u3001\u4ee3\u7801\u8fd0\u884c\u73af\u5883<\/strong><\/h4>\n\n\n\n<p class=\"is-style-iw-2em\">MATLAB2018b\u53ca\u66f4\u65b0\u7248\u672c\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u4e8c\u3001\u7a0b\u5e8f\u4ecb\u7ecd<\/strong><\/h4>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"180\" height=\"222\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-7.png\" alt=\"\" class=\"wp-image-3234\"\/><\/figure><\/div>\n\n\n<p class=\"is-style-iw-2em\"><span style=\"font-family: \u6977\u4f53;\">\u6ce8\uff1a<img decoding=\"async\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2020\/04\/d2f64ad140f71d4582ec56dfb0893b44.png\">\u56fe\u6807\u4ee3\u8868\u8be5m\u6587\u4ef6\u4e3a\u811a\u672c\u6587\u4ef6\uff0c\u53ef\u4ee5\u76f4\u63a5\u8fd0\u884c\uff1b<img decoding=\"async\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2020\/04\/5823613e4f686c23a078445e25e3e8eb.png\">\u56fe\u6807\u4ee3\u8868\u51fd\u6570\u6587\u4ef6\uff0c\u5728\u6ca1\u6709\u8f93\u5165\u53d8\u91cf\u7684\u60c5\u51b5\u4e0b\u65e0\u6cd5\u76f4\u63a5\u8fd0\u884c\u3002\u66f4\u8be6\u7ec6\u7684\u89e3\u91ca\u53ef\u4ee5\u770b<a rel=\"nofollow noopener noreferrer\" href=\"https:\/\/ww2.mathworks.cn\/help\/matlab\/learn_matlab\/scripts-and-functions.html\" target=\"_blank\">\u8fd9\u91cc<\/a>\u3002<\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\"> <span style=\"color: #ff6600;\"><strong>1.<\/strong><\/span><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">demoEMDsWavelet<\/mark><\/strong><span style=\"color: #ff6600;\"><strong>\u6587\u4ef6\u5939<\/strong><\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u8fdb\u884cICEEMDAN-\u6837\u672c\u71b5-\u5c0f\u6ce2\u9608\u503c\u6ee4\u6ce2\u7684\u811a\u672c\u6587\u4ef6\uff0c\u51fd\u6570filEMDsWaveletTh\u7684\u6d4b\u8bd5\u6587\u4ef6\uff0c\u53ef\u4ee5\u76f4\u63a5\u8fd0\u884c\u3002\u7a0b\u5e8f\u8fd0\u884c\u5b8c\u6210\u540e\uff0c\u5728MATLAB\u7684\u5de5\u4f5c\u533a\uff0c\u53cc\u51fbreSig\u53d8\u91cf\uff0c\u53ef\u4ee5\u67e5\u770b\u6ee4\u6ce2\u540e\u7684\u5177\u4f53\u6570\u503c\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u8fd0\u884c\u8be5\u6587\u4ef6\uff0c\u5c06\u7ed8\u5236\u4ee5\u4e0b\u56fe\u7247\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"480\" height=\"391\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-8.png\" alt=\"\" class=\"wp-image-3235\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-8.png 480w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-8-300x244.png 300w\" sizes=\"(max-width: 480px) 100vw, 480px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"503\" height=\"603\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-9.png\" alt=\"\" class=\"wp-image-3236\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-9.png 503w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-9-250x300.png 250w\" sizes=\"(max-width: 503px) 100vw, 503px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"511\" height=\"409\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-10.png\" alt=\"\" class=\"wp-image-3237\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-10.png 511w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-10-300x240.png 300w\" sizes=\"(max-width: 511px) 100vw, 511px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"541\" height=\"521\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-11.png\" alt=\"\" class=\"wp-image-3238\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-11.png 541w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-11-300x289.png 300w\" sizes=\"(max-width: 541px) 100vw, 541px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"478\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-12.png\" alt=\"\" class=\"wp-image-3239\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-12.png 520w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-12-300x276.png 300w\" sizes=\"(max-width: 520px) 100vw, 520px\" \/><\/figure><\/div>\n\n\n<p class=\"is-style-iw-2em\">\u53e6\u5916\u5728\u547d\u4ee4\u884c\u7a97\u53e3\u5c06\u4f1a\u6253\u5370\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"790\" height=\"75\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-13.png\" alt=\"\" class=\"wp-image-3240\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-13.png 790w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-13-300x28.png 300w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2024\/03\/image-13-768x73.png 768w\" sizes=\"(max-width: 790px) 100vw, 790px\" \/><\/figure><\/div>\n\n\n<p class=\"is-style-iw-2em\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"><strong> <span style=\"color: #ff6600;\">2.<\/span>filEMDsWaveletTh<\/strong><\/mark><span style=\"color: #ff6600;\"><strong>.m\u6587\u4ef6<\/strong><\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">ICEEMDAN-\u6837\u672c\u71b5-\u6539\u8fdb\u7684\u5c0f\u6ce2\u9608\u503c\u7684\u5c01\u88c5\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u4e2d\u7684ICEEMDAN\u65b9\u6cd5\u3001\u6837\u672c\u71b5\u3001\u5c0f\u6ce2\u9608\u503c\u7684\u76f8\u5173\u53c2\u6570\u53ef\u4ee5\u8fdb\u884c\u4fee\u6539\u66ff\u6362\u3002<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-matlab\">function reSig = filEMDsWaveletTh(sig)\n% ICEEMDAN-\u6837\u672c\u71b5-\u6539\u8fdb\u7684\u5c0f\u6ce2\u9608\u503c\u7684\u5c01\u88c5\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u4e2d\u7684ICEEMDAN\u65b9\u6cd5\u3001\u6837\u672c\u71b5\u3001\u5c0f\u6ce2\u9608\u503c\u7684\u76f8\u5173\u53c2\u6570\u53ef\u4ee5\u8fdb\u884c\u4fee\u6539\u66ff\u6362\n% \u8f93\u5165\u53c2\u6570:\n%   sig - \u5f85\u6ee4\u6ce2\u4fe1\u53f7\n%\n% \u8f93\u51fa\u53c2\u6570:\n%   reSig - \u6ee4\u6ce2\u540e\u7684\u4fe1\u53f7<\/code><\/pre>\n\n\n\n<p class=\"is-style-iw-2em\"><span style=\"color: #ff6600;\"><strong>2.filterWaveletTh.m\u6587\u4ef6<\/strong><\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u4f7f\u7528\u5c0f\u6ce2\u9608\u503c\u6cd5\u5b9e\u73b0\u6ee4\u6ce2\u7684\u4e3b\u51fd\u6570\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u9608\u503c\u6ee4\u6ce2\u7684\u4e0d\u540c\u53c2\u6570\u8bbe\u7f6e\u5168\u90e8\u5c01\u88c5\u5728\u6b64\u51fd\u6570\uff0c\u53ea\u9700\u8981\u8f93\u5165\u5f85\u6ee4\u6ce2\u6570\u636e\u3001\u5c0f\u6ce2\u540d\u79f0\u3001\u9608\u503c\u7c7b\u578b\u3001\u5c0f\u6ce2\u5206\u89e3\u6c34\u5e73\u548c\u9608\u503c\u9009\u62e9\u89c4\u5219\uff0c\u5b9e\u73b0\u4e00\u884c\u4ee3\u7801\u5b8c\u6210\u5c0f\u6ce2\u9608\u503c\u6ee4\u6ce2\u3002<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-matlab\">function s = filterWaveletTh(data,wname,SORH,lev,tptr)\n\n% \u4f7f\u7528\u5c0f\u6ce2\u9608\u503c\u6cd5\u5b9e\u73b0\u6ee4\u6ce2\uff0c\u672c\u6587\u4ef6\u662f\u4e3a\u4e86\u5f62\u5f0f\u7edf\u4e00\u65b9\u4fbf\u8c03\u7528\u7684\u4e00\u5c42\u5c01\u88c5\uff0c\u5177\u4f53\u5b9e\u73b0\u5728kwden.m\u3001kwdencmp.m\u3001kwthresh.m\u3001kthselect.m\u6587\u4ef6\u4e2d\n% \u8fd94\u4e2a\u6587\u4ef6\u5747\u4e3a\u7ecf\u672c\u4eba\u8c03\u6574\u8fc7\u540e\u7684\u51fd\u6570\u6587\u4ef6\uff0c\u539f\u51fd\u6570\u5206\u522b\u4e3awden,wdencmp,wthresh,thselect\uff0c\u6240\u4ee5\u5173\u4e8e\u8fd9\u51e0\u4e2a\u51fd\u6570\u66f4\u591a\u4ecb\u7ecd\u53ef\u4ee5\u67e5\u770b\u5bf9\u5e94\u7684\u5b98\u65b9\u5e2e\u52a9\u6587\u6863\n% \u8f93\u5165\uff1a\n% data\uff1a\u5f85\u6ee4\u6ce2\u6570\u636e\n% wname\uff1a\u5c0f\u6ce2\u540d\u79f0\uff0c\u53ef\u9009\u8303\u56f4\u53c2\u8003\u8fd9\u91cc\uff1ahttps:\/\/ww2.mathworks.cn\/help\/wavelet\/ref\/wfilters.html?searchHighlight=wname&amp;s_tid=srchtitle_wname_2#d123e130597\n% SORH\uff1a  \u9608\u503c\u7c7b\u578b \u53ef\u4ee5\u9009\u62e9\uff1a\n%       -&#039;s&#039; \u8f6f\u9608\u503c\n%       -&#039;h&#039; \u786c\u9608\u503c\n% \n%       SORH =&#039;a1&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd51\uff0c\u6539\u8fdb\u540e\u7684\u8f6f\u9608\u503c\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u5b59\u4e07\u9e9f, \u738b\u8d85. \u57fa\u4e8e\u6539\u8fdb\u7684\u8f6f\u9608\u503c\u5c0f\u6ce2\u5305\u7f51\u7edc\u7684\u7535\u529b\u4fe1\u53f7\u6d88\u566a[J]. \u6d77\u519b\u5de5\u7a0b\u5927\u5b66\u5b66\u62a5, 2019(4).\n%       SORH = &#039;a2&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd52\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u5218\u51b2, \u9a6c\u7acb\u4fee, \u6f58\u91d1\u51e4,\u7b49. \u8054\u5408VMD\u4e0e\u6539\u8fdb\u5c0f\u6ce2\u9608\u503c\u7684\u5c40\u653e\u4fe1\u53f7\u53bb\u566a[J]. \u73b0\u4ee3\u7535\u5b50\u6280\u672f, 2021, 44(21):6.\n%       SORH = &#039;a3&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd54\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u57fa\u4e8e\u6539\u8fdb\u5c0f\u6ce2\u9608\u503c-CEEMDAN\u7b97\u6cd5\u7684ECG\u4fe1\u53f7\u53bb\u566a\u7814\u7a76\n%       SORH = &#039;a4&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd53\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u57fa\u4e8e\u6539\u8fdb\u5c0f\u6ce2\u9608\u503c\u51fd\u6570\u7684\u8bed\u97f3\u589e\u5f3a\u7b97\u6cd5\u7814\u7a76\n%                     \u91c7\u7528\u8be5\u65b9\u6cd5\u9700\u8981\u8f93\u5165\u4e24\u4e2a\u8c03\u8282\u56e0\u5b50\uff0c\u5206\u522b\u662fa4_alpha\u548ca4_gamma\uff0c\u53d6a4_alpha&gt;0\uff0c0&lt;a4_gamma&lt;1\n%       SORH = &#039;a5&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd53\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u300a\u57fa\u4e8eVMD\u4e0e\u6539\u8fdb\u5c0f\u6ce2\u9608\u503c\u7684\u5730\u9707\u4fe1\u53f7\u53bb\u566a\u65b9\u6cd5\u7814\u7a76\u300b\n%                     \u91c7\u7528\u8be5\u65b9\u6cd5\u9700\u8981\u8f93\u5165\u4e24\u4e2a\u8c03\u8282\u56e0\u5b50\uff0c\u5206\u522b\u662falpha\u548cbeta\n% lev\uff1a  \u5c0f\u6ce2\u5206\u89e3\u6c34\u5e73\n% tptr\uff1a \u9608\u503c\u9009\u62e9\u89c4\u5219\uff0c\u6709\u53ef\u9009\u7c7b\u578b\uff1a\n%       &#039;&#039; \u2014 Adaptive threshold selection using the principle of Stein&#039;s Unbiased Risk Estimate (SURE).\n%       &#039;sqtwolog&#039; \u2014 Fixed-form threshold is sqrt(2*log(length(X))).\n%       &#039;heursure&#039; \u2014 Heuristic variant of &#039;rigrsure&#039; and &#039;sqtwolog&#039;.\n%       &#039;minimaxi&#039; \u2014 Minimax thresholding.\n%       &#039;visushrink&#039; - \u901a\u7528\u9608\u503c\u53bb\u566a\u65b9\u6cd5\n% options\uff1a\u90e8\u5206\u9608\u503c\u51fd\u6570\u9700\u8981\u8865\u5145\u7684\u53c2\u6570\u8bbe\u7f6e\uff0c\u5373\u67d0\u4e9b\u8c03\u8282\u56e0\u5b50\uff0c\u9700\u8981\u7528\u7ed3\u6784\u4f53\u65b9\u5f0f\u8c03\u7528\u5e45\u503c\uff0c\u5982options.a4_alpha=2\u3002\u5982\u679c\u4e0d\u9700\u8981\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u8d4b\u503c\u4e3aoptions=[]\u3002\u5177\u4f53\u5982\u4e0b\uff1a\n%          -a4_alpha\uff1a\u6539\u8fdb\u65b9\u6cd54\u7684alpha\u503c\u8bbe\u7f6e a4_alpha&gt;0\n%          -a4_gamma\uff1a\u6539\u8fdb\u65b9\u6cd54\u7684gamma\u503c\u8bbe\u7f6e 0&lt;a4_gamma&lt;1\n%          -a5_alpha\uff1a\u6539\u8fdb\u65b9\u6cd55\u7684alpha\u503c\u8bbe\u7f6e\n%          -a5_beta\uff1a\u6539\u8fdb\u65b9\u6cd55\u7684beta\u503c\u8bbe\u7f6e\n% \u8f93\u51fa\uff1a\n% s\uff1a\u7ecf\u8fc7\u6ee4\u6ce2\u540e\u5f97\u5230\u7684\u6570\u636e<\/code><\/pre>\n\n\n\n<p class=\"is-style-iw-2em\"><span style=\"color: #ff6600;\"><strong>3.FilterEffectEvaluation.m\u6587\u4ef6<\/strong><\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u5bf9\u6ee4\u6ce2\u6548\u679c\u8fdb\u884c\u8bc4\u4f30\u3002\u76ee\u524d\u5305\u542b\u7684\u8bc4\u4f30\u6307\u6807\u6709\uff1a\u4fe1\u566a\u6bd4SNR\uff0c\u5747\u65b9\u5deeMSE\uff0c\u6ce2\u5f62\u76f8\u4f3c\u7cfb\u6570NCC\u3002<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-matlab\">function [SNR,MSE,NCC] = FilterEffectEvaluation(ori,fil)\n\n% \u5bf9\u6ee4\u6ce2\u6548\u679c\u8fdb\u884c\u8bc4\u4f30\n% \u76ee\u524d\u5305\u542b\u7684\u8bc4\u4f30\u6307\u6807\u6709\uff1a\u4fe1\u566a\u6bd4SNR\uff0c\u5747\u65b9\u5deeMSE\uff0c\u6ce2\u5f62\u76f8\u4f3c\u7cfb\u6570NCC\n% \u8f93\u5165\uff1a\n% ori\uff1a\u65e0\u566a\u58f0\u7684\u539f\u59cb\u6570\u636e\uff0c\u4e00\u7ef4\u5e8f\u5217\n% fil\uff1a\u6ee4\u6ce2\u540e\u7684\u6570\u636e\uff0c\u4e00\u7ef4\u5e8f\u5217\n% \u8f93\u51fa\uff1a\n% SNR\uff1a\u4fe1\u566a\u6bd4\n% MSE\uff1a\u5747\u65b9\u8bef\u5dee\n% NCC\uff1a\u6ce2\u5f62\u76f8\u4f3c\u7cfb\u6570<\/code><\/pre>\n\n\n\n<p class=\"is-style-iw-2em\"><span style=\"color: #ff6600;\"><strong>4.kthselect.m\u6587\u4ef6<\/strong><\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u7ecf\u5e97\u957f\u4fee\u6539\u540e\u7684\u5c0f\u6ce2\u9608\u503c\u6ee4\u6ce2\u9608\u503c\u9009\u62e9\u51fd\u6570\uff08\u539f\u51fd\u6570\u4e3athselect\uff09\uff0c\u52a0\u5165\u4e86 VisuShrink \u65b9\u6cd5\uff0c\u5373\u7edf\u4e00\u9608\u503c\u53bb\u566a\u65b9\u6cd5\u3002<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-matlab\">function thr = kthselect(x,tptr,lev,wname)\n\n\n% \u7ecf Mr.\u770b\u6d77 \u4fee\u6539\u540e\u7684\u5c0f\u6ce2\u9608\u503c\u6ee4\u6ce2\u9608\u503c\u9009\u62e9\u51fd\u6570\uff08\u539f\u51fd\u6570\u4e3athselect\uff09\n% \u52a0\u5165\u4e86 VisuShrink \u65b9\u6cd5\uff0c\u5373\u901a\u7528\u9608\u503c\u53bb\u566a\u65b9\u6cd5\n% \u8be5\u65b9\u6cd5\u7684\u5b9e\u73b0\u4e3b\u8981\u53c2\u8003\uff1ahttps:\/\/core.ac.uk\/download\/pdf\/217399263.pdf \uff08Denoising techniques - a comparison\uff09\n% \u5982\u679c\u8981\u4f7f\u7528VisuShrink\u65b9\u6cd5\uff0c\u9700\u8981\u4ee4TPTR =\n% &#039;visushrink&#039;\uff0c\u6ce8\u610f\u5927\u5c0f\u5199\uff0c\u5e76\u6307\u5b9alev\u548cwname\u503c\u3002\u6b64\u65f6\u8f93\u51fathr\u4e3alev*1\u7ef4\u5ea6\u7684\u6570\u7ec4\n% \u5176\u4e2dlev\uff1a  \u5c0f\u6ce2\u5206\u89e3\u6c34\u5e73\n%     wname\uff1a\u5c0f\u6ce2\u540d\u79f0<\/code><\/pre>\n\n\n\n<p class=\"is-style-iw-2em\"><span style=\"color: #ff6600;\"><strong>5.kwden.m\u6587\u4ef6<\/strong><\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u7ecf\u5e97\u957f\u4fee\u6539\u540e\u7684\u5c0f\u6ce2\u9608\u503c\u6ee4\u6ce2\u51fd\u6570\uff08\u539f\u51fd\u6570\u4e3akwden\uff09\uff0c\u52a0\u5165\u4e86 visushrink \u65b9\u6cd5\uff0c\u5373\u7edf\u4e00\u9608\u503c\u53bb\u566a\u65b9\u6cd5\u3002<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-matlab\">function [xd,cxd,lxd,thrs] = kwden(in1,in2,in3,in4,in5,in6,in7)\n\n% \u7ecf Mr.\u770b\u6d77 \u4fee\u6539\u540e\u7684\u5c0f\u6ce2\u9608\u503c\u6ee4\u6ce2\u51fd\u6570\uff08\u539f\u51fd\u6570\u4e3awden\uff09\n% \u52a0\u5165\u4e86 visushrink \u65b9\u6cd5\uff0c\u5373\u7edf\u4e00\u9608\u503c\u53bb\u566a\u65b9\u6cd5\n% \u52a0\u5165\u4e86\u6539\u8fdb\u9608\u503c\u51fd\u6570\uff0c\u5177\u4f53\u89c1kwthresh.m\u6587\u4ef6\n% \u52a0\u5165\u4e86\u4e3a\u6ee1\u8db3\u6539\u8fdb\u9608\u503c\u51fd\u6570\u989d\u5916\u7684\u8c03\u8282\u56e0\u5b50\u7684\u5165\u53e3\u53c2\u6570<\/code><\/pre>\n\n\n\n<p class=\"is-style-iw-2em\"><span style=\"color: #ff6600;\"><strong>6.kwthresh.m\u6587\u4ef6<\/strong><\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u7ecf\u5e97\u957f\u4fee\u6539\u8fc7\u540e\u7684\u9608\u503c\u51fd\u6570\uff08\u539f\u51fd\u6570\u4e3awthresh\uff09\u3002\u9664\u8f6f\u9608\u503c\u3001\u786c\u9608\u503c\u5916\uff0c\u6dfb\u52a0\u4e86\u6539\u8fdb\u9608\u503c\u51fd\u6570\u7c7b\u578b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-matlab\">function y = kwthresh(x,sorh,t)\n\n% \u7ecf Mr.\u770b\u6d77 \u4fee\u6539\u8fc7\u540e\u7684\u9608\u503c\u51fd\u6570\uff08\u539f\u51fd\u6570\u4e3awthresh\uff09\n% \u6dfb\u52a0\u4e86\u6539\u8fdb\u9608\u503c\u51fd\u6570\u7c7b\u578b\n% \u8f93\u5165\uff1a\n% x\uff1a\u9608\u503c\u51fd\u6570\u7684\u8f93\u5165\u503c\uff0c\u4e0d\u9700\u4fee\u6539\n% sorh\uff1a\u9608\u503c\u51fd\u6570\u7c7b\u578b\n%       sorh =&#039;a1&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd51\uff0c\u6539\u8fdb\u540e\u7684\u8f6f\u9608\u503c\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u5b59\u4e07\u9e9f, \u738b\u8d85. \u57fa\u4e8e\u6539\u8fdb\u7684\u8f6f\u9608\u503c\u5c0f\u6ce2\u5305\u7f51\u7edc\u7684\u7535\u529b\u4fe1\u53f7\u6d88\u566a[J]. \u6d77\u519b\u5de5\u7a0b\u5927\u5b66\u5b66\u62a5, 2019(4).\n%       sorh = &#039;a2&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd52\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u5218\u51b2, \u9a6c\u7acb\u4fee, \u6f58\u91d1\u51e4,\u7b49. \u8054\u5408VMD\u4e0e\u6539\u8fdb\u5c0f\u6ce2\u9608\u503c\u7684\u5c40\u653e\u4fe1\u53f7\u53bb\u566a[J]. \u73b0\u4ee3\u7535\u5b50\u6280\u672f, 2021, 44(21):6.\n%       sorh = &#039;a3&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd54\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u57fa\u4e8e\u6539\u8fdb\u5c0f\u6ce2\u9608\u503c-CEEMDAN\u7b97\u6cd5\u7684ECG\u4fe1\u53f7\u53bb\u566a\u7814\u7a76\n%       sorh = &#039;a4&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd53\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u57fa\u4e8e\u6539\u8fdb\u5c0f\u6ce2\u9608\u503c\u51fd\u6570\u7684\u8bed\u97f3\u589e\u5f3a\u7b97\u6cd5\u7814\u7a76\n%                     \u91c7\u7528\u8be5\u65b9\u6cd5\u9700\u8981\u8f93\u5165\u4e24\u4e2a\u8c03\u8282\u56e0\u5b50\uff0c\u5206\u522b\u662falpha\u548cgamma\uff0c\u53d6alpha&gt;0\uff0c0&lt;gamma&lt;1\n%       sorh = &#039;a5&#039;\u65f6\uff0c\u91c7\u7528\u6539\u8fdb\u65b9\u6cd53\uff1a\n%                     \u53c2\u8003\u8bba\u6587\uff1a\u300a\u57fa\u4e8eVMD\u4e0e\u6539\u8fdb\u5c0f\u6ce2\u9608\u503c\u7684\u5730\u9707\u4fe1\u53f7\u53bb\u566a\u65b9\u6cd5\u7814\u7a76\u300b\n%                     \u91c7\u7528\u8be5\u65b9\u6cd5\u9700\u8981\u8f93\u5165\u4e24\u4e2a\u8c03\u8282\u56e0\u5b50\uff0c\u5206\u522b\u662falpha\u548cbeta\n% t\uff1a\u9608\u503c\n% \u8f93\u51fa\uff1a\n% y\uff1a\u9608\u503c\u51fd\u6570\u8f93\u51fa\u503c\n% \u6d4b\u8bd5\u9608\u503c\u51fd\u6570\u56fe\u7ebf\u53ef\u4ee5\u7528\u4e0b\u8ff0\u4ee3\u7801\uff1a\n% figure(&#039;color&#039;,&#039;w&#039;);plot(-5:0.1:5,kwthresh(-5:0.1:5,&#039;a1&#039;,1));\n% \u6d4b\u8bd5\u9608\u503c\u51fd\u6570\u56fe\u7ebf\u4e0e\u8f6f\u786c\u9608\u503c\u56fe\u7ebf\u5bf9\u6bd4\u56fe\u53ef\u7528\u4e0b\u8ff0\u4ee3\u7801\uff1a\n% figure(&#039;color&#039;,&#039;w&#039;);plot(-5:0.1:5,kwthresh(-5:0.1:5,&#039;a1&#039;,1));hold on\n% plot(-5:0.1:5,kwthresh(-5:0.1:5,&#039;s&#039;,1))\n% plot(-5:0.1:5,kwthresh(-5:0.1:5,&#039;h&#039;,1))\n% legend(&#039;\u6539\u8fdb\u9608\u503c\u65b9\u6cd5&#039;,&#039;\u8f6f\u9608\u503c&#039;,&#039;\u786c\u9608\u503c&#039;)<\/code><\/pre>\n\n\n\n<p class=\"is-style-iw-2em\">\u786c\u9608\u503c\u3001\u8f6f\u9608\u503c\u3001\u6539\u8fdb\u9608\u503c\u65b9\u6cd51\u3001\u6539\u8fdb\u9608\u503c\u65b9\u6cd52\u7684\u9608\u503c\u51fd\u6570\u5206\u522b\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"492\" height=\"398\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image.png\" alt=\"\" class=\"wp-image-2274\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image.png 492w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-300x243.png 300w\" sizes=\"(max-width: 492px) 100vw, 492px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center is-style-iw-2em has-cyan-bluish-gray-color has-text-color\">\u8f6f\u9608\u503c<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"558\" height=\"419\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-1.png\" alt=\"\" class=\"wp-image-2275\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-1.png 558w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-1-300x225.png 300w\" sizes=\"(max-width: 558px) 100vw, 558px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center is-style-iw-2em has-cyan-bluish-gray-color has-text-color\">\u786c\u9608\u503c<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"518\" height=\"412\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-3.png\" alt=\"\" class=\"wp-image-2277\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-3.png 518w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-3-300x239.png 300w\" sizes=\"(max-width: 518px) 100vw, 518px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center is-style-iw-2em has-cyan-bluish-gray-color has-text-color\">\u6539\u8fdb\u9608\u503c\u65b9\u6cd51<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"508\" height=\"404\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-4.png\" alt=\"\" class=\"wp-image-2278\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-4.png 508w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-4-300x239.png 300w\" sizes=\"(max-width: 508px) 100vw, 508px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center is-style-iw-2em has-cyan-bluish-gray-color has-text-color\">\u6539\u8fdb\u9608\u503c\u65b9\u6cd52<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"519\" height=\"413\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-5.png\" alt=\"\" class=\"wp-image-2279\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-5.png 519w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-5-300x239.png 300w\" sizes=\"(max-width: 519px) 100vw, 519px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center is-style-iw-2em has-cyan-bluish-gray-color has-text-color\">\u6539\u8fdb\u9608\u503c\u65b9\u6cd53<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"513\" height=\"411\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-6.png\" alt=\"\" class=\"wp-image-2280\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-6.png 513w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-6-300x240.png 300w\" sizes=\"(max-width: 513px) 100vw, 513px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center is-style-iw-2em has-cyan-bluish-gray-color has-text-color\">\u6539\u8fdb\u9608\u503c\u65b9\u6cd54<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"505\" height=\"410\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-7.png\" alt=\"\" class=\"wp-image-2281\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-7.png 505w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2022\/12\/image-7-300x244.png 300w\" sizes=\"(max-width: 505px) 100vw, 505px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center is-style-iw-2em\"><span style=\"color:#abb8c3\" class=\"tadv-color\">\u6539\u8fdb\u9608\u503c\u65b9\u6cd55<\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">7.testGenFeaEn.m\u6587\u4ef6<\/mark><\/strong><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u8be5\u811a\u672c\u6587\u4ef6\u539f\u672c\u4e3a\u71b5\u7279\u5f81\u63d0\u53d6\u7b97\u6cd5\u7684\u4e3b\u6d4b\u8bd5\u811a\u672c\uff0c\u653e\u5728\u6b64\u5904\u662f\u4e3a\u4e86\u65b9\u4fbf\u5927\u5bb6\u5728\u66ff\u6362\u71b5\u7279\u5f81\u65f6\u4f5c\u4e3a\u53c2\u8003\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u7279\u5f81\u63d0\u53d6\u51fd\u6570genFeatureEn\u7684\u6d4b\u8bd5\u6587\u4ef6\uff0c\u53ef\u4ee5\u76f4\u63a5\u8fd0\u884c\u3002\u7a0b\u5e8f\u8fd0\u884c\u5b8c\u6210\u540e\uff0c\u5728MATLAB\u7684\u5de5\u4f5c\u533a\uff0c\u53cc\u51fbfea\u53d8\u91cf\uff0c\u53ef\u4ee5\u67e5\u770b\u6c42\u5f97\u7684\u5177\u4f53\u6570\u503c\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">8.pICEEMDAN.m<\/mark><\/strong><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u5c01\u88c5\u597d\u7684<strong>ICEEMDAN<\/strong>\u753b\u56fe\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u51fd\u6570\u53c2\u6570\u8bf4\u660e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-matlab\">function imf = pICEEMDAN(data,FsOrT,Nstd,NE,MaxIter)\n% \u753b\u4fe1\u53f7ICEEMDAN\u5206\u89e3\u56fe\n% \u8f93\u5165\uff1a\n% data\u4e3a\u5f85\u5206\u89e3\u4fe1\u53f7\n% FsOrT\u4e3a\u91c7\u6837\u9891\u7387\u6216\u91c7\u6837\u65f6\u95f4\u5411\u91cf\uff0c\u5982\u679c\u4e3a\u91c7\u6837\u9891\u7387\uff0c\u8be5\u53d8\u91cf\u8f93\u5165\u5355\u4e2a\u503c\uff1b\u5982\u679c\u4e3a\u65f6\u95f4\u5411\u91cf\uff0c\u8be5\u53d8\u91cf\u4e3a\u4e0ey\u76f8\u540c\u957f\u5ea6\u7684\u4e00\u7ef4\u5411\u91cf\u3002\u5982\u679c\u672a\u77e5\u91c7\u6837\u9891\u7387\uff0c\u53ef\u8bbe\u7f6e\u4e3a1\n% Nstd\u4e3a\u9644\u52a0\u566a\u58f0\u6807\u51c6\u5dee\u4e0eY\u6807\u51c6\u5dee\u4e4b\u6bd4\n% NE\u4e3a\u5bf9\u4fe1\u53f7\u7684\u5e73\u5747\u6b21\u6570\n% MaxIter\uff1a\u6700\u5927\u8fed\u4ee3\u6b21\u6570\n% \u8f93\u51fa\uff1a\n% imf\u4e3a\u7ecfICEEMDAN\u5206\u89e3\u540e\u7684\u5404imf\u5206\u91cf\u503c\n% \u4f8b1\uff1a\uff08FsOrT\u4e3a\u91c7\u6837\u9891\u7387\uff09\n% fs = 100;\n% t = 1\/fs:1\/fs:1;\n% data = sin(2*pi*5*t)+2*sin(2*pi*20*t);\n% imf = pICEEMDAN(data,fs,0.2,100);\n% \u4f8b2\uff1a\uff08FsOrT\u4e3a\u65f6\u95f4\u5411\u91cf\uff0c\u9700\u8981\u6ce8\u610f\u6b64\u65f6FsOrT\u7684\u957f\u5ea6\u8981\u4e0ey\u76f8\u540c\uff09\n% t = 0:0.01:1;\n% data = sin(2*pi*5*t)+2*sin(2*pi*20*t);\n% imf = pICEEMDAN(data,t,0.2,100);20<\/code><\/pre>\n\n\n\n<p class=\"is-style-iw-2em\" id=\"iIqJDPb\">\u753b\u56fe\u6548\u679c\u5982\u4e0b\uff08\u53c2\u8003\uff09\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"518\" height=\"406\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2021\/11\/img_61966051f374d.png\" alt=\"\" class=\"wp-image-939\" srcset=\"https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2021\/11\/img_61966051f374d.png 518w, https:\/\/www.khsci.com\/docs\/wp-content\/uploads\/2021\/11\/img_61966051f374d-300x235.png 300w\" sizes=\"(max-width: 518px) 100vw, 518px\" \/><\/figure><\/div>\n\n\n<p class=\"is-style-iw-2em\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">9.kCEEMDAN.m<\/mark><\/strong><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u8c03\u6574\u540e\u7684CEEMDAN\u51fd\u6570\uff0c\u6574\u5408\u4e86iceemdan\u51fd\u6570\uff0c\u5e76\u9488\u5bf9\u5de5\u5177\u7bb1\u8fdb\u884c\u4e86\u7edf\u4e00\u6027\u7684\u8c03\u6574\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u51fd\u6570\u53c2\u6570\u8bf4\u660e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-matlab\">function imf = kICEEMDAN(data,Nstd,NE,MaxIter)\n% \u7edf\u4e00\u5c01\u88c5\u540e\u7684ICEEMDAN\u51fd\u6570\uff0c\u539f\u59cb\u4ee3\u7801\u6765\u6e90\uff1ahttp:\/\/bioingenieria.edu.ar\/grupos\/ldnlys\/metorres\/re_inter.htm\n% \n% \u8f93\u5165\uff1a\n% data\uff1a\u5f85\u5206\u89e3\u7684\u6570\u636e\n% Nstd\uff1a\u4e3a\u9644\u52a0\u566a\u58f0\u6807\u51c6\u5dee\u4e0edata\u6807\u51c6\u5dee\u4e4b\u6bd4\n% NE\uff1a\u5bf9\u4fe1\u53f7\u7684\u5e73\u5747\u6b21\u6570\n% MaxIter\uff1a\u6700\u5927\u8fed\u4ee3\u6b21\u6570\n% \n% \u8f93\u51fa\uff1a\n% imf\uff1a\u5185\u6db5\u6a21\u6001\u5206\u91cf\uff0c\u7edf\u4e00\u4e3an*m\u683c\u5f0f\uff0c\u5176\u4e2dn\u4e3a\u6a21\u6001\u6570\uff0cm\u4e3a\u6570\u636e\u70b9\u6570\u3002\u4f8b\u5982 imf(1,:)\u5373IMF1\uff0cimf(end,:)\u5373\u4e3a\u6b8b\u5dee\n\n% \u6ce8\u610f\uff1a\u5728\u4f7f\u7528\u8be5\u4ee3\u7801\u4e4b\u524d\uff0c\u8bf7\u52a1\u5fc5\u5b89\u88c5\u5de5\u5177\u7bb1\uff1ahttps:\/\/khsci.com\/docs\/index.php\/2020\/04\/09\/1\/<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u56db\u3001\u5feb\u901f\u5f00\u59cb\">\u4e09\u3001\u5feb\u901f\u5f00\u59cb<\/h4>\n\n\n\n<p class=\"is-style-iw-2em\"><strong>1.\u8fd0\u884c\u6d4b\u8bd5\u811a\u672c<\/strong><\/p>\n\n\n\n<p class=\"is-style-iw-2em\"><span style=\"color: #ff6600;\"><span style=\"color: #000000;\">\u5148\u5728MATLAB\u91cc\u6253\u5f00\u4e0b\u8f7d\u597d\u7684\u6587\u4ef6\u5939\uff0c\u7136\u540e\u8fd0\u884c<\/span><strong>demoEMDsWavelet.m<\/strong><span style=\"color: #000000;\">\u7a0b\u5e8f\uff0c\u7a0b\u5e8f\u8fd0\u884c\u5b8c\u6bd5\u540e\u5982\u679c\u6ca1\u62a5\u9519\uff0c\u4e14\u6b63\u5e38\u753b\u51fa\u6ee4\u6ce2\u5bf9\u6bd4\u56fe\u50cf\uff0c\u5219\u8bf4\u660e\u8fd0\u884c\u73af\u5883\u6b63\u5e38\uff0c\u7a0b\u5e8f\u6b63\u786e\u3002<\/span><\/span><\/p>\n\n\n\n<p class=\"is-style-iw-2em\"><strong>2.\u4fee\u6539\u4eff\u771f\u6570\u636e\/\u5bfc\u5165\u6570\u636e<\/strong><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u590d\u5236\u4e00\u4e2a<span style=\"color: #ff6600;\"><strong><span style=\"color: #ff6600;\"><strong>demoEMDsWavelet<\/strong><\/span>.m<\/strong><\/span>\u7684\u6587\u4ef6\u526f\u672c\uff0c\u5728\u8fd9\u4e2a\u526f\u672c\u91cc\u505a\u5982\u4e0b\u4fee\u6539\uff1a<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\uff081\uff09\u7b2c\u4e00\u79cd\u60c5\u51b5\uff0c\u4f60\u53ef\u80fd\u60f3\u8981\u5bf9\u4f60\u81ea\u5df1\u8981\u7814\u7a76\u7684<strong>\u4eff\u771f\u6570\u636e<\/strong>\u8fdb\u884c\u6ee4\u6ce2\u6d4b\u8bd5\uff0c\u6b64\u65f6\u4f60\u9700\u8981\u5bf9 <span style=\"color: #ff6600;\"><strong><span style=\"color: #ff6600;\"><strong>demoEMDsWavelet<\/strong><\/span>.m<\/strong><\/span> \u811a\u672c\u6587\u4ef6\u4e2d\u7684\u7b2c1\u5c0f\u8282\u5185\u5bb9\u8fdb\u884c\u4fee\u6539\u66ff\u6362\u5373\u53ef\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8bf7\u6700\u597d<strong>\u4fdd\u6301\u53d8\u91cf\u540d\u7684\u4e00\u81f4<\/strong>\uff0c\u5373\u5c06\u65e0\u566a\u58f0\u4fe1\u53f7\u547d\u540d\u4e3aps\uff0c\u6dfb\u52a0\u566a\u58f0\u540e\u7684\u4fe1\u53f7\u547d\u540d\u4e3ax\uff0cx\u548cps\u90fd\u5e94\u8be5\u662f\u4e00\u7ef4\u6570\u636e\u3002\u6b64\u65f6\u6570\u636e\u66ff\u6362\u5b8c\u6210\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\uff082\uff09\u7b2c\u4e8c\u79cd\u60c5\u51b5\uff0c\u4f60\u53ef\u80fd\u662f\u60f3\u5bf9\u4e00\u6bb5<strong>\u771f\u5b9e\u91c7\u96c6<\/strong>\u7684\u6570\u636e\u8fdb\u884c\u6ee4\u6ce2\uff0c\u6b64\u65f6\u9700\u8981\u6839\u636e\u4f60\u7684\u6587\u4ef6\u7c7b\u578b\u7684\u4e0d\u540c\uff08excel,txt,csv\u7b49\uff09\uff0c\u5c06\u6570\u636e\u5bfc\u5165MATLAB\u7684\u65b9\u6cd5\u6709\u6240\u4e0d\u540c\u3002\u540c\u5b66\u4eec\u53ef\u4ee5\u770b\u535a\u4e3b\u9488\u5bf9\u5e38\u7528\u6587\u4ef6\u7684\u5bfc\u5165\u65b9\u6cd5\u7684<a href=\"https:\/\/khsci.com\/docs\/index.php\/2020\/05\/17\/loaddata\/\">\u8fd9\u4e2a\u6559\u7a0b<\/a>\uff0c\u6559\u7a0b\u4e0a\u672a\u5305\u542b\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5927\u5bb6\u53ef\u4ee5\u518d\u53c2\u8003<a href=\"https:\/\/ww2.mathworks.cn\/help\/matlab\/standard-file-formats.html\">\u8fd9\u4e2a\u6587\u6863<\/a>\u3002<strong>\u5bfc\u5165\u5b8c\u6210\u540e\u8bf7\u8bb2\u8fd9\u4e2a\u5f85\u6ee4\u6ce2\u4fe1\u53f7\u547d\u540d\u4e3ax<\/strong>\u3002\u6b64\u65f6\u4f60\u53ef\u80fd\u6ca1\u6709\u7eaf\u51c0\u4fe1\u53f7\uff08\u5728\u5927\u591a\u6570\u5b9e\u9645\u5e94\u7528\u4e2d\u662f\u6ca1\u6709\u7eaf\u51c0\u4fe1\u53f7\u7684\uff09\uff0c\u8fd9\u4e0d\u5f71\u54cd\u4f60\u662f\u7528\u5c0f\u6ce2\u9608\u503c\u6ee4\u6ce2\u8fdb\u884c\u4fe1\u53f7\u53bb\u566a\uff0c\u4f46\u662f\u4f60\u5c06\u65e0\u6cd5\u8ba1\u7b97\u6ee4\u6ce2\u8bc4\u4ef7\u6307\u6807\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\"><strong>3.\u66ff\u6362\u6a21\u6001\u5206\u89e3\u65b9\u6cd5\u3001\u71b5\u7279\u5f81\u7c7b\u578b\u3001\u5c0f\u6ce2\u9608\u503c\u53c2\u6570\u7b49\uff08\u53ef\u9009\uff09<\/strong><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u53cc\u51fb\u6253\u5f00<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">filEMDsWaveletTh.m<\/mark><\/strong>\u51fd\u6570\u6587\u4ef6\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u8be5\u51fd\u6570\u6587\u4ef6\u7684\u7b2c1\u90e8\u5206\uff0c\u76ee\u524d\u4e3aICEEMDAN\u7b97\u6cd5\uff0c\u4f60\u53ef\u4ee5\u9009\u62e9\u66ff\u6362\u6210\u5176\u4ed6\u7684\u6a21\u6001\u5206\u89e3\u7b97\u6cd5\uff0c\u5e97\u94fa\u4e2d\u6709\u76f8\u5173\u4ee3\u7801\uff0c\u5927\u5bb6\u53ef\u4ee5\u5728<a href=\"https:\/\/khsci.com\/docs\/\">\u4e0b\u8fb9\u94fe\u63a5\u4e2d\u627e\u5230<\/a>\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u8be5\u51fd\u6570\u6587\u4ef6\u7684\u7b2c2\u90e8\u5206\uff0c\u53ef\u4ee5\u66ff\u6362\u4e3a\u5176\u4ed6\u71b5\u7279\u5f81\u3002\u5927\u5bb6\u53ef\u4ee5\u53c2\u8003testGenFeaEn.m\u6587\u4ef6\u4e2d\u7684\u8c03\u7528\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u8be5\u51fd\u6570\u6587\u4ef6\u7684\u7b2c3\u90e8\u5206\uff0c\u5927\u5bb6\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u4fee\u6539\u9608\u503c\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u8be5\u51fd\u6570\u6587\u4ef6\u7684\u7b2c4\u90e8\u5206\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u9009\u53d6\u5c0f\u6ce2\u540d\u79f0\u3001\u9608\u503c\u51fd\u6570\u3001\u5206\u89e3\u5c42\u6570\u3001\u9608\u503c\u9009\u62e9\u89c4\u5219\u7b49\u53c2\u6570\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\"><strong>\u4e0a\u8ff0\u66ff\u6362\u8fc7\u7a0b\u5927\u5bb6\u6709\u4e0d\u6e05\u695a\u7684\uff0c\u6211\u5f55\u5236\u4e86\u89c6\u9891\u4f9b\u53c2\u8003\uff08\u9700\u5b8c\u6574\u7248\uff09\u3002<\/strong><\/p>\n\n\n\n<p class=\"is-style-iw-2em\"><strong>4.\u8fd0\u884c\u7a0b\u5e8f<\/strong><\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\u6b64\u65f6\u8fd0\u884c\u7a0b\u5e8f\u5373\u53ef\u3002<\/p>\n\n\n\n<p class=\"is-style-iw-2em\">\uff08\u9700\u8981\u6ce8\u610f\uff0c\u5bf9\u4e8e\u4f7f\u7528\u771f\u5b9e\u91c7\u96c6\u7684\u6570\u636e\u8fdb\u884c\u6ee4\u6ce2\uff0c\u4e14\u65e0\u7eaf\u51c0\u4fe1\u53f7\u7684\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u5220\u9664\u4ee3\u7801\u4e2d\u7684\u7b2c3\u8282\u6ee4\u6ce2\u8bc4\u4ef7\u6307\u6807\u8ba1\u7b97\uff0c\u5e76\u5c06\u7b2c4\u8282\u6ee4\u6ce2\u5bf9\u6bd4\u56fe\u50cf\u6309\u7167\u6ce8\u91ca\u8fdb\u884c\u4fee\u6539\uff09<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u4e94\u3001\u83b7\u53d6\u7a0b\u5e8f\uff08\u9700\u4f7f\u7528\u7535\u8111\u6d4f\u89c8\u5668\u6253\u5f00\uff09\">\u56db\u3001\u5173\u4e8e\u5b8c\u6574\u7248\u4e0e\u516c\u5f00\u7248\u4ee3\u7801<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u529f\u80fd<\/td><td>\u5b8c\u6574\u7248<\/td><td>\u516c\u5f00\u7248<\/td><\/tr><tr><td>\u6570\u636e\u5bfc\u5165\u3001\u53c2\u6570\u8bbe\u7f6e\u3001\u5b9e\u73b0\u7279\u5f81\u63d0\u53d6<\/td><td>\u221a<\/td><td>\u221a<\/td><\/tr><tr><td>\u8f6f\u4ef6\u5168\u90e8\u6e90\u7801\uff08\u51fd\u6570m\u6587\u4ef6\uff09<\/td><td>\u221a<\/td><td>\u00d7<\/td><\/tr><tr><td>\u7279\u5f81\u63d0\u53d6\u6570\u636e\u957f\u5ea6<\/td><td>\u65e0\u9650\u5236<\/td><td>200\u4e2a\u70b9\u4ee5\u5185<\/td><\/tr><tr><td>\u753b\u56fe\u6c34\u5370<\/td><td>\u65e0\u6c34\u5370<\/td><td>\u6709\u6c34\u5370<\/td><\/tr><tr><td>\u5982\u4f55\u66ff\u6362\u5176\u4ed6\u6a21\u6001\u5206\u89e3\u65b9\u6cd5\u7684\u89c6\u9891\u6559\u7a0b<\/td><td>\u221a<\/td><td>\u00d7<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" 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