{"id":2167,"date":"2022-11-08T20:40:14","date_gmt":"2022-11-08T12:40:14","guid":{"rendered":"http:\/\/103.118.41.220\/docs\/?p=2167"},"modified":"2024-07-06T12:02:55","modified_gmt":"2024-07-06T04:02:55","slug":"emd_py","status":"publish","type":"post","link":"https:\/\/www.khsci.com\/docs\/index.php\/2022\/11\/08\/emd_py\/","title":{"rendered":"EMD\u753b\u56fe\u5de5\u5177\uff08python\u7248\uff09"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote\">\n<p>\u8fd9\u662f\u4f7f\u7528PyEMD\u5305\u5728python\u73af\u5883\u4e0b\u8fdb\u884cEMD\u5206\u89e3\u5e76\u753b\u56fe\u7684\u7a0b\u5e8f<\/p>\n\n\n\n<p>\u53ef\u4ee5\u5feb\u901f\u5b9e\u73b0EMD\u5206\u89e3\u3001EMD\u5206\u89e3\u56fe\u7ed8\u5236\u3001EMD\u5206\u89e3\u53ca\u9891\u8c31\u56fe\u7ed8\u5236<\/p>\n\n\n\n<p>\u8be5\u7a0b\u5e8f\u662f<a href=\"https:\/\/khsci.com\/docs\/index.php\/2020\/04\/10\/11-2\/\">MATLAB\u5b9e\u73b0EMD<\/a>\u7684\u59ca\u59b9\u7bc7\uff0c\u4e24\u8005\u5b9e\u73b0\u7684\u529f\u80fd\u5927\u4f53\u4e00\u81f4<\/p>\n\n\n\n<p>\u81f4\u529b\u4e8e\u5b9e\u73b0\u4f18\u8d28\u3001\u6613\u7528\u7684\u7a0b\u5e8f\uff0c\u5e2e\u52a9\u7814\u7a76\u4eba\u5458\u5feb\u901f\u5b9e\u73b0\u76ee\u7684<\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\">\u4e00\u3001\u4ee3\u7801\u8fd0\u884c\u73af\u5883<\/h4>\n\n\n\n<p>\u5df2\u6d4b\u8bd5python3.9\uff0c\u7406\u8bba\u4e0a\u5176\u4ed6python3.X\u53ef\u4ee5\u4f7f\u7528\uff0cpython2.X\u4e0d\u80fd\u4f7f\u7528<\/p>\n\n\n\n<p>\u4f9d\u8d56\u5305\u5305\u62ec\uff1aPyEMD\u3001numpy\u3001Matplotlib<\/p>\n\n\n\n<p>\u5728\u8fd0\u884c\u7a0b\u5e8f\u524d\uff0c\u8bf7\u786e\u4fdd\u5728\u5f53\u524dpython\u73af\u5883\u4e0b\u5b89\u88c5\u4e86\u4e0a\u8ff0\u5305\uff0c\u547d\u4ee4\u884c\u7684\u5b89\u88c5\u6307\u4ee4\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-shell\">pip install EMD-signal\npip install numpy\npip install Matplotlib<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u4e8c\u3001\u7a0b\u5e8f\u4ecb\u7ecd<\/h4>\n\n\n<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/11\/image.png\" alt=\"\u7a0b\u5e8f\u6587\u4ef6\" class=\"wp-image-2168\"\/><figcaption class=\"wp-element-caption\"><span style=\"color:#abb8c3\" class=\"tadv-color\">\u7a0b\u5e8f\u6587\u4ef6<\/span><\/figcaption><\/figure><\/div>\n\n\n<h5 class=\"wp-block-heading\"><span style=\"color:#ff6900\" class=\"tadv-color\">1.demoEMD.py<\/span><\/h5>\n\n\n\n<p>\u7528\u4e8eEMD\u5206\u89e3\u753b\u56fe\u6d4b\u8bd5\u529f\u80fd\u7684\u6848\u4f8b\u6587\u4ef6\uff0c\u53ef\u4ee5\u76f4\u63a5\u8fd0\u884c\u3002\u7a0b\u5e8f\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u4f1a\u7ed8\u5236\u51fa\u5206\u89e3\u56fe\u50cf\uff0c\u6ce8\u610f\u56fe\u50cf\u4f1a\u963b\u585e\u7a0b\u5e8f\u8fd0\u884c\uff0c\u9700\u8981\u5173\u95ed\u56fe\u50cf\u7a97\u53e3\u7a0b\u5e8f\u624d\u4f1a\u7ee7\u7eed\u8fd0\u884c\u3002\u7a0b\u5e8f\u8fd0\u884c\u7ed3\u675f\u540e\uff0c\u4f1a\u5728\u5f53\u524d\u6587\u4ef6\u5939\u521b\u5efaimf.csv\u6587\u4ef6\uff0c\u5e76\u4fdd\u5b58imf\u5206\u91cf\u6570\u636e\u3002<\/p>\n\n\n\n<p>\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u4f1a\u7ed8\u5236\u5982\u4e0b\u4e24\u4e2a\u56fe\u50cf\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/11\/image-1.png\" alt=\"\" class=\"wp-image-2169\"\/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center has-cyan-bluish-gray-color has-text-color\">EMD\u5206\u89e3\u56fe\uff0c\u7ed8\u5236\u5404\u4e2aIMF\u5206\u91cf<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/11\/image-2.png\" alt=\"\" class=\"wp-image-2170\"\/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center\"><span style=\"color:#abb8c3\" class=\"tadv-color\">EMD\u5206\u89e3\u53ca\u5bf9\u5e94\u9891\u8c31\u56fe<\/span><\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><span style=\"color:#ff6900\" class=\"tadv-color\">2.funEMD.py(\u8bd5\u7528\u7248\u4ee3\u7801\u4e2d\u4e3afunEMD.pyd)<\/span><\/h5>\n\n\n\n<p>\u96c6\u5408\u4e86kEMD\u3001kFFT\u3001pEMD\u3001pEMDandFFT\u7b49\u65b9\u6cd5\uff0c\u5177\u4f53\u5b9e\u73b0PyEMD\u51fd\u6570\u8c03\u7528\u5b9e\u73b0EMD\u5206\u89e3\u4ee5\u53ca\u753b\u56fe\u7b49\u529f\u80fd\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u5305\u542b\u7684\u65b9\u6cd5\u6709\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-python\">def pEMD(data,FsOrT):\n    &#039;&#039;&#039;\n    \u7528\u4e8e\u8ba1\u7b97EMD\u5206\u89e3\u5f97\u5230imf\u5206\u91cf\u7684\u51fd\u6570\uff0c\u540c\u65f6\u7ed8\u5236imf\u5206\u91cf\u65f6\u57df\u56fe\n\n    \u8f93\u5165\uff1a\n    data - \u5f85\u5206\u89e3\u6570\u636e\uff0c\u9700\u8981\u662f\u4e00\u7ef4\u6570\u636e\uff0carray\u7c7b\u578b\n    FsOrT - \u91c7\u6837\u9891\u7387\u6216\u91c7\u6837\u65f6\u95f4\u5411\u91cf:\n            \u5982\u679c\u4e3a\u91c7\u6837\u9891\u7387\uff0c\u8be5\u53d8\u91cf\u8f93\u5165\u5355\u4e2a\u503c\uff1b\n            \u5982\u679c\u4e3a\u65f6\u95f4\u5411\u91cf\uff0c\u8be5\u53d8\u91cf\u4e3a\u4e0edata\u76f8\u540c\u957f\u5ea6\u7684\u4e00\u7ef4\u5411\u91cf\u3002\n            \u5982\u679c\u672a\u77e5\u91c7\u6837\u9891\u7387\uff0c\u53ef\u8bbe\u7f6e\u4e3a1\n    \u8f93\u51fa\uff1a\n    imf - \u5206\u89e3\u540e\u7684imf\u5206\u91cf\n    &#039;&#039;&#039;<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-python\">def kFFT(data,fs):\n    &#039;&#039;&#039;\n    \u7528\u4e8e\u8ba1\u7b97\u5feb\u901f\u5085\u91cc\u53f6\u53d8\u6362\u7ed3\u679c\u7684\u51fd\u6570\n\n    \u8f93\u5165\uff1a\n    data - \u5f85\u5206\u89e3\u6570\u636e\uff0c\u9700\u8981\u662f\u4e00\u7ef4\u6570\u636e\uff0carray\u7c7b\u578b\n    fs - \u91c7\u6837\u9891\u7387\uff0c\u5373\u6bcf\u79d2\u949f\u7684\u6570\u636e\u70b9\u6570\n    \u8f93\u51fa\uff1a\n    amp - \u5e45\u503c\u6570\u636e\n    fre - \u9891\u7387\u8f74\u6570\u636e\n    &#039;&#039;&#039;<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-\">def pEMD(data,FsOrT):\n    &#039;&#039;&#039;\n    \u7528\u4e8e\u8ba1\u7b97EMD\u5206\u89e3\u5f97\u5230imf\u5206\u91cf\u7684\u51fd\u6570\uff0c\u540c\u65f6\u7ed8\u5236imf\u5206\u91cf\u65f6\u57df\u56fe\n\n    \u8f93\u5165\uff1a\n    data - \u5f85\u5206\u89e3\u6570\u636e\uff0c\u9700\u8981\u662f\u4e00\u7ef4\u6570\u636e\uff0carray\u7c7b\u578b\n    FsOrT - \u91c7\u6837\u9891\u7387\u6216\u91c7\u6837\u65f6\u95f4\u5411\u91cf:\n            \u5982\u679c\u4e3a\u91c7\u6837\u9891\u7387\uff0c\u8be5\u53d8\u91cf\u8f93\u5165\u5355\u4e2a\u503c\uff1b\n            \u5982\u679c\u4e3a\u65f6\u95f4\u5411\u91cf\uff0c\u8be5\u53d8\u91cf\u4e3a\u4e0edata\u76f8\u540c\u957f\u5ea6\u7684\u4e00\u7ef4\u5411\u91cf\u3002\n            \u5982\u679c\u672a\u77e5\u91c7\u6837\u9891\u7387\uff0c\u53ef\u8bbe\u7f6e\u4e3a1\n    \u8f93\u51fa\uff1a\n    imf - \u5206\u89e3\u540e\u7684imf\u5206\u91cf\n    &#039;&#039;&#039;<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-\">def pEMDandFFT(data,FsOrT):\n    &#039;&#039;&#039;\n    \u7528\u4e8e\u8ba1\u7b97EMD\u5206\u89e3\u5f97\u5230imf\u5206\u91cf\u7684\u51fd\u6570\uff0c\u540c\u65f6\u7ed8\u5236imf\u5206\u91cf\u65f6\u57df\u56fe\n\n    \u8f93\u5165\uff1a\n    data - \u5f85\u5206\u89e3\u6570\u636e\uff0c\u9700\u8981\u662f\u4e00\u7ef4\u6570\u636e\uff0carray\u7c7b\u578b\n    FsOrT - \u91c7\u6837\u9891\u7387\u6216\u91c7\u6837\u65f6\u95f4\u5411\u91cf:\n            \u5982\u679c\u4e3a\u91c7\u6837\u9891\u7387\uff0c\u8be5\u53d8\u91cf\u8f93\u5165\u5355\u4e2a\u503c\uff1b\n            \u5982\u679c\u4e3a\u65f6\u95f4\u5411\u91cf\uff0c\u8be5\u53d8\u91cf\u4e3a\u4e0edata\u76f8\u540c\u957f\u5ea6\u7684\u4e00\u7ef4\u5411\u91cf\u3002\n            \u5982\u679c\u672a\u77e5\u91c7\u6837\u9891\u7387\uff0c\u53ef\u8bbe\u7f6e\u4e3a1\n    \u8f93\u51fa\uff1a\n    imf - \u5206\u89e3\u540e\u7684imf\u5206\u91cf\n    \n    &#039;&#039;&#039;<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u4e09\u3001\u89c6\u9891\u6559\u7a0b<\/h4>\n\n\n         <style>\r\n             #player69fa2cfd02ff3.h5vp_player { widthborder-radius overflow: hidden; }        <\/style>\r\n        <div id=\"h5vp_player\">\r\n            <div id=\"player69fa2cfd02ff3\" class=\"h5vp_player h5vp_player_initializer\" data-settings=\"{&quot;options&quot;:{&quot;controls&quot;:[&quot;play-large&quot;,&quot;rewind&quot;,&quot;play&quot;,&quot;fast-forward&quot;,&quot;progress&quot;,&quot;current-time&quot;,&quot;mute&quot;,&quot;volume&quot;,&quot;settings&quot;,&quot;fullscreen&quot;],&quot;loop&quot;:{&quot;active&quot;:false},&quot;muted&quot;:false,&quot;hideControls&quot;:true,&quot;autoplay&quot;:false,&quot;tooltips&quot;:{&quot;controls&quot;:true,&quot;seek&quot;:true},&quot;resetOnEnd&quot;:true,&quot;captions&quot;:{&quot;active&quot;:true,&quot;update&quot;:true}},&quot;infos&quot;:{&quot;source&quot;:&quot;https:\\\/\\\/khsci.com\\\/docs\\\/wp-content\\\/uploads\\\/2022\\\/11\\\/EMD_py_x264.mp4&quot;,&quot;poster&quot;:false,&quot;id&quot;:0}}\">\r\n                <video controls playsinline poster=\"\"  >\r\n                    <source src=\"https:\/\/khsci.com\/docs\/wp-content\/uploads\/2022\/11\/EMD_py_x264.mp4\" type=\"video\/mp4\">\r\n                    Your browser does not support the video tag.\r\n                <\/video>\r\n            <\/div>\r\n        <\/div>\r\n        \n\n\n<h4 class=\"wp-block-heading\">\u56db\u3001\u5173\u4e8e\u5b8c\u6574\u7248\u4e0e\u8bd5\u7528\u7248\u4ee3\u7801<\/h4>\n\n\n\n<p>\u5b8c\u6574\u7248\u4ee3\u7801\u53ef\u4ee5\u770b\u5230<strong>funEMD<\/strong>\u6587\u4ef6\u4e2d\u7684\u5168\u90e8\u6e90\u7801\uff0c\u5e76\u4e14\u6ca1\u6709\u6570\u636e\u957f\u5ea6\u7b49\u9650\u5236\uff0c\u5bf9\u4e8e\u6709\u7814\u7a76\u9700\u6c42\u7684\u540c\u5b66\u4eec\u63a8\u8350\u8d2d\u4e70\u5b8c\u6574\u7248~<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\u529f\u80fd<\/td><td>\u5b8c\u6574\u7248<\/td><td>\u8bd5\u7528\u7248<\/td><\/tr><tr><td>\u6570\u636e\u5bfc\u5165\u3001\u53c2\u6570\u8bbe\u7f6e\u3001\u5b9e\u73b0\u7ed8\u5236\u5206\u89e3\u56fe\u50cf<\/td><td>\u221a<\/td><td>\u221a<\/td><\/tr><tr><td>\u8f6f\u4ef6\u5168\u90e8\u6e90\u7801\uff08\u51fd\u6570py\u6587\u4ef6\uff09<\/td><td>py\u6587\u4ef6\uff0c\u53ef\u4ee5\u770b\u5230\u6e90\u7801<\/td><td>pyd\u6587\u4ef6\uff0c\u65e0\u6cd5\u770b\u5230\u6e90\u7801<\/td><\/tr><tr><td>\u5206\u6790\u6570\u636e\u957f\u5ea6<\/td><td>\u65e0\u9650\u5236<\/td><td>200\u4e2a\u70b9\u4ee5\u5185<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\u4e94\u3001\u83b7\u53d6\u8bd5\u7528\u7248\u4ee3\u7801<\/h4>\n\n\n\n<div class=\"wpfd-single-file\">\n\n    <div class=\"wpfd-single-file--details wpfd-file-content\">\n                <h3 class=\"wpfd-file-content--title\">EMD\u5206\u89e3\u3010python\u3011\u8bd5\u7528\u7248\u4ee3\u7801<\/h3>\n        <div class=\"wpfd-file-content--meta\">\n                    <div>\u6587\u4ef6\u5c3a\u5bf8: 33.00 KB<\/div>\n                    <div>\u66f4\u65b0: 13-11-2022<\/div>\n        <\/div>\n    <\/div>\n    <div class=\"wpfd-single-file--buttons\">\n                <a href=\"https:\/\/www.khsci.com\/docs\/index.php\/download\/6\/%e6%96%b0%e5%88%86%e7%b1%bb\/2247\/emd%e5%88%86%e8%a7%a3%e3%80%90python%e3%80%91%e8%af%95%e7%94%a8%e7%89%88%e4%bb%a3%e7%a0%81.zip\"  data-id=\"2247\" title=\"EMD\u5206\u89e3\u3010python\u3011\u8bd5\u7528\u7248\u4ee3\u7801\" class=\"noLightbox wpfd_downloadlink wpfd-single-file-button wpfd-button-download\">\n                    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"36\" height=\"36\" viewBox=\"0 0 400 400\"><g fill=\"#ffffff\"><path d=\"M200 400H26c-18 0-26-9-26-27v-73c0-16 9-25 24-25h105a14 14 0 018 4l28 28c21 21 48 21 69 0l28-29a13 13 0 018-3h106c14 0 24 9 24 23v79c0 14-10 23-25 23H200zm155-63c-9 0-17 8-17 16a15 15 0 0015 16c9 0 17-7 17-16a16 16 0 00-15-16zm-47 16c0-9-7-16-16-16a16 16 0 00-15 16c0 9 6 16 15 16s16-7 16-16zM245 127h55a56 56 0 017 0c7 0 11 4 13 10 3 6 1 11-3 16l-43 45-62 63c-8 9-17 9-25 1L83 154c-5-5-6-11-4-18 3-7 9-9 15-9h61v-9-99c0-14 5-19 17-19h55c13 0 18 5 18 19v99z\"\/><\/g><\/svg>\n                    <span>\u4e0b\u8f7d<\/span>\n                <\/a>\n    <\/div>\n<\/div>\n\n\n\n\n<h4 class=\"wp-block-heading\">\u516d\u3001\u83b7\u53d6\u5b8c\u6574\u7248\u4ee3\u7801<\/h4>\n\n\n\n<p><strong>\u83b7\u53d6\u901a\u9053\u4e00\uff08\u6dd8\u5b9d\uff09\uff1a<\/strong><a href=\"https:\/\/item.taobao.com\/item.htm?spm=a1z10.5-c-s.w4002-24055037831.13.513d4a22W7r8YX&amp;id=692391970895\" target=\"_blank\" rel=\"noreferrer noopener\">\u70b9\u51fb\u6b64\u5904\u83b7\u53d6\u5b8c\u6574\u7248\u7a0b\u5e8f<\/a><\/p>\n\n\n\n<p><strong>\u83b7\u53d6\u901a\u9053\u4e8c\uff08\u672c\u9875\u9762\uff09\uff1a<\/strong>\u70b9\u51fb\u4e0b\u9762\u201c\u7acb\u5373\u652f\u4ed8\u201d\u6309\u94ae\uff0c\u4ed8\u6b3e\u540e\u83b7\u53d6\u5b8c\u6574\u7248\u4ee3\u7801\u4e0b\u8f7d\u94fe\u63a5\u548c\u552e\u540e\u8054\u7cfb\u65b9\u5f0f~\u672c\u901a\u9053\u5904\u4e8e\u6d4b\u8bd5\u9636\u6bb5\uff0c\u4f7f\u7528\u8be5\u901a\u9053\u53ef\u4ee5\u989d\u5916\u4f18\u60e0\uff08\u4ec5\u970021\u5143\uff09\u3002<strong>\u4ed8\u6b3e\u5b8c\u6210\u540e\u5237\u65b0\u4e00\u4e0b\u672c\u9875\u9762\u5373\u53ef\u770b\u5230\u4e0b\u8f7d\u94fe\u63a5\u3002<\/strong><\/p>\n\n\n\n<p>\uff08\u6ce8\u610f\u652f\u4ed8\u8df3\u8f6c\u5931\u8d25\u7684\u8bdd\uff0c\u8bf7\u4f7f\u7528\u6d4f\u89c8\u5668\u6253\u5f00\u672c\u9875\u9762\uff09<\/p>\n\n\n<p><p><div class=\"erphp-wppay\">\n\t\t\t\t\u60a8\u9700\u8981\u5148\u652f\u4ed8 <b>21\u5143<\/b> 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