{"id":13914,"date":"2022-02-26T14:13:30","date_gmt":"2022-02-26T06:13:30","guid":{"rendered":"http:\/\/www.jdcui.com\/?p=13914"},"modified":"2026-02-19T08:30:28","modified_gmt":"2026-02-19T00:30:28","slug":"%e6%95%b0%e5%ad%a6%e8%bd%af%e4%bb%b6-four_tran-simple-example-3-earthquake-ground-acceleration-frequency-spectrum-analysis-four_tran%e5%82%85%e9%87%8c%e5%8f%b6%e5%88%86%e6%9e%90%e5%b7%a5","status":"publish","type":"post","link":"http:\/\/www.jdcui.com\/?p=13914","title":{"rendered":"[\u7a0b\u5e8f\u6848\u4f8b] FOUR_TRAN Example 3:  Earthquake Ground Acceleration Frequency Spectrum Analysis [FOUR_TRAN\u5085\u91cc\u53f6\u5206\u6790\u5de5\u5177 \u6848\u4f8b3: \u5730\u9707\u6ce2\u9891\u8c31\u5206\u6790]"},"content":{"rendered":"<p><span style=\"color: #ff00ff; background-color: #ccffcc;\"><strong>\u5b9e\u5e72\u3001\u5b9e\u8df5\u3001\u79ef\u7d2f\u3001\u601d\u8003\u3001\u521b\u65b0\u3002<\/strong><\/span><\/p>\n<hr \/>\n<p>2020 \u5e74\u5199\u7684\u9898\u76ee\uff0c\u968f\u540e\u66f4\u65b0&#8230;&#8230;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u5173\u4e8e\u8f6f\u4ef6(<span style=\"color: #000080;\"> About the Program<\/span>)<\/strong><\/li>\n<\/ul>\n<p><strong>\u00a0 [01] <a href=\"http:\/\/www.jdcui.com\/?p=13874\" target=\"_blank\" rel=\"noopener noreferrer\">[\u6570\u5b66][\u5730\u9707\u52a8][\u8f6f\u4ef6] FOUR_TRAN: Fourier Analysis Tool [\u5085\u91cc\u53f6\u5206\u6790\u5de5\u5177]<\/a><\/strong><\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u6848\u4f8b (<span style=\"color: #000080;\"> Examples <\/span>)<\/strong><\/li>\n<\/ul>\n<p><strong>\u00a0 [01] <a href=\"http:\/\/www.jdcui.com\/?p=13909\" target=\"_blank\" rel=\"noopener noreferrer\">[\u6570\u5b66][\u8f6f\u4ef6] FOUR_TRAN Example 1: Filtering [FOUR_TRAN\u5085\u91cc\u53f6\u5206\u6790\u5de5\u5177\u4f7f\u7528\u6848\u4f8b1: \u6ee4\u6ce2]<\/a><\/strong><\/p>\n<p><strong>\u00a0 [02] <a href=\"http:\/\/www.jdcui.com\/?p=13911\" target=\"_blank\" rel=\"noopener noreferrer\">[\u6570\u5b66][\u8f6f\u4ef6] FOUR_TRAN Example 2: Square Wave Signal Decomposition [FOUR_TRAN\u5085\u91cc\u53f6\u5206\u6790\u5de5\u5177\u4f7f\u7528\u6848\u4f8b2: \u65b9\u6ce2\u4fe1\u53f7\u5206\u89e3]<\/a><\/strong><\/p>\n<p><strong>\u00a0 [03] <a href=\"http:\/\/www.jdcui.com\/?p=13914\" target=\"_blank\" rel=\"noopener noreferrer\">[\u6570\u5b66][\u8f6f\u4ef6] FOUR_TRAN Example 3: Earthquake Ground Acceleration Frequency Spectrum Analysis [FOUR_TRAN\u5085\u91cc\u53f6\u5206\u6790\u5de5\u5177\u4f7f\u7528\u6848\u4f8b3: \u5730\u9707\u6ce2\u9891\u8c31\u5206\u6790]<\/a><\/strong><\/p>\n<p><center><\/center><center><strong><div  class=\"thumbs-rating-container\" id=\"thumbs-rating-13914\" data-content-id=\"13914\"><button class=\"thumbs-rating-up thumbs-rating-voted\" onclick=\"thumbs_rating_vote(13914, 1);\">Vote Up +11<\/button> <button class=\"thumbs-rating-down thumbs-rating-voted\" onclick=\"thumbs_rating_vote(13914, 2);\">Vote Down -2<\/button><span class=\"thumbs-rating-already-voted\">You already voted!<\/span><\/div><\/strong><\/center><\/p>\n<ul style=\"list-style-type: square;\">\n<li style=\"text-align: left;\"><strong>\u5fae\u4fe1\u516c\u4f17\u53f7\u00a0(<span style=\"color: #000080;\">\u00a0Wechat\u00a0Subscription<\/span>)<\/strong><\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2017\/01\/QRCODE.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-3636\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2017\/01\/QRCODE.jpg\" alt=\"WeChat_QRCode\" width=\"250\" height=\"255\" \/><\/a><\/p>\n<p style=\"text-align: center;\"><strong>\u6b22\u8fce\u5173\u6ce8\u00a0\u201c<span style=\"color: #ff00ff;\">\u7ed3\u6784\u4e4b\u65c5<\/span>\u201d\u00a0\u5fae\u4fe1\u516c\u4f17\u53f7<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b9e\u5e72\u3001\u5b9e\u8df5\u3001\u79ef\u7d2f\u3001\u601d\u8003\u3001\u521b\u65b0\u3002 2020 \u5e74\u5199\u7684\u9898\u76ee\uff0c\u968f\u540e\u66f4\u65b0&#8230;&#8230; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; \u5173\u4e8e\u8f6f\u4ef6( About the Program) \u00a0 [01] [\u6570\u5b66][\u5730\u9707\u52a8][\u8f6f\u4ef6] FOUR_TRAN: Fourier Analysis Tool [\u5085\u91cc\u53f6\u5206\u6790\u5de5\u5177] \u6848\u4f8b ( Examples ) \u00a0 [01] [\u6570\u5b66][\u8f6f\u4ef6] FOUR_TRAN Example &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[157,31],"tags":[2260,2277,2280,2256,2269,2259,2258,2278,1951,371,144,2281,2279],"class_list":["post-13914","post","type-post","status-publish","format-standard","hentry","category-earthquake-engineering-","category-my-software-","tag-dft","tag-earthquake-ground-acceleration","tag-fft","tag-four_tran","tag-fourier","tag-fourier-analysis","tag-fourier-transform","tag-frequency-spectrum","tag-1951","tag-371","tag-144","tag-2281","tag-2279"],"aioseo_notices":[],"views":2961,"_links":{"self":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/posts\/13914","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=13914"}],"version-history":[{"count":0,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/posts\/13914\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=13914"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=13914"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=13914"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}