{"categories":["\u6570\u5b66","\u6d41\u4f53\u529b\u5b66"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fs-ili.hatenadiary.org%2Fentry%2F20070809%2F1186649152\" title=\"\u6ce2\u306e\u4f4d\u76f8\u306e\u53d6\u308a\u304b\u305f - S\u03bb\u306e\u65e5\u8a18 --\u3046\u3064\u308d\u306a\u65e5\u3005--\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"\u6ce2\u306e\u4f4d\u76f8\u306e\u53d6\u308a\u304b\u305f","width":"100%","type":"rich","provider_url":"https://hatena.blog","description":"\u3042\u308b\u30c7\u30fc\u30bf\u3068\u3044\u3046\u304b\u3001\u95a2\u6570f(t)\u304c\u3042\u3063\u305f\u3068\u3057\u3066\u3001\u305d\u306eFourier\u5909\u63db\u3055\u308c\u305f\u306ea(\u03c9)\u304c\u5206\u304b\u3063\u3066\u305f\u3068\u3057\u3066\u3001\u305d\u306e\u4f4d\u76f8\u304c\u3069\u3046\u306a\u308b\u304b\u3068\u3044\u3046\u8a71\u3067\u3059\u3002\u30b9\u30da\u30af\u30c8\u30eb\u306f\u3001|a(\u03c9)|2\u3067\u8868\u3055\u308c\u3066\u3066\u3001\u3053\u3053\u306b\u306f\u4f4d\u76f8\u306e\u60c5\u5831\u306f\u5165\u3063\u3066\u306a\u3044\u3051\u3069\u3001FFT\u639b\u3051\u305f\u5f8c\u306e\u304b\u3089\u4f4d\u76f8\u3092\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 Fourier\u5909\u63db\u306f\u3001\u5909\u63db*1\u306a\u306e\u3067\u3001\u9006\u5909\u63db\u3057\u3066\u3082\u3082\u3068\u306b\u623b\u308a\u307e\u3059\u3002\u306e\u3067\u3001\u95a2\u6570f(t)\u304c\u3001Fourier\u7d1a\u6570\u7684\u306a\u4f55\u304b\u3067\u3001 \u3067\u66f8\u3051\u305f\u3068\u3057\u307e\u3059\u3002 \u3053\u3053\u3067\u3001FFT\u639b\u3051\u3066\u51fa\u3066\u304d\u305f\u7d50\u679c\u3001a(\u03c9)\u306f\u8907\u7d20\u6570\u306a\u306e\u3067\u3001\u305d\u306e\u30ce\u30eb\u30e0\u3068\u504f\u89d2\u3092\u305d\u308c\u305e\u308cA\u3068\u03c6\u3068\u3059\u308b\u3068\u3001 \u306b\u306a\u308a\u307e\u3059\u3002 \u3053\u308c\u3092\u9006\u5909\u63db\u306b\u3076\u3061\u8fbc\u3080\u3068\u3001 \u306b\u306a\u308a\u3001\u03c6\u304c\u4f4d\u76f8\u306b\u306a\u3063\u3066\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002 \u305d\u2026","published":"2007-08-09 17:45:52","author_name":"S-ili","height":"190","url":"https://s-ili.hatenadiary.org/entry/20070809/1186649152","image_url":null,"version":"1.0","blog_title":"S\u03bb\u306e\u65e5\u8a18 --\u3046\u3064\u308d\u306a\u65e5\u3005--","blog_url":"https://s-ili.hatenadiary.org/","author_url":"https://blog.hatena.ne.jp/S-ili/","provider_name":"Hatena Blog"}