{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ffugaga.hatenablog.com%2Fentry%2F2014%2F02%2F16%2F164524\" title=\"\u30cf\u30a4\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\uff08High Pass Filter\uff09 - fugaga\u306e\u5099\u5fd8\u9332\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":[],"published":"2014-02-16 16:45:24","version":"1.0","url":"https://fugaga.hatenablog.com/entry/2014/02/16/164524","provider_name":"Hatena Blog","title":"\u30cf\u30a4\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\uff08High Pass Filter\uff09","blog_title":"fugaga\u306e\u5099\u5fd8\u9332","height":"190","image_url":null,"author_url":"https://blog.hatena.ne.jp/fugaga/","blog_url":"https://fugaga.hatenablog.com/","description":"\u30ed\u30fc\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\u306e\u8a18\u4e8b\u306f\u591a\u3044\u3051\u3069\u3001\u30cf\u30a4\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\u306e\u8a18\u4e8b\u306f\u3042\u307e\u308a\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u30e1\u30e2\u3002 \u30ed\u30fc\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf \u5fae\u7d30\u306a\u30ae\u30b6\u30ae\u30b6\u3057\u305f\u30ce\u30a4\u30ba\u3092\u30ab\u30c3\u30c8\u3067\u304d\u308b\u3002 x[i] = coef*x[i] + (1.0-coef)*x[i-1]\u305f\u3060\u3057\u3001\u4f4d\u76f8\u304c\u9045\u308c\u308b\u306e\u3067\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u51e6\u7406\u3057\u306a\u3044\u306a\u3089\u3001\u79fb\u52d5\u5e73\u5747\u3092\u53d6\u3063\u305f\u65b9\u304c\u30d9\u30bf\u30fc\u3002 x[i] = (x[i-1] + x[i] + x[i+1]) / 3\u5358\u7d14\u306a\u79fb\u52d5\u5e73\u5747\u3067\u306a\u304f\u3001\u91cd\u307f\u4ed8\u3051\u3057\u3066\u3082\u3002 \u30cf\u30a4\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf \u4f4e\u5468\u6ce2\u306e\u30ce\u30a4\u30ba\u3092\u30ab\u30c3\u30c8\u3067\u304d\u308b\u3002 \u73fe\u5728\u306e\u5024\u304b\u3089\u30ed\u30fc\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\u306e\u7d50\u679c\u3092\u5f15\u3051\u3070\u3001\u30cf\u30a4\u30d1\u30b9\u30d5\u30a3\u30eb\u30bf\u306e\u7d50\u679c\u306b\u306a\u308b\u3002 tmp = x[i] x[i] = coef*x[i] + (1\u2026","width":"100%","author_name":"fugaga","type":"rich","provider_url":"https://hatena.blog"}