{"type":"rich","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/M/MikuHatsune/20130124/20130124204654.png","width":"100%","categories":[],"published":"2013-01-27 20:50:02","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmikuhatsune.hatenadiary.com%2Fentry%2F20130127%2F1359028202\" title=\"\u4e00\u679a\u306eCT\u3067\u8003\u3048\u308b - \u9a5a\u7570\u306e\u30a2\u30cb\u30f2\u30bf\u793e\u4f1a\u5fa9\u5e30\u306e\u4e88\u5099\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://mikuhatsune.hatenadiary.com/entry/20130127/1359028202","title":"\u4e00\u679a\u306eCT\u3067\u8003\u3048\u308b","description":"\u524d\u7acb\u817a\u764c\u3092\u8003\u3048\u308b\u3002\u524d\u7acb\u817a\u306e\u9ad8\u3055\u3067\u306eCT\u3068IMRT\u6cbb\u7642\u8a08\u753b\u306f\u3053\u3093\u306a\u611f\u3058\u3002 \u6065\u9aa8\u3001\u4e21\u5074\u5927\u817f\u9aa8\u3001\u76f4\u8178\u304c\u3042\u308b\u3002\u9aa8\u306f\u7dda\u91cf\u6e1b\u8870\u52b9\u679c\u304c\u5927\u304d\u3081\u3067\u3001\u76f4\u8178\u306f\u653e\u5c04\u7dda\u306b\u5f31\u3081\u3067\u7279\u306b\u5f53\u305f\u308b\u7dda\u91cf\u3092\u843d\u3068\u3057\u305f\u3044\u3002 \u30ab\u30fc\u30b8\u30aa\u30a4\u30c9\u3068\u6955\u5186\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u305d\u308c\u3063\u307d\u3044\u65ad\u9762\u3092\u4f5c\u308b\u3002 Vs <- c(4/3, 3/2, 19/12, 5/3, 11/6, 0) * pi #\u80f8\u90e8\u8a98\u5c0e\u306e\u7f6e\u304f\u89d2\u5ea6 ra <- 4 #\u80f8\u90e8\u8a98\u5c0e\u3092\u7f6e\u304f\u9060\u3055\u3002\u3042\u307e\u308a\u95a2\u4fc2\u306a\u3044\u3002 Vs_xy <- cbind(ra*cos(Vs), ra*sin(Vs)) #\u80f8\u90e8\u8a98\u5c0e\u306e\u5ea7\u6a19 theta <- seq(0, 2, length=1000) * pi #\u5fc3\u30d9\u30af\u30c8\u30eb\u306e\u56de\u8ee2 a0 <\u2026","height":"190","blog_title":"\u9a5a\u7570\u306e\u30a2\u30cb\u30f2\u30bf\u793e\u4f1a\u5fa9\u5e30\u306e\u4e88\u5099","author_name":"MikuHatsune","version":"1.0","blog_url":"https://mikuhatsune.hatenadiary.com/","author_url":"https://blog.hatena.ne.jp/MikuHatsune/","provider_url":"https://hatena.blog","provider_name":"Hatena Blog"}