{"id":116110,"date":"2024-03-23T05:21:58","date_gmt":"2024-03-22T20:21:58","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/matlab%e3%81%ab%e3%82%88%e3%82%8b%e7%94%bb%e5%83%8f%e5%87%a6%e7%90%86%e3%81%ae%e6%96%b9%e6%b3%95%e3%81%af%ef%bc%9f\/"},"modified":"2024-04-05T15:58:54","modified_gmt":"2024-04-05T06:58:54","slug":"matlab%e3%81%ab%e3%82%88%e3%82%8b%e7%94%bb%e5%83%8f%e5%87%a6%e7%90%86%e3%81%ae%e6%96%b9%e6%b3%95%e3%81%af%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/matlab%e3%81%ab%e3%82%88%e3%82%8b%e7%94%bb%e5%83%8f%e5%87%a6%e7%90%86%e3%81%ae%e6%96%b9%e6%b3%95%e3%81%af%ef%bc%9f\/","title":{"rendered":"Matlab\u306b\u3088\u308b\u753b\u50cf\u51e6\u7406\u306e\u65b9\u6cd5\u306f\uff1f"},"content":{"rendered":"

MATLAB\u3067\u753b\u50cf\u51e6\u7406\u306e\u624b\u6cd5\u306f\u3001\u6b21\u306e\u624b\u9806\u3092\u4f7f\u7528\u3057\u3066\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

    \n
  1. \u30a4\u30e1\u30fc\u30b8\u306e\u8aad\u307f\u53d6\u308a\uff1aimread\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u30a4\u30e1\u30fc\u30b8\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u3088\u307f\u3068\u308a\u3001MATLAB\u3067\u306e\u30a4\u30e1\u30fc\u30b8\u884c\u5217\u3068\u3057\u3066\u4fdd\u5b58\u3059\u308b\u3002<\/li>\n
  2. \u753b\u50cf\u306e\u8868\u793a: imshow\u95a2\u6570\u3092\u7528\u3044\u3066\u753b\u50cf\u306e\u884c\u5217\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/li>\n
  3. \u753b\u50cf\u51e6\u7406\uff1a\u7cfb\u5217\u306e\u753b\u50cf\u51e6\u7406\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u753b\u50cf\u3092\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u4f8b\u3048\u3070\u3001\u30b0\u30ec\u30fc\u30b9\u30b1\u30fc\u30eb\u30012\u5024\u5316\u3001\u30d5\u30a3\u30eb\u30bf\u3001\u30a8\u30c3\u30b8\u691c\u51fa\u306a\u3069\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u95a2\u6570\u306f\u3001\u51e6\u7406\u306e\u5fc5\u8981\u6027\u306b\u5fdc\u3058\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n
  4. \u51e6\u7406\u5f8c\u306e\u753b\u50cf\u306e\u8868\u793a\u3068\u4fdd\u5b58\uff1aimshow \u95a2\u6570\u3067\u51e6\u7406\u5f8c\u306e\u753b\u50cf\u3092\u8868\u793a\u3057\u3001imwrite \u95a2\u6570\u3067\u51e6\u7406\u5f8c\u306e\u753b\u50cf\u3092\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u4fdd\u5b58<\/li>\n<\/ol>\n

    \u4ee5\u4e0b\u306f\u3001MATLAB \u3092\u4f7f\u7528\u3057\u305f\u30b0\u30ec\u30fc\u30b9\u30b1\u30fc\u30eb\u5316\u304a\u3088\u30732\u5024\u5316\u51e6\u7406\u65b9\u6cd5\u306e\u7c21\u5358\u306a\u4f8b\u3067\u3059\u3002<\/p>\n

    % \u8bfb\u53d6\u56fe\u50cf<\/span>\r\nimg = imread('image.jpg'<\/span>);\r\n\r\n% \u663e\u793a\u539f\u59cb\u56fe\u50cf<\/span>\r\nsubplot(1<\/span>, 2<\/span>, 1<\/span>);\r\nimshow(img);\r\ntitle('\u539f\u59cb\u56fe\u50cf'<\/span>);\r\n\r\n% \u7070\u5ea6\u5316\u5904\u7406<\/span>\r\ngray_img = rgb2gray(img);\r\n\r\n% \u663e\u793a\u7070\u5ea6\u56fe\u50cf<\/span>\r\nsubplot(1<\/span>, 2<\/span>, 2<\/span>);\r\nimshow(gray_img);\r\ntitle('\u7070\u5ea6\u56fe\u50cf'<\/span>);\r\n\r\n% \u4e8c\u503c\u5316\u5904\u7406<\/span>\r\nthreshold = graythresh(gray_img);\r\nbinary_img = imbinarize(gray_img, threshold);\r\n\r\n% \u663e\u793a\u4e8c\u503c\u5316\u56fe\u50cf<\/span>\r\nfigure<\/span>;\r\nimshow(binary_img);\r\ntitle('\u4e8c\u503c\u5316\u56fe\u50cf'<\/span>);\r\n\r\n% \u4fdd\u5b58\u4e8c\u503c\u5316\u56fe\u50cf<\/span>\r\nimwrite(binary_img, 'binary_image.jpg'<\/span>);\r\n<\/code><\/pre>\n
    \u3053\u306e\u4f8b\u306b\u3088\u308a\u3001MATLAB\u306e\u753b\u50cf\u51e6\u7406\u95a2\u6570\u3092\u7528\u3044\u3066\u753b\u50cf\u3092\u51e6\u7406\u3057\u3001\u51e6\u7406\u5f8c\u306e\u753b\u50cf\u3092\u8868\u793a\u304a\u3088\u3073\u4fdd\u5b58\u3059\u308b\u65b9\u6cd5\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5177\u4f53\u7684\u306a\u8981\u4ef6\u3068\u753b\u50cf\u51e6\u7406\u306e\u624b\u6cd5\u306b\u3088\u3063\u3066\u3001\u5177\u4f53\u7684\u306a\u51e6\u7406\u624b\u9806\u3068\u95a2\u6570\u306f\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    MATLAB\u3067\u753b\u50cf\u51e6\u7406\u306e\u624b\u6cd5\u306f\u3001\u6b21\u306e\u624b\u9806\u3092\u4f7f\u7528\u3057\u3066\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30a4\u30e1\u30fc\u30b8\u306e\u8aad\u307f\u53d6\u308a\uff1aimread\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u30a4\u30e1\u30fc\u30b8\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u3088\u307f\u3068\u308a\u3001MATLAB\u3067\u306e\u30a4\u30e1\u30fc\u30b8\u884c\u5217\u3068\u3057\u3066\u4fdd\u5b58\u3059\u308b\u3002 \u753b\u50cf\u306e\u8868\u793a: imsho […]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-116110","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nMatlab\u306b\u3088\u308b\u753b\u50cf\u51e6\u7406\u306e\u65b9\u6cd5\u306f\uff1f - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/matlab\u306b\u3088\u308b\u753b\u50cf\u51e6\u7406\u306e\u65b9\u6cd5\u306f\uff1f\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Matlab\u306b\u3088\u308b\u753b\u50cf\u51e6\u7406\u306e\u65b9\u6cd5\u306f\uff1f\" \/>\n<meta property=\"og:description\" content=\"MATLAB\u3067\u753b\u50cf\u51e6\u7406\u306e\u624b\u6cd5\u306f\u3001\u6b21\u306e\u624b\u9806\u3092\u4f7f\u7528\u3057\u3066\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30a4\u30e1\u30fc\u30b8\u306e\u8aad\u307f\u53d6\u308a\uff1aimread\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u30a4\u30e1\u30fc\u30b8\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u3088\u307f\u3068\u308a\u3001MATLAB\u3067\u306e\u30a4\u30e1\u30fc\u30b8\u884c\u5217\u3068\u3057\u3066\u4fdd\u5b58\u3059\u308b\u3002 \u753b\u50cf\u306e\u8868\u793a: imsho […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/matlab\u306b\u3088\u308b\u753b\u50cf\u51e6\u7406\u306e\u65b9\u6cd5\u306f\uff1f\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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