{"id":1483,"date":"2013-01-02T19:34:55","date_gmt":"2013-01-02T10:34:55","guid":{"rendered":"http:\/\/daily.belltail.jp\/?p=1483"},"modified":"2013-01-02T19:34:55","modified_gmt":"2013-01-02T10:34:55","slug":"cvsurfdescriptorextractor%e3%81%ae%e6%8b%a1%e5%bc%b5%e3%83%87%e3%82%a3%e3%82%b9%e3%82%af%e3%83%aa%e3%83%97%e3%82%bf%e3%82%92%e7%84%a1%e5%8a%b9%e3%81%ab%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"https:\/\/daily.belltail.jp\/?p=1483","title":{"rendered":"cv::SurfDescriptorExtractor\u306e\u62e1\u5f35\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30bf\u3092\u7121\u52b9\u306b\u3059\u308b"},"content":{"rendered":"<p>\u9b5a\u985e\u3068\u3044\u3046\u306e\u306f\u5206\u985e\u5b66\u7684\u306b\u3069\u3046\u306a\u308b\u306e\u304b\u8abf\u3079\u3066\u307f\u305f\u3089\uff0c\u6614\u306f\u300c\u7db1\u300d\u3060\u3063\u305f\u3051\u3069\u305d\u3046\u3082\u8a00\u3048\u306a\u3044\u3053\u3068\u304c\u308f\u304b\u3063\u3066\uff0c\u4eca\u306f\u9b5a\u985e\u3092\u3072\u3063\u304f\u308b\u3081\u305f\u5206\u985e\u3068\u3044\u3046\u306e\u306f\u306a\u3044\uff08\u751f\u7269\u5b66\u7684\u306b\u306f\u610f\u5473\u304c\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3046\uff09\u3093\u3060\u305d\u3046\u3067\u3059\u306d\uff0e<\/p>\n<p>\u3055\u3066\uff0c\u5c40\u6240\u7279\u5fb4\u91cf\u306eSURF\u3068\u8a00\u3046\u306864\u6b21\u5143\u3060\u3088\u306d\uff01\u3068\u3044\u3046\u8a8d\u8b58\u304c\u4e00\u822c\u7684\u3060\u3068\u601d\u3044\u307e\u3059\uff0e<br \/>\n\u5b9f\u969b\u306b\u306f\u539f\u8457((H.Bay et. al., &#8220;Speeded-Up Robust Features (SURF),&#8221; ECCV2006))\u306e\u6bb5\u968e\u304b\u3089\u7279\u5fb4\u91cf\u3092128\u6b21\u5143\u3067\u8a18\u8ff0\u3059\u308b\u62e1\u5f35\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30bf(extended descriptor)\u306b\u3064\u3044\u3066\u3082\u8a00\u53ca\u3055\u308c\u3066\u3044\u3066\uff0cOpenCV\u306e\u5b9f\u88c5\u3067\u306fSURF\u7279\u5fb4\u8a18\u8ff0\u3092\u884c\u3046cv::SurfDescriptorExtractor\u306b\u304a\u3044\u3066\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u6709\u52b9\u3068\u306a\u3063\u3066\u3044\u307e\u3059\uff0e<\/p>\n<pre class=\"brush: cpp; title: ; notranslate\" title=\"\">\r\ncv::SurfDescriptorExtractor extractor;\r\nstd::cout &lt;&lt; extractor.descriptorSize() &lt;&lt; std::endl;  \/\/128\u3068\u51fa\u529b\u3055\u308c\u307e\u3059\r\n<\/pre>\n<p>\u672c\u6765\u306e64\u6b21\u5143\u3067\u4f7f\u3046\u306b\u306f\uff0c\u7279\u5fb4\u8a18\u8ff0\u51e6\u7406\u3092\u884c\u3046\u524d\u306b\u3053\u308c\u3092\u7121\u52b9\u306b\u3057\u307e\u3059\uff0e<br \/>\nSurfDescriptorExtractor\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306eextended\u3092false\u306b\u3059\u308c\u3070\u304a\uff4b\u306a\u3093\u3067\u3059\u304c\uff0c<br \/>\n\u3050\u3050\u3063\u3066\u898b\u3064\u304b\u308b\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3067\u306f\u6700\u65b0\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u540c\u671f\u3055\u308c\u3066\u306a\u304f\u3066\uff0c\u3067\u3082\u30b3\u30f3\u30d1\u30a4\u30eb\u306f\u901a\u308b\u306e\u3067\u4e00\u77ac\u56f0\u60d1\u3057\u307e\u3059\uff0e<\/p>\n<p>\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u6307\u5b9a\u3059\u308b\u3088\u308a\u306f\uff0c<\/p>\n<pre class=\"brush: cpp; title: ; notranslate\" title=\"\">\r\ncv::SurfDescriptorExtractor extractor;\r\nextractor.extended = false;\r\nstd::cout &lt;&lt; extractor.descriptorSize() &lt;&lt; std::endl;  \/\/64\u3068\u51fa\u529b\u3055\u308c\u307e\u3059\r\n<\/pre>\n<p>\u3068\u3059\u308c\u3070\uff0c\u305d\u306e\u4ed6\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u4ed6\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306f\u305d\u306e\u307e\u307e\u306b\u3044\u3051\u307e\u3059\uff0e\u5c11\u3057\u6c5a\u3044\u3067\u3059\u304c\uff0e<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9b5a\u985e\u3068\u3044\u3046\u306e\u306f\u5206\u985e\u5b66\u7684\u306b\u3069\u3046\u306a\u308b\u306e\u304b\u8abf\u3079\u3066\u307f\u305f\u3089\uff0c\u6614\u306f\u300c\u7db1\u300d\u3060\u3063\u305f\u3051\u3069\u305d\u3046\u3082\u8a00\u3048\u306a\u3044\u3053\u3068\u304c\u308f\u304b\u3063\u3066\uff0c\u4eca\u306f\u9b5a\u985e\u3092\u3072\u3063\u304f\u308b\u3081\u305f\u5206\u985e\u3068\u3044\u3046\u306e\u306f\u306a\u3044\uff08\u751f\u7269\u5b66\u7684\u306b\u306f\u610f\u5473\u304c\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3046\uff09\u3093\u3060\u305d\u3046\u3067\u3059\u306d\uff0e \u3055\u3066\uff0c\u5c40\u6240\u7279\u5fb4\u91cf\u306eSUR [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,17,38],"class_list":["post-1483","post","type-post","status-publish","format-standard","hentry","category-1","tag-cvprml","tag-opencv","tag-38"],"_links":{"self":[{"href":"https:\/\/daily.belltail.jp\/index.php?rest_route=\/wp\/v2\/posts\/1483","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/daily.belltail.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/daily.belltail.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/daily.belltail.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/daily.belltail.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1483"}],"version-history":[{"count":0,"href":"https:\/\/daily.belltail.jp\/index.php?rest_route=\/wp\/v2\/posts\/1483\/revisions"}],"wp:attachment":[{"href":"https:\/\/daily.belltail.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1483"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/daily.belltail.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1483"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/daily.belltail.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1483"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}