{"id":1831,"date":"2023-11-07T00:00:00","date_gmt":"2023-11-07T00:00:00","guid":{"rendered":"urn:uuid:885a1727-b03b-45a1-96f6-8d61c97af5ff"},"modified":"2023-11-07T00:00:00","modified_gmt":"2023-11-07T00:00:00","slug":"suhetukuruhatantowei-xiang-wen-ti","status":"publish","type":"post","link":"https:\/\/www.sekaiken.com\/?p=1831","title":{"rendered":"\u30b9\u30da\u30c3\u30af\u30eb\u30d1\u30bf\u30fc\u30f3\u3068\u4f4d\u76f8\u554f\u984c"},"content":{"rendered":"<p>\u81ea\u7531\u96fb\u5b50\u30ec\u30fc\u30b6\u30fc\u81ea\u8eab\u3082\u6280\u8853\u7684\u306b\u9762\u767d\u305d\u3046\u3067\u3059\u304c\uff08\u7279\u306b\u30ad\u30e3\u30d3\u30c6\u30a3\u3092\u4f5c\u308b\u305f\u3081\u306e\u534a\u900f\u93e1\u3092\u3069\u3046\u3057\u3066\u3044\u308b\u304b\uff1f\uff09\u3001\u305d\u308c\u306f\u307e\u305f\u306e\u6a5f\u4f1a\u306b\u8abf\u3079\u308b\u3053\u3068\u306b\u3057\u3066\u30011\u5206\u5b50\u304b\u3089\u306e\u5e72\u6e09\u30d1\u30bf\u30fc\u30f3\u306b\u3088\u308b\u69cb\u9020\u6c7a\u5b9a\u6cd5\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\n\u30ec\u30fc\u30b6\u30fc\u306f\u53ef\u5e72\u6e09\u6027\uff08\u30b3\u30d2\u30fc\u30ec\u30f3\u30b7\u30fc\uff09\u304c\u9ad8\u3044\u306e\u3067\u3001\u6563\u4e71\u4f53\u304c\u8907\u6570\u3042\u308b\u3068\u305d\u306e\u5468\u308a\u306b\u5e72\u6e09\u30d1\u30bf\u30fc\u30f3\u304c\u3067\u304d\u307e\u3059\u3002\u53ef\u8996\u5149\u306e\u30ec\u30fc\u30b6\u30fc\u3092\u58c1\u306a\u3069\u306b\u5f53\u3066\u3066\u30b9\u30dd\u30c3\u30c8\u3092\u898b\u308b\u3068\u30ae\u30e9\u30ae\u30e9\u3057\u305f\u660e\u6697\u306e\u6a21\u69d8\u304c\u898b\u3048\u307e\u305b\u3093\u304b\uff1f\u3053\u308c\u3092\u30b9\u30da\u30c3\u30af\u30eb\u30d1\u30bf\u30fc\u30f3\u3068\u8a00\u3044\u3001\u58c1\u306e\u7d30\u304b\u3044\u51f8\u51f9\u304b\u3089\u306e\u53cd\u5c04\u5149\u304c\u5e72\u6e09\u3057\u305f\u3082\u306e\u3067\u3059\u3002<br \/>\n\u30b9\u30da\u30c3\u30af\u30eb\u30d1\u30bf\u30fc\u30f3\u306f\u306f\u6ce2\u9577\u7a0b\u5ea6\u306e\u52d5\u304d\u3092\u62e1\u5927\u3057\u3066\u53cd\u6620\u3059\u308b\u306e\u3067\u3001\u3044\u308d\u3044\u308d\u306a\u30bb\u30f3\u30b7\u30f3\u30b0\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<br \/>\nhttps:\/\/en.wikipedia.org\/wiki\/Speckle_(interference)#Speckle_pattern<br \/>\n<iframe loading=\"lazy\" title=\"Use Laser Speckle to Find the Beam Focus | Thorlabs Insights\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/xuzuFPl8rh0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><br \/>\n<iframe loading=\"lazy\" title=\"ForceSight: Non-Contact Force Sensing with Laser Speckle Imaging\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/c7U0BBB5QWU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><br \/>\n\u9006\u306b\u30ec\u30fc\u30b6\u30fc\u3092\u64ae\u50cf\u306e\u7167\u660e\u306b\u4f7f\u3046\u3068\u304d\u306b\u306f\u30b9\u30da\u30c3\u30af\u30eb\u304c\u90aa\u9b54\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u5834\u5408\u306f\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u306b\u5c0e\u3044\u305f\u308a\u93e1\u306b\u53cd\u5c04\u3055\u305b\u305f\u308a\u3057\u3066\u30d5\u30a1\u30a4\u30d0\u30fc\u3084\u93e1\u3092\u9ad8\u901f\u3067\u63fa\u3089\u3057\u3066\u30b9\u30da\u30c3\u30af\u30eb\u3092\u5e73\u5747\u5316\u3059\u308b\u624b\u6cd5\u304c\u6709\u52b9\u3067\u3059\u3002\u66c7\u308a\u30ac\u30e9\u30b9\u3092\u56de\u8ee2\u3055\u305b\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002<br \/>\n\u3055\u3066\u3001\u540c\u69d8\u306e\u5e72\u6e09\u304cX\u7dda\u30ec\u30fc\u30b6\u30fc\u5149\u304c\u8907\u6570\u306e\u539f\u5b50\uff08\u6563\u4e71\u4f53\uff09\u3092\u542b\u3080\u5206\u5b50\u306b\u5f53\u305f\u3063\u305f\u3068\u304d\u306b\u3082\u751f\u3058\u307e\u3059\u3002\u3053\u306e\u5e72\u6e09\u30d1\u30bf\u30fc\u30f3\u3092\u30d5\u30fc\u30ea\u30a8\u5909\u63db\u3067\u9006\u7b97\u3059\u308c\u3070\u5206\u5b50\u5185\u306e\u539f\u5b50\u306e\u4f4d\u7f6e\u95a2\u4fc2\u304c\u308f\u304b\u308a\u307e\u3059\u3002<br \/>\n\u554f\u984c\u306f\u3001\u6ce2\u306e\u5e72\u6e09\u306f\u300c\u4f4d\u76f8\u300d\u304c\u95a2\u4fc2\u3057\u307e\u3059\u304c\u3001\u5f37\u5ea6\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u6e2c\u5b9a\u3057\u305f\u7d50\u679c\u306b\u306f\u4f4d\u76f8\u306e\u60c5\u5831\u304c\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u3067\u3059\u3002\u3053\u306e\u554f\u984c\u306f\u3001\u5e72\u6e09\u3084\u56de\u6298\u3092\u8003\u3048\u308b\u3068\u304d\u306b\u306f\u5fc5\u305a\u51fa\u3066\u304f\u308b\u554f\u984c\u3067\u3001\u300c\u4f4d\u76f8\u554f\u984c\u300d\u3068\u547c\u3070\u308c\u307e\u3059\u3002<br \/>\n\u3053\u308c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001\u5206\u5b50\u306f\u6709\u9650\u500b\u306e\u539f\u5b50\u3067\u3067\u304d\u3066\u3044\u3066\u3001\u539f\u5b50\u306e\u306a\u3044\u3068\u3053\u308d\u304b\u3089\u306f\u6563\u4e71\u6ce2\u306f\u767a\u751f\u3057\u306a\u3044\u3001\u3068\u3044\u3046\u3053\u3068\u3092\u4f7f\u3063\u3066\u4f4d\u76f8\u3092\u6c42\u3081\u308c\u3070\u3088\u3044\u306e\u3067\u3059\u3002\u73fe\u5728\u306e\u3068\u3053\u308d\u3001\u4f4d\u76f8\uff08\u5404\u539f\u5b50\u4f4d\u7f6e\u3068\u95a2\u4fc2\u3042\u308b\uff09\u3092\u4eee\u5b9a\u3057\u3066\u5e72\u6e09\u30d1\u30bf\u30fc\u30f3\u3092\u6c42\u3081\u3001\u305d\u308c\u304c\u5b9f\u9a13\u7d50\u679c\u306b\u3042\u3046\u3088\u3046\u306b\u7e70\u308a\u8fd4\u3057\u8a08\u7b97\u3092\u4f7f\u3063\u3066\u5408\u308f\u305b\u3053\u3093\u3067\u3044\u304d\u307e\u3059\u3002\u3053\u306e\u539f\u7406\u3092\u4f7f\u3046\u65b9\u6cd5\u306f\u3001\u5358\u7d50\u6676\u306eX\u7dda\u56de\u6298\u3067\u306f\u300c\u76f4\u63a5\u6cd5\u300d\u3068\u547c\u3070\u308c\u307e\u3059\u304c\u3001\u5206\u5b501\u500b\u3067\u3082\u6709\u52b9\u3067\u3059\uff08\u8a08\u7b97\u6cd5\u306f\u5909\u308f\u308a\u307e\u3059\u304c\uff09\u3002<br \/>\n\u533b\u7642\u8a3a\u65ad\u306e\u8d85\u97f3\u6ce2\u753b\u50cf\u3082\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u306e\u5834\u5408\u306f\u6563\u4e71\u4f53\u304c\u9023\u7d9a\u7684\u306b\u5206\u5e03\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u9762\u5012\u3067\u3059\u3002\u8272\u3005\u306a\u5b9a\u5f0f\u5316\u304c\u3067\u304d\u305d\u3046\u3067\u3059\u304c\u3001\u591a\u6570\u306e\u30d4\u30a8\u30be\u7d20\u5b50\u3092\u4f7f\u3063\u3066\u6ce2\u9762\u3092\u5236\u5fa1\u3057\u3066\u60c5\u5831\u91cf\u3092\u5897\u3084\u3059\u306e\u304c\u672c\u8cea\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u82f1\u8a9e\u306f\u3000https:\/\/en.wikipedia.org\/wiki\/Speckle_(interference)#Speckle_pattern\u3000\u304b\u3089\u3002<br \/>\nspeckle \u5c0f\u3055\u3044\u6591\u70b9<br \/>\nnoise texture \u30ce\u30a4\u30ba\u306e\u8cea\u611f<br \/>\ncome into prominence \u6ce8\u76ee\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3000 prominence \u306f\u3000\u76ee\u7acb\u3064\u3053\u3068\u3001\u5091\u51fa\u3001\u540d\u58f0\u3001\u5353\u8d8a\u3001\u592a\u967d\u306e\u30d7\u30ed\u30df\u30cd\u30f3\u30b9\uff08\u7d05\u708e\uff09<br \/>\nsubjective\u3000\u4e3b\u4f53\u7684\u306a<br \/>\nobjective \u5bfe\u8c61\u306e objective lens \u5bfe\u7269\u30ec\u30f3\u30ba<br \/>\nocular lens \u63a5\u773c\u30ec\u30f3\u30ba = eyepiece, eye lens<br \/>\ndiffuser \u66c7\u308a\u30ac\u30e9\u30b9\u306e\u3088\u3046\u306a\u300c\u62e1\u6563\u677f\u300d<br \/>\n&ldquo;The first multiscale speckle reduction methods were based on the thresholding of detail subband coefficients. Wavelet thresholding methods have some drawbacks: (i) the choice of threshold is made in an ad hoc manner, supposing that wanted and unwanted components of the signal obey their known distributions, irrespective of their scale and orientations; and (ii) the thresholding procedure generally results in some artifacts in the denoised image. To address these disadvantages, non-linear estimators, based on Bayes&rsquo; theory were developed.&rdquo;<br \/>\ndrawback \u6b20\u70b9<br \/>\nad hoc manner \u305d\u306e\u5834\u3057\u306e\u304e\u306e\u3084\u308a\u65b9<br \/>\nthreshold \u95be\u5024\u3092\u5b9a\u3081\u308b<br \/>\ndenoise \u30ce\u30a4\u30ba\u3092\u9664\u53bb\u3059\u308b<br \/>\nto address these disadvantages \u3053\u308c\u3089\u306e\u4e0d\u5229\u306a\u70b9\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306b<br \/>\nsupposing \uff5e\u3000\uff5e\u3068\u8003\u3048\u3066\u3001\uff5e\u3068\u4eee\u5b9a\u3057\u3066<br \/>\nobey their known distributions \u308f\u304b\u3063\u3066\u3044\u308b\u5206\u5e03\u306b\u5f93\u3046<br \/>\nartifacts \u300c\u30a2\u30fc\u300d\u30c6\u30a3\u30d5\u30a1\u30af\u30c4\u3000\u4eba\u5de5\u7269\u3001\u30c7\u30fc\u30bf\u51e6\u7406\u4e2d\u306b\u751f\u3058\u305f\u672c\u7269\u3067\u306a\u3044\u507d\u306e\u4fe1\u53f7\u3084\u753b\u50cf<br \/>\nBayes&rsquo; theory \u30d9\u30a4\u30ba\u306e\u5b9a\u7406<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u81ea\u7531\u96fb\u5b50\u30ec\u30fc\u30b6\u30fc\u81ea\u8eab\u3082\u6280\u8853\u7684\u306b\u9762\u767d\u305d\u3046\u3067\u3059\u304c\uff08\u7279\u306b\u30ad\u30e3\u30d3\u30c6\u30a3\u3092\u4f5c\u308b\u305f\u3081\u306e\u534a\u900f\u93e1\u3092\u3069\u3046\u3057\u3066\u3044\u308b\u304b\uff1f\uff09\u3001\u305d\u308c\u306f\u307e\u305f\u306e\u6a5f\u4f1a\u306b\u8abf\u3079\u308b\u3053\u3068\u306b\u3057\u3066\u30011\u5206\u5b50\u304b\u3089\u306e\u5e72\u6e09\u30d1\u30bf\u30fc\u30f3\u306b\u3088\u308b\u69cb\u9020\u6c7a\u5b9a\u6cd5\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002 \u30ec\u30fc\u30b6\u30fc\u306f\u53ef\u5e72\u6e09\u6027\uff08\u30b3\u30d2\u30fc\u30ec\u30f3\u30b7\u30fc\uff09\u304c\u9ad8\u3044\u306e\u3067\u3001\u6563\u4e71\u4f53\u304c\u8907\u6570\u3042\u308b\u3068\u305d\u306e\u5468\u308a\u306b\u5e72\u6e09\u30d1\u30bf\u30fc\u30f3\u304c\u3067\u304d\u307e\u3059\u3002\u53ef\u8996\u5149\u306e\u30ec\u30fc\u30b6\u30fc\u3092\u58c1\u306a\u3069\u306b\u5f53\u3066\u3066\u30b9\u30dd\u30c3\u30c8\u3092\u898b\u308b\u3068\u30ae\u30e9\u30ae\u30e9\u3057\u305f\u660e\u6697\u306e\u6a21\u69d8\u304c\u898b\u3048\u307e\u305b\u3093\u304b\uff1f\u3053\u308c\u3092\u30b9\u30da\u30c3\u30af\u30eb\u30d1\u30bf\u30fc\u30f3\u3068\u8a00\u3044\u3001\u58c1\u306e\u7d30\u304b\u3044\u51f8\u51f9\u304b\u3089\u306e\u53cd\u5c04\u5149\u304c\u5e72\u6e09\u3057\u305f\u3082\u306e\u3067\u3059\u3002 \u30b9\u30da\u30c3\u30af\u30eb\u30d1\u30bf\u30fc\u30f3\u306f\u306f\u6ce2\u9577\u7a0b\u5ea6\u306e\u52d5\u304d\u3092\u62e1\u5927\u3057\u3066\u53cd\u6620\u3059\u308b\u306e\u3067\u3001\u3044\u308d\u3044\u308d\u306a\u30bb\u30f3\u30b7\u30f3\u30b0\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002 https:\/\/en.wikipedia.&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[42],"tags":[5],"class_list":["post-1831","post","type-post","status-publish","format-standard","hentry","category-tech","tag-tech"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts\/1831","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1831"}],"version-history":[{"count":0,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=\/wp\/v2\/posts\/1831\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1831"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1831"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sekaiken.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}