{"id":1171,"date":"2024-07-02T12:41:15","date_gmt":"2024-07-02T03:41:15","guid":{"rendered":"https:\/\/y42u.net\/tec001\/?p=1171"},"modified":"2024-07-08T18:27:41","modified_gmt":"2024-07-08T09:27:41","slug":"geoid-calc","status":"publish","type":"post","link":"https:\/\/y42u.net\/tec001\/2024\/07\/02\/geoid-calc\/","title":{"rendered":"\u65e5\u672c\u306e\u30b8\u30aa\u30a4\u30c92011\u8a08\u7b97\u5f0f\u3068\u5185\u633f\u6cd5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u56fd\u571f\u5730\u7406\u9662\u306e\u30b8\u30aa\u30a4\u30c9\u30fb\u30bb\u30df\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u88dc\u6b63\u306e\u8a08\u7b97\u5f0f\u3067\u3059\u3002\u30d1\u30e9\u30e1\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u304b\u3089\uff14\u9685\u306e\u5024\u3092\u53d6\u5f97\u3057\u3066\u5185\u88c5\u6cd5\u3067\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uff11\uff09\u30b8\u30aa\u30a4\u30c9\u8a08\u7b97\u95a2\u6570<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">GeoDiveExa\u3067\u4f7f\u7528\u3057\u3066\u3044\u308b<a href=\"https:\/\/www.gsi.go.jp\/buturisokuchi\/grageo_geoid.html\"><strong>\u30b8\u30aa\u30a4\u30c9<\/strong><\/a>\u8a08\u7b97\u95a2\u6570\uff08<strong>naisouHosei<\/strong>\uff09\u3067\u3059\u3002\u30d1\u30e9\u30e1\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb<strong><a href=\"https:\/\/www.gsi.go.jp\/buturisokuchi\/buturisokuchi40004.html\">\u65e5\u672c\u306e\u30b8\u30aa\u30a4\u30c92011\u300d\uff08Ver.1\uff09<\/a><\/strong>\u3092\u4f7f\u7528\u3057\u3066\u3001\u8a08\u6e2c\u70b9\u3092\u542b\u3080\uff14\u9685\u306e\u30b8\u30aa\u30a4\u30c9\u9ad8\u304b\u3089\u5185\u633f\u6cd5\u8a08\u7b97\u3067\u6c42\u3081\u307e\u3059\u3002\u5f53\u521d\u306f<strong>(B)<\/strong>\u306e\u69d8\u306b\u7d20\u76f4\u306a\u30d9\u30af\u30c8\u30eb\u8a08\u7b97\u3057\u3066\u307e\u3057\u305f\u3002\u6240\u304c<strong>\u56fd\u571f\u5730\u7406\u9662\u306e\u30b5\u30a4\u30c8<\/strong>\u3092\u898b\u3066\u3044\u305f\u3089<strong>(A)<\/strong>\u306e\u69d8\u306a<strong>\uff11\u884c\u8a08\u7b97\u5f0f<\/strong>\u304c\u51fa\u3066\u307e\u3057\u305f\u3002\u6700\u521d\u306f\u4f55\u3057\u3066\u3044\u308b\u306e\u304b\u4e0d\u660e\u3067\u3057\u305f\u304c\u3001<strong>(B)<\/strong>\u3092\u5909\u5f62\u3057\u3066\u3044\u304f\u3068<strong>(A)<\/strong>\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u3055\u3059\u304c\u56fd\u571f\u5730\u7406\u9662\u3067\u3059\u3002\u5730\u56f3\u30a2\u30d7\u30ea\u306f\u591a\u304f\u306e\u70b9\u3092\u5909\u63db\u3059\u308b\u5fc5\u8981\u304c\u6709\u308a\u307e\u3059\u306e\u3067\u5c11\u3057\u3067\u3082\u9ad8\u901f\u8a08\u7b97\u3059\u308b\u69d8\u306b\u5fb9\u5e95\u7684\u306b\u5358\u7d14\u5316\u3057\u305f\u7d50\u679c\u3067\u3059\u3002\u3042\u308a\u304c\u305f\u304f\u4f7f\u7528\u3055\u305b\u3066\u3082\u3089\u3044\u307e\u3057\u305f(=\u4eca\u8abf\u3079\u305f\u3089\u5f53\u8a72\u30b5\u30a4\u30c8\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f\uff09\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/\/\n\/\/\/\u5185\u633f\u6cd5\u8a08\u7b97\u306b\u3088\u308a\u3001\u6307\u5b9a\u70b9\u306e\u30b8\u30aa\u30a4\u30c9\u5024\u3092\u6c42\u3081\u308b\n\/\/\/\nprivate double <strong>naisouHosei<\/strong>(\n                   double dLatPsent, double dLonPsent,\n                   float geoidJpn00, float geoidJpn01, \nfloat geoidJpn10, float geoidJpn11)\n        {\n#if true\u3000\/\/<strong>(A)\u56fd\u571f\u5730\u7406\u9662\u30b5\u30a4\u30c8\u3067\u898b\u3064\u3051\u305f\uff11\u884c\u8a08\u7b97\u5f0f<\/strong>\n            double geoid = <strong>(1 - dLatPsent) * <\/strong>\n<strong>(1 - dLonPsent) * geoidJpn00 +\n                (1 - dLatPsent) * dLonPsent * geoidJpn01 +\n                dLatPsent * (1 - dLonPsent) * geoidJpn10 +\n                dLatPsent * dLonPsent * geoidJpn11<\/strong>;\n#else\u3000\u3000\/\/<strong>(B)\u5185\u633f\u6cd5\u3092\u305d\u306e\u307e\u307e\u5b9f\u88c5\u3057\u305f\u8a08\u7b97\u5f0f<\/strong>\n            \/\/ Low=\u7d4c\u5ea6\u5dee\u5206\u79fb\u52d5\n            double lonL = geoidJpn00 + (geoidJpn01 \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000- geoidJpn00) * dLonPsent;\n            \/\/ Hig=\u7d4c\u5ea6\u5dee\u5206\u79fb\u52d5\n            double lonH = geoidJpn10 + (geoidJpn11 \n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000- geoidJpn10) * dLonPsent;\n            \/\/ \u7def\u5ea6\u5dee\u5206\u79fb\u52d5\n            double geoid = lonL + (lonH - lonL) * dLatPsent;\n#endif\n            return geoid;\n        }<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">2)\u30b8\u30aa\u30a4\u30c9\u9ad8\u8a08\u7b97\u306e\u5185\u633f\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u56f3\u3067\u4f7f\u3046\u5185\u633f\u6cd5\u8aac\u660e\u30b5\u30a4\u30c8\u3092\u63a2\u3057\u307e\u3057\u305f\u304c\u898b\u5f53\u305f\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u304b\u308d\u3046\u3058\u3066\u63a2\u3057\u305f\u306e\u304c<strong><a href=\"https:\/\/jsurvey.jp\/huroku6.pdf\">\u65e5\u672c\u6e2c\u91cf\u5354\u4f1a\u306e\u8a08\u7b97\u5f0f\u96c6<\/a><\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>dLatPsent<\/strong>\u304c<strong>t<\/strong>  <strong>dLonPsent<\/strong>\u304c<strong>\u03bb<\/strong>\u3067\u3059\u306d\u3002<strong>geoidJpnXX<\/strong>\u304c\u3001<strong>Nxx<\/strong>\u306b\u306a\u308a\u307e\u3059\u3002\u9ad8\u6821\u6570\u5b66\u306e\u30d9\u30af\u30c8\u30eb\u8a08\u7b97\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" decoding=\"async\" width=\"1024\" height=\"846\" src=\"https:\/\/i0.wp.com\/y42u.net\/tec001\/wp-content\/uploads\/2024\/07\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2024-07-02-12.17.58.png?resize=1024%2C846&#038;ssl=1\" alt=\"\" class=\"wp-image-1175\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u56fd\u571f\u5730\u7406\u9662\u306e\u30b8\u30aa\u30a4\u30c9\u30fb\u30bb\u30df\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u88dc\u6b63\u306e\u8a08\u7b97\u5f0f\u3067\u3059\u3002\u30d1\u30e9\u30e1\u30fc\u30bf\u30d5\u30a1\u30a4\u30eb\u304b\u3089\uff14\u9685\u306e\u5024\u3092\u53d6\u5f97\u3057\u3066\u5185\u88c5\u6cd5\u3067\u8a08\u7b97\u3057\u307e\u3059\u3002 \uff11\uff09\u30b8\u30aa\u30a4\u30c9\u8a08\u7b97\u95a2\u6570 GeoDiveExa\u3067\u4f7f\u7528\u3057\u3066\u3044\u308b\u30b8\u30aa\u30a4\u30c9\u8a08\u7b97\u95a2\u6570\uff08naisouHosei\uff09\u3067\u3059 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1199,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"common","vkexunit_cta_each_option":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[9],"tags":[71,33],"class_list":["post-1171","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-func","tag-71","tag-33"],"veu_head_title_object":{"title":"","add_site_title":""},"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/y42u.net\/tec001\/wp-content\/uploads\/2024\/07\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2024-07-02-18.37.08.png?fit=760%2C516&ssl=1","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/posts\/1171","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/comments?post=1171"}],"version-history":[{"count":9,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/posts\/1171\/revisions"}],"predecessor-version":[{"id":1593,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/posts\/1171\/revisions\/1593"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/media\/1199"}],"wp:attachment":[{"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/media?parent=1171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/categories?post=1171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/y42u.net\/tec001\/wp-json\/wp\/v2\/tags?post=1171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}