{"id":2163,"date":"2020-10-14T15:02:50","date_gmt":"2020-10-14T06:02:50","guid":{"rendered":"https:\/\/blogs.mathworks.com\/japan-community\/?p=2163"},"modified":"2022-01-07T12:02:08","modified_gmt":"2022-01-07T03:02:08","slug":"mystery-of-accelerometers","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/japan-community\/2020\/10\/14\/mystery-of-accelerometers\/","title":{"rendered":"\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fc\u306e\u8b0e\u3000\u52a0\u901f\u5ea6\uff1f\u3061\u304b\u3089\uff1f\u91cd\u529b\uff1f"},"content":{"rendered":"

\u3053\u3093\u306b\u3061\u306f\u3002\u4eca\u56de\u306f\u3001\u4ee5\u524d\u300cSimulink Desktop-Real-Time\u306e\u5b9f\u529b\u300d<\/a>\u3068\u3044\u3046\u30bf\u30a4\u30c8\u30eb\u3067\u8a18\u4e8b\u3092\u66f8\u3044\u3066\u3044\u305f\u3060\u3044\u305f “toshi | Simulink \u306e\u4e2d\u306e\u4eba<\/a>” \u3055\u3093\u306b\u518d\u3073\u30b2\u30b9\u30c8\u6295\u7a3f\u3092\u3057\u3066\u3044\u305f\u3060\u304d\u307e\u3059\u3002\u524d\u56de\u306f\u6280\u8853\u7684\u306b\u3068\u3066\u3082\u6df1\u3044\u8a71\u3067\u8aad\u8005\u3092\u9b45\u4e86\u3057\u3066\u304f\u308c\u307e\u3057\u305f\u304c\u3001\u4eca\u56de\u3082\u306a\u3093\u3068\u3082\u8b0e\u3081\u3044\u305f\u30bf\u30a4\u30c8\u30eb\u3067\u697d\u3057\u307f\u3067\u3059\u3002<\/p>\n

===============<\/p>\n

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\"\"<\/p>\n

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\nhttps:\/\/blogs.mathworks.com\/japan-community\/files\/2020\/10\/microbit_video_1.mp4<\/a><\/video><\/div><\/p>\n

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\"\"<\/p>\n

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\u3053\u3053\u307e\u3067\u306e\u8a71\u3067\u3001\u7686\u3055\u3093\u304c\u6c17\u306b\u306a\u3063\u3066\u3044\u308b\u6240\u306f\u5206\u304b\u308a\u307e\u3059\u3002\u4e0a\u8a18\u306e\u300c\u91cd\u529b\u4ee5\u5916\u300d\u3068\u306f\u4e00\u4f53\u3069\u3046\u3044\u3046\u3053\u3068\u306a\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u6700\u521d\u306b\u300c\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fc\u306f\u91cd\u529b\u30d9\u30af\u30c8\u30eb\u3092\u6e2c\u308b\u300d\u3068\u8a00\u3063\u3066\u304a\u304d\u306a\u304c\u3089\u3001\u91cd\u529b\u3092\u7121\u8996\u3059\u308b\u3068\u306f\u3069\u3046\u3044\u3046\u3053\u3068\u3067\u3057\u3087\u3046\u304b\u3002\u7406\u89e3\u306e\u4fc3\u9032\u306e\u305f\u3081\u306b\u3001\u6b21\u306f\u6570\u5f0f\u3067\u306f\u306a\u304f\u3001\u56f3\u3067\u8aac\u660e\u3057\u3066\u307f\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u56f3\u306f\u3001\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fc\u30e2\u30c7\u30eb\u306e\u4e00\u4f8b\u3067\u3059\u3002<\/p>\n

\"\"<\/p>\n

\u30bb\u30f3\u30b5\u30fc\u306e\u5ea7\u6a19\u7cfb\u306f\u5730\u4e0a\u306e\u5ea7\u6a19\u7cfb\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u3068\u3057\u307e\u3059\u3002\u3088\u3063\u3066R\u306f\u5358\u4f4d\u884c\u5217\u3068\u306a\u308a\u307e\u3059\u3002\u6b21\u306b\u3001\u673a\u304b\u3089\u306e\u6297\u529b\u3068\u6307\u304b\u3089\u52a0\u308f\u308b\u529b\u3092\u52a0\u7b97\u3057\u3001\u8cea\u91cfm\u3067\u5272\u308a\u307e\u3059\u3002\u7d50\u679c\u3001\u56f3\u306e\u3088\u3046\u306b(acc_x, acc_y, acc_z) = (1, 0, 9.8)\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u3067\u5206\u304b\u308a\u307e\u3057\u305f\u3067\u3057\u3087\u3046\u304b\uff1f\u3000\u5206\u304b\u3063\u305f\u4eba\u306f\u3082\u3046\u3053\u306e\u30da\u30fc\u30b8\u3092\u9589\u3058\u3066\u69cb\u3044\u307e\u305b\u3093\u3002\u5206\u304b\u3089\u306a\u304b\u3063\u305f\u4eba\u306f\u3001\u4ee5\u4e0b\u3092\u7d9a\u3051\u3066\u8aad\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n

\u91cd\u529b\u3068\u306f<\/h1>\n

\u9055\u548c\u611f\u306e\u6b63\u4f53\u306f\u300c\u304b\u304b\u3063\u3066\u3044\u308b\u529b\u306e\u4e2d\u3067\u3001\u306a\u305c\u91cd\u529b\u3060\u3051\u3092\u7701\u304f\u5fc5\u8981\u304c\u3042\u308b\u306e\u304b\u300d\u3060\u3068\u601d\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u9055\u548c\u611f\u3068\u306f\u88cf\u8179\u306b\u3001\u4e0a\u8a18\u306e\u52d5\u753b\u3092\u898b\u308b\u3068\u3001\u5b9f\u969b\u305d\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n

\u3053\u3053\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u72b6\u6cc1\u3092\u8003\u3048\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u9053\u3092\u6b69\u3044\u3066\u3044\u305f\u3042\u306a\u305f\u306f\u3001\u7a81\u7136\u9ebb\u9154\u85ac\u3092\u6253\u305f\u308c\u3066\u660f\u5012\u3057\u3001\u62c9\u81f4\u3055\u308c\u307e\u3059\u3002\u76ee\u3092\u899a\u307e\u3059\u3068\u3001\u4eca\u307e\u3067\u8a2a\u308c\u305f\u3053\u3068\u306e\u306a\u3044\u90e8\u5c4b\u306b\u76e3\u7981\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u90e8\u5c4b\u306b\u306f\u5916\u306e\u69d8\u5b50\u3092\u78ba\u8a8d\u3067\u304d\u308b\u7a93\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u72b6\u6cc1\u3067\u3042\u306a\u305f\u306f\u3001\u4ee5\u4e0b\u306e\u56f3\u306eA, B \u3069\u3061\u3089\u306e\u72b6\u6cc1\u306b\u7f6e\u304b\u308c\u3066\u3044\u308b\u304b\u3001\u5224\u65ad\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n

\"\"<\/p>\n

\u7b54\u3048\u306f\u300c\u3067\u304d\u306a\u3044\u300d\u3067\u3059\u3002\u3057\u304b\u3082\u3001\u4eee\u306b\u3042\u306a\u305f\u304c\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fc\u3092\u6301\u3063\u3066\u3044\u305f\u3068\u3057\u3066\u3082\u3001A, B\u3069\u3061\u3089\u3067\u3042\u308b\u304b\u3092\u77e5\u308b\u8853\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u306a\u305c\u306a\u3089\u3001\u305d\u3082\u305d\u3082\u91cd\u529b\u3068\u3044\u3046\u306e\u306f\u5b58\u5728\u3057\u3066\u3044\u306a\u3044\u304b\u3089\u3067\u3059\u3002<\/strong>\u3057\u305f\u304c\u3063\u3066\u3001A, B\u306f\u4e21\u65b9\u3068\u3082\u7269\u7406\u7684\u306b\u306f\u540c\u4e00\u306e\u4e8b\u8c61\u3067\u3059\u3002\uff08\u53b3\u5bc6\u306b\u306f\u3001\u78c1\u6c17\u3084\u653e\u5c04\u7dda\u306e\u30d1\u30bf\u30fc\u30f3\u304c\u5730\u7403\u4e0a\u3068\u5b87\u5b99\u7a7a\u9593\u3067\u306f\u7570\u306a\u308b\u306e\u3067\u3001\u305d\u308c\u3089\u3092\u6e2c\u5b9a\u3059\u308c\u3070\u5206\u304b\u308a\u307e\u3059\u304c\u3001\u4eca\u56de\u306f\u8003\u616e\u3057\u307e\u305b\u3093\u3002\uff09<\/p>\n

A\u306b\u306f\u91cd\u529b\u304c\u5b58\u5728\u3057\u3066\u3044\u3066\u3001B\u306b\u306f\u5b58\u5728\u3057\u3066\u3044\u306a\u3044\u3002\u305d\u3046\u611f\u3058\u3066\u3057\u307e\u3046\u306e\u304c\u4e00\u822c\u7684\u306a\u611f\u899a\u3067\u3059\u304c\u3001\u30de\u30af\u30ed\u306a\u7269\u7406\u73fe\u8c61\u3092\u3088\u308a\u6b63\u78ba\u306b\u5206\u6790\u3059\u308b\u3068\u3001\u5b9f\u306f\u9593\u9055\u3044\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u91cd\u529b\u3068\u3044\u3046\u306e\u306f\u3001\u6b63\u3057\u304f\u306f\u300c\u91cd\u529b\u5834\u306b\u3088\u3063\u3066\u7269\u4f53\u304c\u52d5\u304f\u969b\u306b\u898b\u3048\u308b\u3001\u898b\u304b\u3051\u306e\u529b\u300d\u306e\u3053\u3068\u8a00\u3044\u307e\u3059\u3002\u5730\u7403\u306e\u8fd1\u508d\u306e\u7269\u4f53\u306f\u3001\u91cd\u529b\u3092\u53d7\u3051\u30661G\u306e\u52a0\u901f\u5ea6\u3067\u5730\u7403\u306e\u4e2d\u5fc3\u306b\u843d\u4e0b\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u307e\u3059\u304c\u3001\u5b9f\u306f\u305d\u3046\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5730\u7403\u8fd1\u508d\u306e\u91cd\u529b\u5834\u306e\u4e2d\u3067\u9759\u6b62\u3057\u3066\u3044\u308b\u3001\u3068\u3044\u3046\u306e\u304c\u6b63\u3057\u3044\u306e\u3067\u3059\u3002\u4e00\u65b9\u3001\u5730\u8868\u306b\u7acb\u3063\u3066\u3044\u308b\u4eba\u3001\u307e\u305f\u306f\u673a\u306e\u4e0a\u306e\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fc\u306f\u3001\u5730\u9762\u304b\u3089\u529b\u3092\u53d7\u3051\u3066\u30011G\u306e\u52a0\u901f\u5ea6\u3067\u5e38\u306b\u52a0\u901f\u3057\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n

\u305d\u306e\u8a3c\u62e0\u306b\u3001\u81ea\u7531\u843d\u4e0b\u3057\u3066\u3044\u308b\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fc\u306f\u3001(acc_x, acc_y, acc_z) = (0, 0, 0) \u3092\u8a08\u6e2c\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u52d5\u753b\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n

https:\/\/blogs.mathworks.com\/japan-community\/files\/2020\/10\/microbit_video_2.mp4<\/a><\/video><\/div><\/p>\n

\u30ab\u30e1\u30e9\u306e\u753b\u89d2\u304c\u72ed\u304f\u3001\u843d\u4e0b\u306f\u4e00\u77ac\u3057\u304b\u6349\u3048\u3089\u308c\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u78ba\u304b\u306b0\u306b\u8fd1\u304f\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\u4e0d\u601d\u8b70\u306a\u8a71\u3067\u4e2d\u3005\u53d7\u3051\u5165\u308c\u3089\u308c\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u3053\u308c\u306f\u308c\u3063\u304d\u3068\u3057\u305f\u7269\u7406\u306e\u7406\u8ad6\u3067\u3059\u3002\u305d\u3046\u3001\u30a2\u30a4\u30f3\u30b7\u30e5\u30bf\u30a4\u30f3\u306e\u4e00\u822c\u76f8\u5bfe\u6027\u7406\u8ad6<\/strong>\u305d\u306e\u3082\u306e\u3067\u3059\u306d\u3002\u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u904b\u52d5\u65b9\u7a0b\u5f0f\u306f\u3001\u4e00\u822c\u76f8\u5bfe\u6027\u7406\u8ad6\u306e\u6e2c\u5730\u7dda\u306e\u65b9\u7a0b\u5f0f\u306e\u8fd1\u4f3c\u3067\u3059\u3002\u3088\u308a\u6b63\u3057\u304f\u306f\u3001\u6e2c\u5730\u7dda\u306e\u65b9\u7a0b\u5f0f\u3068\u91cd\u529b\u5834\u306e\u65b9\u7a0b\u5f0f\u304b\u3089\u7269\u7406\u73fe\u8c61\u3092\u6349\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u7d50\u5c40\u3001\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fc\u306f\u4f55\u3092\u6e2c\u3063\u3066\u3044\u308b\u306e\u304b<\/h1>\n

\u3082\u3061\u308d\u3093\u3001\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fc\u3092\u5de5\u5b66\u306e\u7528\u9014\u3067\u7528\u3044\u308b\u3053\u3068\u306b\u304a\u3044\u3066\u3001\u4e00\u822c\u76f8\u5bfe\u6027\u7406\u8ad6\u3092\u6271\u3048\u308b\u3088\u3046\u306b\u306a\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u306a\u305c\u306a\u3089\u3001\u6211\u3005\u304c\u6d3b\u52d5\u3057\u3066\u3044\u308b\u7a7a\u9593\u306b\u304a\u3044\u3066\u306f\u3001\u30cb\u30e5\u30fc\u30c8\u30f3\u529b\u5b66\u306f\u4e00\u822c\u76f8\u5bfe\u6027\u7406\u8ad6\u306e\u8fd1\u4f3c\u3068\u3057\u3066\u3001\u5341\u5206\u306b\u7cbe\u5ea6\u304c\u826f\u3044\u304b\u3089\u3067\u3059\u3002\uff08\u305d\u308c\u306b\u3001\u6e2c\u5730\u7dda\u30fb\u91cd\u529b\u5834\u306e\u65b9\u7a0b\u5f0f\u306e\u3088\u3046\u306a\u5927\u898f\u6a21\u306a\u8a08\u7b97\u306f\u3001\u3067\u304d\u308b\u9650\u308a\u907f\u3051\u305f\u3044\u3067\u3059\u3002\uff09\u305f\u3060\u3057\u3001\u91cd\u529b\u306e\u8a08\u6e2c\u306b\u95a2\u3059\u308b\u8b0e\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u4e00\u822c\u76f8\u5bfe\u6027\u7406\u8ad6\u306e\u6982\u5ff5\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u3063\u305f\u308f\u3051\u3067\u3059\u3002<\/p>\n

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 <\/p>\n","protected":false},"excerpt":{"rendered":"

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\u3053\u3093\u306b\u3061\u306f\u3002\u4eca\u56de\u306f\u3001\u4ee5\u524d\u300cSimulink Desktop-Real-Time\u306e\u5b9f\u529b\u300d\u3068\u3044\u3046\u30bf\u30a4\u30c8\u30eb\u3067\u8a18\u4e8b\u3092\u66f8\u3044\u3066\u3044\u305f\u3060\u3044\u305f “toshi | Simulink \u306e\u4e2d\u306e\u4eba”… read more >><\/a><\/p>\n","protected":false},"author":35,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[61],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/posts\/2163"}],"collection":[{"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/users\/35"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/comments?post=2163"}],"version-history":[{"count":7,"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/posts\/2163\/revisions"}],"predecessor-version":[{"id":4966,"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/posts\/2163\/revisions\/4966"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/media?parent=2163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/categories?post=2163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/japan-community\/wp-json\/wp\/v2\/tags?post=2163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}