{"id":873,"date":"2015-12-16T13:58:00","date_gmt":"2015-12-16T05:58:00","guid":{"rendered":"http:\/\/magicalbits.net\/?p=873"},"modified":"2015-12-16T13:58:00","modified_gmt":"2015-12-16T05:58:00","slug":"%e5%9f%ba%e6%96%bc-least-squares-%e5%ae%a4%e5%85%a7%e5%ae%9a%e4%bd%8d%e6%96%b9%e6%b3%95-kitsprout","status":"publish","type":"post","link":"https:\/\/magicalbits.net\/?p=873","title":{"rendered":"\u57fa\u65bc Least Squares \u5ba4\u5167\u5b9a\u4f4d\u65b9\u6cd5 \u00ab KitSprout"},"content":{"rendered":"<blockquote><p><a href=\"http:\/\/kitsprout.logdown.com\/posts\/350160\"><img decoding=\"async\" class=\"alignnone size-full\" src=\"http:\/\/magicalbits.net\/wp-content\/uploads\/2015\/12\/tr-posi.png\" alt=\"\" \/><\/a><\/p><\/blockquote>\n<blockquote><p>\u5ba4\u5167\u5b9a\u4f4d\u662f\u6211\u7684\u78a9\u58eb\u7814\u7a76\u984c\u76ee\uff0c\u76ee\u524d\u4e3b\u8981\u662f\u4f7f\u7528\u85cd\u7259 4.0\uff08Bluetooth Low Energy, BLE\uff09\u88dd\u7f6e\u6293\u53d6\u63a5\u6536\u7684\u8a0a\u865f\u5f37\u5ea6\u4f86\u5be6\u73fe\u5ba4\u5167\u5b9a\u4f4d\u7684\u529f\u80fd\uff0c\u70ba\u4ec0\u9ebc\u6211\u6703\u9078\u64c7 BLE \u800c\u4e0d\u4f7f\u7528 Zigbee \u662f\u6216 WI-FI \u5462\uff1f\u5176\u5be6\u5728\u5de5\u696d\u4e0a\u56e0\u70ba Zigbee \u7684\u7d44\u7db2\u80fd\u529b\u5177\u6709\u5f88\u5927\u7684\u512a\u52e2\uff0c\u9019\u9ede\u662f BLE \u7121\u6cd5\u6bd4\u8f03\u7684\uff0c\u4f46 Bluetooth \u5728\u6c11\u9593\u666e\u53ca\u7a0b\u5ea6\u9060\u9ad8\u65bc Zigbee\uff08\u5f9e Nokia \u6642\u4ee3\u624b\u6a5f\u4e0a\u5c31\u6709 Bluetooth \u4e86\uff09\uff0c\u529f\u8017\u4e0a\u4e5f\u9060\u4f4e\u65bc WI-FI\uff0c\u52a0\u4e0a Nrdic nRF51 \u7cfb\u5217\u7684\u51fa\u73fe\uff0c\u56e0\u63a1\u7528 ARM CrtexM0\uff0c\u652f\u63f4\u5df2\u7d93\u7fd2\u6163\u7684 Keil MDK \u958b\u767c\u74b0\u5883\uff0c\u6240\u4ee5\u5c31\u679c\u65b7\u9078\u64c7\u85cd\u7259\u9663\u71df\u4e86\uff0c\u76f8\u4fe1\u5728 BLE \u4e4b\u5f8c\uff0c\u85cd\u7259\u4ecd\u6703\u4e0d\u65b7\u7684\u58ef\u5927\u963f\u3002<\/p><\/blockquote>\n<p>Indoor positioning.<\/p>\n<p>Source: <em><a href=\"http:\/\/kitsprout.logdown.com\/posts\/350160\">\u57fa\u65bc Least Squares \u5ba4\u5167\u5b9a\u4f4d\u65b9\u6cd5 \u00ab KitSprout<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5ba4\u5167\u5b9a\u4f4d\u662f\u6211\u7684\u78a9\u58eb\u7814\u7a76\u984c\u76ee\uff0c\u76ee\u524d\u4e3b\u8981\u662f\u4f7f\u7528\u85cd\u7259 4.0\uff08Bluetooth Low Energy, BLE\uff09\u88dd\u7f6e\u6293\u53d6\u63a5\u6536\u7684\u8a0a\u865f\u5f37\u5ea6\u4f86\u5be6\u73fe\u5ba4\u5167\u5b9a\u4f4d\u7684\u529f\u80fd\uff0c\u70ba\u4ec0\u9ebc\u6211\u6703\u9078\u64c7 BLE \u800c\u4e0d\u4f7f\u7528 Zigbee \u662f\u6216 WI-FI \u5462\uff1f\u5176\u5be6\u5728\u5de5\u696d\u4e0a\u56e0\u70ba Zigbee \u7684\u7d44\u7db2\u80fd\u529b\u5177\u6709\u5f88\u5927\u7684\u512a\u52e2\uff0c\u9019\u9ede\u662f BLE \u7121\u6cd5\u6bd4\u8f03\u7684\uff0c\u4f46 Bluetooth \u5728\u6c11\u9593\u666e\u53ca\u7a0b\u5ea6\u9060\u9ad8\u65bc Zigbee\uff08\u5f9e Nokia \u6642\u4ee3\u624b\u6a5f\u4e0a\u5c31\u6709 Bluetooth \u4e86\uff09\uff0c\u529f\u8017\u4e0a\u4e5f\u9060\u4f4e\u65bc WI-FI\uff0c\u52a0\u4e0a Nrdic nRF51 \u7cfb\u5217\u7684\u51fa\u73fe\uff0c\u56e0\u63a1\u7528 ARM CrtexM0\uff0c\u652f\u63f4\u5df2\u7d93\u7fd2\u6163\u7684 Keil MDK \u958b\u767c\u74b0\u5883\uff0c\u6240\u4ee5\u5c31\u679c\u65b7\u9078\u64c7\u85cd\u7259\u9663\u71df\u4e86\uff0c\u76f8\u4fe1\u5728 BLE \u4e4b\u5f8c\uff0c\u85cd\u7259\u4ecd\u6703\u4e0d\u65b7\u7684\u58ef\u5927\u963f\u3002 Indoor positioning. Source: \u57fa\u65bc Least Squares \u5ba4\u5167\u5b9a\u4f4d\u65b9\u6cd5 \u00ab KitSprout<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ep_exclude_from_search":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-873","post","type-post","status-publish","format-standard","hentry","category-uncategorised"],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/magicalbits.net\/index.php?rest_route=\/wp\/v2\/posts\/873","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/magicalbits.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/magicalbits.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/magicalbits.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/magicalbits.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=873"}],"version-history":[{"count":1,"href":"https:\/\/magicalbits.net\/index.php?rest_route=\/wp\/v2\/posts\/873\/revisions"}],"predecessor-version":[{"id":875,"href":"https:\/\/magicalbits.net\/index.php?rest_route=\/wp\/v2\/posts\/873\/revisions\/875"}],"wp:attachment":[{"href":"https:\/\/magicalbits.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/magicalbits.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/magicalbits.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}