{"id":3389,"date":"2022-02-27T15:36:53","date_gmt":"2022-02-27T07:36:53","guid":{"rendered":"https:\/\/egonlin.com\/?p=3389"},"modified":"2022-02-27T15:37:34","modified_gmt":"2022-02-27T07:37:34","slug":"%e7%ac%ac%e5%8d%81%e4%b8%80%e7%af%87%ef%bc%9a%e7%ba%bf%e6%80%a7%e4%bb%a3%e6%95%b0-%e8%b7%9d%e7%a6%bb%e5%85%ac%e5%bc%8f%e6%b1%87%e6%80%bb","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=3389","title":{"rendered":"\u7b2c\u5341\u4e00\u7bc7\uff1a\u7ebf\u6027\u4ee3\u6570-\u8ddd\u79bb\u516c\u5f0f\u6c47\u603b"},"content":{"rendered":"<h1>\u8ddd\u79bb\u516c\u5f0f\u6c47\u603b<\/h1>\n<p>&emsp;&emsp;\u5047\u8bbe$n$\u7ef4\u7a7a\u95f4\u4e2d\u6709\u4e24\u4e2a\u70b9$x_i$\u548c$x_j$\uff0c\u5176\u4e2d$x_i = (x_i^{(1)},x_i^{(2)},\\cdots,x_i^{(n)})^T$\uff0c$x_j = (x_j^{(1)},x_j^{(2)},\\cdots,x_j^{(n)})^T$\u3002<\/p>\n<h1>\u6b27\u5f0f\u8ddd\u79bb<\/h1>\n<p>$$<br \/>\nd(x_i,x<em>j) = \\sqrt{\\sum<\/em>{l=1}^n|x_i^{(l)}-x_j^{(l)}|^2}<br \/>\n$$<br \/>\n&emsp;&emsp;\u5047\u8bbe\u4e8c\u7ef4\u5750\u6807\u8f74\u4e0a\u6709\u4e24\u4e2a\u70b9$(x_1,y_1)$\u548c$(x_2,y_2)$\uff0c\u5219\u8ddd\u79bb\u4e3a$\\sqrt{(x_1-x_2)^2+(y_1-y_2)^2}$<\/p>\n<h1>\u66fc\u54c8\u987f\u8ddd\u79bb<\/h1>\n<p>$$<br \/>\nd(x_i,x<em>j) = \\sum<\/em>{l=1}^n|x_i^{(l)}-x_j^{(l)}|<br \/>\n$$<\/p>\n<h1>\u95f5\u53ef\u592b\u65af\u57fa\u8ddd\u79bb\uff08Minkowski distance\uff09<\/h1>\n<p>$$<br \/>\nd(x_i,x<em>j) = \\sqrt[p]{\\sum<\/em>{l=1}^n(|x_i^{(l)}-x_j^{(l)}|)^p}<br \/>\n$$<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8ddd\u79bb\u516c\u5f0f\u6c47\u603b &emsp;&emsp;\u5047\u8bbe$n$\u7ef4\u7a7a\u95f4\u4e2d\u6709\u4e24\u4e2a\u70b9$x_i$\u548c$x_j$\uff0c\u5176\u4e2d$x_i = (x [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":3360,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[276,303,305],"tags":[],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/3389"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3389"}],"version-history":[{"count":0,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/3389\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/media\/3360"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}