{"id":67336,"date":"2023-12-16T10:53:06","date_gmt":"2023-12-16T02:53:06","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=67336"},"modified":"2023-12-16T10:53:06","modified_gmt":"2023-12-16T02:53:06","slug":"xzbzdxhglsbxxhm","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/67336.html","title":{"rendered":"\u4fe1\u566a\u6bd4\u4e2d\u7684\u4fe1\u53f7\u529f\u7387\u662f\u6ce2\u5f62\u4fe1\u53f7\u5417?"},"content":{"rendered":"<p>&emsp;&emsp;\u5728\u901a\u4fe1\u548c\u4fe1\u53f7\u5904\u7406\u9886\u57df\uff0c\u4eba\u4eec\u5e38\u8c08\u8bba\u4fe1\u566a\u6bd4\u3002\u4fe1\u53f7\u529f\u7387\u662f\u6ce2\u5f62\u4fe1\u53f7\u5417?\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n<h2 style=\"text-align: center;\">\u4fe1\u566a\u6bd4\u4e0e\u4fe1\u53f7\u529f\u7387<\/h2>\n<p>&emsp;&emsp;\u4fe1\u566a\u6bd4\uff08Signal-to-Noise Ratio\uff0cSNR\uff09\u662f\u4e00\u4e2a\u7528\u6765\u63cf\u8ff0\u4fe1\u53f7\u8d28\u91cf\u7684\u91cd\u8981\u6307\u6807\uff0c\u5b83\u662f\u4fe1\u53f7\u529f\u7387\u4e0e\u566a\u58f0\u529f\u7387\u4e4b\u6bd4\u3002\u5728\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u4fe1\u53f7\u529f\u7387\u8d8a\u5927\uff0c\u4fe1\u566a\u6bd4\u8d8a\u9ad8\uff0c\u8868\u793a\u4fe1\u53f7\u76f8\u5bf9\u4e8e\u566a\u58f0\u66f4\u5bb9\u6613\u88ab\u63d0\u53d6\u3002\u4f46\u662f\uff0c\u4fe1\u53f7\u529f\u7387\u7a76\u7adf\u662f\u6307\u4ec0\u4e48\uff0c\u5b83\u662f\u5426\u8868\u5f81\u4e86\u6ce2\u5f62\u4fe1\u53f7\uff1f<\/p>\n<h3>&emsp;&emsp;\u4fe1\u53f7\u529f\u7387\u7684\u7269\u7406\u610f\u4e49<\/h3>\n<p>&emsp;&emsp;\u4fe1\u53f7\u529f\u7387\u662f\u6307\u4fe1\u53f7\u5728\u5355\u4f4d\u65f6\u95f4\u5185\u4f20\u8f93\u7684\u80fd\u91cf\uff0c\u901a\u5e38\u7528\u4e8e\u63cf\u8ff0\u4fe1\u53f7\u7684\u5f3a\u5ea6\u3002\u5728\u6570\u5b57\u901a\u4fe1\u4e2d\uff0c\u4fe1\u53f7\u529f\u7387\u5e38\u88ab\u7528\u6765\u786e\u5b9a\u4f20\u8f93\u529f\u7387\u548c\u8c03\u5236\u53c2\u6570\u3002\u7136\u800c\uff0c\u4fe1\u53f7\u529f\u7387\u5e76\u4e0d\u4e00\u5b9a\u4ee3\u8868\u4fe1\u53f7\u7684\u6ce2\u5f62\u7279\u5f81\u3002<\/p>\n<h3>&emsp;&emsp;\u6ce2\u5f62\u4fe1\u53f7\u7684\u7279\u5f81<\/h3>\n<p>&emsp;&emsp;\u6ce2\u5f62\u4fe1\u53f7\u662f\u6307\u4fe1\u53f7\u968f\u7740\u65f6\u95f4\u53d8\u5316\u800c\u4ea7\u751f\u6ce2\u5f62\u7684\u7279\u6b8a\u5f62\u5f0f\uff0c\u4f8b\u5982\u6b63\u5f26\u6ce2\u3001\u65b9\u6ce2\u7b49\u3002\u6ce2\u5f62\u7279\u5f81\u53cd\u6620\u4e86\u4fe1\u53f7\u7684\u9891\u7387\u3001\u5e45\u5ea6\u548c\u76f8\u4f4d\u7b49\u4fe1\u606f\u3002\u800c\u4fe1\u53f7\u529f\u7387\u867d\u7136\u4e0e\u4fe1\u53f7\u5f3a\u5ea6\u76f8\u5173\uff0c\u4f46\u5e76\u6ca1\u6709\u76f4\u63a5\u53cd\u6620\u4fe1\u53f7\u7684\u6ce2\u5f62\u7279\u5f81\u3002<\/p>\n<h2 style=\"text-align: center;\">\u4fe1\u566a\u6bd4\u4e0e\u6ce2\u5f62\u4fe1\u53f7<\/h2>\n<p>&emsp;&emsp;\u5c06\u4fe1\u53f7\u529f\u7387\u4e0e\u6ce2\u5f62\u4fe1\u53f7\u8054\u7cfb\u8d77\u6765\uff0c\u6211\u4eec\u9700\u8981\u4e86\u89e3\u4fe1\u53f7\u529f\u7387\u4e0e\u4fe1\u566a\u6bd4\u7684\u5b9e\u9645\u5e94\u7528\uff0c\u4ee5\u53ca\u5b83\u4eec\u5bf9\u4e8e\u6ce2\u5f62\u4fe1\u53f7\u7684\u610f\u4e49\u3002<\/p>\n<h3>&emsp;&emsp;\u4fe1\u566a\u6bd4\u5728\u6ce2\u5f62\u4fe1\u53f7\u5904\u7406\u4e2d\u7684\u5e94\u7528<\/h3>\n<p>&emsp;&emsp;\u5728\u6570\u5b57\u4fe1\u53f7\u5904\u7406\u4e2d\uff0c\u4fe1\u566a\u6bd4\u5e38\u88ab\u7528\u4e8e\u8bc4\u4f30\u7cfb\u7edf\u7684\u6027\u80fd\u3002\u5728\u63a5\u6536\u7aef\uff0c\u901a\u8fc7\u4fe1\u566a\u6bd4\u53ef\u4ee5\u5224\u65ad\u4fe1\u53f7\u8d28\u91cf\uff0c\u8fdb\u800c\u5bf9\u4fe1\u53f7\u8fdb\u884c\u89e3\u8c03\u548c\u6062\u590d\u3002\u7136\u800c\uff0c\u5373\u4f7f<a href=\"https:\/\/www.techphant.cn\/tag\/xzb\" target=\"_blank\" rel=\"noopener\">\u4fe1\u566a\u6bd4<\/a>\u9ad8\uff0c\u4e5f\u5e76\u4e0d\u80fd\u4fdd\u8bc1\u4fe1\u53f7\u4e00\u5b9a\u662f\u6ce2\u5f62\u4fe1\u53f7\u3002<\/p>\n<h3>&emsp;&emsp;\u6ce2\u5f62\u4fe1\u53f7\u7684\u8bc6\u522b\u4e0e\u63d0\u53d6<\/h3>\n<p>&emsp;&emsp;\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5bf9\u4e8e\u6ce2\u5f62\u4fe1\u53f7\u7684\u8bc6\u522b\u548c\u63d0\u53d6\uff0c\u6211\u4eec\u66f4\u5173\u6ce8\u4fe1\u53f7\u7684\u9891\u7387\u7279\u5f81\u3001\u632f\u5e45\u53d8\u5316\u548c\u76f8\u4f4d\u53d8\u5316\uff0c\u800c\u4e0d\u662f\u5355\u7eaf\u5730\u4f9d\u8d56\u4fe1\u53f7\u529f\u7387\u3002\u56e0\u6b64\uff0c\u4fe1\u566a\u6bd4\u867d\u7136\u91cd\u8981\uff0c\u4f46\u5e76\u4e0d\u76f4\u63a5\u4ee3\u8868\u4fe1\u53f7\u662f\u5426\u662f\u6ce2\u5f62\u4fe1\u53f7\u3002<\/p>\n<h2 style=\"text-align: center;\">\u603b\u7ed3<\/h2>\n<p>&emsp;&emsp;<strong>\u7efc\u4e0a\u6240\u8ff0\uff0c\u4fe1\u566a\u6bd4\u4e2d\u7684\u4fe1\u53f7\u529f\u7387\u5e76\u975e\u76f4\u63a5\u4ee3\u8868\u6ce2\u5f62\u4fe1\u53f7\u3002<\/strong>\u8981\u5145\u5206\u4e86\u89e3\u4fe1\u566a\u6bd4\u4e0e\u6ce2\u5f62\u4fe1\u53f7\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u6211\u4eec\u9700\u8981\u6df1\u5165\u7406\u89e3\u4fe1\u53f7\u529f\u7387\u548c\u6ce2\u5f62\u7279\u5f81\u7684\u533a\u522b\uff0c\u5e76\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u6b63\u786e\u8bc4\u4f30\u548c\u5904\u7406\u4fe1\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u901a\u4fe1\u548c\u4fe1\u53f7\u5904\u7406\u9886\u57df\uff0c\u4eba\u4eec\u5e38\u8c08\u8bba\u4fe1\u566a\u6bd4\u3002\u4fe1\u53f7\u529f\u7387\u662f\u6ce2\u5f62\u4fe1\u53f7\u5417?\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8\u8fd9\u4e00\u95ee\u9898\u3002\u4fe1\u566a\u6bd4\u4e0e\u4fe1\u53f7\u529f\u7387\u4fe1\u566a\u6bd4\uff08Signal-to-NoiseRatio\uff0cSNR\uff09<\/p>\n","protected":false},"author":1,"featured_media":64231,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[185],"class_list":["post-67336","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-xzb"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/67336","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=67336"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/67336\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/64231"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=67336"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=67336"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=67336"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}