{"id":12048,"date":"2023-01-30T17:07:21","date_gmt":"2023-01-30T09:07:21","guid":{"rendered":"http:\/\/139.9.1.231\/?p=12048"},"modified":"2023-01-30T17:07:23","modified_gmt":"2023-01-30T09:07:23","slug":"mip","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2023\/01\/30\/mip\/","title":{"rendered":"MIP \u9996\u6b21\u7528\u4e8e\u65b0\u89c6\u89d2\u5408\u6210"},"content":{"rendered":"\n

Stereo magnification:Learning view synthesis using multiplane images<\/a><\/p>\n\n\n\n

\u672c\u6587\u4e3b\u8981\u7814\u7a76\u65b0\u89c6\u89d2\u5408\u6210<\/strong>\u4efb\u52a1\u4e2d\u00a0Narrow-baseline Stereo Images Pairs<\/strong>\uff08\u5904\u4e8e\u540c\u4e00\u6c34\u5e73\u57fa\u7ebf\u7684\u5de6\u53f3\u89c6\u89d2\u56fe\u50cf\uff09\u8f93\u5165\u7684\u60c5\u51b5\u3002\u672c\u6587\u9996\u6b21\u63d0\u51fa\u4e86\u00a0Multiplane Images (MPI)<\/strong>\u00a0\u7684\u573a\u666f\u8868\u8fbe\u65b9\u5f0f\uff0c\u5176\u4f18\u70b9\u5728\u4e8e\uff1a<\/p>\n\n\n\n

  1. \u53ea\u9700\u7528\u7f51\u7edc\u9884\u6d4b\u4e00\u6b21 MPI \u7684\u573a\u666f\u8868\u8fbe\uff0c\u540e\u7eed\u5c31\u80fd\u91cd\u590d\u5229\u7528\u8be5 MPI \u6765\u751f\u6210\u591a\u4e2a\u4e0d\u540c\u89c6\u89d2\u4e0b\u7684\u56fe\u7247\uff1b<\/li>
  2. \u80fd\u591f\u6709\u6548\u83b7\u53d6\u672a\u51fa\u73b0\u5728 Stereo \u8f93\u5165\u56fe\u50cf\u4e2d\uff08\u88ab\u906e\u6321\uff09\u7684\u573a\u666f\u7ed3\u6784\u3002<\/li><\/ol>\n\n\n\n

    \u53e6\u5916\uff0c\u4e3a\u4e86\u8bad\u7ec3\u7f51\u7edc\uff0c\u672c\u6587\u8fd8\u63d0\u51fa\u4e86\u4e00\u79cd\u4f7f\u7528\u5728\u7ebf\u89c6\u9891\u6765\u751f\u6210\u8bad\u7ec3\u6570\u636e\u7684\u65b9\u6cd5<\/p>\n\n\n\n

    \u65b9\u6cd5\uff1a<\/h3>\n\n\n\n

    1.\u00a0MPI\u00a0\u573a\u666f\u8868\u8fbe<\/strong><\/p>\n\n\n\n

    MPI \u5305\u542b\u591a\u4e2a\u5e73\u9762\uff0c\u6bcf\u4e2a\u5e73\u9762\u00a0d \u7f16\u7801\u4e24\u79cd\u4fe1\u606f\uff1aRGB \u989c\u8272\u56fe\u50cf\u00a0C d\uff0c\u900f\u660e\u5ea6 Alpha \u56fe\u00a0\u03b1 d \u200b\uff0c\u56e0\u6b64\u6574\u4e2a MPI \u53ef\u8868\u793a\u4e3a RGBA \u56fe\u50cf\u7684\u96c6\u5408\uff0c\u5373\u00a0{ ( C 1 , \u03b1 1 ) , . . . , ( C D , \u03b1 D ) }\uff0c\u5176\u4e2d\u00a0D \u8868\u793a\u5e73\u9762\u7684\u6570\u91cf\uff08\u4f5c\u8005\u6700\u7ec8\u91c7\u7528\u4e86 32 \u4e2a\u5e73\u9762\uff09\u3002<\/p>\n\n\n\n

    \"\"
    MPI <\/figcaption><\/figure><\/div>\n\n\n\n

    2. MPI \u7f51\u7edc\u5b66\u4e60<\/strong><\/p>\n\n\n\n

    \"\"<\/figure>\n\n\n\n

    \u6a21\u578b\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\uff0c\u8f93\u5165\u4e3a(I1\u200b,I2\u200b,c1\u200b,c2\u200b)\uff0cground truth \u4e3a(It\u200b,ct\u200b)\uff0c\u5176\u4e2d\u00a0I\u00a0\u8868\u793a\u56fe\u50cf\uff0cci\u200b=(pi\u200b,ki\u200b)\uff0cpi\u200b\u00a0\u8868\u793a\u76f8\u673a\u5916\u53c2\uff0cki\u200b\u00a0\u8868\u793a\u76f8\u673a\u5185\u53c2\u3002\u76ee\u6807\u662f\u5b66\u4e60\u4e00\u4e2a MPI \u8868\u8fbe\u7f51\u7edc\u00a0f \u03b8 ( \u22c5 ) \uff0c\u4ee5(I1\u200b,I2\u200b,c1\u200b,c2\u200b)\u00a0\u4f5c\u4e3a\u8f93\u5165\uff0c\u63a8\u65ad\u51fa MPI \u7684\u573a\u666f\u8868\u8fbe\uff0c\u5e76\u91cd\u5efa\u51fa\u00a0ct\u200b\u00a0\u76f8\u673a\u53c2\u6570\u4e0b\u7684\u76ee\u6807\u56fe\u50cf\u00a0It\u200b\u00a0\u3002<\/p>\n\n\n\n

    \u7f51\u7edc\u8f93\u5165<\/strong>\uff1a\u4e0b\u9762\u5047\u8bbe\u00a0I1\u200b\u00a0\u4e3a Reference Source\uff0cI2\u200b\u00a0\u4e3a Second Source\uff0c\u4e3a\u4e86\u5c06\u00a0I2\u200b\u00a0\u7684\u4f4d\u59ff\u4fe1\u606f\u5d4c\u5165\u5230I1\u200b\u00a0\u4e2d\uff0c\u4f5c\u8005\u5148\u8ba1\u7b97\u4e86\u4e00\u4e2a Plane Sweep Volume (PSV)\uff0c\u5373\u5c06\u00a0I2\u200b\u00a0\u6295\u5f71\u5230I1\u200b\u00a0\u7684\u4e0d\u540c\u6df1\u5ea6\u5e73\u9762\u4e0a\uff08\u7531\u4e8e\u8fd9\u91cc\u91c7\u7528 Stereo \u56fe\u50cf\u8f93\u5165\uff0cI1\u200b\u00a0\u548c\u00a0I2\u200b\u00a0\u4f4d\u4e8e\u540c\u4e00\u6c34\u5e73\u57fa\u7ebf\u4e0a\uff0c\u6545\u53ea\u9700\u5c06I2\u200b\u00a0\u505a\u4e0d\u540c\u7a0b\u5ea6\u7684\u6c34\u5e73\u504f\u79fb\u5373\u53ef\u5f97\u5230 PSV\u3002\u548c Stereo Depth Estimation \u4efb\u52a1\u4e2d\u7684 Cost Volume \u7c7b\u4f3c\uff09\u3002\u4e4b\u540e\u5c06I2\u200b\u00a0\u7684 PSV \u548cI1\u200b\u00a0concat \u5230\u4e00\u8d77\u4f5c\u4e3a\u7f51\u7edc\u7684\u8f93\u5165\uff0c\u8f93\u5165\u7684\u5c3a\u5ea6\u4e3a\u00a0H \u00d7 W \u00d7 3 ( D + 1 )\u3002<\/p>\n\n\n\n

    \u7f51\u7edc\u8f93\u51fa<\/strong>\uff1a\u4f5c\u8005\u8ba4\u4e3a\u5982\u679c\u8ba9\u7f51\u7edc\u56de\u5f52\u51fa\u6bcf\u4e2a\u5e73\u9762\u5bf9\u5e94\u7684 RGBA \u56db\u4e2a\u901a\u9053\uff0c\u7f51\u7edc\u8f93\u51fa\u7684\u901a\u9053\u6570\u592a\u591a\uff0c\u5bf9\u4e8e\u7f51\u7edc\u7684\u5b66\u4e60\u592a\u8fc7\u56f0\u96be\uff0c\u56e0\u6b64\uff0c\u4f5c\u8005\u91c7\u7528\u4e86\u4e00\u79cd\u7b80\u5355\u6709\u6548\u7684\u505a\u6cd5\uff0c\u5373\u5c06\u6bcf\u4e2a\u5e73\u9762\u7684 RGB \u770b\u4f5c\u662f\u53c2\u8003\u56fe\u00a0I1\u200b\u00a0\u548c\u4e00\u5f20\u7edf\u4e00\u80cc\u666f\u56fe\u00a0I^b\u200b\u00a0\u7684\u52a0\u6743\u5e73\u5747\uff1a<\/p>\n\n\n\n

    \"\"<\/figure><\/div>\n\n\n\n

    \u76f4\u89c2\u5730\u6765\u8bf4\uff0c\u5bf9\u4e8e\u524d\u666f\u5185\u5bb9\u5360\u4e3b\u5bfc\u7684\u9644\u8fd1\u7684\u5e73\u9762\uff0cI1\u200b\u00a0\u5c06\u5360\u6709\u66f4\u9ad8\u7684\u6743\u91cd\uff0c\u800c\u00a0I ^ b\u200b\u00a0\u7528\u4e8e\u6355\u6349\u5728\u53c2\u8003\u89c6\u56fe\u4e2d\u88ab\u906e\u6321\u7684\u8868\u9762<\/p>\n\n\n\n

    \u90a3\u4e48\u7f51\u7edc\u4ec5\u9700\u8981\u56de\u5f52\u51fa\u4e00\u5f20\u80cc\u666f\u56feI^b\u200b\uff0c\u6bcf\u4e2a\u5e73\u9762\u7684\u878d\u5408\u6982\u7387\u00a0wd\u200b\uff0c\u4ee5\u53ca\u900f\u660e\u5ea6\u03b1d\u200b\uff0c\u5c31\u80fd\u591f\u83b7\u5f97\u5b8c\u6574\u7684 MPI \u8868\u8fbe\u4e86\u3002\u603b\u4f53\u800c\u8a00\uff0c\u539f\u672c\u8f93\u51fa\u7684\u5c3a\u5bf8\u4e3a\u00a0WH\u22c54D\uff0c\u5728\u7ecf\u8fc7\u8c03\u6574\u4e4b\u540e\uff0c\u53d8\u4e3aWH\u22c5(2D+3)\u00a0\u3002<\/p>\n\n\n\n

    \u00a03\u3001\u4f7f\u7528MPIs\u8fdb\u884c\u53ef\u5fae\u89c6\u56fe\u5408\u6210<\/strong><\/p>\n\n\n\n

    \u7ed9\u5b9a\u5173\u4e8e\u4e00\u4e2a\u53c2\u8003\u5e27\u7684IMPI\u00a0\u8868\u793a\uff0c\u6211\u4eec\u80fd\u591f\u901a\u8fc7\u5bf9\u6bcf\u4e2a\u5e73\u9762\u7684RGBA\u56fe\u50cf\u5e94\u7528\u5e73\u9762\u53d8\u6362(\u9006\u5355\u5e94\u6027)\uff0c\u5e76\u5c06\u5df2\u8f6c\u6362\u7684\u56fe\u50cf\u6309\u524d\u540e\u987a\u5e8f\u7ec4\u5408\u6210\u5355\u4e2a\u56fe\u50cf\u7684\u963f\u5c14\u6cd5\u7ec4\u5408\uff0c\u6700\u7ec8\u5408\u6210\u5f97\u5230\u4e00\u4e2a\u65b0\u5947\u89c6\u56feI^t\u200b\u3002<\/p>\n\n\n\n

    \u5e73\u9762\u53d8\u6362\u548c\u963f\u5c14\u6cd5\u7ec4\u5408\u90fd\u662f\u53ef\u5fae\u7684\uff0c\u56e0\u6b64\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u878d\u5165\u5230\u5b66\u4e60\u6d41\u7a0b\u7684\u5176\u4f59\u90e8\u5206\u4e2d<\/strong>\u3002<\/p>\n\n\n\n

    \"\"<\/figure>\n\n\n\n

    4. \u635f\u5931\u51fd\u6570<\/strong><\/p>\n\n\n\n

    \"\"<\/figure>\n\n\n\n

    \u7ed3\u679c\u5c55\u793a\uff1a<\/h4>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
    \"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"

    Stereo magnification:Learning view synthesis using mult … \u7ee7\u7eed\u9605\u8bfbMIP \u9996\u6b21\u7528\u4e8e\u65b0\u89c6\u89d2\u5408\u6210<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,35],"tags":[],"_links":{"self":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/12048"}],"collection":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/comments?post=12048"}],"version-history":[{"count":65,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/12048\/revisions"}],"predecessor-version":[{"id":12123,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/12048\/revisions\/12123"}],"wp:attachment":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/media?parent=12048"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/categories?post=12048"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/tags?post=12048"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}