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\u5229\u7528TMI\u5fae\u6ce2\u9891\u9053\u53cd\u6f14\u6d77\u4e0a\u98b1\u98a8\u5b9a\u91cf\u964d\u6c34\u4e4b\u7814\u7a76<\/p>\n\n\n\n

\u9673\u842c\u91d11<\/sup> \u80e1\u4ec1\u57fa1<\/sup> \u5289\u632f\u69ae2<\/sup> \u5f35\u8302\u82081<\/sup><\/p>\n\n\n\n

1<\/sup>\u570b\u9632\u5927\u5b78\u4e2d\u6b63\u7406\u5de5\u5b78\u9662\u61c9\u7528\u7269\u7406\u7cfb
2<\/sup>\u570b\u7acb\u4e2d\u592e\u5927\u5b78\u592a\u7a7a\u66a8\u9059\u6e2c\u4e2d\u5fc3<\/p>\n\n\n\n

(\u4e2d\u83ef\u6c11\u570b\u4e5d\u5341\u56db\u5e74\u4e03\u6708\u4e8c\u5341\u65e5\u6536\u641e\uff1b\u4e2d\u83ef\u6c11\u570b\u4e5d\u5341\u4e94\u5e74\u4e8c\u6708\u516d\u65e5\u5b9a\u7a3f)<\/p>\n\n\n\n

\u6458\u8981<\/p>\n\n\n\n

\u3000\u3000\u672c\u7814\u7a76\u4e4b\u76ee\u7684\u662f\u91dd\u5c0d\u98b1\u98a8\u964d\u6c34\u6240\u5c0e\u81f4\u7684\u707d\u5bb3,\u4f7f\u7528 1998~2004 \u5e74 TRMM (Tropical Rainfall Measuring Mission)\u885b\u661f\u4e0a\u7684TMI (TRMM Microwave Imager)\u5fae\u6ce2\u8cc7\u6599\u53ca\u65e5\u672c\u5bae\u53e4\u5cf6\u9644\u8fd1\u5341\u4e00\u500b\u5cf6\u5dbc\u6e2c\u7ad9\u4e4b\u5730\u9762\u89c0\u6e2c\u964d\u96e8\u91cf\u8cc7\u6599,\u4ee5\u7d71\u8a08\u6cd5\u5efa\u7acb\u591a\u983b\u9053\u7dda\u6027\u8ff4\u6b78\u65b9\u7a0b\u5f0f,\u4f30\u7b97\u6d77\u4e0a\u98b1\u98a8\u4e4b\u5b9a\u91cf\u964d\u6c34\u3002\u9996\u5148,\u7814\u7a76\u6b65\u9a5f\u662f\u65bc\u98b1\u98a8\u671f\u9593\u904b\u7528 Ferraro et al. (1994)\u6240\u767c\u5c55\u4e4bSI (Scattering Index)\u6cd5\u53ca Chen and Li (2000)\u4e4bTC(Threshold Check)\u6cd5\u7d50\u5408\u800c\u6210\u7684CC (Combination Check)\u6cd5,\u9032\u884c\u964d\u96e8\u5340\u8fa8\u8b58,\u5340\u5206\u885b\u661f\u89c0\u6e2c\u503c\u7232\u6709\u96e8\u53ca\u7121\u96e8\u5340,\u9032\u800c\u5c07\u6709\u96e8\u5340\u7684\u8cc7\u6599\u5206\u5225\u4f30\u7b97\u51fa\u5c0d\u6d41\u53ca\u5c64\u72c0\u7684\u964d\u96e8\u5f37\u5ea6\u3002\u7814\u7a76\u7d50\u679c\u986f\u793a,\u5728\u885b\u661f\u89c0\u6e2c\u503c\u5206\u8fa8\u70ba\u6709\u96e8\u53ca\u7121\u96e8\u7684\u6574\u9ad4\u6210\u529f\u8fa8\u8b58\u7387,2002~2004 \u5e74\u5206\u5225\u70ba99.4%\u3001100%\u53ca100%\u3002\u5728\u5b9a\u91cf\u9a57\u8b49\u65b9\u9762,\u53cd\u6f14\u4e4b\u964d\u96e8\u5f37\u5ea6\u8207\u5cf6\u5dbc\u6e2c\u7ad9\u964d\u96e8\u89c0\u6e2c\u503c\u4e4b\u9593\u76f8\u95dc\u4fc2\u6578\u7d04\u70ba0.74,\u5747\u65b9\u6839\u8aa4\u5dee\u70ba3.75mm\/hr\u3002\u6b64\u5916,\u5c0d\u5f31\u964d\u6c34\u5929\u6c23\u7cfb\u7d71\u800c\u8a00,\u885b\u661f\u53cd\u6f14\u5024\u6709\u9ad8\u4f30\u7684\u73fe\u8c61;\u53cd\u4e4b,\u5c0d\u5f37\u964d\u6c34\u7cfb\u7d71,\u885b\u661f\u53cd\u6f14\u503c\u5247\u6709\u666e\u904d\u4f4e\u4f30\u7684\u73fe\u8c61,\u5176\u4e3b\u8981\u539f\u56e0\u70ba\u8996\u5834(field of view)\u5167\u964d\u96e8\u5206\u4f48\u4e0d\u5747\u6240\u9020\u6210\u3002\u56e0\u6b64,\u672c\u7814\u7a76\u63a1\u7528TRMM\u885b\u661f\u4e0a\u4e4bVIRS (Visible Infrared Scanner)\u9ad8\u89e3\u6790\u5ea6\u7d05\u5916\u7dda\u983b\u9053,\u4ee5\u76e3\u7763\u5f0f\u5206\u985e(Supervised Classification)\u65b9\u6cd5\u53bb\u9664\u964d\u96e8\u5206\u4f48\u4e0d\u5747\u52fb\u7684\u5339\u914d\u8cc7\u6599,\u4ee5\u964d \u4f4e\u53cd\u6f14\u8aa4\u5dee\u3002
\u3000\u3000\u672c\u7814\u7a76\u7d50\u679c\u4ea6\u8207GPROF (Goddard Profiling Algorithm) 2A12\u7269\u7406\u6cd5\u8fd1\u5730\u9762\u964d\u96e8\u53cd\u6f14\u503c\u4ee5\u53caChen and Li(2000)\u65bc\u6885\u96e8\u671f\u4e2d\u5c3a\u5ea6\u5c0d\u6d41\u7cfb\u7d71\u964d\u96e8\u5f37\u5ea6\u8ff4\u6b78\u5f0f\u53cd\u6f14\u503c\u6bd4\u8f03,\u7d50\u679c\u986f\u793a\u7686\u512a\u65bc\u4ee5\u4e0a\u5169\u7a2e\u65b9\u6cd5,\u986f\u898b GPROF \u8fd1\u5730\u9762\u964d\u96e8\u53cd\u6f14\u503c\u76ee\u524d\u50c5\u9069\u5408\u65bc\u5168\u7403\u5c3a\u5ea6,\u5c0d\u65bc\u5340\u57df\u6027\u4e4b\u964d\u6c34\u4f30\u7b97\u4ecd\u6709\u4e0d\u8db3\u4e4b\u8655\u3002\u540c\u6642,\u767c\u73fe\u4e0d\u540c\u5b63\u7bc0\u6642\u671f\u6240\u5efa\u7acb\u7684\u53cd\u6f14\u8ff4\u6b78\u5f0f,\u50c5\u9069\u7528\u65bc\u8a72\u5b63\u7bc0\u7684\u5929\u6c23\u7cfb\u7d71\u4f7f\u7528\u3002\u56e0\u6b64,\u5c0d\u65bc\u98b1\u98a8\u53ca\u6885\u96e8\u5929\u6c23\u7cfb\u7d71\u5fc5\u9808\u5404\u81ea\u5efa\u7acb\u5176\u95dc\u4fc2\u5f0f\u3002\u70ba\u4e86\u589e\u52a0\u885b\u661f\u964d\u6c34\u53cd\u6f14\u7684\u6642\u9593\u53ca\u7a7a\u9593\u89e3\u6790\u5ea6,\u672c\u7814\u7a76\u672a\u4f86\u5c07\u589e\u52a0AQUA\u885b\u661f\u7684AMSR-E(Advanced Microwave Scanning Radiometer-EOS)\u53caNOAA (National Oceanic and Atmospheric Administration)\u885b\u661f\u7684AMSU (Advanced Microwave Sounding\u00a0Unit)\u5fae\u6ce2\u8cc7\u6599,\u4ee5\u5229\u63d0\u5347\u885b\u661f\u964d\u6c34\u53cd\u6f14\u7684\u5be6\u7528\u6027\u3002<\/p>\n\n\n\n

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