{"id":8998,"date":"2026-09-28T16:06:05","date_gmt":"2026-09-28T14:06:05","guid":{"rendered":"https:\/\/sevana.biz\/?p=8998"},"modified":"2026-09-28T16:06:15","modified_gmt":"2026-09-28T14:06:15","slug":"pvqa-1-9-zh","status":"publish","type":"post","link":"https:\/\/sevana.biz\/zh-hans\/2026\/09\/28\/pvqa-1-9-zh\/","title":{"rendered":"PVQA 1.9 \u53d1\u5e03"},"content":{"rendered":"

PVQA 1.9 \u53d1\u5e03\u3002\u6211\u4eec\u5728\u4e24\u4e2a\u516c\u5f00 MOS \u8bed\u6599\u5e93\u4e0a\u5c06\u5b83\u4e0e ViSQOL \u505a\u4e86\u5bf9\u6bd4\u3002\u6570\u636e\u5982\u4e0b\u3002<\/p>\n

<\/p>\n

\u65b9\u6cd5\uff1a<\/strong>\u4ece\u6bcf\u4e2a\u8bed\u6599\u5e93\u53d6\u97f3\u9891\u7247\u6bb5\uff0c\u7528 ViSQOL \u548c PVQA<\/a> \u5206\u522b\u8ba1\u7b97\u6bcf\u4e2a\u7247\u6bb5\u7684 MOS\uff0c\u518d\u5c06\u9884\u6d4b MOS \u4e0e\u8bed\u6599\u5e93\u7684\u4e3b\u89c2 MOS \u8bc4\u5206\u8fdb\u884c\u6bd4\u8f83\u3002<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n
\u8bed\u6599\u5e93<\/th>\n\u7247\u6bb5\u6570<\/th>\n\u65b9\u6cd5<\/th>\nr<\/th>\nrho<\/th>\n\u5728 \u00b10.5 MOS \u5185<\/th>\n<\/tr>\n<\/thead>\n
NISQA<\/td>\n1,200<\/td>\nViSQOL<\/td>\n0.69<\/td>\n0.64<\/td>\n48%<\/td>\n<\/tr>\n
PVQA<\/td>\n0.71<\/td>\n0.70<\/td>\n55%<\/td>\n<\/tr>\n
TCD-VoIP<\/td>\n384<\/td>\nViSQOL<\/td>\n0.82<\/td>\n0.82<\/td>\n68%<\/td>\n<\/tr>\n
PVQA<\/td>\n0.91<\/td>\n0.91<\/td>\n73%<\/td>\n<\/tr>\n
both<\/td>\n1,584<\/td>\nViSQOL<\/td>\n0.74<\/td>\n0.73<\/td>\n53%<\/td>\n<\/tr>\n
PVQA<\/td>\n0.78<\/td>\n0.78<\/td>\n59%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

r \u4e3a Pearson \u76f8\u5173\uff0crho \u4e3a Spearman \u76f8\u5173\uff0c“\u5728 \u00b10.5 \u5185” \u6307\u9884\u6d4b MOS \u843d\u5728\u8bed\u6599\u5e93\u4e3b\u89c2\u8bc4\u5206 ±0.5 \u4e4b\u5185\u7684\u7247\u6bb5\u5360\u6bd4\u3002<\/em><\/p>\n

\u5728\u5168\u90e8\u4e09\u7ec4\u6570\u636e\u4e0a\uff0cPVQA \u5728 r\u3001rho \u4e0e\u300c\u5728 \u00b10.5 \u5185\u300d\u4e09\u9879\u6307\u6807\u4e0a\u5747\u9886\u5148 ViSQOL\u3002\u5dee\u8ddd\u6700\u5927\u7684\u662f TCD-VoIP\uff1ar \u4ece 0.82 \u63d0\u5347\u5230 0.91\uff0c\u843d\u5728 \u00b10.5 MOS \u5185\u7684\u7247\u6bb5\u5360\u6bd4\u4ece 68% \u63d0\u5347\u5230 73%\u3002TCD-VoIP \u56f4\u7ed5\u771f\u5b9e VoIP \u635f\u4f24\uff08\u4e22\u5305\u3001\u6296\u52a8\u3001\u7f16\u89e3\u7801\u5668\u4f2a\u5f71\uff09\u6784\u5efa\uff0c\u800c\u8fd9\u6b63\u662f\u901a\u8bdd\u8d28\u91cf\u5206\u6790\u5668\u771f\u6b63\u53d1\u6325\u4ef7\u503c\u4e4b\u5904\u3002<\/p>\n

NISQA \u66f4\u96be\uff1a\u6761\u4ef6\u6df7\u6742\u3001\u80cc\u666f\u566a\u58f0\u3001\u8bf4\u8bdd\u4eba\u4f17\u591a\u3001\u5f55\u97f3\u591a\u6837\u3002\u6574\u4e2a\u884c\u4e1a\u5728\u8be5\u8bed\u6599\u5e93\u4e0a\u90fd\u4f4e\u4e8e 0.75\u3002PVQA \u5728 r\u3001rho \u4e0e\u300c\u5728 \u00b10.5 \u5185\u300d\u4e0a\u4ecd\u7136\u80dc\u51fa\uff0c\u53ea\u662f\u4f18\u52bf\u5e45\u5ea6\u66f4\u5c0f\u3002<\/p>\n

\u4e24\u4e2a\u8bed\u6599\u5e93\u5747\u4e3a\u516c\u5f00\u6570\u636e\uff0c\u6ca1\u6709\u7cbe\u6311\u7ec6\u9009\u7684\u6d4b\u8bd5\u96c6\u3002\u4efb\u4f55\u4eba\u90fd\u53ef\u4ee5\u91cd\u8dd1\u8fd9\u4e00\u5bf9\u6bd4\u3002<\/p>\n

PVQA<\/a> \u662f Sevana \u7684\u975e\u4fb5\u5165\u5f0f\u611f\u77e5\u8bed\u97f3\u8d28\u91cf\u5206\u6790\u5668\u3002\u8be6\u60c5\u8bf7\u8054\u7cfb\uff1ainfo@sevana.biz<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

PVQA 1.9 \u5728\u4e24\u4e2a\u516c\u5f00 MOS \u8bed\u6599\u5e93\uff08NISQA\u3001TCD-VoIP\uff09\u4e0a\u5bf9\u6bd4 ViSQOL\uff1a\u5728 Pearson r\u3001Spearman rho \u4e0e\u300c\u00b10.5 MOS \u5185\u7247\u6bb5\u5360\u6bd4\u300d\u4e09\u9879\u4e0a\uff0cPVQA \u5728\u5168\u90e8\u4e09\u7ec4\u6570\u636e\u4e0a\u5747\u9886\u5148\uff0cTCD-VoIP \u5dee\u8ddd\u6700\u5927\uff08r \u4ece 0.82 \u5230 0.91\uff09\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[100,77,98,99,79,104],"tags":[144],"class_list":["post-8998","post","type-post","status-publish","format-standard","hentry","category-pvqa-zh","category-77","category-98","category-99","category-79","category-104","tag-mos-zh"],"yoast_head":"\nPVQA 1.9 \u53d1\u5e03 - Sevana<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sevana.biz\/zh-hans\/2026\/09\/28\/pvqa-1-9-zh\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PVQA 1.9 \u53d1\u5e03 - 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