摘要: PESQ:SQI()ITU G.107 E模型STI:Speech Transmission Index, shortSTIis a measure of speech transmission quality. The absolute measurement ofspeech intelligibilityis a complex science. The STI measures some physical characteristics of a transmission channel (a room, electro-acoustic equipment, telephone li 阅读全文
posted @ 2012-01-10 11:22 杭州桓泽 阅读(461) 评论(0) 推荐(0) 编辑
摘要: http://www.opticom.de/download/STATEO1.PDF语音音质评估软件说明OPERA™ Voice Quality Analysishttp://www.opticom.de/products/voice-quality-testing.html 阅读全文
posted @ 2012-01-10 11:15 杭州桓泽 阅读(198) 评论(0) 推荐(0) 编辑
摘要: 德国http://www.opticom.dehttp://www.head-acoustics.de 阅读全文
posted @ 2012-01-10 11:13 杭州桓泽 阅读(187) 评论(0) 推荐(0) 编辑
摘要: What is "POLQA"?POLQA®, or “Perceptual Objective Listening Quality Analysis” - is the next-generation voice quality testing standard for fixed, mobile and IP-based networks that was adopted in 2011 asITU-T Recommendation P.863and successor to P.862/PESQ.Since 2001, PESQ (ITU-T Rec. P. 阅读全文
posted @ 2012-01-10 11:10 杭州桓泽 阅读(1176) 评论(0) 推荐(0) 编辑