End-to-end Speech Quality Analysis for VoIP |
The paper first presents the factors affecting end-to-end speech
Sun L, Wade G, Lines BL, Ifeachor E, Le Foll D
quality in VoIP, such as end-to-end frame loss/concealment and end-to-end
jitter. It then discusses how these factors affect the current objective
speech quality measurement algorithms and suggests essential modifications
for VoIP. It also highlights extensions to the basic objective measurement,
such as time-varying speech measures, and the use of non-intrusive
techniques.