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- W2009132435 abstract "This paper describes a parametric audio quality model for IPTV services. The model is standardized under the ITU-T P.1201.2 Recommendation. Subjective test databases used to develop and validate the model are also presented. The model is applicable to network planning and packet-layer quality monitoring of encrypted audio. Addressed degradations are audio compression (MPEG-1 Layer II & III, MPEG-2 AAC-LC, MPEG-4 HE-AACv2 and AC-3) and audio frame loss for various frame-loss-patterns. Two implementations (Dolby, Nero) have been tested for the AAC-LC and HE-AAC codecs. The proposed model takes as input parameters the audio codec, bitrate, frame loss percentage and a burst-length-related parameter. It shows high performance results on unknown data with a Pearson's correlation coefficient of 0.92 with the subjective quality scores and an RMSE of 0.39 on the 5-point scale." @default.
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- W2009132435 date "2013-07-01" @default.
- W2009132435 modified "2023-09-30" @default.
- W2009132435 title "Parametric audio quality model for IPTV services - ITU-T P.1201.2 audio" @default.
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- W2009132435 doi "https://doi.org/10.1109/qomex.2013.6603236" @default.
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