Subjective and objective assessment of the listening quality of customer support waiting loops

This paper assesses the perceived listening quality of customer support waiting loops using both a subjective experiment as well as an objective perceptual assessment with POLQA (ITU-T Rec. P.863) and VISQOL. A modified version of the methodology defined in the ITU-T Rec. P.835 was derived and used in this paper to subjectively assess the...

Quantifying sound quality in loudspeaker reproduction

We present PREQUEL: Perceptual Reproduction Quality Evaluation for Loudspeakers. Instead of quantifying the loudspeaker system itself, PREQUEL quantifies the overall loudspeakers' perceived sound quality by assessing their acoustic output using a set of music signals. This approach introduces a major problem: subjects cannot be provided with an...