Temporal properties in clear speech perception. Export

@article{citeulike:899815, abstract = {Three experiments were conducted to study relative contributions of speaking rate, temporal envelope, and temporal fine structure to clear speech perception. Experiment I used uniform time scaling to match the speaking rate between clear and conversational speech. Experiment II decreased the speaking rate in conversational speech without processing artifacts by increasing silent gaps between phonetic segments. Experiment III created "auditory chimeras" by mixing the temporal envelope of clear speech with the fine structure of conversational speech, and vice versa. Speech intelligibility in normal-hearing listeners was measured over a wide range of signal-to-noise ratios to derive speech reception thresholds (SRT). The results showed that processing artifacts in uniform time scaling, particularly time compression, reduced speech intelligibility. Inserting gaps in conversational speech improved the SRT by 1.3 dB, but this improvement might be a result of increased short-term signal-to-noise ratios during level normalization. Data from auditory chimeras indicated that the temporal envelope cue contributed more to the clear speech advantage at high signal-to-noise ratios, whereas the temporal fine structure cue contributed more at low signal-to-noise ratios. Taken together, these results suggest that acoustic cues for the clear speech advantage are multiple and distributed.}, address = {Hearing and Speech Research Laboratory, Department of Biomedical Engineering, University of California, Irvine, Irvine, California 92697, USA.}, author = {Liu, S. and Zeng, F. G.}, citeulike-article-id = {899815}, citeulike-linkout-0 = {http://view.ncbi.nlm.nih.gov/pubmed/16875238}, citeulike-linkout-1 = {http://www.hubmed.org/display.cgi?uids=16875238}, issn = {0001-4966}, journal = {J Acoust Soc Am}, keywords = {auditory, cue, perception, production, snr, speech, srt, tp}, month = {July}, number = {1}, pages = {424--432}, posted-at = {2008-10-11 09:32:48}, priority = {2}, title = {Temporal properties in clear speech perception.}, url = {http://view.ncbi.nlm.nih.gov/pubmed/16875238}, volume = {120}, year = {2006} }

TY - JOUR ID - citeulike:899815 L3 - citeulike-article-id:899815 N2 - Three experiments were conducted to study relative contributions of speaking rate, temporal envelope, and temporal fine structure to clear speech perception. Experiment I used uniform time scaling to match the speaking rate between clear and conversational speech. Experiment II decreased the speaking rate in conversational speech without processing artifacts by increasing silent gaps between phonetic segments. Experiment III created "auditory chimeras" by mixing the temporal envelope of clear speech with the fine structure of conversational speech, and vice versa. Speech intelligibility in normal-hearing listeners was measured over a wide range of signal-to-noise ratios to derive speech reception thresholds (SRT). The results showed that processing artifacts in uniform time scaling, particularly time compression, reduced speech intelligibility. Inserting gaps in conversational speech improved the SRT by 1.3 dB, but this improvement might be a result of increased short-term signal-to-noise ratios during level normalization. Data from auditory chimeras indicated that the temporal envelope cue contributed more to the clear speech advantage at high signal-to-noise ratios, whereas the temporal fine structure cue contributed more at low signal-to-noise ratios. Taken together, these results suggest that acoustic cues for the clear speech advantage are multiple and distributed. IS - 1 JF - J Acoust Soc Am SN - 0001-4966 AD - Hearing and Speech Research Laboratory, Department of Biomedical Engineering, University of California, Irvine, Irvine, California 92697, USA. EP - 432 TI - Temporal properties in clear speech perception. VL - 120 SP - 424 KW - auditory KW - cue KW - perception KW - production KW - snr KW - speech KW - srt KW - tp AU - Liu, S AU - Zeng, FG PY - 2006/07// UR - http://view.ncbi.nlm.nih.gov/pubmed/16875238 ER -