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The Cambridge University Spoken Document Retrieval System
mi.eng.cam.ac.uk/reports/full_html/johnson_icassp99.html/8 Mar 2000: its performance using automatic transcriptions of about 50 hours of broadcast news data. ... For the 1998 TREC-7 SDR task about 100 hours of broadcast news had to be transcribed but the full 1997 Hub4 training set was available for HMM estimation. -
The Cambridge University Multimedia Document Retrieval Demo System
mi.eng.cam.ac.uk/reports/full_html/tuerk_riao00demo.html/14 Aug 2000: The system is trained on about 150 hours of acoustic training data and 260 million words of broadcast news and newspaper transcriptions. ... The system gives a word error rate of 15.9% on the 1998 Hub4 broadcast news evaluation data. -
Effects of Out of Vocabulary Words in Spoken Document Retrieval
mi.eng.cam.ac.uk/reports/full_html/woodland_sigir00.html/14 Aug 2000: The TREC-8 audio contains 500 hours of US broadcast news data that was recorded between February and June 1998. ... Transcription used a simplified version of the HTK broadcast news system which corresponds to the first-pass'' recognition system -
Spoken Document Retrieval for TREC-8 at Cambridge University
mi.eng.cam.ac.uk/reports/full_html/johnson_trec8.html/30 Mar 2000: The 500 hours of broadcast news audio was filtered using an automatic scheme for detecting commercials, and then transcribed using a 2-pass HTK speech recogniser which ran at 13 times ... The HMMs were trained using 146 hours of broadcast news audio -
THE CAMBRIDGE UNIVERSITY SPOKEN DOCUMENT RETRIEVAL SYSTEM S.E.…
mi.eng.cam.ac.uk/reports/svr-ftp/johnson_icassp99.pdf8 Mar 2000: hours of broadcast news data. ... of broadcast news texts, the LDC-distributed 1995newswire texts, and the transcriptions of the acoustic training data. -
The CUHTK-Entropic 10xRT Broadcast News Transcription System
mi.eng.cam.ac.uk/reports/full_html/odell_darpa99.html/1 Mar 2000: ABSTRACT. This paper describes the development of the CUHTK-Entropic 10xRT Broadcast News Transcription System. ... This involved transcribing 100 hours of broadcast news material and this was infeasible with such a computationally expensive system. -
General Query Expansion Techniques for Spoken Document Retrieval
mi.eng.cam.ac.uk/reports/full_html/jourlin_esca99.html/2 Mar 2000: The input data is presented to the system as complete episodes of broadcast news shows and these are first converted to a set of segments for further processing [9]. ... The HMMs used in TREC-7 were trained on 70 hours of acoustic data and the language -
Experiments in Broadcast News Transcription
mi.eng.cam.ac.uk/reports/full_html/woodland_icassp98.html/1 Mar 2000: This corpus will be referred to as BNtrain96. A further tranche of data of similar size was released in 1997 to form in total 72 hours of broadcast news training data. ... Gauvain J.L., Lamel L., Adda G.& Adda-Decker M. (1997). Transcription of -
The 1998 HTK Broadcast News Transcription System: Development and…
mi.eng.cam.ac.uk/reports/full_html/woodland_darpa99.html/2 Mar 2000: Significant progress in the accurate transcription of broadcast news data has been made over the last few years so that we are now at a point where such systems can be ... The 1997 system used N-gram language models trained on 132 million words of -
The 1997 HTK Broadcast News Transcription System
mi.eng.cam.ac.uk/reports/full_html/woodland_darpa98.html/1 Mar 2000: This corpus will be referred to as BNtrain96. A further tranche of data of similar size was released in 1997 to form in total 72 hours of broadcast news training data. ... Gauvain J.L., Lamel L., Adda G.& Adda-Decker M. (1997). Transcription of
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