Speech Overlap and Interplay with Disfluencies in Political Interviews (2009)
Gilles Adda, Martine Adda-decker, Claude Barras, Benoît Habert, Patrick Paroubek
The reported study focuses on overlapping speech, transcription, annotation and disfluency analysis in an 8-hour audio corpus of French political interviews. Overlaps are frequent (on average 3-4...
Lori Lamel, Jean-luc Gauvain, Gilles Adda, Claude Barras, Eric Bilinski, Olivier Galibert, ...
This paper describes the speech recognizers evaluated in the TC-STAR Second Evaluation Campaign held in January-February 2006. Systems were developed to transcribe parliamentary speeches in English...
The LIMSI SDR System for TREC-9 (2008)
Jean-luc Gauvain, Lori Lamel, Claude Barras, Gilles Adda, Yannick De Kercardio
In this paper we describe the LIMSI Spoken Document Retrieval system used in the TREC-9 evaluation. This system combines an adapted version of the LIMSI 1999 Hub-4E transcription system for speech...
Processing Broadcast Audio for Information Access (2007)
Jean-luc Gauvain, Lori Lamel, Gilles Adda, Martine Adda-decker, Claude Barras, Langzhou Chen, ...
This paper addresses recent progress in speaker-independent, large vocabulary, continuous speech recognition, which has opened up a wide range of near and mid-term applications. One rapidly expanding...
USING INFORMATION RETRIEVAL METHODS FOR LANGUAGE MODEL ADAPTATION (2007)
Langzhou Chen, Jean-luc Gauvain, Lori Lamel, Gilles Adda, Martine Adda
In this paper we report experiments on language model adaptation using information retrieval methods, drawing upon recent developments in information extraction and topic tracking. One of the...
Processing Broadcast Audio for Information Access (2007)
Jean-luc Gauvain, Lori Lamel, Gilles Adda, Martine Adda-decker, Claude Barras, Langzhou Chen, ...
This paper addresses recent progress in speaker-independent, large vocabulary, continuous speech recognition, which has opened up a wide range of near and mid-term applications. One rapidly expanding...
The LIMSI SDR System for TREC-9 (2007)
Jean-luc Gauvain, Lori Lamel, Claude Barras, Gilles Adda, Yannick De Kercardio
In this paper we describe the LIMSI Spoken Document Retrieval system used in the TREC-9 evaluation. This system combines an adapted version of the LIMSI 1999 Hub-4E transcription system for speech...
An Overview of Speech Recognition Activities at LIMSI (2007)
Jean-luc Gauvain, Gilles Adda, Martine Adda-decker, Claude Barras, Langzhou Chen, Michele Jardino, ...
This paper provides an overview of recent activities at LIMSI in multilingual speech recognition and its applications. The main goal of speech recognition is to provide a transcription of the speech...
Unsupervised language model adaptation for broadcast news (2003)
Langzhou Chen, Jean-luc Gauvain, Lori Lamel, Gilles Adda
Unsupervised language model adaptation for speech recognition is challenging, particularly for complicated tasks such the transcription of broadcast news (BN) data. This paper presents an...
Unsupervised acoustic model training (2002)
Lori Lamel, Jean-luc Gauvain, Gilles Adda
This paper describes some recent experiments using unsupervised techniques for acoustic model training in order to reduce the system development cost. The approach uses a speech recognizer to...
The LIMSI Broadcast News Transcription System (2002)
Jean-luc Gauvain, Lori Lamel, Gilles Adda
language modeling, lexical modeling This paper reports on activites at LIMSI over the last few years directed at the transcription of broadcast news data. We describe our development work in moving...
Lightly supervised and unsupervised acoustic model training (2002)
Lori Lamel, Jean-luc Gauvain, Gilles Adda
The last decade has witnessed substantial progress in speech recognition technology, with todays state-of-the-art systems being able to transcribe unrestricted broadcast news audio data with a word...
Investigating Syllabic Structure And Its Variation In Speech (2002)
From French Radio, Martine Adda-decker, Gilles Adda, Lori Lamel
In this paper, we investigate syllabic structure and its variation in a corpus of French radio interview speech. The aim of this study is to relate sequential pronunciation variants, i.e. variants...
Portability issues for speech recognition technologies (2001)
Lori Lamel, Fabrice Lefevre, Jean-luc Gauvain, Gilles Adda
Although there has been regular improvement in speech recognition technology over the past decade, speech recognition is far from being a solved problem. Most recognition systems are tuned to a...
Lori Lamel, Jean-luc Gauvain, Gilles Adda
The last decade has witnessed substantial progress in speech recognition technology, with todays state-of-the-art systems being able to transcribe broadcast audio data with a word error of about 20%....
Language model adaptation for broadcast news transcription (2001)
Langzhou Chen, Jean-luc Gauvain, Lori Lamel, Gilles Adda, Martine Adda
This paper reports on languagemodel adaptation for the broadcast news transcription task. Language model adaptation for this task is challenging in that the subject of any particular show or portion...
Broadcast News Transcription in Mandarin (2000)
Langzhou Chen, Lori Lamel, Gilles Adda, Jean-luc Gauvain
In this paper, our work in developing a Mandarin broadcast news transcription system is described. The main focus of this work is a port of the LIMSI American English broadcast news transcription...
Martine Adda-decker, Gilles Adda, Lori Lamel
In this paper we describe our ongoing work concerning lexical modeling in the LIMSI broadcast transcription system for German. Lexical decomposition is investigated with a twofold goal: lexical...
Lightly Supervised Acoustic Model Training (2000)
Lori Lamel, Jean-luc Gauvain, Gilles Adda
Although tremendous progress has been made in speech recognition technology, with the capability of todays state-of-the-art systems to transcribe unrestricted continuous speech from broadcast data,...
The LIMSI SDR system for TREC-8 (1999)
Jean-luc Gauvain, Yannick De Kercadio, Lori Lamel, Gilles Adda
The LIMSI SDR system for TREC-8 (1999)
Jean-luc Gauvain, Yannick De Kercadio, Lori Lamel, Gilles Adda
In this paper we report on our TREC-8 SDR system, which combines an adapted version of the LIMSI 1998 Hub-4E transcription system for speech recognition with an IR system based on the Okapi term...
The LIMSI 1998 HUB-4e transcription system (1999)
Jean-luc Gauvain, Lori Lamel, Gilles Adda, Michèle Jardino
In this paper we report on our Nov98 Hub-4E system, which is an extension of our Nov97 system[4]. The LIMSI system for the November 1998 Hub-4E evaluation is a continuous mixture density, tied-state...
Recent Advances in Transcribing Television and Radio Broadcasts (1999)
Jean-luc Gauvain, Lori Lamel, Gilles Adda, Michele Jardino
Transcription of broadcast news shows (radio and television) is a major step in developing automatic tools for indexation and retrieval of the vast amounts of information generated on a daily basis....
The LIMSI 1998 HUB-4e transcription system (1999)
Jean-luc Gauvain, Lori Lamel, Gilles Adda, Michele Jardino
In this paper we report on our Nov98 Hub-4E system, which is an extension of our Nov97 system[4]. The LIMSI system for the November 1998 Hub-4E evaluation is a continuous mixture density, tied-state...
The LIMSI SDR system for TREC-8 (1999)
Jean-luc Gauvain, Yannick De Kercadio, Lori Lamel, Gilles Adda
In this paper we report on our TREC-8 SDR system, which combines an adapted version of the LIMSI 1998 Hub-4E transcription system for speech recognition with an IR system based on the Okapi term...
The LIMSI 1998 Hub-4E Transcription System (1999)
Lori Lamel, Gilles Adda, Michele Jardino
In this paper we report on our Nov98 Hub-4E system, which is an extension of our Nov97 system[4]. The LIMSI system for the November 1998 Hub-4E evaluation is a continuous mixture density, tied-state...
The GRACE french part-of-speech tagging evaluation task (1998)
Gilles Adda, Joseph Mariani, Josette Lecomte, Patrick Paroubek, Martin Rajman
The GRACE evaluation program aims at applying the Evaluation Paradigm to the evaluation of Part-of-Speech taggers for French. An interesting by-product of GRACE is the production of validated...
Partitioning and Transcription of Broadcast News Data (1998)
Jean-luc Gauvain, Lori Lamel, Gilles Adda
Radio and television broadcasts consist of a continuous stream of data comprised of segments of different linguistic and acoustic natures, which poses challenges for transcription. In this paper we...
The LIMSI 1997 Hub-4E Transcription System (1998)
Jean-luc Gauvain, Lori Lamel, Gilles Adda
In this paper we report on the LIMSI system used in the Nov'97 Hub-4E benchmark test on transcription of American English broadcast news shows. There are two main differences from the LIMSI...
The LIMSI 1997 Hub-4E Transcription System (1998)
Jean-luc Gauvain, Lori Lamel, Gilles Adda
In this paper we report on the LIMSI system used in the Nov'97 Hub-4E benchmark test on transcription of American English broadcast news shows. There are two main differences from the LIMSI...
Text normalization and speech recognition in French (1997)
Gilles Adda, Martine Adda-decker, Jean-luc Gauvain, Lori Lamel
In this paper we present a quantitative investigation into the impact of text normalization on lexica and language models for speech recognition in French. The text normalization process defines what...
Transcription Of Broadcast News (1997)
Jean-luc Gauvain, Lori Lamel, Gilles Adda, Martine Adda-decker
In this paper we report on our recent work in transcribing broadcast news shows. Radio and television broadcasts contain signal segments of various linguistic and acoustic natures. The shows contain...
The LIMSI SDR System for TREC-9
Lori Lamel, Claude Barras, Gilles Adda, Yannick De Kercardio
In this paper we describe the LIMSI Spoken Document Retrieval system used in the TREC-9 evaluation. This system combines an adapted version of the LIMSI 1999 Hub-4E transcription system for speech...
On Designing Pronunciation Lexicons for Large Vocabulary, Continuous Speech Recognition
Creation of pronunciation lexicons for speech recognition is widely acknowledgedto be an important, but labor-intensive, aspect of system development. Lexicons are often manually created and make use...