Apprentissage de structures de réseaux bayésiens dynamiques pour la reconnaissance de la parole
Identifieur interne : 008039 ( Main/Exploration ); précédent : 008038; suivant : 008040Apprentissage de structures de réseaux bayésiens dynamiques pour la reconnaissance de la parole
Auteurs : Murat Deviren [France] ; Khalid Daoudi [France]Source :
Descripteurs français
- mix :
Abstract
Nous présentons une méthodologie pour modéliser la parole dans laquelle nous ne faisons aucune hypothèse à priori sur les dépendances entre les variables cachées et observables. Plutôt, nous donnons aux données une liberté complète pour dicter les dépendances appropriées. Cette approche a l'avantage de garantir que le modèle résultant représente la parole avec une plus grande fidélité que les HMM. En outre, un contrôle est donné à l'utilisateur pour faire un compromis entre la fidélité et la complexité du modèle. Nous évaluons le potentiel de notre approche sur une tâche de reconnaissance de chiffres connectés. || We present a speech modeling methodology where no a priori assumption is made on the dependencies between the observed and the hidden speech processes. Rather, dependencies are learned from data. This methodology guarantees improvement in modeling fid
Url:
Affiliations:
- France
- Grand Est, Lorraine (région)
- Nancy
- Institut national polytechnique de Lorraine, Université Nancy 2, Université de Lorraine
Links toward previous steps (curation, corpus...)
- to stream Hal, to step Corpus: 005680
- to stream Hal, to step Curation: 005680
- to stream Hal, to step Checkpoint: 005691
- to stream Main, to step Merge: 008516
- to stream Main, to step Curation: 008039
Le document en format XML
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<term>automatic speech recognition</term>
<term>bayesian networks</term>
<term>reconnaissance automatique de la parole</term>
<term>réseaux bayesiens</term>
<term>structure learning</term>
</keywords>
</textClass>
</profileDesc>
</teiHeader>
<front><div type="abstract" xml:lang="fr">Nous présentons une méthodologie pour modéliser la parole dans laquelle nous ne faisons aucune hypothèse à priori sur les dépendances entre les variables cachées et observables. Plutôt, nous donnons aux données une liberté complète pour dicter les dépendances appropriées. Cette approche a l'avantage de garantir que le modèle résultant représente la parole avec une plus grande fidélité que les HMM. En outre, un contrôle est donné à l'utilisateur pour faire un compromis entre la fidélité et la complexité du modèle. Nous évaluons le potentiel de notre approche sur une tâche de reconnaissance de chiffres connectés. || We present a speech modeling methodology where no a priori assumption is made on the dependencies between the observed and the hidden speech processes. Rather, dependencies are learned from data. This methodology guarantees improvement in modeling fid</div>
</front>
</TEI>
<affiliations><list><country><li>France</li>
</country>
<region><li>Grand Est</li>
<li>Lorraine (région)</li>
</region>
<settlement><li>Nancy</li>
</settlement>
<orgName><li>Institut national polytechnique de Lorraine</li>
<li>Université Nancy 2</li>
<li>Université de Lorraine</li>
</orgName>
</list>
<tree><country name="France"><region name="Grand Est"><name sortKey="Deviren, Murat" sort="Deviren, Murat" uniqKey="Deviren M" first="Murat" last="Deviren">Murat Deviren</name>
</region>
<name sortKey="Daoudi, Khalid" sort="Daoudi, Khalid" uniqKey="Daoudi K" first="Khalid" last="Daoudi">Khalid Daoudi</name>
</country>
</tree>
</affiliations>
</record>
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