J. Eisenstein and R. Barzilay, Bayesian unsupervised topic segmentation, Proceedings of the Conference on Empirical Methods in Natural Language Processing. ACL, pp.334-343, 2008.

K. Lagus and J. Kuusisto, Topic identification in natural language dialogues using neural networks, Proceedings of the Third SIGdial Workshop on Discourse and Dialogue, pp.95-102, 2002.

G. Tur and R. Mori, Spoken language understanding: Systems for extracting semantic information from speech, 2011.

T. Hazen, Spoken Language Understanding: Systems for Extracting Semantic Information from Speech, pp.319-356, 2011.

I. Melamed and M. Gilbert, Spoken Language Understanding: Systems for Extracting Semantic Information from Speech, pp.397-416, 2011.

M. Purver, Spoken Language Understanding: Systems for Extracting Semantic Information from Speech, pp.291-317, 2011.

D. M. Blei, A. Y. Ng, and M. I. Jordan, Latent dirichlet allocation, The Journal of Machine Learning Research, vol.3, pp.993-1022, 2003.

M. Rosen-zvi, T. Griffiths, M. Steyvers, and P. Smyth, The author-topic model for authors and documents, Proceedings of the 20th conference on Uncertainty in artificial intelligence, pp.487-494, 2004.

M. Morchid, M. Bouallegue, R. Dufour, G. Linarès, D. Matrouf et al., Compact multiview representation of documents based on the total variability space, IEEE/ACM Transactions on, vol.23, issue.8, pp.1295-1308, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01319808

M. Morchid, R. Dufour, M. Bouallegue, and G. Linarès, Authortopic based representation of call-center conversations, ternational Spoken Language Technology Workshop (SLT) 2014. IEEE, 2014.
URL : https://hal.archives-ouvertes.fr/hal-01318662

N. Dehak, P. J. Kenny, R. Dehak, P. Dumouchel, and P. Ouellet, Front-end factor analysis for speaker verification, IEEE Transactions on Audio, Speech, and Language Processing, vol.19, issue.4, pp.788-798, 2011.

C. May, F. Ferraro, A. Mccree, J. Wintrode, D. Garcia-romero et al., Topic identification and discovery on text and speech, 2015.

P. Bousquet, D. Matrouf, and J. Bonastre, Intersession compensation and scoring methods in the i-vectors space for speaker recognition, Interspeech, pp.485-488, 2011.
URL : https://hal.archives-ouvertes.fr/hal-01313266

M. Morchid, M. Bouallegue, R. Dufour, G. Linarès, D. Matrouf et al., I-vector based representation of highly imperfect automatic transcriptions, Conference of the International Speech Communication Association (Interspeech) 2014. ISCA, 2014.
URL : https://hal.archives-ouvertes.fr/hal-01318657

H. Abdi and L. J. Williams, Principal component analysis, Wiley Interdisciplinary Reviews: Computational Statistics, vol.2, issue.4, pp.433-459, 2010.
URL : https://hal.archives-ouvertes.fr/hal-01259094

G. H. Golub and C. Reinsch, Singular value decomposition and least squares solutions, Numerische mathematik, vol.14, issue.5, pp.403-420, 1970.

F. Bechet, B. Maza, N. Bigouroux, T. Bazillon, M. El-beze et al., Decoda: a call-centre human-human spoken conversation corpus, p.12, 2012.

G. Linarès, P. Nocéra, D. Massonie, and D. Matrouf, The lia speech recognition system: from 10xrt to 1xrt, Text, Speech and Dialogue, pp.302-308, 2007.

M. Morchid, M. Bouallegue, R. Dufour, G. Linarès, D. Matrouf et al., I-vector based approach to compact multigranularity topic spaces representation of textual documents, the Conference of Empirical Methods on Natural Lnguage Processing (EMNLP) 2014. SIGDAT, 2014.
URL : https://hal.archives-ouvertes.fr/hal-01318651

E. P. Xing, M. I. Jordan, S. Russell, and A. Ng, Distance metric learning with application to clustering with side-information, Advances in neural information processing systems, pp.505-512, 2002.