2012
Athanasopoulos G., Brouckxon H., and Verhelst W., "Sound Source Localization for Real-World Humanoid Robots", Proceedings of the 11th International Conference on Signal Processing (SIP 2012), from Recent Researches in Communications, Signals and Information Technology, pp.131 - 136, eds. Vincenzo Niola, Michel Kadoch, Alexander Zemliak, published by WSEAS, 2012.
Van Nimwegen C., Brouckxon H., Verhelst W., and Geerts D., "Sociability Evaluation of a Prototype Audio Spatialisation System for Teleconferencing and Group Communication Tasks", proceedings of the AES 45th Conference on Applications of Time-Frequency Processing in Audio, published by Audio Engineering Society, 2012. Download.
Athanasopoulos G., Dekens T., Brouckxon H., and Verhelst W., "The Effect of Speech Denoising Algorithms on Sound Source Localization for Humanoid Robots", To appear in Proceedings of the 11th International Conference on Information Sciences, Signal Processing and their Applications (ISSPA 2012), 2012.
2011
Kruijff-Korbayova I., Athanasopoulos G., Beck A., Cosi P., Cuayahuitl H., Dekens T., Enescu V., Hiolle A., Kiefer B., Sahli H., Schröder M., Sommavilla G., Tesser F., and Verhelst W., "An Event-Based Conversational System for the Nao Robot", Proceedings of the Paralinguistic Information and its Integration in Spoken Dialogue Systems Workshop (IWSDS 2011), pp.125 - 132, eds. Ramon Lopez-Cozar Delgado, Tetsunori Kobayashi, published by Springer, 2011. Download.
Dekens T., and Verhelst W., "On Noise Robust Voice Activity Detection", Proceedings of the 12th Annual Conference of the International Speech Communication Assosiation (Interspeech 2011), issue 2011, pp.2649 - 2652, published by ISCA, 2011.
Mattheyses W., Latacz L., and Verhelst W., "Automatic Viseme Clustering for Audiovisual Speech Synthesis", Proceedings of Interspeech 2011, Florence, Italy, issue 2011, pp.2173 - 2176, 2011. Download.
Mattheyses W., Latacz L., and Verhelst W., "Auditory and Photo-realistic Audiovisual Speech Synthesis for Dutch", International Conference on Auditory-Visual Speech Processing 2011, Volterra, Italy, pp.53 - 58, 2011. Download.
Yilmazyildiz S., Henderickx D., Vanderborght B., Verhelst W., Soetens E., and Lefeber D., "EMOGIB: Emotional Gibberish Speech Database for Affective Human-Robot Interaction", Affective Computing and Intelligent Interaction (ACII2011), vol.6975, pp.163 - 172, eds. Sidney D`Mello, Arthur Graesser, BjÃrn Schuller, Jean-Claude Martin, published by Springer-Verlag Berlin Heidelberg, 2011. Download.
Latacz L., Mattheyses W., and Verhelst W., "Joint Target and Join Cost Weight Training for Unit Selection Synthesis", Proceedings of Interspeech 2011, Florence, Italy, issue 2011, pp.321 - 0324, 2011. Download.
Wang F., Verhelst W., and Sahli H., "Relevance vector machine based speech emotion recognition", Affective Computing and Intelligent Interaction (Lecture Notes in Computer Science 2011), vol.6975, pp.111 - 120, 2011. Download.
Gonzalez I., Sahli H., Enescu V., and Verhelst W., "Context-Independent Facial Action Unit Recognition Using Shape and Gabor Phase Information", Affective Computing and Intelligent Interaction, from Lecture Notes in Computer Science, vol.6974, pp.548 - 557, eds. D?Mello, Sidney and Graesser, Arthur and Schuller, BjÃrn and Martin, Jean-Claud, published by Springer Berlin / Heidelberg, 2011. Download.
Fan P., Gonzalez I., Enescu V., Sahli H., and Jiang D., "Kalman Filter-Based Facial Emotional Expression Recognition", Affective Computing and Intelligent Interaction, from Lecture Notes in Computer Science, vol.6974, pp.497 - 506, eds. D?Mello, Sidney and Graesser, Arthur and Schuller, BjÃrn and Martin, Jean-Claude, published by Springer Berlin / Heidelberg, 2011. Download.
Jiang D., Cui Y., Zhang X., Fan P., Gonzalez I., and Sahli H., "Audio Visual Emotion Recognition Based on Triple-Stream Dynamic Bayesian Network Models", Affective Computing and Intelligent Interaction, from Lecture Notes in Computer Science, vol.6974, pp.609 - 618, eds. D?Mello, Sidney and Graesser, Arthur and Schuller, BjÃrn and Martin, Jean-Claude, published by Springer Berlin / Heidelberg, 2011. Download.
Torres D., Dekens T., Martens H., Van Nuffelen G., De Bodt M., and Verhelst W., "Sentence Modality Recognition in Dysarthric Speech", from Proceedings of MAVEBA 2011, 2011.
2010
Jiang D., Ravyse I., Liu P., Sahli H., and Verhelst W., "Realistic Mouth Animation based on an articulatory DBN model with Constrained Asynchrony", from 35th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP10), pp.2478 - 2481, 2010.
Yilmazyildiz S., Latacz L., Mattheyses W., and Verhelst W., "Expressive Gibberish Speech Synthesis for Affective Human-Computer Interaction", from Proceedings of 13th International Conference on Text, Speech and Dialogue TSD 2010, pp.584 - 590, eds. Petr Sojka, Ales Horak, Ivan Kopecek and Karel Pala, published by Springer Berlin / Heidelberg, 2010. Download.
Latacz L., Mattheyses W., and Verhelst W., "The VUB Blizzard Challenge 2010 Entry: Towards Automatic Voice Building", Blizzard Challenge 2010, Kansai Science City, Japan, 2010. Download.
Soens P., and Verhelst W., "Robust temporal alignment of spontaneous and dubbed speech and its application for Automatic Dialogue Replacement", from Proceedings of the 18th European Signal Processing Conference (EUSIPCO-2010), pp.80 - 84, 2010. Download.
Gonzalez I., Sahli H., and Verhelst W., "Automatic Recognition of Lower Facial Action Units", Proceedings of the 7th International Conference on Methods and Techniques in Behavioral Research, from MB2010, pp.8:1 - 8:4, eds. Emilia Barakova, Boris de Ruyter, Andrew Spink, published by ACM, 2010. Download.
Mattheyses W., Latacz L., and Verhelst W., "Active Appearance Models for Photorealistic Visual Speech Synthesis", Proceedings of Interspeech 2010, Makuhari, Japan, issue 2010, pp.1113 - 1116, 2010. Download.
Mattheyses W., Latacz L., and Verhelst W., "Optimized Photorealistic Audiovisual Speech Synthesis Using Active Appearance Modeling", International Conference on Auditory-visual Speech Processing 2010, Hakone, Japan, pp.148 - 153, 2010. Download.
Mattheyses W., and Verhelst W., "Photorealistic 2D Audiovisual Text-to-Speech Synthesis using Active Appearance Models", ACM / SSPNET 2nd International Symposium on Facial Analysis and Animation, Edinburgh, UK, pp.13 - 13, 2010. Download.
Jiang D., Wu P., Wang F., Sahli H., and Verhelst W., "Audio Visual Speech Recognition Based on Multi-Stream DBN Models with Articulatory Features", Proceedings of the 7th International Symposium on Chinese Spoken Language Processing - ISCSLP2010, pp.190 - 193, 2010.
Dekens T., Verhelst W., Capman F., and Beaugendre F., "Improved Speech Recognition in Noisy Environments by Using a Throat Microphone for Accurate Voicing Detection", Proceedings of the 18th European Signal Processing Conference (EUSIPCO-2010), pp.1978 - 1982, 2010.
2009
Mattheyses W., Latacz L., and Verhelst W., "Multimodal Coherency Issues in Designing and Optimizing Audiovisual Speech Synthesis Techniques ", International Conference on Auditory-visual Speech Processing 2009, Norwich, UK, pp.47 - 52, 2009. Download.
Gonzalez I., Ravyse I., Verhelst W., Brouckxon H., Jiang D., and Sahli H., "A Visual Silence Detector Constraining Speech Source Separation", Proceedings of the 5th International Conference on Image and Graphics, Xi? an, China, pp.463 - 470, published by IEEE Computer Society Press, 2009.
Poulisse g., Moens M., and Dekens T., "News Story Segmentation In Multiple Modalities", Proceedings of the 7th International Workshop on Content-Based Multimedia Indexing (CBMI 2009), 2009.
Latacz L., Mattheyses W., and Verhelst W., "The VUB Blizzard Challenge 2009 Entry", Blizzard Challenge 2009, Edinburgh, United Kingdom, 2009. Download.
Jiang D., Liu P., Ravyse I., Sahli H., and Verhelst W., "Video Realistic Mouth Animation Based on an Audio Visual DBN Model with Articulatory Features and Constrained Asynchrony", Proceedings of the 5th International Conference on Image and Graphics, Xi? an, China, published by IEEE Computer Society Press (USA), 2009.
Slavova V., Sahli H., and Verhelst W., "Multimodal Emotion Recognition ? More cognitive machines", Information Science and Computing - New Trends in Intelligent Technologies, Supplement to the International Journal Information Technologies & Knowledge, vol.14, pp.70 - 78, 2009.
2008
Latacz L., Kong Y., Mattheyses W., and Verhelst W., "An Overview of the VUB Entry for the 2008 Blizzard Challenge", Blizzard Challenge 2008, Brisbane, Australia, 2008. Download.
Brouckxon H., Verhelst W., and De Schuymer B., "Time and Frequency Dependent Amplification for Speech Intelligibility Enhancement in Noisy Environments", from Proceedings of the 9th Annual Conference of the International Speech Communication Association (Interspeech 2008), pp.557 - 560, published by International Speech Communication Association, 2008. Download.
Mattheyses W., Latacz L., and Verhelst W., "2D Audiovisual Text-to-Speech Synthesis for Human-Machine Interaction", Speech and Face to Face Communication, Grenoble, France, pp.24 - 25, 2008.
Soens P., and Verhelst W., "Split time warping of speech for noise robust and speaker independent Automatic Dialogue Replacement (ADR)", from Split time warping of speech for noise robust and speaker independent Automatic Dialogue Replacement (ADR), eds. The Third CLIF Symposium on Language and Speech Technology, 2008. Download.
Ravyse I., Fan P., Sahli H., Jiang D., and Verhelst W., "SPREEKPAD: Audiovisual technology for pronunciation training", 11th International Conference on Interactive Computer aided Learning, Villach, Austria, issue contribution 208, pp.1 - 8, 2008.
Dekens T., Patsis G., Verhelst W., Beaugendre F., and Capman F., "A Multi-Sensor Speech Database with Applications towards Robust Speech Processing in Hostile Environments", The sixth international conference on Language Resources and Evaluation (LREC 2008), published by ELRA, 2008. Download.
Deschuyffeleer S., Kog M., Ravyse I., Patsis G., Jiang X., Latacz L., Brouckxon H., Geerinck T., Loots G., Verhelst W., and Sahli H., "A Framework for Audiovisual Behavior Observation and Analysis", 6th conference of child psychiatry and psychology, Brussels, Belgium, 7-8 February, 2008, 2008.
Sahli H., Jiang X., Verhelst W., and Zhang Y., "Backward-Forward Combined Convolutive Blind Source Separation", Proceedings of the 2008 Eighth International Conference on Intelligent Systems Design and Applications, vol.03, pp.222 - 227, 2008.
2007
Jiang X., Geerinck T., Patsis G., Kog M., Loots G., Verhelst W., and Sahli H., "Audiovisual Scene Analysis: Mother-Child Communication", XIII-th Convention of Electrical Engineering, CIE 2007, Santa Clara, Cuba, June 18-22, 2007, 2007.
Jiang X., Geerinck T., Patsis G., Kog M., Loots G., Verhelst W., and Sahli H., "Audiovisual Scene Analysis: Mother-Child Communication", Proceedings of the 12th Ibero-American Congress on Pattern Recognition (CIARP 2007), Lecture Notes in Computer Science, ViÃa del Mar/ValparaÃso, Chile, 2007., 2007.
Verhelst W., "Overlap-add techniques for speech modification and synthesis", XIII-th Convention of Electrical Engineering, CIE 2007, Santa Clara, Cuba, keynote lecture, June 18-22, 2007, 2007.
Hernández?díaz Huici M., and Verhelst W., "Exploring articulation in dysarthric speech by means of spectral transitions", XIII-th Convention of Electrical Engineering, CIE 2007, Santa Clara, Cuba, June 18-22, 2007, 2007.
Hermus K., Vanhamme H., Verhelst W., Irhimeh S., and De Moortel J., "DCT-Based Amplitude and Frequency Modulated Harmonic-Plus-Noise Modelling for Text-To-Speech Synthesis", ICASSP 2007, Honolulu, Hawai, April 15 - 20, 2007, 2007.
Soens P., and Verhelst W., "Split Time Warping Of Speech For Robust Automatic Dialogue Replacement", XIII-th Convention of Electrical Engineering (CIE 2007), pp.1 - 4, 2007.
Lv G., Jiang D., Sahli H., Zhao R., and Verhelst W., "A NOVEL DBN MODEL FOR LARGE VOCABULARY CONTINUOUS SPEECH RECOGNITION AND PHONE SEGMENTATION", from PROCEEDINGS OF THE 2007 INTERNATIONAL CONFERENCE ON ARTIFICIAL INTELLIGENCE AND PATTERN RECOGNITION, pp.397 - 402, eds. Dimitrios A. Karras, Chunping Li, Zoran Majkic and S.R.M. Prasanna, published by ISRST, 2007. Download.
Demol M., Verhelst W., and Verhoeve P., "The Duration of Speech Pauses in a Multilingual Environment", Interspeech 2007, 2007.
Dekens T., Demol M., Verhelst W., and Beaugendre F., "Voice Activity Detection based on Inverse Normalized Noise Likelihood Estimation", XIII-th Convention of Electrical Engineering, CIE 2007, 2007. Download.
Dekens T., Demol M., Verhelst W., and Verhoeve P., "A comparative study of speech rate estimation techniques", Interspeech 2007, 2007. Download.
Slavova V., Verhelst W., and Sahli H., "A Cognitive Science Reasoning in Recognition of Emotions in Audio -Visual Speech", proc. International Conference ÂInformation Research & Applications - i.Tech2007, pp.117 - 128, 2007.
Research