Gheorghe Marcel Gabrea

Gheorghe Marcel Gabrea
Professeur
Degrees B.Ing. (Timisoara, Roumanie), Doctorat (Bordeaux I)
Office A-2472
Presentation

Département de génie électrique

Research interests:

  • Information and Communications Technologies

Research areas:

  • Traitement numérique et analogique du signal
  • Rehaussement de la parole en ambiance bruitée
  • Reconnaissance robuste de la parole
Publications: conference_item
Canadian Conference on Electrical and Computer Engineering
Publications: conference_item
IEEE International Midwest Symposium on Circuits and Systems (MWSCAS)
Publications: conference_item
Canadian Conference on Electrical and Computer Engineering
Publications: conference_item
23rd Canadian Conference on Electrical and Computer Engineering (CCECE)
Publications: conference_item
2012 25th IEEE Canadian Conference on Electrical and Computer Engineering (CCECE)
Publications: conference_item
2002 11th European Signal Processing Conference. Proceedings
Publications: conference_itemau

Publications: conference_item
23rd Canadian Conference on Electrical and Computer Engineering (CCECE)
Publications: article

Publications: article

Publications: conference_item
24th Canadian Conference on Electrical and Computer Engineering (CCECE)
Publications: conference_item
Canadian Conference on Electrical and Computer Engineering
Publications: conference_item
7th International Workshop on Acoustic Echo and Noise Control
Publications: conference_item
INTERSPEECH - 8th International Conference on Spoken Language Processing
Publications: conference_item
IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA)
Publications: conference_item
IEEE International Conference on Acoustics, Speech and Signal Processing
Publications: conference_item
IWAENC 2003 : Eighth International Workshop on Acoustic Echo and Noise Control: proceedings
Publications: conference_item
International Workshop on Acoustic Echo and Noise Control (IWAENC)
Publications: conference_item
GSPx the Embedded Signal Processing conference
Publications: conference_item
IEEE International Conference on Acoustics, Speech and Signal Processing
Publications: article

Publications: conference_item
Canadian Conference on Electrical and Computer Engineering
Publications: conference_item
International Workshop on Acoustic Echo and Noise Control (IWAENC)
Publications: conference_item
Canadian Conference on Electrcial and Computer Engineering
Publications: conference_item
IEEE International Symposium on Circuits and Systems (ISCAS)
Publications: book

Publications: conference_item
Proceedings of 10th European Signal Processing Conference
Publications: conference_item
Sixth International Conference on Spoken Language Processing (ICSLP 2000)
Publications: conference_item
7th International Workshop on Acoustic Echo and Noise Control
Publications: book

Publications: book

Publications: article

Publications: conference_item
Proceedings of the Canadian Engineering Education Association
Publications: article

Publications: article

Publications: conference_item
2012 11th International Conference on Information Science, Signal Processing and their Applications (ISSPA)
Publications: conference_item
2012 25th IEEE Canadian Conference on Electrical and Computer Engineering (CCECE)
Publications: conference_item
38th Annual Conference on IEEE Industrial Electronics Society, IECON 2012
Publications: conference_item
Canadian Conference on Electrical and Computer Engineering
Publications: conference_item
Sixth International Conference on Spoken Language Processing (ICSLP 2000)
Publications: conference_item
CCECE 2000-Canadian Conference on Electrical and Computer Egineering
Publications: conference_item
Canadian Conference on Electrical and Computer Engineering Conference Proceedings
Publications: conference_item
IEEE International Symposium on Industrial Electronics (ISIE)
Publications: conference_item
Canadian Conference on Electrical and Computer Engineering (CCECE)
Publications: conference_item
45th Midwest Symposium on Circuits and Systems
Publications: conference_item
Canadian Conference on Electrical and Computer Engineering (CCECE)
Publications: conference_item
IEEE Canadian Conference on Electrical and Computer Engineering
Courses and support services

Courses

ELE431 Analyse et conception de circuits analogiques (Winter 2021)
SYS835 Processeur numérique du signal et de ses appli. (Fall 2020)

Assistance to students

Mémoire à 24 crédits

    Co-directed by: Gargour, Christian S.
    Une application de la transformée en ondelettes à la reconnaissance des commandes vocales en milieu bruité et sa mise en oeuvre par processeur dédié au traitement du signal, by Abbou,Samir Hakim.
    Fall 2005

    Co-directed by: Gargour, Christian S.
    Débruitage d'un signal de la parole corrompu par un bruit coloré en utilisant la transformée en ondelettes et implantation sur un processeur de traitement numérique des signaux, by Lallouani,Abdelkrim.
    Summer 2004

    Co-directed by: Gabrea, Gheorghe Marcel
    Rehaussement d'un signal de la parole altéré par un bruit convolutif et additif à l'aide de la transformée en ondelettes, by Munoz,Antoine.
    Fall 2005

    Co-directed by: Gargour, Christian S.
    Reconnaissance du locuteur à l'aide de la transformée en ondelettes continue, by Velho,Filipe.
    Winter 2006

    Implémentation d'une méthode de reconnaissance de la parole sur le processeur de traitement numérique du signal TMS320C6711, by Zaabi,Khaled.
    Summer 2004

    Étude du canal téléphonique dans un système de reconnaissance robuste de la parole, by Preiss,Rémi.
    Winter 2006

    Conception d'une méthode robuste de reconnaissance de la parole pour un système embarqué, by Charpentier,Christophe.
    Fall 2007

    Co-directed by: Gabrea, Gheorghe Marcel
    Séparation de sources aveugle utilisant la transformée en ondelettes continues, by Belley,Lee-Pierre.
    Winter 2008

Mémoire à 21 crédits

    Implémentation d'une méthode robuste de détection d'activité vocale sur le processeur de signal TMS320C6711, by Craciun,Alexandru.
    Fall 2004

    Co-directed by: Dao, Thien-My
    Conception du système de transmission OFDM codé pour les applications à haut débit, by El Khettabi,Abdelali.
    Winter 2008

Projet d'application à 9 crédits

    Étude d'un système de communication numérique et mise en oeuvre par processeur dédié au traitement du signal, by Massaq,Mohamed.
    Summer 2005

Mémoire à 30 crédits

    Effet du canal sur la reconnaissance automatique de la parole, by Rondeau Beauchamp,Marc-Antoine.
    Winter 2010

    Co-directed by: Gabrea, Gheorghe Marcel
    Detection of Pathologies in Retina Digital Images: an Empirical Mode Decomposition Approach, by Lahmiri,Salim.
    Fall 2011

    Enhancement of speech Signal in Coloured noise, by Darabpour,Amirarsalan.
    Winter 2021

Projet d'application à 15 crédits

    Implémentation d'une méthode de rehaussement de la parole sur le processeur de traitement numérique du signal TMS320C6713, by Koui,Blondé Guy-Charles.
    Winter 2012

    Co-directed by: Gabrea, Gheorghe Marcel
    L'égalisation en communication numérique: études, analyse et simulation, by Benhocine,Amar.
    Summer 2016

    Co-directed by: Nerguizian, Vahé
    Séparation aveugle de sources 'la voix et la musique' avec la méthode d'information mutuelle, by Yahiaoui,Mohammed Nadjib.
    Fall 2016

    Réhaussement de la parole dans un milieu bruité, by Nimon,Léleng Robert.
    Fall 2017

    Étude et implémentation d'un système de communication sur une carte dédiée, by Semraoui,Hassan.
    Summer 2019

    Système d'identification du locuteur, by Djabri,Chiheb.
    Fall 2018

Rapport technique à 6 crédits

    Robust Speech Activity Detection, by Baez Villegas,David Alfredo.
    Summer 2014

    Co-directed by: Gabrea, Gheorghe Marcel
    Étude de quelques applications des ondelettes et de l'EMD à l'analyse de signaux biomédicaux, by Ben Jemia,Mehdi.
    Summer 2015

    Co-directed by: Gabrea, Gheorghe Marcel
    Étude de quelques méthodes de débruitage de la parole par la transformée en ondelette et la décomposition modale empirique, by Hane,Mouhamadou Moustapha.
    Fall 2015

    Co-directed by: Gabrea, Gheorghe Marcel
    Étude implémentation et simulation d'un système de transmission OFDM, by Nghomsi Akamche,Loïc.
    Summer 2017

    Implémentation d'un égaliseur paramétrique sur un processeur numérique de signaux, by Sanchez Gomez,Alejandro.
    Fall 2017

Projet d'intervention en entreprise à 15 crédits

    Co-directed by: Poirier, Philippe
    Tolérance aux pannes en téléphonie IP Multi-sites: cas du CÉGEP Marie-Victorin, by Gueye,Ahmadou Bamba.
    Summer 2015

    Co-directed by: Wylie, Mark
    Concept de simulation d'un poumon, by Raharison,Mpanana-Antonin.
    Winter 2020

Publications
Book (3)

Christian S. Gargour, Marcel Gabrea, David Bensoussan, Venkat Ramachandran. 2018. « Théorie et conception des filtres analogiques ». 2e éd. Québec : Presses de l'Université du Québec. 592 p.

Christian S. Gargour, Georghe Marcel Gabrea, Venkat Ramachandran. 2013. « Traitement numérique des signaux ». 3e éd. Montréal, Canada : Presses de l'Université du Québec. 448 p.

Marcel Gabréa, Éric Grivel, David Labarre, Mohamed Najim. 2006. « Modélisation, estimation et filtrage optimal en traitement du signal ». Paris : Hermès science publications ; Lavoisier. 414 p.

Peer-reviewed article published in a refereed journal (6)

Salim Lahmiri, Christian S. Gargour, Marcel Gabrea. 2014. « Automated pathologies detection in retina digital images based on complex continuous wavelet transform phase angles ». Healthcare Technology Letters. vol. 1 , nº 4. p. 104-108.

Christian Gargour, Gheorghe Marcel Gabrea, Venkat Ramachandran, Jean-Marc Lina. 2009. « A short introduction to wavelets and their applications ». IEEE Circuits and Systems Magazine. vol. 9 , nº 2. p. 57-68.

Gheorghe Marcel Gabrea. 2008. « Robust detection of filled pauses in spontaneous conversational speech ». Transactions on Electronics and Communications. vol. 53 , nº 2. p. 21-24.

Gheorghe Marcel Gabrea. 2008. « Two microphones speech enhancement system based on instrumental variable algorithms ». Transactions on Electronics and Communications. vol. 53 , nº 2. p. 25-28.

Marcel Gabréa. 2006. « Single microphone noise canceller based on a robust adaptive kalman filter ». Scientific Bulletin of the Politehnica University of Timisoara = Transactions on Electronics and Communications. vol. 51 , nº 2. p. 158-162.

E. Grivel, Marcel Gabrea, M. Najim. 2002. « Speech enhancement as a realisation issue ». Signal Processing. vol. 82 , nº 12. p. 1963-1978.

Conference proceeding (37)

Christian Gargour, V. Ramachandran, Gheorghe Marcel Gabrea. 2013. « The use of Maxima in teaching analog and digital signal processing ». Proceedings of the Canadian Engineering Education Association (Montreal, QC, Canada, June 17-20, 2013) Kingston, ON, Canada : Queen's University at Kingston.

Gheorghe Marcel Gabrea. 2012. « A single microphone noise canceller based on an adaptive Kalman filter ». 2012 25th IEEE Canadian Conference on Electrical and Computer Engineering (CCECE) (Montreal, QC, Canada, Apr. 29-May 2, 2012) Washington, DC : IEEE Computer Society.

Salim Lahmiri, Christian Gargour, Gheorghe Marcel Gabrea. 2012. « An EMD-SVM screening system for retina digital images: the effect of kernels and parameters ». 2012 11th International Conference on Information Science, Signal Processing and their Applications (ISSPA) (Montreal, QC, Canada, July 2-5, 2012) p. 912-917. Washington, DC : IEEE.

Salim Lahmiri, Christian Gargour, Gheorghe Marcel Gabrea. 2012. « An empirical mode decomposition approach for automatic diagnosis of retina digital images ». 2012 25th IEEE Canadian Conference on Electrical and Computer Engineering (CCECE) (Montreal, QC, Canada, Apr. 29-May 2, 2012) Washington, DC : IEEE Computer Society.

Salim Lahmiri, Christian Gargour, Gheorghe Marcel Gabrea. 2012. « Statistical features selection from intrinsic mode functions for pathologies detection in retina digital images ». 38th Annual Conference on IEEE Industrial Electronics Society, IECON 2012 (Montreal, QC, Canada, Oct. 25-28, 2012) p. 1585-1590. Washington, DC : IEEE Computer Society.

Gheorghe Marcel Gabrea. 2011. « Two microphones speech enhancement systems based on instrumental variable algorithm for speaker identification ». 24th Canadian Conference on Electrical and Computer Engineering (CCECE) (Niagara Falls, Canada, May 8-11, 2011) p. 000569-000572. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Gheorghe Marcel Gabrea. 2010. « A single microphone noise canceller based on adaptive Kalman filter ». 23rd Canadian Conference on Electrical and Computer Engineering (CCECE) (Calgary, Canada, May 2-5, 2010) Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Gheorghe Marcel Gabrea. 2010. « Instrumental variable algorithms for two microphones speech enhancement systems ». 23rd Canadian Conference on Electrical and Computer Engineering (CCECE) (Calgary, Canada, May 2-5, 2010) Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

L. P. Belley, Marcel Gabrea, Christian Gargour. 2007. « Continuous wavelet transform based source separation ». IEEE International Midwest Symposium on Circuits and Systems (MWSCAS) (Montreal, Canada, Aug. 5-8, 2007) p. 365-368. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabrea. 2006. « Speech enhancement based on a robust adaptive kalman filter ». International Workshop on Acoustic Echo and Noise Control (IWAENC) (Paris, France, Sept. 12-14, 2006)

R. Preiss, Marcel Gabrea. 2006. « Modeling of the PSTN channel and multireferences training in robust speech recognition ». IEEE International Symposium on Industrial Electronics (ISIE) (Montreal, Canada, Jul. 9-13, 2006) p. 589-592. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

R. Preiss, Marcel Gabrea. 2006. « Modélisation du canal téléphonique PSTN et apprentissage multiréférences en reconnaissance robuste de la parole ». Canadian Conference on Electrical and Computer Engineering (CCECE) (Ottawa, Canada, May 7-10, 2006) p. 2116-2119. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

F. Velho, Marcel Gabrea, Christian Gargour. 2006. « Reconnaissance du locuteur à l'aide de la transformée en ondelettes continue (TOC) ». Canadian Conference on Electrical and Computer Engineering (CCECE) (Ottawa, Canada, May 7-10, 2006) p. 2074-2077. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabrea. 2005. « An adaptive kalman filter for the enhancement of speech signals in colored noise ». IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA) (New Paltz, NY, USA, Oct. 16-19, 2005) p. 45-48. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabrea. 2005. « Robust adaptive kalman filter for speech signal recovery in colored noise ». International Workshop on Acoustic Echo and Noise Control (IWAENC) (Eindhoven, The Netherlands, Sept. 12-15, 2005)

Samir Hakim Abbou, Marcel Gabréa, Christian Gargour. 2004. « Extraction des caractéristiques pour la reconnaissance de mots isolés par la méthode des paquets d'ondelettes ». Canadian Conference on Electrical and Computer Engineering (Niagara Falls, Canada, May 2-5, 2004) p. 0523-0526. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Alexandru Craciun, Marcel Gabrea. 2004. « Correlation coefficient-based voice activity detector algorithm ». Canadian Conference on Electrical and Computer Engineering (Niagara Falls, Canada, May 2-5, 2004) p. 1789-1792. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabrea. 2004. « An adaptive kalman filter for the enhancement of speech signals ». INTERSPEECH - 8th International Conference on Spoken Language Processing (Jeju Island, Korea, Oct. 4-8, 2004) p. 2709-2712.

Marcel Gabrea. 2004. « Robust adaptive kalman filter-based single microphone noise canceller ». GSPx the Embedded Signal Processing conference (Santa Clara, CA, USA, Sept. 27-30, 2004)

Marcel Gabréa. 2004. « Robust adaptive kalman filtering-based speech enhancement algorithm ». IEEE International Conference on Acoustics, Speech and Signal Processing (Montreal, Canada, May 17-21, 2004) p. 301-304. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

A. Lallouani, Marcel Gabrea, Christian Gargour. 2004. « Wavelet based speech enhancement using two different threshold-based denoising algorithms ». Canadian Conference on Electrical and Computer Engineering (Niagara Falls, Canada, May 2-5, 2004) p. 315-318. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabréa. 2003. « Double affine projection algorithm-based speech enhancement algorithm ». IEEE International Conference on Acoustics, Speech and Signal Processing (Hong Kong, China, Apr. 6-10, 2003) p. 904-907. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabrea. 2003. « Kalman filter-based single microphone noise canceller ». IWAENC 2003 : Eighth International Workshop on Acoustic Echo and Noise Control: proceedings (Kyoto, Japan, Sept. 8-11, 2003) p. 111-114.

Marcel Gabréa. 2003. « Source separation based on a double affine projection algorithm ». Canadian Conference on Electrical and Computer Engineering (Montreal, Canada, May 4-7, 2003) p. 2039-2042. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabréa. 2003. « Two microphones speech enhancement system based on a double affine projection algorithm ». IEEE International Symposium on Circuits and Systems (ISCAS) (Bangkok, Thailand, May 25-28, 2003) p. II-544 - II-547. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

K. Zaabi, Marcel Gabrea. 2003. « Reconnaissance robuste de chiffres enchaînes avec des ressources limitées ». IEEE Canadian Conference on Electrical and Computer Engineering (Montreal, Canada, May 4-7, 2003) p. 1155-1158. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Gheorghe Marcel Gabrea. 2002. « Adaptive Kalman filtering for speech signal recovery in colored noise ». 2002 11th European Signal Processing Conference. Proceedings (Toulouse, France, Sept. 3-6, 2002) Piscataway, N. J., USA : IEEE.

Marcel Gabréa. 2002. « Speech signal recovery in colored noise using an adaptive Kalman filtering ». Canadian Conference on Electrcial and Computer Engineering (Winnipeg, Canada, May 12-15, 2002) p. 974-979. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Chakib Tadj, Marcel Gabrea, Christian Gargour, V. Ramachandran. 2002. « Towards robustness in speaker verification : enhancement and adaptation ». 45th Midwest Symposium on Circuits and Systems (Tulsa, OK, USA, Aug. 4-7, 2002) p. III-320. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabréa. 2001. « Adaptive kalman filtering-based speech enhancement algorithm ». Canadian Conference on Electrical and Computer Engineering (Toronto, Canada, May 13-16, 2001) p. 521-526. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabrea. 2001. « Adaptive kalman filtering-based speech enhancement algorithm ». 7th International Workshop on Acoustic Echo and Noise Control (Darmstadt, Germany, Sept. 10-13, 2001) p. 207-210.

Marcel Gabrea, Chakib Tadj. 2001. « Speech enhancement for speaker identification ». 7th International Workshop on Acoustic Echo and Noise Control (Darmstadt, Germany, Sept. 10-13, 2001) p. 163-166.

Douglas O'Shaughnessy, Marcel Gabrea. 2001. « Efficient recognition of continuously-spoken numbers ». Canadian Conference on Electrical and Computer Engineering Conference Proceedings (Toronto, ON, Canada, May 13-16, 2001) p. 505-509. Piscataway, NJ, USA : Institute of Electrical and Electronics Engineers.

Marcel Gabrea, Douglas O'Shaughnessy. 2000. « Speech signal recovery in white noise using an adaptive Kalman filter ». Proceedings of 10th European Signal Processing Conference (Tampere, Finland, Sept. 4-8, 2000) p. 159-162. Tampere, Finland : Tampere Univ. Technology.

Marcel Gabrea, Douglas D. O'Shaughnessy. 2000. « Detection of filled pauses in spontaneous conversational speech ». Sixth International Conference on Spoken Language Processing (ICSLP 2000) (Beijing, China, Oct. 16-20, 2000) p. 678-681.

Douglas D. O'Shaughnessy, Marcel Gabrea. 2000. « Recognition of digit strings in noisy speech with limited resources ». Sixth International Conference on Spoken Language Processing (ICSLP 2000) (Beijing, China, Oct. 16-20, 2000) p. 554-557.

Douglas O'Shaughnessy, Marcel Gabrea. 2000. « Automatic identification of filled pauses in spontaneous speech ». CCECE 2000-Canadian Conference on Electrical and Computer Egineering (Halifax, NS, Canada, Mar. 7-10, 2000) p. 620-624. Piscataway, N. J., USA : IEEE.

Communication (1)

Gheorghe Marcel Gabrea. 2003. « Adaptive speech signal recovery in colored noise ». Communication during a conference : International Signal Processing Conference (ISPC 2003) ( Dallas, TX, USA, Mar., 2003 )

Awards and honors