Prof. Ph.D. Alessandro L. Koerich

Alessandro L. Koerich é engenheiro eletricista graduado pela Universidade Federal de Santa Catarina (UFSC), Florianópolis, SC, Brasil, 1995, M.Sc. em Engenharia Elétrica pela Universidade Estadual de Campinas (UNICAMP), Campinas, SP, Brasil, 1997 e Ph.D. em Engenharia de Produção Automática pela École de Technologie Supérieure (ETS), Université du Québec, Montréal, QC, Canadá, 2002. Em 1997 foi pesquisador no Departamento de Engenharia Elétrica da Universidade Federal de Santa Catarina (UFSC). De 1997 a 1998 foi professor visitante na Universidade Tecnológica Federal do Paraná (UTFPR). De 1998 a 2002 foi pesquisador visitante do Centre for Pattern Recognition and Machine Intelligence (CENPARMI), Montreal, Canadá e do Laboratoire de Vision, Imagerie et Intelligence Artificielle (LIVIA) da École de Technologie Supérieure, Montréal, Canadá. Desde 2002 é professor do Programa de Pós-Graduação em Informática (PPGIa) da Pontifícia Universidade Católica do Paraná (PUCPR) onde atuou como coordenador dos cursos de Mestrado e Doutorado em Informática entre 2006 e 2008. Desde 2009 é professor adjunto do Departamento de Engenharia Elétrica da Universidade Federal do Paraná (UFPR). É co-fundador da InviSys, uma empresa de pesquisa, desenvolvimento e inovação em visão computacional. Dr. Koerich foi Distinguished Speaker for Latin America da IEEE Computer Society entre 2004 e 2006. Desde 2005 é Pesquisador Produtividade em Pesquisa do CNPq na área de Ciência da Computação. Entre 2009 e 2012 foi pesquisador visitante do Instituto de Engenharia de Sistemas e Computadores do Porto (INESC-TEC), Portugal. Em 2013 foi Fulbright Visiting Professor no Departamento de Engenharia Elétrica da Columbia University in the City of New York, EUA. É membro do The Institute of Electrical and Electronics Engineers Inc. (IEEE) e da Association for Computing Machinery (ACM). Dr. Koerich é editor associado do Pattern Recognition Journal desde 2012 e tem atuado como revisor de diversos periódicos, como IEEE MultiMedia, IEEE Transactions on Pattern Analysis and Machine Intelligence, Pattern Recognition Letters, Pattern Recognition, International Journal on Pattern Recognition and Artificial Intelligence, International Journal of Neural Systems, EURASIP Journal on Advances in Signal Processing, além de ter sido membro de comitês de programa de diversas conferências promovidas pelo IEEE e IAPR. Dr. Koerich já publicou mais de 100 artigos em periódicos internacionais e nacionais e conferências internacionais e nacionais e possui três pedidos de patente junto ao INPI. Dr. Koerich é o general chair da 14th International Society for Music Information Retrieval Conference que será realizada em Curitiba, PR, em 2013. Dr. Koerich possui também uma forte interação com a indústria e com o varejo, tendo participado de inúmeros projetos de inovação junto à diversas empresas nacionais e estrangeiras.

Email - Telefone: 3361-3229
Departamento de Engenharia Elétrica - UFPR
Centro Politécnico, CP.19011
Curitiba, PR 81531-990

Disciplinas Lecionadas

• TE826 - Aprendizagem de Máquina (2014-2)
• TE826 - Aprendizagem de Máquina (2013-2)
• TE826 - Aprendizagem de Máquina (2012-2)
• TE808 - Aprendizagem de Máquina (2011-2)
• TE817 - Visão Computacional (2010-2)

Alunos de Mestrado

• Luis Gustavo Weigert Machado - 2014-2016 (Em Andamento) - Projeto: Combinação Hierárquica de Classificadores para Recuperação de Informação Musical.
• Jhony Kaesemodel Pontes - 2013-2014 (Concluído) - Projeto: Estimativa Hierárquica da Idade Baseada em Características Globais e Locais de Imagens Facias.
• Rodrigo Seger Amaral - 2010-2012 (Concluído) - Dissertação: Método para Detecção de Movimentos Auxiliares de Clarinetistas Baseado em Visão Computacional.

Disciplinas Lecionadas

• TE256 - Confiabilidade em Sistemas Eletrônicos (2014-2)
• TE216 - Laboratório de Eletrônica II (2014-2)
• TE265 - Sistemas Eletrônicos de Imagens (2014-1)
• TE266 - Sistemas Eletrônicos de Áudio (2014-1)
• TE052 - Laboratório de Engenharia Elétrica III (2014-1)
• TE256 - Confiabilidade em Sistemas Eletrônicos (2013-2)
• TE216 - Laboratório de Eletrônica II (2013-2)
• Fulbright Visiting Professor at Department of Electrical Engineering, Columbia University in the City of New York (2013-1)
• TE216 - Laboratório de Eletrônica II (2012-2)
• TE214 - Fundamentos da Eletrônica (2012-1)
• TE215 - Laboratório de Eletrônica I (2012-1)
• TE216 - Laboratório de Eletrônica II (2011-2)
• TE214 - Fundamentos da Eletrônica (2011-1)
• TE215 - Laboratório de Eletrônica I (2011-1)
• TE216 - Laboratório de Eletrônica II (2010-2)
• TE214 - Fundamentos da Eletrônica (2010-1)
• TE215 - Laboratório de Eletrônica I (2010-1)

Journals

P.R.L. Almeida, L.E.S. Oliveira, A.S. Britto Jr., E.J.Silva Jr. & A.L. Koerich. PKLot - A Robust Dataset for Parking Lot Classification. Expert Systems with Applications, accepted for publication, February 2015. [Qualis A1]

R.A. Seger, M.M. Wanderley & A.L. Koerich. Automatic Detection of Musicians Ancillary' Gestures Based on Video Analysis. Expert Systems with Applications, Vol.41, No.4, pp.2098-2106, 2014.[Qualis A1]

T.H.H. Zavaschi, A.S. Britto Jr., L.E.S. Oliveira & A.L. Koerich. Fusion of Feature Sets and Classifiers for Facial Expression Recognition. Expert Systems with Applications, Vol.40, No.2, pp.646-655, 2013. [Qualis A1]

H.A. Silva, A.S. Britto Jr., L.E.S. Oliveira & A.L. Koerich. Network Infrastructure Design with a Multilevel Algorithm. Expert Systems with Applications, Vol.40, No.3 pp.3471-3480, 2013. [Qualis A1]

Y.M.G. Costa, L.E.S. Oliveira, A.L. Koerich, F. Gouyon & J.G. Martins. Music Genre Classification Using LBP Textural Features. Signal Processing, Vol.92, No.11, pp.2723-2737, April 2012. ISSN 0165-1684. [Qualis A1]

M. Mansano, L.E.S. Oliveira, A.L. Koerich & A.S. Britto Jr. 2D Principal Component Analysis for Face and Facial-Expression Recognition. Computing in Science & Engineering, vol.13, no.3, pp.9-13, May/June 2011. ISSN 1521-9615 [Qualis B1].

I. Rios, A.S. Britto Jr., A.L. Koerich & L.E.S de Oliveira. An OCR Free Method for Word Spotting in Printed Documents: The Evaluation of Different Feature Sets. Journal of Universal Computer Science, Vol.17 No.1, pp.48-63, 2011. ISSN 0948-695X [Qualis B1].

T. Lidy, C.N. Silla Jr., O. Cornelis, F. Gouyon, A. Rauber, C.A.A. Kaestner & A.L. Koerich. On the Suitability of State-of-the-Art Music Information Retrieval Methods for Analyzing, Categorizing, Structuring and Accessing Non-Western and Ethnic Music Collections. Signal Processing, Vol.90, No.4, pp.1032-1048, April 2010. ISSN 0165-1684. [Qualis A1]

C.M. Bergamini, L.E.S. Oliveira, A.L. Koerich & R. Sabourin. Combining Different Biometric Traits with One-Class Classification. Signal Processing, Vol.89, No.11, pp.2117-2127, November 2009. ISSN 0165-1684. [Qualis A1]

C.N. Silla Jr., A.L. Koerich & C.A.A. Kaestner. Feature Selection Approach for Automatic Music Genre Classification. International Journal of Semantic Computing, Vol.3, No.2, pp.183-208, 2009. ISSN 1793-351X [Qualis B4].

L.E.S. de Oliveira, P.R. Cavalin, A.S. Britto Jr. & A.L. Koerich.Inspeção Automática de Madeiras de Pinus Usando Visão Computacional. Revista de Informática Teórica e Aplicada. Vol. XV, No.2, pp.203-217, Dezembro 2008. ISSN 0103-4308. [Qualis B3]

E. Vellasques, L.E.S. Oliveira, A.S. Britto Jr., A.L. Koerich & R. Sabourin. Filtering Segmentation Cuts for Digit String Recognition. Pattern Recognition, Vol.41, No.10, pp.3044-3053, October 2008. ISSN 0031-3203. [Qualis A1]

C.N. Silla Jr., A.L. Koerich & C.A.A. Kaestner. A Machine Learning Approach to Automatic Music Genre Classification. Journal of the Brazilian Computer Society, Vol.14, No.3, pp.7-18, September 2008. ISSN 0104-6500. [Qualis B2].

P.R. Kalva, F. Enembreck & A.L. Koerich. Classificação de Imagens WEB Utilizando Combinação de Classificadores. IEEE Latin America Transactions. Vol.6, No.7, pp.661-671, December 2008. ISSN 1548-0992. [Qualis B3]

R. Ribeiro, A.P. Borges, G. Ulbricht, A.L. Koerich, E.E. Scalabrin & F. Enembreck. Discovering of Action Policies in Dynamic Environments. Ágora, Revista de Publicação Científica. Caçador, Vol.15, No.1, pp. 175-185, 2008, ISSN 0104-7507. [Qualis C]

R. Ribeiro, A.L. Koerich & F. Enembreck. Reinforcement Learning: Adaptive Agents for Discovery of Policies of Action. Ágora: Revista de Divulgação Científica. Caçador, Vol.14, pp.9-24, 2007, ISSN 0104-7507. [Qualis C]

A.L. Koerich, R. Sabourin & C.Y. Suen. Recognition and Verification of Unconstrained Handwritten Words. IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol.27, No.10, pp.1509-1522, October 2005. ISSN 0162-8828. [Qualis A1]

A.L. Koerich. Handwritten Word Recognition Using Hidden Markov Models. IEEE Latin America Transactions, Vol.2, No.2, pp.131-142, June 2004. ISSN 1548-0992. [Qualis B3]

A.L. Koerich, R. Sabourin & C.Y. Suen. Lexicon-Driven HMM Decoding for Large Vocabulary Handwriting Recognition with Multiple Character Models. International Journal on Document Analysis and Recognition, Vol.6, No.2, pp.126-144, October 2003. [Qualis B1]

A.L. Koerich, R. Sabourin & C.Y. Suen. Large Vocabulary Off-Line Handwriting Recognition: A Survey. Pattern Analysis and Applications (PAA). Vol.6 No.2, pp.97-127, June 2003. [Qualis A1]

A.L. Koerich & L.L. Lee. Automatic Bankcheck Processing: Information Storage and Retrieval. Control and Automation Journal, Vol.12, No.1, pp.53-64, April 2001. [Qualis B1]

L.L. Lee, M.E. Lizarraga, N.R. Gomes & A.L. Koerich. A Prototype for Brazilian Bankcheck Recognition. International Journal of Pattern Recognition and Artificial Intelligence, Vol.11, No.4, pp.549-569, June 1997. [Qualis B1]

M.C. Scheneider, C.G. Montoro, A.L. Koerich & R.L.O. Pinto. MOSFET Threshold Extractions From Voltage-Only Measurements. IEE Electronics Letters, Vol.30, No.17, pp.1458-1459, August 1994. ISSN 0013-5194. [Qualis A1]

Patents

L. E. S. de Oliveira, A. S Britto Jr. & A. L. Koerich. Computational Process for Wood Image Analysis, National Institute of Industrial Property (INPI), Patent Number PI0704329-5, Rio de Janeiro, RJ, Brazil, October 2007 (in Portuguese).

L. E. S. de Oliveira, A. S Britto Jr. & A. L. Koerich. A Method to Inspect Containers, National Institute of Industrial Property (INPI), Patent Number PI0600752-0, Rio de Janeiro, RJ, Brazil, March 2006 (in Portuguese).

A. L. Koerich & L. L. Lee, A Method and System for Automatic Extraction of Filled-in Information From Bankchecks. National Institute of Industrial Property (INPI), Patent Number PI9801896-5, Rio de Janeiro, RJ, Brazil, April 1998 (in Portuguese).

Thesis Supervision

J. K. Pontes. Hierarchical Age Estimation Based on Local and Global Features from Unconstrained Facial Images (Estimativa Hierárquica da Idade Baseada em Características Globais e Locais de Imagens Facias) Master's Dissertation, Postgraduate Programme in Electrical Engineering, Federal University of Paraná (UFPR), Curitiba, PR, Brazil, December 2014 (in Portuguese).

R.A. Seger. A Method for Ancillary Gestures of Clarinetists Based on Computer Vision (Método para Detecção de Movimentos Auxiliares de Clarinetistas Baseado em Visão Computacional) Master's Dissertation, Postgraduate Programme in Electrical Engineering, Federal University of Paraná (UFPR), Curitiba, PR, Brazil, April 2012 (in Portuguese).

T.H.H. Zavaschi. Facial Expression Classification Using Combination of Classifiers (Classificação de Expressões Faciais Com Combinação de Classificadores) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, February 2011 (in Portuguese).

F. Dittrich. A Method for People Counting in Crownd Using Multiples Views (Método para Contagem de Pessoas em Multidões Utilizando Múltiplas Visões) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, September 2011 (in Portuguese).

C. M. Bergamini. A Comparative Study of Fusion Methods Applied to Biometrics (Estudo Comparativo de Métodos de Fusão Aplicado a Biometria) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, August 2009 (in Portuguese).

J. D. Valle Jr. Automatic People Couting in Video Scenes using Computer Vision (Contagem Automática de Pessoas em Cenas de Vídeo Usando Visão Computacional) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, August 2007 (in Portuguese).

I. Rios. Keyword Seach in Document Images: A Free-OCR Approach (Busca por Palavras em Imagens de Documentos: Uma Abordagem Independente de OCR) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, August 2007 (in Portuguese).

A. Marini. Analysis of Rejection Strategies for Multiclass Problems Using ROC Curves (Análise de Estratégias de Rejeição para Problemas com Múltiplas Classes Utilizando Curvas ROC) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, August 2007 (in Portuguese).

A. G. Hochuli. Non-Conventional Event Detection in Video Scenes Using Feature Vectors (Detecção de Eventos Não Convencionais em Cenas de Vídeo Utilizando Vetores de Características) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, August 2007 (in Portuguese).

C. N. Silla Jr. Combination of Classifiers for Automatic Music Genre Recognition (Combinação de Classificadores para o Reconhecimento Automático de Gêneros Musicais) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, April 2007 (in Portuguese).

B. C. de Paula. An Intelligent System for Turn-Based Strategy Games: A Case-Based Planning Approach (Sistema Inteligente para Jogos de Estratégia Baseados em Turnos: Uma Abordagem Utilizando Planejamento Baseado em Casos.) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, February 2007 (in Portuguese).

R. Ribeiro. Evaluation and Action Policy Discovery for Adaptive Autonomous Agents (Avaliação e Descoberta de Políticas de Ação para Agentes Autônomos Adaptativos) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, July 2006 (in Portuguese).

P. R. Kalva. Image Classification Using Classifier Combination and Contextual Information (Classificação de Imagens Usando Combinação de Classificadores e Informação Contextual) Master's Dissertation, Postgraduate Programme in Computer Science (PPGIa), Pontifical Catholic University of Paraná (PUCPR), Curitiba, PR, Brazil, August 2005 (in Portuguese).

Theses

A. L. Koerich. Large Vocabulary Off-Line Handwritten Word Recognition. Ph.D. Thesis, Departement de Génie de la Production Automatisée, École de Technologie Supérieure, Université du Québec, Montreal, QC, Canada, August 2002.

A. L. Koerich. A Proposal for Bank Cheques Images Processing: Information Extraction and Storage. Master's Dissertation, Department of Communications, School of Electrical and Computer Engineering, University of Campinas (UNICAMP), Campinas, SP, Brazil, February 1997 (in Portuguese).

Book Chapters

L. L. Lee, M. E. Lizarraga, N. R. Gomes & A. L. Koerich. A Prototype for Brazilian Bankcheck Recognition in Automatic Bankcheck Processing. Series on Machine Perception & Artificial Intelligence, edited by S. Impedovo, P.S.P. Wang and H. Bunke, World Scientific Pub. Co., Vol.28, pp.87-108, ISBN 981-02-3223-3, December 1997.

Conferences

A. Marini, A.J. Turatti, A.S. Britto Jr. & A.L. Koerich. Visual and Acoustic Identification of Bird Species. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Brisbane, Australia, to appear, April 2015. [Qualis A1]

V. Godoy, A.S. Britto Jr., J. Facon, A.L. Koerich & L.E.S Oliveira. An HMM-based Gesture Recognition Method Trained on Few Samples. IEEE International Conference on Tools with Artificial Intelligence (ICTAI), Limassol, Cyprus, pp.640-646, November 2014. [Qualis A2]

A.L. Koerich. Improving the Reliability of Music Genre Classification using Rejection and Verification.14th International Society for Music Information Retrieval (ISMIR2013), Curitiba, Brazil, pp.511-516, November 2013. [Qualis A1]

Y.M.G. Costa, L.E.S. Oliveira, A.L. Koerich & F. Gouyon. Music Genre Recognition Using Gabor Filters and LPQ Texture Descriptors. 18th Iberoamerican Congress on Pattern Recognition, Havana, Cuba, pp.67-74, November 2013. [Qualis B2]

A. Marini, J. Facon & A.L. Koerich. Bird Species Classification Based on Color Features. IEEE International Conference on Systems, Man, and Cybernetics (IEEE SMC2013), Manchester, UK, pp. 4336-4341, October 2013. [Qualis B2]

Y.M.G. Costa, L.E.S. Oliveira, A.L. Koerich & F. Gouyon. Music Genre Recognition Based on Visual Features with Dynamic Ensemble of Classifiers Selection. 20th International Conference on Systems, Signals and Image Processing (IWSSIP2013), Bucharest, Romania, July 2013. [Qualis B4]

P.R.L. Almeida, L.E.S. Oliveira, E.J. Silva Jr., A.S. Britto Jr. & A.L. Koerich. Parking Space Detection using Textural Descriptors. IEEE International Conference on Systems, Man, and Cybernetics (IEEE SMC2013), Manchester, UK, pp.3603-3608, October 2013. [Qualis B2]

A. Marini, A.L. Koerich & I. H. Florido. Classificacao de Especies de Passaros Utilizando Caracteristicas de Textura. X Encontro Nacional de Inteligencia Artificial e Computacional (ENIAC), Fortaleza, Brazil, to appear, October 2013. [Qualis B4]

F. Dittrich, A.L. Koerich & L.E.S. Oliveira. People Counting in Crowded Scenes Using Multiple Cameras.19th International Conference on Systems, Signals and Image Processing (IWSSIP2012), Vienna, Austria, pp.138-141, April 2012. [Qualis B4]

Y.M.G. Costa, L.E.S. Oliveira, A.L. Koerich & F. Gouyon. Comparing Textural Features for Music Genre Classification. 2012 International Joint Conference on Neural Networks (IJCNN2012), Brisbane, Australia, pp.1867-1872, June 2012. [Qualis A2]

P.R.L. Almeida, E.J.Silva Jr., T.M. Celinski, A.S. Britto Jr, L.E.S. Oliveira & A.L. Koerich. Music Genre Classification using Dynamic Selection of Ensemble of Classifiers. IEEE International Conference on Systems, Man, and Cybernetics (IEEE SMC2012), Seoul, Korea, pp.2700-2705, October 2012. [Qualis B2]

R. Ribeiro, F. Favarim, M.A.C. Barbosa, A.P. Borges, O.B. Dordal, A.L. Koerich & F. Enembreck. Unified Algorithm to Improve Reinforcement Learning in Dynamic Environments - An Instance-based Approach. 14th International Conference on Enterprise Information Systems (ICEIS), pp.229-238, Wroclaw, Poland, 2012, SciTePress 2012, ISBN 978-989-8565-10-5 [Qualis B1].

T.H.H. Zavaschi, L.E.S. Oliveira & A.L. Koerich. Facial Expression Recognition Using Ensemble of Classifiers. 36th International Conference on Acoustics, Speech and Signal Processing (ICASSP2011), Prague, Czech Republic, pp.1489-1492, May 2011. [Qualis A1]

Y.M.G. Costa, F. Gouyon, A.L. Koerich & L.E.S. Oliveira. Classificação de Gêneros Musicais por Texturas no Espaço de Frequência. XXXVIII Seminário Integrado de Software e Hardware (SEMISH 2011), Natal, RN, pp.1352-1365, Julho 2011. [Qualis B4]

Y.M.G. Costa, F. Gouyon, A.L. Koerich & L.E.S. Oliveira. Music Genre Recognition Using Spectrograms. 18th International Conference on Systems, Signals and Image Processing (IWSSIP2011), Sarajevo, Bosnia and Herzegovina, pp.151-154, June 2011. [Qualis B4]

M.T. Lopes, C.N. Silla Jr., A.L. Koerich & C.A.A. Kaestner. Feature Set Comparison for Automatic Bird Species Identification. IEEE International Conference on Systems, Man, and Cybernetics (IEEE SMC2011), Anchorage, Alaska, USA, pp.965-970, October 2011. [Qualis B2]

M. Mansano, L. Paveis, L.E.S. Oliveira, A.S. Britto Jr. & A.L. Koerich. Inspection of Metallic Surfaces using Local Binary Patterns. 37th Annual Conference of the IEEE Industrial Electronics Society (IECON 2011), Melbourne, Australia, pp.2152-2156, November 2011. [Qualis B1]

H.A. Silva, A.S. Britto Jr., L.E.S Oliveira & A.L. Koerich. A Multilevel Algorithm for the Network Design Problem. 37th Annual Conference of the IEEE Industrial Electronics Society (IECON 2011), Melbourne, Australia, pp.2225-2229, November 2011. [Qualis B1]

M.T. Lopes, C.N. Silla Jr., A.L. Koerich & C.A.A. Kaestner. Identificação Automática de Espécies de Pássaros a partir da Análise do Canto. 13o Simpósio Brasileiro de Computação Musical (SBCM2011), Vitória, Brazil, pp.1-4, August 2011, ISSN 2175-6759 [Qualis B4].

C.N. Silla Jr., C.A.A. Kaestner & A.L. Koerich. Classificação de Gêneros Musicais Utilizando Vetores de Característica Híbridos. 13o Simpósio Brasileiro de Computação Musical (SBCM2011), Vitória, Brazil, pp.32-44, August 2011, ISSN 2175-6759 [Qualis B4].

M.T. Lopes, L.L. Gioppo, T. Higushi, C.N. Silla Jr., A.L. Koerich & C.A.A. Kaestner. Automatic Bird Species Identification for Large Number of Species. 13th IEEE International Symposium on Multimedia (ISM 2011), Dana Point, CA, USA, 117-122, December 2011. [Qualis B2]

M. Lopes, F. Gouyon, A.L. Koerich & L.E.S. Oliveira. Selection of Training Instances for Music Genre Classification. International Conference on Pattern Recognition, Istambul, pp.4569-4572, August 2010. [Qualis A1]

A.L. Koerich, L.E.S Oliveira & A.S. Britto Jr. Verification of Unconstrained Handwritten Words at Character Level. International Conference on Frontiers in Handwriting Recognition (ICFHR 2010), Kolkata, India, pp.39-44, November 2010. ISBN 978-0-7695-4221-8. [Qualis B1]

A.L. Koerich, L.E.S. Oliveira & A.S. Britto Jr. Face Recognition Using Selected 2DPCA Coefficients. 17th International Conference on Systems, Signals and Image Processing (IWSSIP2010), Rio de Janeiro, Brazil, pp.490-494, June 2010 [Qualis B4].

I. Rios, A.S. Britto Jr., L.E.S Oliveira & A.L. Koerich. Evaluation of Different Features Sets in an OCR Free Method for Word Spotting in Printed Documents. ACM SAC 2010 - Document Engineering Track, Sierre, Switzerland, pp.52-56, March 2010 [Qualis A1].

C.N. Silla Jr., C.A.A. Kaestner & A.L. Koerich. Improving Automatic Music Genre Classification with Hybrid Content-Based Feature Vectors. ACM SAC 2010 - Information Access and Retrieval Track, Sierre, Switzerland, pp.1702-1707, March 2010 [Qualis A1].

A.P. Borges, A.L. Koerich, R. Ribeiro, E.E. Scalabrin & F. Enembreck. A Strategy for Converging Dynamic Action Policies. IEEE Symposium on Intelligent Agents, IEEE Symposium Series on Computational Intelligence, Nashville, USA, pp.136-143, March 2009. ISBN 978-1-4244-2767-3.

M. Santos, A. Ko, L.E.S. Oliveira, R. Sabourin, A.L. Koerich & A.S. Britto Jr. Evaluation of Different Strategies to Optimize an HMM-based Character Recognition Systems. 10th International Conference on Document Analysis and Recognition (ICDAR2009), Barcelona, Spain. Proceedings of the ICDAR2009. Los Alamitos: IEEE Computer Society, pp.666-670, July 2009. ISBN 978-0-7695-3725-2/09 [Qualis B1]

C. Bergamini, L.E.S. Oliveira, A.L. Koerich & R. Sabourin. Fusion of Biometric Systems using One-Class Classification. International Joint Conference on Neural Network (IJCNN), Hong Kong, China, pp.1309-1314. June 2008. ISBN 978-1-4244-1820-6 [Qualis A2].

C.N. Silla Jr., C.A.A. Kaestner & A. L. Koerich. The Latin Music Database. 9th International Conference on Music Information Retrieval (ISMIR2008), Philadelphia, PA, USA. pp.451-456, September 2008. [Qualis A2]

J.D. Valle Jr., L.E.S. Oliveira, A.L. Koerich & A. S. Britto Jr. Automatic People Counting in Videos from Oblique Viewing Cameras. IEEE Andescon 2008, Cuzco, Peru. October 2008.

A. Marini & A.L. Koerich. Estratégias de Rejeição para Problemas Multiclasses. XXXIV Conferencia Latinoamericana de Informática (CLEI 2008), Santa Fé, Argentina, pp.162-171, September 2008, ISBN 978-950-9770-02-7. [Qualis B4]

M. Santos, L.E.S. Oliveira, R. Sabourin, A.L. Koerich & A.S. Britto Jr. Combinando Características Complementares em Modelos Escondidos de Markov: Uma Otimização para o Reconhecimento de Caracteres Manuscritos. XXXIV Conferencia Latinoamericana de Informática (CLEI 2008), Santa Fé, Argentina, pp.260-269, September 2008, ISBN 978-950-9770-02-7. [Qualis B4]

C.N. Silla Jr., C.A.A. Kaestner & A.L. Koerich. Feature Selection in Automatic Music Genre Classification. 10th IEEE International Symposium on Multimedia (ISM 2008), Berkeley, CA, USA, pp.39-44, December 2008, ISBN 978-0-7695-3454-1. [Qualis A2]

A.G. Hochuli, L.E.S. Oliveira, A.S. Britto Jr. & A.L. Koerich. Detection and Classification of Human Movements in Video Scenes. 2007 IEEE Pacific Rim Symposium on Image and Video Technology, Santiago, Chile. Advances in Image and Video Technology, LNCS Vol.4872, pp.678-691. Heildelberg: Springer-Verlag, 2007. December 2007. ISSN/ISBN 9783540771289 [Qualis B Int.].

J.D. Valle Jr., L.E.S. Oliveira, A.L. Koerich & A.S. Britto Jr. People Counting in Low Density Video Sequences. 2007 IEEE Pacific Rim Symposium on Image and Video Technology, Santiago, Chile. Advances in Image and Video Technology, LNCS Vol.4872, pp.737-748. Heildelberg: Springer-Verlag, 2007. December 2007. ISSN/ISBN 9783540771289 [Qualis B Int.].

R. Ribeiro, A.L. Koerich & F. Enembreck. Noise Tolerance in Reinforcement Learning Algorithms. 2007/IEEE/WIC/ACM International Conference on Inteligent Agent Technology (IAT2007), Silicon Valley, California, USA. Proceedings of the IAT 2007. Los Alamitos: IEEE Computer Society, pp.265-268, November 2007. ISSN/ISBN 0769530273 [Qualis A Int.].

P.R. Kalva, F. Enembreck & A.L. Koerich. WEB Image Classification Based on the Fusion of Image and Text Classifiers. 9th International Conference on Document Analysis and Recognition (ICDAR2007), Curitiba, Brazil. Proceedings of the ICDAR2007. Los Alamitos: IEEE Computer Society, pp.561-565, September 2007. ISSN/ISBN 0769528228. [Qualis B1]

C.N. Silla Jr., C.A.A. Kaestner & A.L. Koerich. Automatic Music Genre Classification Using Ensemble of Classifiers. IEEE International Conference on Systems, Man and Cybernetics (SMC2007), Montreal, Canada, pp.1687-1692, October 2007. ISSN/ISBN 1424409918 [Qualis B1].

A.G. Hochuli, A.S. Britto Jr. & A.L. Koerich. Detection of Non-Conventional Events on Video Scenes. IEEE International Conference on Systems, Man and Cybernetics (SMC2007), Montreal, Canada, pp.302-307, October 2007. ISSN/ISBN 1424409918 [Qualis B1].

C.N. Silla Jr., C.A.A. Kaestner & A.L. Koerich. The Latin Music Database: Uma Base de Dados para a Classificação Automática de Gêneros Musicais. 11th Brazilian Symposium on Computer Music (SBCM2007), São Paulo, Brazil, pp.167-174, September 2007. ISBN 97885886971-3-3 [Qualis B Nac].

P.R. Cavalin, L.E.S. de Oliveira, A.S. Britto Jr. & A.L. Koerich. Wood Defect Detection Based on Grayscale Images and an Optimized Feature Set. The 32nd Annual Conference of the IEEE Industrial Electronics Society (IECON'2006), Paris, France, pp.3408-3412, November 2006 ISSN 1553-572X [Qualis A Int].

A.L. Koerich, A.S. Britto Jr., L.E.S. Oliveira & R. Sabourin. Fusing High- and Low-Level Features for Handwritten Word Recognition. 10th International Workshop on Frontiers in Handwriting Recognition (IWFHR 2006), La Baule, France, pp.151-156, October 2006. ISBN 2-95-27630-0-3 [Qualis B Int]

E. Vellasques, L.E.S. Oliveira, A.S. Britto Jr., A.L. Koerich & R. Sabourin. Modeling Segmentation Cuts Using Support Vector Machines. 10th International Workshop on Frontiers in Handwriting Recognition (IWFHR 2006), La Baule, France, pp.41-46, October 2006. ISBN 2–9527630-0-3 [Qualis B Int]

R. Ribeiro, F. Enembreck & A.L. Koerich. Uma Nova Metodologia para Avaliação da Performance de Algoritmos Baseados em Aprendizagem por Reforço. XXXIII Seminário Integrado de Software e Hardware (SEMISH 2006), Campo Grande, MS, pp.433-446, Julho 2006. ISBN 85-7669-074-8 [Qualis B Nac]

C.N. Silla Jr., C.A.A. Kaestner & A.L. Koerich. Automatic Genre Classification of Latin Music Using Ensemble of Classifiers. XXXIII Seminário Integrado de Software e Hardware (SEMISH 2006), Campo Grande, MS, pp.47-53, Julho 2006. ISBN 85-7669-074-8 [Qualis B Nac]

R. Ribeiro, F. Enembreck & A.L. Koerich. A Hybrid Learning Strategy for Discovery of Policies of Action. International Joint Conference X Ibero-American Artificial Intelligence Conference (IBERAMIA 2006) and XVIII Brazilian Artificial Intelligence Symposium (SBIA 2006), Ribeirão Preto, SP, Brazil. Lecture Notes in Computer Science, Vol.4140, pp. 268-277, October 2006. ISBN 978-3-540-45462-5 [Qualis A Nac]

C.N. Silla Jr., C.A.A. Kaestner & A.L. Koerich. Time-Space Ensemble Strategies for Automatic Music Genre Classification. International Joint Conference X Ibero-American Artificial Intelligence Conference (IBERAMIA 2006) and XVIII Brazilian Artificial Intelligence Symposium (SBIA 2006), Ribeirão Preto, SP, Brazil. Lecture Notes in Computer Science, Vol.4140, pp.339-348, October 2006. ISBN 978-3-540-45462-5 [Qualis A Nac]

B.C. de Paula, F. Enembreck & A.L. Koerich. Agente Inteligente para Jogos de Estratégia Baseados em Turnos: Uma Abordagem Utilizando Planejamento Baseado em Casos. V Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2006), Recife, PE, Brazil, November 2006. ISBN: 85-7669-098-5 [Qualis C Nac]

A. L. Koerich & P. R. Kalva. Unconstrained Handwritten Character Recognition Using Metaclasses of Characters, IEEE International Conference on Image Processing (ICIP2005), Vol.2, pp.542-545, Genova, Italy, September 2005. ISBN 0-7803-9134-9 [Qualis A Int]

A. L. Koerich & C. Poitevin. Combination of Homogeneous Classifiers for Musical Genre Classification. IEEE International Conference on Systems, Man and Cybernetics (SMC2005), pp.554-559, Hawaii, USA, October 2005. ISBN 0-7803-9298-1 [Qualis A Int]

C. N. Silla Jr., C. A. Kaestner & A. L. Koerich. Classificação Automática de Gêneros Musicais Utilizando Métodos de Bagging e Boosting. 10th Brazilian Symposium on Computer Music (SBCM), pp.48-57, Belo Horizonte, Brazil, October 2005 [Qualis C Nac]

C. H. L. Costa, J. D. Valle Jr & A. L. Koerich. Automatic Classification of Audio Data, IEEE International Conference on Systems, Man, and Cybernetics (SMC2004), pp.562-567, The Hague,The Netherlands, October 2004. ISBN 0-7803-8566-7 [Qualis A Int]

A. L. Koerich. Rejection Strategies for Handwritten Word Recognition. International Workshop on Frontiers in Handwriting Recognition (IWFHR 2004), pp.479-484,Tokyo, Japan, October 2004. ISBN 0-7695-2187-8.

A. L. Koerich, R. Sabourin & C. Y. Suen. Fast Two-Level HMM Decoding Algorithm for Large Vocabulary Handwriting Recognition. International Workshop on Frontiers in Handwriting Recognition (IWFHR 2004), pp.232-237, Tokyo, Japan, October 2004. ISBN 0-7695-2187-8.

A. L. Koerich. Improving Classification Performance Using Metaclasses, IEEE International Conference on Systems, Man, and Cybernetics (SMC2003), Vol.1, pp.717-722, Washington DC, USA, October 2003. ISBN 0-7803-7952-7 [Qualis A Int]

A. L. Koerich. Unconstrained Handwritten Character Recognition Using Different Classification Strategies. IAPR International Workshop on Artificial Neural Networks in Pattern Recognition (ANNPR 2003), 5 pages, Firenze, Italy, September 2003.

A. L. Koerich. Verification of Handwritten Words at Character Level. International Conference on Signal and Image Processing (SIP 2003), 6 pages, Honolulu, Hawaii, August 2003.

A. L. Koerich, Y. Leydier, R. Sabourin & C. Y. Suen, Système Hybride de Reconnaissance de Mots Manuscrits sur un Grand Vocabulaire Utilisant des Réseaux Neuronaux et des Modèles de Markov Cachés, Colloque International Franchophone sur l' Écrit et le Document (CIFED 2002), pp.325-334, Hammamet, Tunisia, October 2002 (in French).

A. L. Koerich, Y. Leydier, R. Sabourin & C. Y. Suen, A Hybrid Large Vocabulary Handwritten Word Recognition System Using Neutal Networks with Hidden Markov Models, International Workshop on Frontiers in Handwriting Recognition (IWFHR 2002), pp.99-104, Niagara-on-the-Lake, Canada, August 2002. ISBN 0-7695-1692-0

A. L. Koerich, R. Sabourin & C. Y. Suen, Fast Two-Level Viterbi Search Algorithm for Unconstrained Handwriting Recognition, IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2002), pp.3537-3540, Orlando, USA, May 2002. ISBN 0-7803-7402-9 [Qualis A Int]

A. L. Koerich, R. Sabourin, & C. Y. Suen, A Distributed Scheme for Lexicon-Driven Handwritten Word Recognition and its Application to Large Vocabulary Problems, International Conference on Document Analysis and Recognition (ICDAR 2001), pp.660-664, Seattle, USA, September 2001. ISBN 0-7695-1263-1

A. L. Koerich, R. Sabourin, & C. Y. Suen, A Time-Length Constrained Level Building Algorithm for Large Vocabulary Handwritten Word Recognition, 2nd International Conference on Advances in Pattern Recognition (ICAPR 2001), pp.127-136, Rio de Janeiro, Brazil, March 2001 [Qualis A Int]

A. L. Koerich, R. Sabourin, C. Y. Suen & A. El-Yacoubi, A Syntax-Directed Level Building Algorithm for Large Vocabulary Handwritten Word Recognition, 4th IAPR International Workshop on Document Analysis Systems (DAS 2000), pp.255-266, Rio de Janeiro, Brazil, December 2000.

A. L. Koerich & L. L. Lee, Automatic Storage, Retrieval, and Visualization of Bank Check Images. In International Conference on Document Analysis and Recognition (ICDAR'99), pp.111-114, Bangalore, India, September 1999. ISBN 0-7695-0318-7

A. L. Koerich & L. L. Lee. A Novel Approach for Automatic Extracting the User-Entered Data From Bankchecks. 3rd IAPR International Workshop on Document Analysis Systems (DAS'98), pp.145-148, Nagano, Japan, November 1998.

A. L. Koerich & L. L. Lee. A System for Automatic Extraction of the User-Entered Data from Bankchecks. International Symposium on Computer Graphics, Vision and Image Processing (SIBGRAPI' 98), pp.270-277, Rio de Janeiro, RJ, Brazil, October 1998. ISBN 0-8186-9215-4 [Qualis A Nac]

A. L. Koerich & L. L. Lee. Automatic Extraction of Filled-in Information from Bankchecks Based on Prior Knowledge About Layout Structure. First Brazilian Symposium on Document Image Analysis (BSDIA'97), pp.322-333, Curitiba, PR, Brazil, November 1997.

A. L. Koerich & L. L. Lee. Automatic Extraction of Filled Information From Bankchecks. IEEE International Conference on Systems, Man and Cybernetics (SMC'97), Vol.3, pp.2151-2156 Orlando, USA, October 1997. ISBN 0-7803-4053-1 [Qualis A Int]

A. L. Koerich & L. L. Lee. A Method for Bankchecks Image Storage Based on Layout Knowledge , XV Brazilian Symposium of Telecommunications (SBT'97), pp.394-397, Recife, PE, Brazil, September 1997 (in Portuguese).

A. L. Koerich & L. L. Lee. Compression of Bank Cheque Images Based on Layout Knowledge. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP'97), Vol.4, pp.3185-3188, Munich, Germany, April 1997. ISBN 0-8186-7919-0 [Qualis A Int]

M. C. Scheneider, C. G. Montoro, A. L. Koerich & R. L. O. Pinto. MOSFET Threshold Extractions From Voltage-Only Measurements. IX Brazilian Conference of Microelectronics, pp.216-222, Rio de Janeiro, RJ, Brazil, August 1994.

A. L. Koerich, H. J. Muller & R. Sander, Dielectric Constants in Oxadiazol Series, 45th Meeting of Brazilian Society for the Progress of Science (SBPC) , pp.21-29, Recife, PE, Brazil, July 1993 (in Portuguese).

A. L. Koerich, H. J. Muller & R. Sander, Ferroelectrical Properties of Pentilcarboxi-Anilina, 45th Meeting of Brazilian Society for the Progress of Science, pp.91-98, Recife, PE, Brazil, July 1993 (in Portuguese).

Abstracts

D. A. Corso, R. H. P. Almeida, A. S. Britto Jr., A. L. Koerich, L. E. S. Oliveira. Utilizando Momentos Invariantes para o Reconhecimento de Padrões em um Sistema de Visão Computacional. XV Encontro Anual de Iniciação Científica (EAIC), Ponta Grossa, PR, 2006.

R. H. P. Almeida, D. A. Corso, A. S. Britto Jr., A. L. Koerich, L. E. S. Oliveira. Visão Computacional: Sistemas de Visão Aplicados a Inspeção Industrial. XV Encontro Anual de Iniciação Científica (EAIC), Ponta Grossa, PR, 2006.

M. Y. Yee, A. L. Koerich. Reconhecimento de Texto em Vídeo Digital, XIV Seminário de Iniciação Científica & VIII Mostra de Pesquisa da PUCPR, Outubro 2006, Curitiba.

T. E. Szczepanik, G. M. Rocha, A. L. Koerich. Classificação de Objetos de Interesse em Vídeo Digital. XIV Seminário de Iniciação Científica & VIII Mostra de Pesquisa da PUCPR, Outubro 2006, Curitiba.

G. M. Rocha, T. E. Szczepanik & A. L. Koerich, Detecção e Segmentação de Objetos de Interesse em Vídeo Digital, XIII Seminário de Iniciação Científica e VII Mostra de Pesquisa, pp.61, Curitiba, PR, Brazil, November 2005.

R. Nagornni Jr. & A. L. Koerich, Localização e Segmentação de Texto em Vídeo Digital, XIII Seminário de Iniciação Científica e VII Mostra de Pesquisa, pp.59, Curitiba, PR, Brazil, November 2005.

J. D. Valle Jr. & A. L. Koerich, Técnicas de Pré-Processamento e Extração de Características de Áudio para a Classificação de Gêneros Musicais, XII Seminário de Iniciação Científica e VI Mostra de Pesquisa, pp.12, Curitiba, PR, Brazil, November 2004.

C. H. L. Costa & A. L. Koerich, Busca e Recuperação Automática de Áudio Digital Baseada na Análise do Conteúdo, XII Seminário de Iniciação Científica e VI Mostra de Pesquisa, pp. 15, Curitiba, PR, Brazil, November 2004.

A. L. Koerich & M. C. Scheneider, Series-Parallel Association of FET's for High Gain and High Frequency Applications, X Brazilian Conference of Science and Technology, pp.15, São Carlos, SP, Brazil, December 1994.

A. L. Koerich & M. C. Scheneider, MOSFET Features Extraction, X Brazilian Conference of Science and Technology, pp.09, São Carlos, SP, Brazil, December 1994.

A. L. Koerich & M. C. Scheneider, Compound Transistors for High Gain and High Frequency Applications, X South Brazilian Conference of Science and Technology, pp.79, Blumenau, SC, Brazil, November 1994.

A. L. Koerich & M. C. Scheneider, A New Approach for MOSFET Features Extraction, X South Brazilian Conference of Science and Technology, pp.29, Blumenau, SC, Brazil, November 1994.

A. L. Koerich & M. C. Scheneider, A New Approach for MOSFET Features Extraction, IV State Conference of Science, pp.17, Florianópolis, SC, Brazil, August 1994.

A. L. Koerich & M. C. Scheneider, Application of Compound Transistors in Analog Circuits Design Using Sea-of-Transistors, IX South Brazilian Conference of Science and Technology, pp.99, Santa Maria, RS, Brazil, November 1993.

A. L. Koerich & M. C. Scheneider, Compound Transistors for Analog MOS Integrated Circuits Design on Digital Gate-Arrays, III State Conference of Science, pp.219, Florianópolis, SC, Brazil, August 1993