Amauri Lopes

According to our database, Amauri Lopes authored at least 21 papers between 1998 and 2013.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2013

Survey on automatic transcription of music - Historical overview of techniques.

Tiago Fernandes Tavares, Jayme Garcia Arnal Barbedo, Romis Attux, Amauri Lopes

J. Braz. Comput. Soc., 2013

Maximum Likelihood-Based Direction-of-Arrival Estimator for Discrete Sources.

Rafael Krummenauer, Rafael Ferrari, Ricardo Suyama, Romis Attux, Cynthia Junqueira, Pascal Larzabal, Philippe Forster, Amauri Lopes

Circuits Syst. Signal Process., 2013

Improving the Efficiency of Natural Computing Algorithms in DOA Estimation Using a Noise Filtering Approach.

Levy Boccato, Rafael Krummenauer, Romis Attux, Amauri Lopes

Circuits Syst. Signal Process., 2013

Unsupervised training of detection threshold for polyphonic musical note tracking based on event periodicity.

Tiago Fernandes Tavares, Jayme Garcia Arnal Barbedo, Romis Attux, Amauri Lopes

Proceedings of the IEEE International Conference on Acoustics, 2013

2012

Application of natural computing algorithms to maximum likelihood estimation of direction of arrival.

Levy Boccato, Rafael Krummenauer, Romis Attux, Amauri Lopes

Signal Process., 2012

An extended echo state network using Volterra filtering and principal component analysis.

Levy Boccato, Amauri Lopes, Romis Attux, Fernando J. Von Zuben

Neural Networks, 2012

Velocity spectrum analysis in seismic prospecting combining detection principles, beamspace techniques and coherent signal-subspace processing.

Rafael Krummenauer, Amauri Lopes, Martin Tygel

Proceedings of the Conference Record of the Forty Sixth Asilomar Conference on Signals, 2012

2011

Improving a Multiple Pitch Estimation Method With AR Models.

Tiago Fernandes Tavares, Jayme G. A. Barbedo, Amauri Lopes

Proceedings of the AES International Conference Semantic Audio 2011, 2011

An echo state network architecture based on volterra filtering and PCA with application to the channel equalization problem.

Levy Boccato, Amauri Lopes, Romis Attux, Fernando J. Von Zuben

Proceedings of the 2011 International Joint Conference on Neural Networks, 2011

Multimodal optimization in the context of Sparse Component Analysis.

Everton Z. Nadalin, Levy Boccato, Romis Attux, Leonardo Tomazeli Duarte, Amauri Lopes, João Marcos Travassos Romano, Ricardo Suyama

Proceedings of the 2011 IEEE Symposium on Computational Intelligence for Multimedia, 2011

2010

Improving the threshold performance of maximum likelihood estimation of direction of arrival.

Rafael Krummenauer, Marco Cazarotto, Amauri Lopes, Pascal Larzabal, Philippe Forster

Signal Process., 2010

2009

Empirical Methods to Determine the Number of Sources in Single-Channel Musical Signals.

Jayme Garcia Arnal Barbedo, Amauri Lopes, Patrick J. Wolfe

IEEE Trans. Speech Audio Process., 2009

2007

On the Vectorization of FIR Filterbanks.

Jayme Garcia Arnal Barbedo, Amauri Lopes

EURASIP J. Adv. Signal Process., 2007

Automatic Genre Classification of Musical Signals.

Jayme Garcia Arnal Barbedo, Amauri Lopes

EURASIP J. Adv. Signal Process., 2007

High Time-Resolution Estimation of Multiple Fundamental Frequencies.

Jayme Garcia Arnal Barbedo, Amauri Lopes, Patrick J. Wolfe

Proceedings of the 8th International Conference on Music Information Retrieval, 2007

A clustering-based method for DOA estimation in wireless communications.

Romis Attux, Ricardo Suyama, Rafael Ferrari, Cynthia Junqueira, Rafael Krummenauer, Pascal Larzabal, Amauri Lopes

Proceedings of the 15th European Signal Processing Conference, 2007

2005

Fourier-Lapped Multilayer Perceptron Method for Speech Quality Assessment.

Moisés Vidal Ribeiro, Jayme Garcia Arnal Barbedo, João Marcos Travassos Romano, Amauri Lopes

EURASIP J. Adv. Signal Process., 2005

2004

Sampled continuous time filter banks and frame theory.

Guillermo Langwagen, Amauri Lopes

Proceedings of the Second IASTED International Conference on Circuits, 2004

2003

Improving the MODEX algorithm for direction estimation.

Amauri Lopes, Ivanil S. Bonatti, Pedro L. D. Peres, Carlos A. Alves

Signal Process., 2003

2002

Application of Kohonen self-organizing maps to improve the performance of objective methods for speech quality assessment.

Jayme G. A. Barbedo, Moisés Vidal Ribeiro, Fernando José Von Zuben, Amauri Lopes, João Marcos Travassos Romano

Proceedings of the 11th European Signal Processing Conference, 2002

1998

Transmission Line Modeling: A Circuit Theory Approach.

Pedro L. D. Peres, Ivanil S. Bonatti, Amauri Lopes

SIAM Rev., 1998