Abraham Alcaim

28 papers A 1B 2Journal 10Unranked 15
YearRankTypeTitle / Venue / Authors
2019 B conf
Ideal neighbourhood mask for speech enhancement using deep neural networks.
IJCNN
Christian Arcos, Marley M. B. R. Vellasco, Abraham Alcaim
2016 — conf
Median filtering the temporal probability distribution in histogram mapping for robust continuous speech recognition.
EUSIPCO
Christian Arcos Gordillo, José Roberto Boisson de Marca, Abraham Alcaim
2014 — conf
Speech enhancement and features compensation algorithms for continuous speech recognition.
ChinaSIP
Christian Arcos, Marco Grivet, Abraham Alcaim
2009 — conf
Robust access based on speaker identification for optical communications security.
DPS
Leonardo Zão, Abraham Alcaim, Rosângela Coelho
2008 — conf
LSF and LPC - derived features for Large Vocabulary Distributed Continuous Speech Recognition in Brazilian Portuguese.
ACSCC
Vladimir Fabregas Surigué de Alencar, Abraham Alcaim
2008 J jnl
Switching between the SA-DCT and the EI-DCT in arbitrarily shaped image coding.
Int. J. Imaging Syst. Technol.
Flávia M. Freitas, Abraham Alcaim
2007 A conf
Features interpolation domain for distributed speech recognition and performance for ITU-t g.723.1 CODEC.
INTERSPEECH
Vladimir Fabregas Surigué de Alencar, Abraham Alcaim
2006 — conf
A Real-Time and Parametric Parallel Video Compression Architecture Using FPGA.
ISPA Workshops
Cássio Alves Carneiro, Francisco M. P. Garcia, Flávia M. Freitas, Zélia M. A. Peixoto, Amanda R. M. Diniz, Abraham Alcaim
2006 J jnl
Text-independent speaker recognition based on the Hurst parameter and the multidimensional fractional Brownian motion model.
IEEE Trans. Speech Audio Process.
R. Sant'Ana, Rosangela Coelho, Abraham Alcaim
2005 — conf
On the Performance of Hurst-Vectors for Speaker Identification Systems.
ICAPR (1)
Ricardo Sant Ana, Rosangela Coelho, Abraham Alcaim
2005 — conf
Transformations of LPC and LSF Parameters to Speech Recognition Features.
ICAPR (1)
Vladimir Fabregas Surigué de Alencar, Abraham Alcaim
2004 — conf
A New Classifier for Speaker Verification Based on the Fractional Brownian Motion Process.
TSD
Ricardo Sant Ana, Rosangela Coelho, Abraham Alcaim
2004 J jnl
Theoretical analysis and reduction of the quantization noise effects in the SA-DCT.
Int. J. Imaging Syst. Technol.
Emilio Carlos Acocella, Abraham Alcaim
2003 — conf
Effects of adaptive postfilters on the LSF quantisation for low bit rate speech coders in tandem connections.
ISSPA (1)
Rodrigo C. de Lamare, Abraham Alcaim
2003 J jnl
Subband decomposition strategies for object-based image coding.
Int. J. Imaging Syst. Technol.
Marcio Albuquerque de Souza, Emilio Carlos Acocella, Abraham Alcaim
2002 — conf
AR-vector using CMS for robust text independent speaker verification.
DSP
Charles B. de Lima, Dirceu G. da Silva, Abraham Alcaim, José Antonio Apolinário
2002 — conf
On the use of PCA in GMM and AR-vector models for text independent speaker verification.
DSP
Charles B. de Lima, Abraham Alcaim, José Antonio Apolinário
2001 J jnl
Alignment by phase of vertical coefficients in SA-DCT.
IEEE Signal Process. Lett.
Emilio Carlos Acocella, Abraham Alcaim
2001 — conf
Analysis of LSF switched-predictive vector quantisers.
ISSPA
Rodrigo C. de Lamare, Abraham Alcaim
2001 J jnl
Mathematical formulation of shape-adaptive 2-D transforms.
IEEE Signal Process. Lett.
Emilio Carlos Acocella, Abraham Alcaim
2000 J jnl
Differential coding of speech LSF parameters using hybrid vector quantization and bidirectional prediction.
IEEE Trans. Speech Audio Process.
Lúcio Martins da Silva, Abraham Alcaim
1998 — conf
CELP with priority to critical segments.
EUSIPCO
Lúcio Martins da Silva, Abraham Alcaim
1996 — conf
Edge-preserving ADPCM and ECVQ coding of image sub-bands using subjective criteria.
ICIP (3)
Marcelo Mollica Jourdan, Abraham Alcaim
1995 J jnl
A modified CELP model with computationally efficient adaptive codebook search.
IEEE Signal Process. Lett.
Lúcio Martins da Silva, Abraham Alcaim
1994 J jnl
Backward adaptive lattice and transversal predictors in low-delay CELP coders.
Signal Process.
Sergio Ricardo M. F. Aguiar, Abraham Alcaim
1994 — conf
Identification of Dominant Coefficients in DCT Image Coders using Weighted Vector Quantization.
ICIP (1)
Luciano Vereda Oliveira, Abraham Alcaim
1994 B conf
On the use of simulated annealing for error protection of CELP coders employing LSF vector quantizers.
VTC
Sonia L. Q. Dall'Agnol, José Roberto Boisson de Marca, Abraham Alcaim
1994 J jnl
Performance of LSF vector quantizers for VSELP coders in noisy channels.
Eur. Trans. Telecommun.
Sonia L. Q. Dall'Agnol, Abraham Alcaim, José Roberto Boisson de Marca