Abraham Alcaim - researchr alias

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Viewing Publication 1 - 28 from 28

2019

Ideal neighbourhood mask for speech enhancement using deep neural networksChristian Arcos, Marley Vellasco, Abraham Alcaim. ijcnn 2019: 1-5 [doi]

2016

Median filtering the temporal probability distribution in histogram mapping for robust continuous speech recognitionChristian Arcos Gordillo, José Roberto Boisson de Marca, Abraham Alcaim. eusipco 2016: 1198-1201 [doi]

2014

Speech enhancement and features compensation algorithms for continuous speech recognitionChristian Arcos, Marco Grivet, Abraham Alcaim. chinasip 2014: 27-31 [doi]

2009

Robust access based on speaker identification for optical communications securityLeonardo Zão, Abraham Alcaim, Rosângela Coelho. icdsp 2009: 1-5 [doi]

2008

LSF and LPC - derived features for Large Vocabulary Distributed Continuous Speech Recognition in Brazilian PortugueseVladimir Fabregas Surigué de Alencar, Abraham Alcaim. acssc 2008: 1237-1241 [doi]

Switching between the SA-DCT and the EI-DCT in arbitrarily shaped image codingFlávia M. Freitas, Abraham Alcaim. imst, 18(4):219-227, 2008. [doi]

2007

Features interpolation domain for distributed speech recognition and performance for ITU-t g.723.1 CODECVladimir Fabregas Surigué de Alencar, Abraham Alcaim. interspeech 2007: 1142-1145 [doi]

2006

Text-independent speaker recognition based on the Hurst parameter and the multidimensional fractional Brownian motion modelR. Sant Ana, Rosangela Coelho, Abraham Alcaim. taslp, 14(3):931-940, 2006. [doi]

A Real-Time and Parametric Parallel Video Compression Architecture Using FPGACássio A. Carneiro, Francisco M. P. Garcia, Flávia M. Freitas, Zélia M. A. Peixoto, Amanda R. M. Diniz, Abraham Alcaim. ispa 2006: 758-768 [doi]

2005

On the Performance of Hurst-Vectors for Speaker Identification SystemsRicardo Sant Ana, Rosangela Coelho, Abraham Alcaim. icapr 2005: 514-521 [doi]

Transformations of LPC and LSF Parameters to Speech Recognition FeaturesVladimir Fabregas Surigué de Alencar, Abraham Alcaim. icapr 2005: 522-528 [doi]

2004

Theoretical analysis and reduction of the quantization noise effects in the SA-DCTEmilio Carlos Acocella, Abraham Alcaim. imst, 14(6):238-245, 2004. [doi]

A New Classifier for Speaker Verification Based on the Fractional Brownian Motion ProcessRicardo Sant Ana, Rosangela Coelho, Abraham Alcaim. TSD 2004: 253 [doi]

2003

Effects of adaptive postfilters on the LSF quantisation for low bit rate speech coders in tandem connectionsRodrigo C. de Lamare, Abraham Alcaim. isspa 2003: 393-396 [doi]

Subband decomposition strategies for object-based image codingMarcio Albuquerque de Souza, Emilio Carlos Acocella, Abraham Alcaim. imst, 13(3):179-187, 2003. [doi]

2002

On the use of PCA in GMM and AR-vector models for text independent speaker verificationCharles B. de Lima, Abraham Alcaim, José Antonio Apolinário. icdsp 2002: 595-598 [doi]

AR-vector using CMS for robust text independent speaker verificationC. B. de Lima, Dirceu G. da Silva, Abraham Alcaim, José Antonio Apolinário. icdsp 2002: 1073-1076 [doi]

2001

Mathematical formulation of shape-adaptive 2-D transformsEmilio Carlos Acocella, Abraham Alcaim. spl, 8(10):273-275, 2001. [doi]

Alignment by phase of vertical coefficients in SA-DCTEmilio Carlos Acocella, Abraham Alcaim. spl, 8(2):42-44, 2001. [doi]

Analysis of LSF switched-predictive vector quantisersRodrigo C. de Lamare, Abraham Alcaim. isspa 2001: 727-730 [doi]

2000

Differential coding of speech LSF parameters using hybrid vector quantization and bidirectional predictionLúcio Martins da Silva, Abraham Alcaim. taslp, 8(2):208-211, 2000. [doi]

1998

CELP with priority to critical segmentsLúcio Martins da Silva, Abraham Alcaim. eusipco 1998: 1-4 [doi]

1996

Edge-preserving ADPCM and ECVQ coding of image sub-bands using subjective criteriaMarcelo Mollica Jourdan, Abraham Alcaim. icip 1996: 411-414 [doi]

1995

A modified CELP model with computationally efficient adaptive codebook searchLúcio Martins da Silva, Abraham Alcaim. spl, 2(3):44-45, 1995. [doi]

1994

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