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1

Ideal neighbourhood mask for speech enhancement

Arcos, C.D., Vellasco, M., Alcaim, A.

Journal:

Electronics Letters

Year:

2018

Language:

english

File:

PDF, 80 KB

english, 2018

2

[IEEE 2019 International Joint Conference on Neural Networks (IJCNN) - Budapest, Hungary (2019.7.14-2019.7.19)] 2019 International Joint Conference on Neural Networks (IJCNN) - Ideal neighbourhood mask for speech enhancement using deep neural networks

Arcos, Christian, Vellasco, Marley, Alcaim, Abraham

Year:

2019

File:

PDF, 3.16 MB

2019

3

Backward adaptive lattice and transversal predictors in low-delay CELP coders

Sergio Ricardo M.F. Aguiar, Abraham Alcaim

Journal:

Signal Processing

Year:

1994

Language:

english

File:

PDF, 978 KB

english, 1994

4

[IEEE 2008 International Conference on Systems, Signals and Image Processing (IWSSIP) - Bratislava, Slovakia (2008.06.25-2008.06.28)] 2008 15th International Conference on Systems, Signals and Image Processing - Robust text-independent speaker identification using multiple subband-classifiers in colored noise environment

Vale, E. E., Cunha, A. A., Alcaim, A.

Year:

2008

Language:

english

File:

PDF, 221 KB

english, 2008

5

[IEEE 2002 IEEE International Symposium on Circuits and Systems - Phoenix-Scottsdale, AZ, USA (26-29 May 2002)] 2002 IEEE International Symposium on Circuits and Systems. Proceedings (Cat. No.02CH37353) - Sound specific modelling and synthesis with a new postfiltering in low bit rate speech coding

de Lamare, R.C., da Silva, L.M., Alcaim, A.

Year:

2002

Language:

english

File:

PDF, 354 KB

english, 2002

6

[IEEE GLOBECOM'96. 1996 IEEE Global Telecommunications Conference - London, UK (18-22 Nov. 1996)] Proceedings of GLOBECOM'96. 1996 IEEE Global Telecommunications Conference - Interpolation-based differential vector coding of speech LSF parameters

Martins da Silva, L., Alcaim, A.

Year:

1996

Language:

english

File:

PDF, 439 KB

english, 1996

7

[IEEE IEEE GLOBECOM 1998 - Sydney,NSW,Australia (8-12 Nov. 1998)] IEEE GLOBECOM 1998 (Cat. NO. 98CH36250) - Performance of motion estimators over MPEG coder considering frame delay analysis

de Oliveira, G.C., Alcaim, A.

Year:

1998

Language:

english

File:

PDF, 302 KB

english, 1998

8

Atributos eficientes em reconhecimento automático de voz distribuído

Alencar, Vladimir F. S. de, Alcaim, Abraham

Journal:

Sba: Controle & Automação Sociedade Brasileira de Automatica

Year:

2008

File:

PDF, 117 KB

2008

9

Subband decomposition strategies for object-based image coding

Marcio Albuquerque de Souza, Emilio Carlos Acocella, Abraham Alcaim

Journal:

International Journal of Imaging Systems and Technology

Year:

2003

Language:

english

File:

PDF, 271 KB

english, 2003

10

Theoretical analysis and reduction of the quantization noise effects in the SA-DCT

Emilio Carlos Acocella, Abraham Alcaim

Journal:

International Journal of Imaging Systems and Technology

Year:

2004

Language:

english

File:

PDF, 212 KB

english, 2004

11

Switching between the SA-DCT and the EI-DCT in arbitrarily shaped image coding

Flávia Magalhães Freitas, Abraham Alcaim

Journal:

International Journal of Imaging Systems and Technology

Year:

2008

Language:

english

File:

PDF, 495 KB

english, 2008

12

Performance of LSF vector quantizers for VSELP coders in noisy channels

Sonia L. Q. Dall'Agnol, Abraham Alcaim, José Roberto B. de Marca

Journal:

Transactions on Emerging Telecommunications Technologies

Year:

1994

Language:

english

File:

PDF, 883 KB

english, 1994

13

Some considerations relating to the performance of variable-information-rate-source to constant-transmission-rate schemes of data compression

Turner, L.F., Frangoulis, E., Alcaim, A.

Journal:

IEE Journal on Computers and Digital Techniques

Year:

1979

Language:

english

File:

PDF, 1.02 MB

english, 1979

14

Strategies to improve the performance of very low bit rate speech coders and application to a variable rate 1.2 kb/s codec

de Lamare, R.C., Alcaim, A.

Journal:

IEE Proceedings - Vision Image and Signal Processing

Year:

2005

Language:

english

File:

PDF, 609 KB

english, 2005

15

Text-independent speaker recognition based on the Hurst parameter and the multidimensional fractional Brownian motion model

Sant'Ana, R., Coelho, R., Alcaim, A.

Journal:

IEEE Transactions on Audio Speech and Language Processing

Year:

2006

Language:

english

File:

PDF, 554 KB

english, 2006

16

[IEEE ICSIPNN '94. International Conference on Speech, Image Processing and Neural Networks - Hong Kong (13-16 April 1994)] Proceedings of ICSIPNN '94. International Conference on Speech, Image Processing and Neural Networks - Text-to-speech system for Brazilian Portuguese using a reduced set of synthesis units

Solewicz, J.A., Moraes, J.A., Alcaim, A.

Year:

1994

Language:

english

File:

PDF, 294 KB

english, 1994

17

[IEEE 2014 IEEE China Summit & International Conference on Signal and Information Processing (ChinaSIP) - Xi'an, China (2014.7.9-2014.7.13)] 2014 IEEE China Summit & International Conference on Signal and Information Processing (ChinaSIP) - Speech enhancement and features compensation algorithms for continuous speech recognition

Arcos, Christian, Grivet, Marco, Alcaim, Abraham

Year:

2014

Language:

english

File:

PDF, 342 KB

english, 2014

18

[IEEE 2009 Second International Conference on the Applications of Digital Information and Web Technologies (ICADIWT) - London, United Kingdom (2009.08.4-2009.08.6)] 2009 Second International Conference on the Applications of Digital Information and Web Technologies - On the performance of ITU-T G.723.1 and AMR-NB codecs for large vocabulary distributed speech recognition in Brazilian Portuguese

de Alencar, Vladimir Fabregas Surigue, Alcaim, Abraham

Year:

2009

Language:

english

File:

PDF, 199 KB

english, 2009

19

Alignment by phase of vertical coefficients in SA-DCT

Acocella, E.C., Alcaim, A.

Journal:

IEEE Signal Processing Letters

Year:

2001

Language:

english

File:

PDF, 43 KB

english, 2001

20

[IEEE [Proceedings] Singapore ICCS/ISITA `92 - Singapore (16-20 Nov. 1992)] [Proceedings] Singapore ICCS/ISITA `92 - Vector quantization of the side information in BTC image coding

Alcaim, A., Oliveira, L.V.

Year:

1990

Language:

english

File:

PDF, 267 KB

english, 1990

21

[IEEE 2008 42nd Asilomar Conference on Signals, Systems and Computers - Pacific Grove, CA, USA (2008.10.26-2008.10.29)] 2008 42nd Asilomar Conference on Signals, Systems and Computers - LSF and LPC - derived features for Large Vocabulary Distributed Continuous Speech Recognition in Brazilian Portuguese

Alencar, V. F. S., Alcaim, A.

Year:

2008

Language:

english

File:

PDF, 161 KB

english, 2008

22

A modified CELP model with computationally efficient adaptive codebook search

de Silva, L.M., Alcaim, A.

Journal:

IEEE Signal Processing Letters

Year:

1995

Language:

english

File:

PDF, 203 KB

english, 1995

23

[IEEE IEEE Vehicular Technology Conference (VTC) - Stockholm, Sweden (8-10 June 1994)] Proceedings of IEEE Vehicular Technology Conference (VTC) - On the use of simulated annealing for error protection of CELP coders employing LSF vector quantizers

Dall'Agnol, S.L.Q., de Marca, J.B.B., Alcaim, A.

Year:

1994

Language:

english

File:

PDF, 434 KB

english, 1994

24

Differential coding of speech LSF parameters using hybrid vector quantization and bidirectional prediction

da Silva, L.M., Alcaim, A.

Journal:

IEEE Transactions on Speech and Audio Processing

Year:

2000

Language:

english

File:

PDF, 107 KB

english, 2000

25

[IEEE Conference Record of the 37th Asilomar Conference on Signals, Systems and Computers - Pacific Grove, CA, USA (9-12 Nov. 2003)] The Thrity-Seventh Asilomar Conference on Signals, Systems & Computers, 2003 - Robust speaker verification in colored noise environment

Medina, C.A., Apolindrio, J.A., Alcaim, A., Alves, R.G.

Year:

2003

Language:

english

File:

PDF, 272 KB

english, 2003

26

[IEEE 2009 16th International Conference on Digital Signal Processing (DSP) - Santorini, Greece (2009.07.5-2009.07.7)] 2009 16th International Conference on Digital Signal Processing - Robust access based on speaker identification for optical communications security

Zao, L., Alcaim, A., Coelho, R.

Year:

2009

Language:

english

File:

PDF, 226 KB

english, 2009

27

[IEEE 2008 3rd International Symposium on Communications, Control and Signal Processing (ISCCSP) - St. Julian's, Malta (2008.03.12-2008.03.14)] 2008 3rd International Symposium on Communications, Control and Signal Processing - Image enhancement in the 2D DCT domain using a band-adaptive contrast modification

Vale, Eduardo Esteves, Alcaim, Abraham

Year:

2008

Language:

english

File:

PDF, 774 KB

english, 2008

28

Mathematical formulation of shape-adaptive 2-D transforms

Acocella, E.C., Alcaim, A.

Journal:

IEEE Signal Processing Letters

Year:

2001

Language:

english

File:

PDF, 49 KB

english, 2001

29

[IEEE 2006 International Telecommunications Symposium - Fortaleza, Ceara, Brazil (2006.09.3-2006.09.6)] 2006 International Telecommunications Symposium - Adaptive decision on the priority of horizontal or vertical direction for the SA-DCT

Freitas, Flavia Magalhaes, Alcaim, Abraham

Year:

2006

Language:

english

File:

PDF, 470 KB

english, 2006

30

[IEEE 14th International Conference on Digital Signal Processing (DSP2002) - Santorini, Greece (1-3 July 2002)] 2002 14th International Conference on Digital Signal Processing Proceedings. DSP 2002 (Cat. No.02TH8628) - AR-vector using CMS for robust text independent speaker verification

de Lima, C.B., da Silva, D.G., Alcaim, A., Apolinario, J.A.

Year:

2002

Language:

english

File:

PDF, 218 KB

english, 2002

31

[IEEE 3rd IEEE International Conference on Image Processing - Lausanne, Switzerland (16-19 Sept. 1996)] Proceedings of 3rd IEEE International Conference on Image Processing - Edge-preserving ADPCM and ECVQ coding of image sub-bands using subjective criteria

Jourdan, M.M., Alcaim, A.

Year:

1996

Language:

english

File:

PDF, 653 KB

english, 1996

32

[IEEE 2006 International Telecommunications Symposium - Fortaleza, Ceara, Brazil (2006.09.3-2006.09.6)] 2006 International Telecommunications Symposium - Modified interpolation of LSFs based on optimization of distortion measures

Ferreira, Carlos R., Alcaim, Abraham, de Lamare, Rodrigo C.

Year:

2006

Language:

english

File:

PDF, 313 KB

english, 2006

33

Wavelet denoising of speech using neural networks for threshold selection

Medina, C.A., Alcaim, A., Apolinário, J.A.

Journal:

Electronics Letters

Year:

2003

Language:

english

File:

PDF, 202 KB

english, 2003

34

[IEEE 2014 International Telecommunications Symposium (ITS) - Sao Paulo, Brazil (2014.8.17-2014.8.20)] 2014 International Telecommunications Symposium (ITS) - PNCC features and FNN - MAP compensation techniques for continuous speech recognition

Gordillo, Christian Arcos, Grivet, Marco Antonio, Alcaim, Abraham

Year:

2014

Language:

english

File:

PDF, 230 KB

english, 2014

35

[IEEE ISSPA 2001. Sixth International Symposium on Signal Processing and its Applications - Kuala Lumpur, Malaysia (13-16 Aug. 2001)] Proceedings of the Sixth International Symposium on Signal Processing and its Applications (Cat.No.01EX467) - Analysis of LSF switched-predictive vector quantisers

de Lamare, R.C., Alcaim, A.

Year:

2001

Language:

english

File:

PDF, 288 KB

english, 2001

36

Automatic speaker verification based on fractional Brownian motion process

Sant'Ana, R., Coelho, R., Alcaim, A.

Journal:

Electronics Letters

Year:

2004

Language:

english

File:

PDF, 63 KB

english, 2004

37

Adaptive weighting of subband-classifier responses for robust text-independent speaker recognition

Vale, E.E., Alcaim, A.

Journal:

Electronics Letters

Year:

2008

Language:

english

File:

PDF, 149 KB

english, 2008

38

Digital filter interpolation of decoded LSFs for distributed continuous speech recognition

de Alencar, V.F.S., Alcaim, A.

Journal:

Electronics Letters

Year:

2008

Language:

english

File:

PDF, 57 KB

english, 2008

39

Reduced sets of subword units for continuous speech recognition of Portuguese

Cerqueira Bispo dos Santos, S., Alcaim, A.

Journal:

Electronics Letters

Year:

2000

Language:

english

File:

PDF, 179 KB

english, 2000

40

Independent analysis of quantiser and predictor used in CCITT 32 kbit/s ADPCM algorithm

De Lima Araujo, A.M., Alcaim, A., Boissen de Marca, J.A.

Journal:

Electronics Letters

Year:

1986

Language:

english

File:

PDF, 318 KB

english, 1986

41

Some considerations relating to the performance of variable-information-rate-source to constant-transmission-rate schemes of data compression

Turner, L.F., Frangoulis, E., Alcaim, A.

Journal:

IEE Journal on Computers and Digital Techniques

Year:

1979

Language:

english

File:

PDF, 1.02 MB

english, 1979

42

[IEEE 14th International Conference on Digital Signal Processing (DSP2002) - Santorini, Greece (1-3 July 2002)] 2002 14th International Conference on Digital Signal Processing Proceedings. DSP 2002 (Cat. No.02TH8628) - On the use of PCA in GMM and AR-vector models for text independent speaker verification

de Lima, C.B., Alcaim, A., Apolinario, J.A.

Year:

2002

Language:

english

File:

PDF, 248 KB

english, 2002

43

[IEEE ITS'98 Proceedings. SBT/IEEE International Telecommunications Symposium (Cat. No.98EX202) - Sao Paulo, Brazil (9-13 Aug. 1998)] ITS'98 Proceedings. SBT/IEEE International Telecommunications Symposium (Cat. No.98EX202) - Feature sets in continuous speech recognition for the Portuguese language

Dos Santos, S.C.B., Alcaim, A.

Year:

1998

File:

PDF, 392 KB

1998

44

[IEEE ITS'98 Proceedings. SBT/IEEE International Telecommunications Symposium (Cat. No.98EX202) - Sao Paulo, Brazil (9-13 Aug. 1998)] ITS'98 Proceedings. SBT/IEEE International Telecommunications Symposium (Cat. No.98EX202) - Feature sets in continuous speech recognition for the Portuguese language

Dos Santos, S.C.B., Alcaim, A.

Year:

1998

Language:

english

File:

PDF, 392 KB

english, 1998

45

[IEEE Seventh International Symposium on Signal Processing and Its Applications, 2003. Proceedings. - Paris, France (2003.07.4-2003.07.4)] Seventh International Symposium on Signal Processing and Its Applications, 2003. Proceedings. - Effects of adaptive postfilters on the LSF quantisation for low bit rate speech coders in tandem connections

de Lamare, R.C., Alcaim, A.

Year:

2003

Language:

english

File:

PDF, 280 KB

english, 2003

46

[IEEE 2016 24th European Signal Processing Conference (EUSIPCO) - Budapest, Hungary (2016.8.29-2016.9.2)] 2016 24th European Signal Processing Conference (EUSIPCO) - Median filtering the temporal probability distribution in histogram mapping for robust continuous speech recognition

Gordillo, Christian Arcos, de Marca, J R Boisson, Alcaim, Abraham

Year:

2016

Language:

english

File:

PDF, 70 KB

english, 2016

47

Further results on relationship between system delay and transmission rate in time encoded speech-type systems

Turner, L.F., Frangoulis, E., Alcaim, A.

Journal:

Electronics Letters

Year:

1980

Language:

english

File:

PDF, 271 KB

english, 1980

48

Role of syllables and function-words in continuous Portuguese speech recognition

Cerqueira Bispo dos Santos, S., Alcaim, A.

Journal:

Electronics Letters

Year:

2000

Language:

english

File:

PDF, 310 KB

english, 2000

49

Very low bit rate speech coding in tandem connections

de Lamare, R.C., Alcaim, A.

Journal:

Electronics Letters

Year:

2003

Language:

english

File:

PDF, 180 KB

english, 2003

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