A Hybrid GMM Speaker Verification System for Mobile Devices in Variable Environments. - Tsang Ing Ren; George D. C. Cavalcanti; Dimas Gabriel; Hector N. B. Pinheiro (IDEAL, 2012)

A fingerprint spoof detection based on MLP and SVM. - Luis Filipe A. Pereira; Hector N. B. Pinheiro; Jose Ivson S. Silva; Anderson G. Silva; Thais M. L. Pina; George D. C. Cavalcanti; Tsang Ing Ren; Joao Paulo Nogueira de Oliveir (IJCNN, 2012)

A modular architecture based on image quality for fingerprint spoof detection. - George D. C. Cavalcanti; Luis Filipe A. Pereira; Hector N. B. Pinheiro; Jose Ivson S. Silva; Anderson G. Silva; Thais M. L. Pina; Daniel B. O. Carvalho; Tsang Ing Ren (SMC, 2012)

Speaker verification using type-2 Fuzzy Gaussian Mixture Models. - Ing Ren Tsang; Dimas Gabriel; Hector N. B. Pinheiro; George D. C. Cavalcanti (SMC, 2012)

Type-2 Fuzzy GMM-UBM for Text-Independent Speaker Verification. - Hector N. B. Pinheiro; Tsang Ing Ren; George D. C. Cavalcanti; Ing Jyh Tsang; Jan Sijbers (SMC, 2013)

Type-2 Fuzzy GMMs for Robust Text-Independent Speaker Verification in Noisy Environments. - Hector N. B. Pinheiro; Tsang Ing Ren; George D. C. Cavalcanti; Ing-Jyh Tsang; Jan Sijbers (ICPR, 2014)

Type-2 fuzzy GMM for text-independent speaker verification under unseen noise conditions. - Hector N. B. Pinheiro; Sergio R. F. Vieira; Tsang Ing Ren; George D. C. Cavalcanti; Paulo S. G. de Mattos Neto (ICASSP, 2016)

Speaker segmentation using i-vector in meetings domain. - Leonardo Valeriano Neri; Hector N. B. Pinheiro; Tsang Ing Ren; George D. C. Cavalcanti; André Gustavo Adami (ICASSP, 2017)

Optimizing speaker-specific filter banks for speaker verification. - Hector N. B. Pinheiro; Fernando M. P. Neto; Adriano L. I. Oliveira; Tsang Ing Ren; George D. C. Cavalcanti; André Gustavo Adami (ICASSP, 2017)

2D/3D Megavoltage Image Registration Using Convolutional Neural Networks. - Hector N. B. Pinheiro; Tsang Ing Ren; Stefan Scheib; Armel Rosselet; Stefan Thieme-Marti (CoRR, 2018)

Variational DNN embeddings for text-independent speaker verification. - Hector N. B. Pinheiro; Tsang Ing Ren; André Gustavo Adami; George D. C. Cavalcanti (Pattern Recognit. Lett., 2021)