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pro vyhledávání: '"Jose Ivson S. Silva"'
Autor:
Gabriel M. Da Costa, Gabriel G. Carvalho, Lucas Pontes De Albuquerque, Tsang Ing Ren, Diego J. C. Santiago, Jose Ivson S. Silva, Marcel Santana Santos, Jorge F. Puig Battle
Publikováno v:
Anais Estendidos da Conference on Graphics, Patterns and Images (SIBRAPI Estendido 2020).
The quality of the images obtained from mobile cameras has been an important feature for modern smartphones. The camera Image Signal Processing (ISP) is a significant procedure when generating high-quality images. However, the existing algorithms in
Autor:
Jose Ivson S. Silva, Tsang Ing Ren, Luis Filipe Alves Pereira, Hector N. B. Pinheiro, Daniel B. O. Carvalho, Anderson G. Silva, Thais M. L. Pina, George D. C. Cavalcanti
Publikováno v:
SMC
This work proposes an improvement for fingerprint spoof detection in order to reduce the occurrence of live fingerprints from elderly people taken as spoof. The novel architecture combines classifiers working independently into two distinct image qua
Autor:
Jose Ivson S. Silva, Thais M. L. Pina, George D. C. Cavalcanti, Luis Filipe Alves Pereira, Tsang Ing Ren, Hector N. B. Pinheiro, Anderson G. Silva, Joao Paulo Nogueira de Oliveira
Publikováno v:
IJCNN
We introduce a fingerprint spoof detection technique based on MLP and SVM that combines several features. The proposed technique is evaluated on two scenarios: (i) when an impostor can perform consecutive attempts to be considered authentic; and, (ii