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Sociedade Brasileira de Telecomunicações

2013 - XXXI Simpósio Brasileiro de Telecomunicações



Reconhecimento de Voz Contínua com Atributos PNCC e Métodos de Robustez WD e MAP

The degradation of the speech signal due to adverse conditions generates low accuracy rates in speech recognition systems. The authors propose mixing two m...

SBrT 2013


Data Compression and Sampling Period of Daily Energy Consumption

Data compression will be extremely necessary in order to solve the problem of large data volume generated by smart meters. The aim of this work, is to inves...

SBrT 2013


Camera identification based on sensor noise pattern: a practical procedure for open scenarios

In this paper, the problem of device identification based on sensor noise pattern in open scenarios is addressed. This context is common in practice and qu...

SBrT 2013


Development of Monitoring Software for Optical Sensor Networks

This work presents a monitoring software responsible for processing, persistence and visualization of the data obtained from monitoring realized through op...

SBrT 2013


Desempenho de sistema de rádio cognitivo em transmissão contínua com sensoriamento no receptor

Most of studies in cognitive radio have considered that the transmission of secondary users is not allowed within the sensed band during the sensing period. ...

SBrT 2013