A complex version of the LASSO algorithm and its application to beamforming
Least Absolute Shrinkage and Selection Operator (LASSO) is a useful method to achieve coefficient shrinkage and data selection simultaneously. The central ...
- Jose F. de Andrade Jr.
- Marcello L. R. de Campos
- Jose A. Apolinário Jr.
- Beamforming
- LASSO algorithm
- complex-valued version
- optimum constrained optimization
SBrT 2010
A Computational Platform for Visible Light Communications
This paper proposes a computational platform for simulations of visible light communication (VLC) systems. Special emphasis is placed on the modeling of lig...
- Felipe Barboza da Silva
- Wallace Alves Martins
- Visible light communication
- light-emitting diode
- adaptive filters
- Volterra series
- decision-feedback equalizer
SBrT 2017
A Contribution for Spectrum Sensing in Power Line Communication Systems
In Brazil, the introduction of telecommunication and electric energy regulations for power line communications (PLC) is pushing forward R&D efforts towards...
- Laryssa R. Amado
- Thiago R. Oliveira
- Moisés V. Ribeiro
SBrT 2010
Acoplamento de Modos Guiados em Sistemas TDSL Utilizando Antenas com Simetria Radial
Recently, the exploitation of twisted pairs used as waveguide, as an alternative to the transmission lines mode, has gained prominence, mainly in order to re...
- Brenda Sousa
- Daynara Dias Souza
- Gilvan Borges
- Roberto Menezes Rodrigues
- Andre Mendes Cavalcante
- Joao Weyl Costa
SBrT 2019
A Correlation-Based No-Reference Packet-Loss Metric
In the last few years, there has been a growing interest in automatic methods (metrics) that blindly estimate the quality of digital videos, specially in a...
- Dario D. R. Morais
- Alexandre F. Silva
- Myl`ene C. Q. Farias
- video quality metrics
- artifacts
- quality assessment
- NR quality metrics
- packet-loss
SBrT 2016