2020 - XXXVIII Simpósio Brasileiro de Telecomunicações e Processamento de Sinais
A Block-Sparsity Induced NLMS Algorithm with Bias Compensation
Adaptive filtering algorithms are flexible mechanisms that adapt themselves to the environment statistics in which they are immersed. It is known that in pra...
- Rodrigo M.S. Pimenta
- Leonardo Resende
- Lucas da Silva
- Newton Siqueira
- Jurair Rosa
- Mariane R Petraglia
- Diego B. Haddad
- Block-Sparsity
- Bias Compensation
- Selective Partial Update
SBrT 2020
Um Algoritmo Rápido para a Multiplicação de Quatérnios
This work proposes a fast algorithm for computing a product of two quaternions. The direct computation of this product requires 16 multiplications and 12 add...
- Luciano Barboza Silva
- Hélder Barbosa
- Gilson Jerônimo da Silva Jr.
- Ricardo M Campello de Souza
- Quaternions
- Fast algorithms
- Self-similar matrices
- Hypercomplex numbers
SBrT 2020
Um Algoritmo Rápido para a Multiplicação de Octônios
This work proposes a fast algorithm for computing a product of two octonions. The direct computation of an octonion product requires 64 multiplications and 5...
- Luciano Barboza Silva
- Hélder Barbosa
- Gilson Jerônimo da Silva Jr.
- Ricardo M Campello de Souza
- Octonions
- Fast algorithms
- Self-similar matrices
- Hypercomplex numbers
SBrT 2020
Equalizador LRA-MMSE para sistemas OQ-OFDM de baixa resolução
Os sistemas OFDM (Orthogonal Frequency Division Multiplexing) têm requisito de alta resolução dos conversores Analógico-Digitais, e o consumo de energia do s...
- Gabriel Silva
- João T Dias
- LRA-MMSE
- OQ-OFDM
- Conversores AD
SBrT 2020
Modelo Complexo eta-mu Bivariável com Desbalanceamento de Clusters
In this paper, a fading model for the complex bivariate eta-mu channel, with an imbalance between the number of clusters of the in phase and quadrature compo...
- Alessandro Paulo de Oliveira
- Thiago Bairros
- Rausley Adriano Amaral de Souza
- Michel Daoud Yacoub
- eta-mu distribution
- fading channels
- bivariate phase envelope joint distribution.
SBrT 2020