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

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

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

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

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