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Perfil de alocação Logarítmico Adaptativo dos Coeficientes da TWD para Compressão de S-EMG

Marcel H. Trabuco, Marcus V. C. C osta, Francisco A. de O. Nasc iment
Data compressionWavelet transformSurface electromyographic sign alAdaptive protoco

Resumo

This article presents a surface electromyography signal compression algorithm based on wavelet transform and sub-band adaptive bit allocation. The proposal is an allocation profile that fits a logarithmic curve according to the energy o f each sub-band. The results obtained, compared to others previous works found in literature, outperforms those in a wide range of objective evaluation metrics