Hybrid firefly-Linde-Buzo-Gray algorithm for channel-optimized vector quantization codebook design
FABS Ferreira, HAS Leitao… - Integrated Computer …, 2017 - content.iospress.com
This paper introduces a hybrid method that uses Firefly Algorithm (FA) and Linde-Buzo-Gray
(LBG) algorithm to Channel-Optimized Vector Quantization (COVQ) codebook design. Fast …
(LBG) algorithm to Channel-Optimized Vector Quantization (COVQ) codebook design. Fast …
On the performance of M-QAM for Nakagami channels subject to gated noise
This paper presents a mathematical analysis of the joint effects of additive white Gaussian
noise and gated noise in an M-ary Quadrature Amplitude Modulation communication system …
noise and gated noise in an M-ary Quadrature Amplitude Modulation communication system …
On gated Gaussian impulsive noise in M-QAM with optimum receivers
This paper presents an approach for the analysis of gated Gaussian impulsive noise and its
effects in M-ary Quadrature Amplitude Modulation (M-QAM) schemes. In the approach, both …
effects in M-ary Quadrature Amplitude Modulation (M-QAM) schemes. In the approach, both …
A quasi random symbol interleaving technique applied to image transmission by noisy channels
Image vector quantization (VQ) is sensitive to channel errors because they can lead to
spurious blocks and consequent quality degradation of transmitted images. One way to …
spurious blocks and consequent quality degradation of transmitted images. One way to …
Atribuição de Índices para QV Robusta usando o Algoritmo Variable Neighborhood Search
Este trabalho aborda o problema da Quantização Vetorial Robusta no cenário de
transmissão de imagens por canal binário simétrico. É introduzida uma aplicação do …
transmissão de imagens por canal binário simétrico. É introduzida uma aplicação do …