Image Compression A collection of simple routines for image compression using different techniques. BTCODE: Image compression Using Block Truncation Coding. PYRAMID: Image compression based on Gaussian Pyramids. DCTCOMPR:

gsm tchfs语音信道传送接收过程仿真,包括外编码卷积码交织过程-GSM TCHFS voice channel transmission receiving process simulation, including coding convolution code outside the weaving process