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适用MATLAB仿真实现对模拟信号的采样量化编码程序（模拟信号采样经均匀量化后自然二进制编码），通信系统仿真必备,The application of MATLAB simulation of analog signal sampling quantization coding procedures (analog signal sampling by the uniform quantization after the natural binary code), communication s
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已知两个不同图像块亮度数据如下：
（1）分析DCT原理，采用DCT方法，编程并计算相应的DCT系数，分析系数分布特点。
（2）依据视觉特性分析量化表步长的分布特点，完成DCT系数量化。
（3）采用Z形扫描，实现输出数据的统计编码，形成Video stream。
（4）采用IDCT重建图像亮度数据，计算SAD大小，分析产生误差的原因及采用DCT进行数据压缩的原理。（ ）
（5）分别利用左上角1、3、6个系数重建图像，计算相应的SAD，并由
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Simulation of Residual Excited Linear Prediction (RELP) coding for speech:
This simulation give your voice or available clear wav file.This encoder have linear predictor that decreases signal s dynamic (lower quantization level). This technique als
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本实验旨在了解如何将模拟的声音信号转化为数字信号，重点掌握在数字声音四个重要的技术指标：采样速率、量化比特数、声道数和编码方法。-This experiment aimed at understanding how analog voice signal into a digital signal, with a focus in the hands of digital audio technology to four key indicators: the sampling rate, qu
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PCM的编码端仿真程序,主要包括抽样\量化\编码三部分.用程序语言编写-PCM terminal emulation program code, including sample \ quantization \ encoding three parts. With the preparation of programming language
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H.264视频编码标准中的DCT变化与量化步骤。-H.264 video coding standard changes in the DCT and quantization steps.
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In this work, the Mel frequency Cepstrum Coefficient
(MFCC) feature has been used for designing a text
dependent speaker identification system. The extracted
speech features (MFCC’s) of a speaker are quantized to a
number of centroids using v
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