Description: 通信系统的仿真,卷积码是纠错码的一种,可以用于数字电视,手机等通信领域,本例子给出了基于matlab的程序,可用于实际的仿真!-communications system simulation, convolutional codes is an error-correcting code that can be used in digital TVs, mobile phones and other communications, this example is based on the Matlab program can be used for actual simulation! Platform: |
Size: 1024 |
Author:陈榧 |
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Description: 这是个关于最常用的卷积码的维特比C程序！！，本人还在完善中，请指教-This is the most commonly used on Convolutional Codes Viterbi C program! ! I also perfected, please enlighten Platform: |
Size: 14336 |
Author:陆颖佳 |
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Description: 用EXIT图来分析卷积码组的特性，有详细的注释，对于研究和学习卷积吗很有帮助-EXIT chart used to analyze group characteristics of convolutional codes, have detailed notes, for research and study it very helpful convolution Platform: |
Size: 23552 |
Author:彭坦 |
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Description: [LDPC码]是LDPC码相关论文
[WuYuFei]中是WuYuFei的论文
[WuYufei_matlab]是WuYufei做Turbo码的Matlab程序
程序实现在固定信噪比和卷积长度的条件下，计算不同正常的帧错误概率和比特错误概率
turbo_sys_demo.m是主程序
其中trellis.m是构造网格的子程序
logmapo.m是LOGMAP译码算法子程序
sova0.m是SOVA译码算法子程序
encoderm.m是编码子程序
[22]是以WuYufei程序的改动，实现在帧长、信噪比和迭代次数固定的情况下，获得两个译码器的先验信息的变化情况
http://www.pudn.com
-[LDPC Code] LDPC code is a relevant paper [WuYuFei] is WuYuFei paper [WuYufei_matlab] is to do WuYufei procedures Turbo Codes Matlab program signal to noise ratio at a fixed length and convolution conditions, different normal frame error probability and the bit error probability is turbo_sys_demo.m main structure of which is trellis.m grid is logmapo.m Subroutine Subroutine LOGMAP decoding algorithm is the SOVA decoding algorithm sova0.m Subroutine Subroutine encoderm.m coding [22 ] WuYufei procedure is based on changes in帧长realize, signal to noise ratio and a fixed number of iterations circumstances, the acquisition of two decoder a priori information changes http://www.pudn.com Platform: |
Size: 1771520 |
Author:李灵 |
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Description: these codes read input image and generate the 2D gabor filters, with changeable scale, orientation, perform the convolution with input image. Platform: |
Size: 1024 |
Author:gayatri_mirajkar |
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Description: 数字图象处理教程
INTRODUCTION 4
DIGITAL IMAGE DEFINITIONS 5
COMMON VALUES 6
CHARACTERISTICS OF IMAGE OPERATIONS 7
TYPES OF OPERATIONS 7
TYPES OF NEIGHBORHOODS 8
VIDEO PARAMETERS 9
TOOLS 9
CONVOLUTION 10
PROPERTIES OF CONVOLUTION 10
FOURIER TRANSFORMS 10
PROPERTIES OF FOURIER TRANSFORMS 11
IMPORTANCE OF PHASE AND MAGNITUDE 14
CIRCULARLY SYMMETRIC SIGNALS 15
EXAMPLES OF 2D SIGNALS AND TRANSFORMS 15
STATISTICS 16
PROBABILITY DISTRIBUTION FUNCTION OF THE BRIGHTNESSES 16
PROBABILITY DENSITY FUNCTION OF THE BRIGHTNESSES 16
AVERAGE 18
STANDARD DEVIATION 19
COEFFICIENT-OF-VARIATION 19
PERCENTILES 19-INTRODUCTION 4
DIGITAL IMAGE DEFINITIONS 5
COMMON VALUES 6
CHARACTERISTICS OF IMAGE OPERATIONS 7
TYPES OF OPERATIONS 7
TYPES OF NEIGHBORHOODS 8
VIDEO PARAMETERS 9
TOOLS 9
CONVOLUTION 10
PROPERTIES OF CONVOLUTION 10
FOURIER TRANSFORMS 10
PROPERTIES OF FOURIER TRANSFORMS 11
IMPORTANCE OF PHASE AND MAGNITUDE 14
CIRCULARLY SYMMETRIC SIGNALS 15
EXAMPLES OF 2D SIGNALS AND TRANSFORMS 15
STATISTICS 16
PROBABILITY DISTRIBUTION FUNCTION OF THE BRIGHTNESSES 16
PROBABILITY DENSITY FUNCTION OF THE BRIGHTNESSES 16
AVERAGE 18
STANDARD DEVIATION 19
COEFFICIENT-OF-VARIATION 19
PERCENTILES 19
MODE 20
SIGNALTONOISE RATIO 20
CONTOUR REPRESENTATIONS 21
CHAIN CODE 21
CHAIN CODE PROPERTIES 22
CRACK CODE 22
RUN CODES 23
PERCEPTION 23
BRIGHTNESS SENSITIVITY 23
WAVELENGTH SENSITIVITY 24
STIMULUS SENSITIVITY 24
SPATIAL FREQUENCY SENSITIVITY 25
COLOR SENSITIVITY 26
STANDARD OBSERVER 26
CIE CHROMATICITY COORDINATES 26
OPTICAL ILLUSIONS 28
IMAGE SAMPLING 30
SAMPLING DENSITY FO Platform: |
Size: 2639872 |
Author:sean |
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Description: This a code for Viterbi algorithm,which is used in the decoding of convolution codes efficiently.-This is a code for Viterbi algorithm,which is used in the decoding of convolution codes efficiently. Platform: |
Size: 1024 |
Author:Gautham |
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Description: Implementing and studying the performance of FIR filter.
Implementation and study of IIR filters
Quantisation of continuous signals
Multirate signal Processing
Convolution of signals Platform: |
Size: 30720 |
Author:Shiv Ganesh |
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Search - Convolution Codes.