搜索资源列表
imagecipher2
- entropy analysis using matlab
9854125413
- 运动估计是视频编码的关键技术，其最基本的原理是利用相邻帧间的时间 相关性，通过预测来减少时间冗余度。在实际编码中，为了节省码率，并不传 输每一帧的全部数据，而是利用运动估计求出每一帧与其预测参考帧之间的差 值。运动估计越准确，差值的分布越趋近与零，差值块的能量越小，经过变换、 量化和熵编码后所产生的码流的比特位率也越少。因此，运动估计搜索的准确 程度直接影响到了编码的压缩性能。 -Motion estimation is the key to video encodin
Information_Theory
- 从国外找到的matlab信息论工具箱，比较实用，可以求随机变量的互信息和熵。-Matlab information toolbox, including m files for computing multual information and entropy.
Seuillage
- 8 functions for histogram thresholding: intermeans, iterative intermeans, intermode, minimum, minerror, entropy, triangle and moments.
1Dentropythresholdingmethod
- 一维直方图熵阈值算法，Pun提出，Kapur对其阈值和熵进行改进-One-dimensional histogram entropy threshold algorithm, Pun made, Kapur entropy threshold and its improvements
2dshangyuzhi
- 二维最大熵阈值分割法，较一维有很好的去噪效果-Two-dimensional maximum entropy threshold segmentation method, the more one-dimensional results have a good de-noising
MaoSy
- 用MATLAB编写的5个程序，，其中有三个用到高阶谱分析箱HOSA，，可在pudn网站下载这个工具箱。另外有计算信息熵和图像处理的MATLAB程序，，均为自己编写-MATLAB prepared with five procedures, which use higher-order spectral analysis of three boxes HOSA,, can be downloaded from the web sites in the toolbox pudn. In additi
wavelet_packet_denoise
- 基于小波包分解的语音去噪，根据熵谱概率密度函数估计阈值，去除实际环境噪声。-Based on wavelet packet decomposition of the voice de-noising, in accordance with spectral entropy probability density function estimated threshold, the actual removal of environmental noise.
chaos
- ApEn(近似熵)方法是测度熵的一种替代算 法,简单可靠,值得深入研究. -.The correlation dimension obtained from this method is optimal and the stable estimation of the Kolmogorov entropy is also obtained.
autosegment
- 利用图像熵进行自动阈值分割的方法，简单，速度快-The use of entropy for automatic image thresholding method
sys_entropy
- 计算RBN系统熵，ENTROPY Calculate the entropy of the system. Indicator for the diversity of the rules in the network.-Calculate the entropy of the system .Indicator for the diversity of the rules in the network.
FuzzyClusteringToolbox
- 四种聚类算法源代码及示例代码,本程序的最终目的是形成一套标准的用于聚类、可扩展的工具。包括的内容有1. 聚类算法：Kmeans和Kmedoid算法、FCMclust, GKclust, GGclust算法 2. 评估分类原型：程序可以在二维图像上绘制出聚类的结果 3. 验证：程序给每一个算法提供验证机制，每个聚类算法会统计Partition Coefficient (PC), Classification Entropy (CE), Partition Index (SC), Separatio
PSD
- 利用最大值熵法和PSD函数法分别求信号的功率谱密度。-The use of maximum entropy method and the PSD function method for seeking signals in the respective power spectral density.
lz
- 运用L-Z编码方式，对无记忆信源进行编码，包含编码字典，信息墒。-LZ encoding to use for non-memory source coding, including encoding the dictionary, and information entropy.
huffman
- 对无记忆信源运用huffman编码，解码，计算信源熵和编码效率-Memory source to use for non-huffman encoding, decoding, computing source entropy and coding efficiency
matlabwavelettransform
- 利用matlab编程对遥感图像的熵值进行计算，并对其进行小波变换，统计遥感图像在小波域的特性-Matlab Programming for remote sensing images using the entropy values calculated, and its wavelet transform, statistical remote sensing images in the wavelet domain feature
suanshubianma
- 和其它熵编码方法不同的地方在于，其他的熵编码方法通常是把输入的消息分割为符号，然后对每个符号进行编码，而算术编码是直接把整个输入的消息编码为一个数-And other entropy coding method is that different places, other entropy coding method is to input the message is usually divided into symbols, and then encode each symbol, whil
Huffman
- HUFFMAN编码。对一片文章进行HUFFMAN编码，并计算它的信源熵，与编码后的平均码长进行比较。-HUFFMAN coding. Of an article to HUFFMAN coding, and calculate the entropy of its source, and the encoded average code length for comparison.
maxent-20041229-linux-static.tar
- 基础的极大熵算法是分析研究，有利于初学者的分析研究！-Maximum entropy algorithm is based on analysis of
col-toolbox
- 本资料涵盖量丰富，关联维，信息量，GP算法，熵等工具箱，并且每种问题采用的方法有好几种，便于比较。其中包含了LORENZ的一些算法。积累了本人一段时间的整理成果。-This information covers the amount of rich, correlation dimension, the amount of information, GP algorithm, entropy and so the toolbox, and the methods used for each qu