搜索资源列表
ImageEntropy
- 信息源根据一个有限的或无限但可数的符号集生成一个任意符号序列也就是说，信源的输出是离散的随机变量。本实验要求编写计算图像的一阶二阶熵的程序-Information sources based on a limited or unlimited number of symbols but can be set to generate a sequence of arbitrary symbols that is to say, the output source is the discrete r
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.
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
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.
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.
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.
entropy
- 这个函数包含广泛的和非广泛的香农Tsallis、escort Tsallis,和renyi 熵. -This function contains a wide range of broad-based and non-Shannon, Tsallis, escort Tsallis, and renyi entropy. The functions include extensive Shannon and nonextensive Tsallis, escort Tsallis, and re
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
SLIQ
- SLIQ数据挖掘算法，使用c++实现，使用SLIQ算法，用信息熵的方法作为决策树节点列策略-SLIQ data mining algorithms using c++ implementation
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
multiresolution-entropy-procedure
- matlab求多分辨信息熵程序，提供给大家共享-matlab seek multiresolution entropy procedure, available to share
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
discretization
- 基于熵的属性离散化方法，参见《一种基于熵的连续属性离散化方法》-An entropy based algorithm for discretization of continuous variables
bbbb
- 摘 要:提出一种新的基于Pareto多目标进化免疫算法(PMEIA)。算法在每一代进化群体中选取最优非支配抗体保存到记忆细胞文档中 同时引入Parzen窗估计法计算记忆细胞的熵值,根据熵值对记忆细胞文档进行动更新,使算法向着理想Pareto最优边界搜索。此外,算法基于点在目标空间分况进行克隆选择,有利于得到分布较广的Pareto最优边界,且加快了收敛速度。与已有算法相比, PMEIA在收敛性、多样性,以及解的分布性方面都得到很好的提高。-Abstract:This paperproposed a
fp
- 基于ICA的独立分量分析，目标函数是负熵，快速不动点算法-ICA-based independent component analysis, the objective function is negative entropy, fast fixed-point algorithm