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- 二维傅里叶变换,对图像进行二维傅里叶变换处理-Two-Dimensional Fast Fourier Transform The purpose of this project is to develop a 2-D FFT program "package" that will be used in several other projects that follow. Your implementation must have the capabilitie
MATLAB
- 对噪声信号中的正弦信号，通过Pisarenko谐波分解方法、Music算法和Esprit算法进行频率估计，信号源是： 其中， ， ， ； 是高斯白噪声，方差为 。使用128个数据样本进行估计。 1、用三种算法进行频率估计，独立运行20次，记录各个方法的估计值，计算均值和方差； 2、增加噪声功率，观察和分析各种方法的性能。-Sinusoidal signal in the noise signal through the Pisarenko harmonic decomposition metho
HOG
- 这是最简洁，注释得最好的HOG(Histogram Oriented Gradient)算法的matlab实现。可用于行人识别和物体跟踪。-This code is well commented, which enables the adjusting of the HOG parameters. This code was developed for the work: O. Ludwig, D. Delgado, V. Goncalves, and U. Nunes, Trainable
DCT2D
- DCT变换的matlab源代码。适合用作特征提取的预处理方法来使用。-DCT transform matlab source code. Suitable for feature extraction preprocessing method to use.
Perceptron
- 利用感知机的线性分类功能，实现2维平面的两类模式分类，matlab实现，并用图像显示-Perceptron using linear classification function, the realization of 2-D plane of the two types of pattern classification, matlab achieve, and image display
ldlt
- 计算具有A=L*D*L 形式的Cholesky因式分解，适用于一些特殊矩阵。-Calculated with A = L* D* L ' forms of Cholesky factorization for some special matrices.
Kriging-ppt
- 克里金方法（Kriging）, 是以南非矿业工程师D.G.Krige (克里金)名字命名的一项实用空间估计技术，是地质统计学 的重要组成部分，也是地质统计学的核心。 -Kriging method (Kriging), is a South African mining engineer DGKrige (Kerry King), named after a practical space estimation techniques, is an important part of geo
Untitled
- FDTD程序关于一维时域有限差分法（分层介质，反射，透过系数-FFT）-1-D FDTD code with simple radiation boundary conditions
FeatureSelection
- Feature Selection using Matlab. The DEMO includes 5 feature selection algorithms: • Sequential Forward Selection (SFS) • Sequential Floating Forward Selection (SFFS) • Sequential Backward Selection (SBS) • Se
heat2d
- 这个程序是用ｍａｔｌａｂ程序编写的应用数值方法计算二维平板传热的一个应用程序，含有源代码和公式，可以根据具体参加和情况进行二次开发，简单使用，非常方便。-use the Matlab to build a code,use numirical method to solve 2-D heat transfer problem, cold in the pack,can be modified by your need
wavelet
- 利用递归迭代法构造多小波基的matlab源码及实现多小波分解2-D图像-Recursive iterative method to construct multi-wavelet basis matlab source code and to achieve more than 2-D image wavelet decomposition
123
- matlab实现的多相滤波器，cic抽取D=5时例子，及级联型的cic的程序。-matlab implementation of the polyphase filter, cic examples taken D = 5 时, and the cascade of cic procedures.
gaussgradient
- Gradient calculation using first order derivative of Gaussian. by using a 2-D Gaussian kernel, derivatives along x and y directions are calculated
digama
- digama.m calculates DIGAMMA ( X ) = d ( LOG ( GAMMA ( X ) ) ) / dX psi_values.m returns some values of the Psi or Digamma function for testing. timestamp.m prints out the current YMDHMS date as a timestamp. asa103_test.m, a sample calling pr
textture-feature
- 基于共生矩阵纹理特征提取，d=1,θ=0°,45°,90°,135°共四个矩阵,所用图像灰度级均为256-Co-occurrence matrix based texture feature extraction, d = 1, θ = 0 °, 45 °, 90 °, 135 ° total of four matrices, the use of gray-scale images are 256
EMD-Toolbox
- EMD的Toolbox及使用方法 经验模态分解（Empirical Mode Decomposition, 简称EMD）是由美国NASA的黄锷博士提出的一种信号分析方法.它依据数据自身的时间尺度特征来进行信号分解, 无须预先设定任何基函数。这一点与建立在先验性的谐波基函数和小波基函数上的傅里叶分解与小波分解方法具有本质性的差别。正是由于这样的特点, EMD 方法在理论上可以应用于任何类型的信号的分解, 因而在处理非平稳及非线性数据上, 具有非常明显的优势。所以, EMD方法一经提出就在不同的
kdtree
- K-D树源码，不错的空间查找算法，在三维重建和匹配中应用较多！-KD tree source, good space search algorithm, in the three-dimensional reconstruction and matching the application of more!
integratedgradient
- The inverse of the gradient function. I ve provided versions that work on 1-d vectors, or 2-d or 3-d arrays. In the 1-d case I offer 5 different methods, from cumtrapz, and an integrated cubic spline, plus several finite difference methods. In h
matlab_jiaocheng
- Matlab是Matlab产品家族的基础，它提供了基本的数学算法，例如矩阵运算、数值分析算法，Matlab集成了 2D和3D图形功能，以完成相应数值可视化的工作，并且提供了一种交互式的高级编程语言——M语言，利用M语言可以通过编写脚本或者函数文件实现用户自己的算法。 这是关于matlab的教程-Matlab family of products is the basis of Matlab, which provides the basic mathematical algorithms,
matlab_dsp_dat
- 由MATLAB向DSP传递.dat文件，非常好的方法。-DSP from MATLAB to pass. Dat files, a very good method.