搜索资源列表
DEFINEV
- ％DEFINEV Scaling vector and derivative ％ ％ [v,dv]= DEFINEV(g,x,l,u) returns v, distances to the ％ bounds corresponding to the sign of the gradient g, where ％ l is the vector of lower bounds, u is the vector of upper ％ bounds. Vector dv is
MeanShift.rar
- Mean Shift 这个概念最早是由Fukunaga等人[1]于1975年在一篇关于概率密度梯度函数的估计中提出来的,其最初含义正如其名,就是偏移的均值向量,在这里Mean Shift是一个名词,它指代的是一个向量,但随着Mean Shift理论的发展,Mean Shift的含义也发生了变化,如果我们说Mean Shift算法,一般是指一个迭代的步骤,即先算出当前点的偏移均值,移动该点到其偏移均值,然后以此为新的起始点,继续移动,直到满足一定的条件结束. 用matlab实现mean shif
CKPCA-HOG-SVM
- 为了准确地对监控场景中的运动目标进行语义上的分类，提出了一种基于聚类的核主成分分析梯度方向直方图和二又决策树支持向量机的运动目标分类算法。-In order to accurately monitor the movement of scene targets semantic classification, the clustering based on kernel principal component analysis of gradient direction histograms,
colorgrad
- Computes the vector gradient of an RGB image
cgls
- 用于解反问题的共轭梯度法，对于Ax=b，输入矩阵A，列向量b，以及迭代步数k，可求的列向量x-Solution of inverse problems for the conjugate gradient method, for Ax = b, the input matrix A, the column vector b, as well as the number of iterations k, rectifiable column vector x
fibonacci_search
- this *.m file is the implementation of fibonacci search that is used for finding gradient vector in optimizaiton algorithm-this*.m file is the implementation of fibonacci search that is used for finding gradient vector in optimizaiton algorithm
vector
- Vector color gradient implementation. Search form i-Vector color gradient implementation. Search form ieee
gvfsnakeMATLAB
- gvf snake 邊緣檢測範例(包含範例圖)-1. Introduction and Installation Instructions ---------------------------------------------- Welcome to the Gradient Vector Flow (GVF) Active Contour Toolbox. The Matlab*.m files in this software distribution imp
Colorgrad
- Vector gradient of RGB image
BP-NET
- 用动量梯度下降法训练BP网络 已知输入向量为P=[-1,-2,3,1 -1,1,5,3]，目标输出为T=[-1,-1,1,1]。 -Gradient descent with momentum BP network training input vector is known as P = [-1,-2,3,1 -1,1,5,3], the target output for the T = [-1,-1,1, 1].
pegasos
- Pegasos-原始估计分梯度求解支持向量机“ 是一种原始的优化支持向量机分类算法解决问题。 请参阅进一步的参考。-"Pegasos-Primal Estimated sub-Gradient SOlver for SVM" is a primal optimization problem solver in Support Vector Machine classification algorithm. See the paper for further reference
gvf
- Gradient vector flow active contour
the-wavelet-neural-network
- 城市交通流的运行存在着高度的复杂性、时变性和随机性,实时准确的交通流预测是智能交通系统,特别是先进的交通管理系统与先进的出行者信息系统研究的关键. 基于交通流预测的特点,给出了基于遗传算法的小波神经 网络的交通预测模型GA-WNN ,用具有自然进化规律的遗传算法来对小波神经网络的连接权值和伸缩平移尺度进行前期优化训练,部分代替了小波框架神经网络中按单一梯度方向进行参数优化的梯度下降法,克服了单一梯度下降法易陷入局部极小和引起振荡效应等缺陷. 仿真实验验证了GA-WNN 预测模型对短时交通流的
PAPER4
- 基于梯度矢量方向性分析的线裁剪算法.pdf-Seam Carving Algorithm Based on Gradient Vector Direction Analysis
ganzhiqi
- 感知器算法的基本思想是，对初始的或迭代中的增广权矢量 ，用已知的训练模式检验它的合理性，当不合理时，对其进行校正，校正方法实际上是最优化技术中的梯度下降法，上传的是用matlab解决感知器问题。-The Perceptron Algorithm The basic idea augmented weight vector of the initial iteration, the known training mode to test it reasonable, unreasonable, i
Hog Feature Vector
- Histogram of Gradient FEature Vector
NLMS
- 在LMS算法中，由于滤波器抽头权向量修正项与抽头输入向量u(n)成正比，因此当u(n)较大时，LMS算法的梯度噪声将被放大。采用归一化LMS(NLMS)算法可以克服LMS算法这一缺点。-In the LMS algorithm, since the filter tap weight vector correction term and tap input vector u (n) is proportional, so when u (n) is large, the gradient noi
prewwit
- The Prewitt operator is used in image processing, particularly within edge detection algorithms. Technically, it is a discrete differentiation operator, computing an approximation of the gradient of the image intensity function. At each point in the
Fast_GVF_v1.0
- The C++/MEX implementation of Gradient Vector Flow (GVF) is much faster than the Matlab implementation. There is a demo.m file in this package, which shows how to run a simple demo. The package is used by: [1] Quan Wang, Kim L. Boyer, T
SVM-master
- Improved Support Vector Machine in MATLAB. Some other functions included as we-This is a improved SVM learner coding in MATLAB. I constructed a new N-Dimensional Hessian Matrix and Gradient Vector builder in costFcn.m. Check the comments in the funct