搜索资源列表
cgsolve(1)
- 共轭梯度下降法,Ax = y,求x.矩阵A为共轭对称稀疏矩阵,cgsolve matlab 程序-Conjugate gradient descent method, Ax = y, seeking x. Matrix A is conjugate symmetric sparse matrix, cgsolve matlab program
Genetic Nonlinear Matlab
- 遗传算法虽然全局搜索能力较强,但是局部搜索能力较弱,一般只能搜索到函数优化问题的次优解,而不是最优解,特别是函数具有多个峰值时,遗传算法易陷入局部极小,不能找到真正的全局最优解。非线性规划因多采用梯度下降方法求解,而具有极强的局部搜索能力。因此,本源代码结合两种算法的优点,一方面采用遗传算法进行全局搜索,另一方面采用非线性规划进行局部搜索,以得到函数优化问题的全局最优解。实验证明,这种方法不仅能解决多峰函数寻优易陷入局部极小的问题,而且具有很高的迭代寻优效率,取得了满意的结果。-Global s
Perceptron_Function
- 感知器算法,利用C语言实现。利用梯度下降法进行迭代求解。-Perception algorithm, using C language, that is, we usually write operations, to share with you. . . .
matlabprogram
- 改进的最速梯度下降法,优于数值优化,matlab实现-Improved the speed gradient descent method, which is higher than that of numerical optimization
machine1
- 用MATLA实现机器学习中的批处理梯度下降法和随机梯度下降法-Batch gradient descent method and stochastic gradient descent method in machine learning using MATLA
Lecture9_LinearREgression
- matlab中用梯度下降法进行线性回归,是机器学习的例程。很好很实用。-machine learning.linear regression and gradient descent way.
Opt_Steepest11
- 梯度下降法源程序,可求得给定函数的极小值-code of Gradient descent algorithm
BP
- BP神经网络是一个前向网络,它利用误差反向传播算法对网络进行训练,结构简单,可塑性强。本例选择3层BP神经网络(隐层为1层)来逼近函数,单输入单输出,隐层包含7个神经元,预设精度为0.1,学习率设为0.1,循环次数为5000次,达到循环次数,或结果达到预设精度要求,结束计算。激活函数选择双曲函数,采用梯度下降法,通过神经元的输入和误差,以及权值的学习速率来计算权值的变化率。将输入提供给网络后,神经元的激活值从输入层经各中间层向输出层传播,输出层的神经元获得网络的输入相应。接下来,按照减少目标输出
bp-pso-matlab
- PSO替代梯度下降训练BP网络,将代码从doc复制出来即可-The PSO alternative gradient descent training of BP network, the code is copied from the doc can
BP
- 梯度下降的BP网络算法实现,没有调用matlab的BP网络工具函数,matlab编程。-Gradient descent BP neural network algorithm, the BP network tools no call matlab function, matlab programming.
perceptron
- 模式识别-梯度下降法特例的感知器算法的Matlab实现,实现两类线性分类。-Pattern-Recognition,The perceptron algorithm based on MATLAB
bp-neural
- 采用动量梯度下降算法来训练 BP 神经网络,效果很好-BP neural training
bp-neural-training
- 采用动量梯度下降算法来训练 BP 神经网络,效果很好-BP neural training
liblinear-1.92.tar
- 经典随机梯度下降SVM,一个简单易读的线性分类器代码,执行速度快,分类准确率也不错,适用于大规模图像分类。-The classic stochastic gradient descent SVM, a linear classifier code easier to read, faster execution speed, good classification accuracy, suitable for large-scale image classification.
ICA_gradient_descent
- ICA梯度下降算法,里面包含了数据用来验证梯度下降算法的实现过程。对ICA的具体算法有清楚的了解。-ICA gradient descent algorithm, which contains the data used to verify the gradient descent algorithm implementation process. Have a clear understanding of the specific algorithms of ICA.
train-the-BP-network
- 采用动量梯度下降算法训练 BP 网络,输入矢量和目标矢量-Using momentum gradient descent algorithm to train the BP network
s4
- 基于遗传算法的作业排序方法 利用梯度下降法求解线性判别函数-Job sorting method based on genetic algorithm using the gradient descent method for solving linear discriminant function
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
Lizilvbogenzong
- 提出了一种基于粒子滤波的自适应运动目标跟踪方法。均值漂移算法是一种最优梯度下降法,通过 迭代来搜索目标,从而实现对运动目标的跟踪。-Adaptive moving target tracking method based on particle filter. The mean-shift algorithm is an optimal gradient descent method, through an iterative search for the target in order t
dongliangsuanfa
- 采用动量梯度下降算法训练BP网络,证明,一个3层的BP网络能够实现任意的连续映射,可以任意精度逼近任何给定的连续函数。-Using momentum gradient descent algorithm to train the BP network, proved that a three-layer BP network to any continuous mapping can be arbitrary-precision approach any given continuous fun