搜索资源列表
corner_detector
- 我用matlab写的一个corner detector, 效果比现在流行的harris，susan，CSS等效果要好。 Algorithm is derived from: X.C. He and N.H.C. Yung, Curvature Scale Space Corner Detector with Adaptive Threshold and Dynamic Region of Support , Proceedings of the 17th International Co
SURFACESMATCHINGALGORITHMBASEDONGENETICALGORITHMAN
- 针对基于最小二乘法的ICP 曲面匹配算法难以处理待比较曲面的局部大变形问题, 提出一种改进算 法。即采用遗传算法确定曲面初始相对位置以保证匹配优化结果为全局最优值, 利用ICP 算法匹配结果构造 偏差阈值, 以此阈值过滤点群后再以最小二乘法进行匹配处理, 消除局部大变形影响, 获得合理的变换矩阵。以此变换矩阵变换初始点群再进行误差计算, 从而获得理想的匹配结果-Least square method based on the ICP surface matching algorithm
peakdet
- Peak detection is one of the most important time-domain functions performed in signal monitoring. Peak detection is the process of finding the locations and amplitudes of local maxima and minima in a signal that satisfies certain properties. These pr
threeer
- threshdemo.m Demonstration of global and local threshold operations of an image
yuzhifenge
- 全局阈值分割：迭代法、Otsu法；局部阈值分割-Global Thresholding: iterative method, Otsu method local threshold segmentation
locthresh
- this program to help you to Find the local threshold of an image
peakfinder
- This function quickly finds local peaks or valleys (local extrema) in a noisy vector using a user defined magnitude threshold to determine if each peak is significantly larger (or smaller) than the data around it. The problem with the strictly deriva
hundunpso
- 针对二维熵图像分割方法在求取最佳阈值时存在计算量大及微粒群算法容易陷 入局部最优且速度较慢等等问题, 提出了基于混沌粒子群优化算法的二维熵图像分割方法。 该方法考虑了图像中像素点灰度 邻域灰度均值对作为阈值对图像进行分割 利用混沌运 动随机性、遍历性和初值敏感性, 将混沌粒子群优化算法与阈值法相结合在二维空间作全局搜 索。实验结果表明了基于混沌粒子群优化算法的二维熵图像分割法用于阈值寻优减少了搜索 时间, 提高了收敛率
LE
- 基于灰度共生举证局部熵方法求图像的分割阈值-Proof based on gray level co local entropy method for solving the segmentation threshold
papr_windowing
- reduction to papr in ofdm with Peak Windowing: The basic idea of peak windowing is to multiply the envelope of OFDM signal with a weighting function . Therefore, ~xE (t)= xE (t) f (t) where XE(t) =[x(t)] The weighting function give
Hopfield
- A Hopfield network is a form of recurrent artificial neural network invented by John Hopfield in 1982. Hopfield nets serve as content-addressable memory systems with binary threshold nodes. They are guaranteed to converge to a local minimum, but conv
linear_correlation
- 演示验证线性相关算法，主要用于离散点的局部极小值提取（基于多种阈值选取）。还包括最小二乘拟合，三次样条插值等内容。-Demonstration Verification Linear correlation algorithm is mainly used for local minimum extraction of discrete points (based on a variety of threshold selection). Including least squares fitt
1
- MATLAB函数代码，包括中值滤波、直方图均衡化局部直方图均衡化、变大与旋转函数、阈值分割算法。-MATLAB function code, including median filtering, histogram equalization, local histogram equalization, increases with the rotation function, threshold segmentation algorithm.
bernsen
- The method uses a user-provided contrast threshold. If the local contrast (max-min) is above or equal to the contrast threshold, the threshold is set at the local midgrey value (the mean of the minimum and maximum grey values in the local window). If
sauvola
- The implemented Sauvola method uses integral images for fast computation of the threshold function. The Sauvola method is described in: J. Sauvola and M. Pietikainen, Adaptive document image binarization, Pattern Recognition 33, 2000. - ht
nick
- Nick s binarization derives thresholding formula the basic Niblack algorithm, the parent of many local image thresholding methods. The major advantage of Nick s method over Niblack is that it considerably improves binarization for white and light pag
ga_bp
- 基于遗传算法改进阈值的神经网络 能够有效避免神经网络的阈值陷入局部极小值这一问题(The neural network based on genetic algorithm to improve the threshold can effectively avoid the problem that the threshold of the neural network is trapped into the local minimum)