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TTT_ista_lasso-master

于 2020-10-25 发布

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下载积分: 1 下载次数: 15

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代码说明：

说明：迭代收缩阈值算法和快速收缩阈值迭代算法求解Lasso问题(Iterative Shrinkage Thresholding Algorithm (ISTA) for LASSO problem)

文件列表：

ista_lasso-master, 0 , 2016-10-06
ista_lasso-master\README.md, 2384 , 2016-10-06
ista_lasso-master\create_h2d.m, 390 , 2016-10-06
ista_lasso-master\create_lexicoH.m, 584 , 2016-10-06
ista_lasso-master\demo_ista.m, 4046 , 2016-10-06
ista_lasso-master\funcs, 0 , 2016-10-06
ista_lasso-master\funcs\func3.m, 405 , 2016-10-06
ista_lasso-master\funcs\func3_grad.m, 347 , 2016-10-06
ista_lasso-master\funcs\func3_hess.m, 336 , 2016-10-06
ista_lasso-master\obj_sparse.m, 152 , 2016-10-06
ista_lasso-master\opt, 0 , 2016-10-06
ista_lasso-master\opt\opt_cg.m, 963 , 2016-10-06
ista_lasso-master\opt\opt_fista_lasso.m, 1650 , 2016-10-06
ista_lasso-master\opt\opt_ista_lasso.m, 1344 , 2016-10-06
ista_lasso-master\psnr.m, 218 , 2016-10-06
ista_lasso-master\results, 0 , 2016-10-06
ista_lasso-master\results\cls-cg.jpg, 7011 , 2016-10-06
ista_lasso-master\results\degraded.jpg, 6877 , 2016-10-06
ista_lasso-master\results\lasso-fista.jpg, 7323 , 2016-10-06
ista_lasso-master\results\lasso-ista.jpg, 7190 , 2016-10-06
ista_lasso-master\results\original.jpg, 6841 , 2016-10-06
ista_lasso-master\x_2d.mat, 240 , 2016-10-06

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duxianindex
超炫个性化首页，首页三种随机场景，特效震撼(Stunning personalized homepage)

2014-08-15 16:34:05下载

积分：1
shutu1
说明：（1）图像基本操作：不同格式（大于3种）图像的读入与存盘、文字叠加、不同彩色空间的转换、图像的DCT及FFT变换等；（2）图像增强：包括直方图拉升（线性和非线性）、直方图均衡、平滑与锐化（采用不同的滤镜），美颜（加分项）；（3）图像恢复：几何操作（如旋转、缩放、投影校正等）、模糊恢复（如运动模糊消除等，加分项）；（4）图像合成（加分项）：实现换头、换背景、图像拼接等功能。((1) Basic operation of image: reading and saving of images in different formats (more than 3 kinds), text superposition, conversion of different color spaces, DCT and FFT transformation of images, etc; (2) Image enhancement: including histogram lifting (linear and non-linear), histogram equalization, smoothing and sharpening (using different filters), beauty (bonus item); (3) Image restoration: geometric operations (such as rotation, scaling, projection correction, etc.), blur restoration (such as motion blur elimination, etc., plus points); (4) Image synthesis (Bonus): realize the functions of head changing, background changing, image splicing, etc.)

2020-03-19 11:47:30下载

积分：1
Refined_Lee
编程实现了抑制sar图像相干斑噪声的精致lee滤波算法，效果很好(refined lee)

2013-03-30 06:46:22下载

积分：1
nonlocal-level-set
[SIAM]Nonlocal Active Contours该文件包含论文及代码，主要内容是在水平集图像分割中引入non-local的性质，构造能量泛函，进行图像分割(this file include both paper and code, the main idea is utilize the non-local peperty in level set method for image segmentation )

2014-12-12 14:13:53下载

积分：1
spectralMattingCode
说明：用于数字抠图的源代码，外国人写的，非常好用(image spectral matting code)

2010-04-16 09:27:13下载

积分：1
SIFT_VC
sift 的c++代码。。。。。。。。。。。。(sift c++ code)

2012-07-13 18:45:33下载

积分：1
matlab
图像去模糊处理，分别运用了维纳滤波器、deconvreg方法、deconvlucy方法、盲反卷积等方法。非常实用(Image deblurring processing, namely the use of the Wiener filter, deconvreg method, deconvlucy methods, blind deconvolution methods. Very useful)

2020-11-06 01:09:50下载

积分：1
quality--index-of-image
此文档中的代码可以计算5种图像的质量参数，分别是：图像灰度均值、图像方差、图像平均梯度、熵和峰值信噪比及均方误差。(The code in this document can be calculated five kinds of image quality parameters, namely: the image gray value, image variance, average gradient image, entropy and peak signal to noise ratio and mean square error.)

2013-06-07 16:09:00下载

积分：1
EMal
使用EM算法完成图像的分割，使用混合高斯模型，可以修改分类数。运行EM.m(Expectation Algorithm)

2021-03-04 16:59:32下载

积分：1
pupildetectOK
在VC6.0环境下，借助openCV函数库，对视频中的人脸进行检测，并实时跟踪，然后用Haar特征的分类器定位人脸，并检测瞳孔存在与否，提取关于眼睛的疲劳信息(In VC6.0 environment, with the aid of openCV function library, to detect human faces in video, and real-time tracking, positioning and use characteristics of Haar classifier faces, and examine the pupil existence, to extract the information about the fatigue of the eye)

2014-04-14 23:00:39下载

积分：1

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