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tidufilter
- 梯度倒系数滤波,在小目标检测算法中,用来实现背景抑制,提高目标的信噪比.-reversing gradient filter coefficients in small target detection algorithm, which can be used for background suppression, the goal of improving the signal-to-noise ratio.
ImageProcessing.rar
- 用matlab编写界面,实现直方图均衡化、平均滤波、梯度滤波、Laplacian滤波、Kirsch滤波、Sobel滤波、Prewitt滤波、高频提升等多种功能,Matlab prepared to use interface, the realization of histogram equalization, the average filter, Gradient filter, Laplacian filter, Kirsch filter, Sobel filter, Prewitt f
Digital.Image.Processing
- 数字图像处理 直方图修正 空间域平滑 空间域锐化 梯度倒数加权平滑法 中值滤波 多种算子锐化 灰度最相近的6个邻点平均法-Histogram correction of digital image processing spatial spatial smoothing sharpening Gradient Inverse Weighted Smoothing median filter operator sharpening a variety of gray nearest neighbo
compare_of_edge_detect_methods
- 讨论和比较了几种常用的边缘检测算子。梯度 算子计算简单 ,但精度不高 ,只能检测出图象大致的轮廓 ,而对于比较细的边缘可能会忽略。Prewitt 和Sobel算子比 Roberts 效果要好一些。LOG 滤波器和 Canny算子的检测效果优于梯度算子 ,能够检测出图象较细的边缘部分。不同的系统 ,针对不同的环境条件和要求 ,选择合适的算子来对图象进行边缘检测。-Discussion and comparison of several commonly used edge detection
enhance
- 在空域中常用的图像增强的程序,有自适应滤波法、二次维纳滤波、梯度法、直方图均衡法等-In the airspace used in the process of image enhancement, and adaptive filtering method, the second Wiener filter, the gradient method, histogram equalization method
hongwaituxiang
- 为了在抑制噪声时尽可能保留图像边缘信息,提出一种自适应各向异性高斯滤波器设计方法. 该方法由独立 强度传播(IDS)模型决定滤波器的长轴尺度,由像素的邻域平滑度决定长短轴的比例,然后根据该处的灰度梯度方 向自适应决定各向异性滤波器的长轴方向. 仿真实验表明,提出的自适应各向异性滤波器具有很强的噪声抑制和 边缘保持能力. -In order to suppress noise, as far as possible to keep the image edge informati
chap3
- 程序代码说明 P0301:数字图像矩阵数据的显示及其傅立叶变换 P0302:二维离散余弦变换的图像压缩 P0303:采用灰度变换的方法增强图像的对比度 P0304:直方图均匀化 P0305:模拟图像受高斯白噪声和椒盐噪声的影响 P0306:采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 P0307:采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 P0308:图像的自适应魏纳滤波
Analytical-Gradient-Based-Optimization-Technique.r
- 应用共轭梯度法综合优化交叉耦合滤波器。参考文献<Synthesis of Cross-coupled’Resonator Filters Using an Analytical Gradient-Based Optimization Technique >Smain Amari-Synthesis of Cross-coupled’Resonator Filters Using an Analytical Gradient-Based Optimization Technique _
fenshuiling
- 基于标记的Watershed图像分割算法是一种改进的分水岭算法,它很好地被应用于人脸及其他一些场景图像的分割。把该方法引入高分辨遥感图像的分割,并针对遥感图像的特点,在分割之前采用中值滤波对高分辨率遥感图像进行预处理;同时,在分割过程中采用用小波滤波器替代Butterworth滤波器对梯度图像的低通滤波。不同地物特征Quickbird图像的分割实验表明,对于纹理比较均一的高分辨率遥感图像,该方法避免了过分割现象,且效率较高;但对于纹理比较复杂的图像,该方法具有一定的局限性。-Watershed
a
- 实现简单图像处理,包括256色转灰度图、Hough变换、Walsh变换、中值滤波、二值化变换、亮度增减、傅立叶变换、反色、取对数、取指数、图像平移、图像旋转、图像细化、图像缩放、图像镜像、均值滤波、对比度拉伸、拉普拉斯锐化(边缘检测)、方块编码、梯度锐化、灰度均衡、直方图均衡、离散余弦变换、维纳滤波处理、逆滤波处理、阈值变换、高斯平滑.-。-simple image processing, including color to grayscale 256, the Hough transform
pro
- 基于综合渐变滤波器的目标识别分类,通过设计训练了综合滤波器来实现-Gradient filter is based on an integrated classification of target identification, through a comprehensive filter design training to achieve
tidulvbo
- 利用梯度滤波器,对图像进行去噪,经验证,本算法速度快,去噪效果好。-Using a gradient filter, image denoising, experience certificates, the algorithm faster, denoising effect is good.
four-filter
- 线性滤波器、均值滤波器、中值滤波器、梯度倒数滤波器的matlab源程序-Linear filter, mean filter, median filter, gradient countdown of the filter matlab source
gradient-mask-effects
- AS3.0渐变遮罩效果,适合新手学习。用到渐变滤镜-AS3.0 gradient mask effects, suitable for beginners to learn.Use gradient filter
Gradientfiltermethodw
- 基于视频图像处理提取夜间交通车辆完整轮廓的方法.通过梯度滤波消除路面反光的干扰,然后对经过预处理的相邻视频帧图像实行三帧差分分割运动区域。-Based on video image processing to extract the entire outline of the vehicle nighttime traffic methods. Reflective pavement through gradient filter to eliminate the interference, a
Sharpen-filter
- 此程序主要是对图像进行锐化,所用的方法包含有拉普拉斯算子和梯度法,以及它们的合成,并对结果进行比较-This program is mainly for sharpening images, using a method comprising the Laplace operator and the gradient method, and their synthesis, and the results were compared
conjugate-gradient-algorithm
- conjugate gradient algorithm for echo cancellation. adaptive filter for noise canellation
filter
- 使用C++语言,实现点云的格网坡度滤波算法,算法较简单(Using C++ language, the grid gradient filtering algorithm of point cloud is realized, the algorithm is simple)
Savitzky-Golay filter
- Savitzky-Golay滤波是一种工程应用数据处理中高效的滤波方法,能同时得到平滑后的数据和数据梯度。(Savitzky-Golay filter is an efficient filtering method in engineering application data processing, which can simultaneously obtain the smoothed data and data gradient.)