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高通滤波器,对图像进行高通滤波
- 高通滤波器,对图像进行高通滤波。采用opencv,包含二维理想高通滤波,2阶巴特沃思高通滤波,二维高斯高通滤波,增长率为2二维指数高通滤波-High-pass filters, high pass filter the image. Using opencv, including two-dimensional ideal high-pass filter, 2-order Butterworth high pass filter, two-dimensional Gaussian high p
lvbo
- 使用opencv用不同的核进行图像的二维滤波-Using opencv in different nuclear two-dimensional filtering for image
RGB
- RGB颜色空间,结合opencv对图像进行二维空间的变化,肤色提取-RGB color space, combined with the image opencv changes in two-dimensional space, color extraction
filter
- 用不同的核进行图像的二维滤波。直接用cvFilter2D得到的结果与cvLaplace得到的结果有所不同-With different two-dimensional nuclear for image filtering. The results obtained directly cvFilter2D the results obtained with different cvLaplace
DFT2D
- 采用OPENCV封装的图像二维DFT运算,通过该类可生成图像二维傅里叶变换矩阵,通过可选参数可调整生成傅里叶矩阵、傅里叶频谱同时可选择对数加强属性增强傅里叶频谱的显示效果。-OPENCV package using two-dimensional DFT computation of image, the image can be generated through such two-dimensional Fourier transform matrix generated by the op
OPENCVdraw
- 用opencv实现了在二维坐标任意画直线 坐标只需自己更改即可-Opencv achieved by two-dimensional coordinates of an arbitrary line drawing in the coordinates can simply change their
DWT
- 用OpenCV实现二维离散小波变换及其逆变换(对初学者非常有用)-OpenCV implementation with two-dimensional discrete wavelet transform and its inverse transform (very useful for beginners)
hsv
- HSV颜色空间,结合opevcv在二维空间对图片进行变换-HSV color space, combined with opevcv in the two-dimensional space to transform the picture
dct
- 图像的DCT变换,颜色空间的变换,结合OPENCV对图像进行二维空间的肤色提取-The image DCT, color space conversion, combined with OPENCV two-dimensional space of the color image extracted
filter
- 使用opencv软件,用不同的核进行图像的二维滤波。-Using opencv software, the image with different nuclear two-dimensional filtering.
cvFilter2D
- 本代码使用OpenCV对图像进行滤波,只需要修改一下掩膜模板,就可以采用高斯,PREWITT算子及二维滤波。-This code uses OpenCV for image filtering, only need to modify the mask template, you can use Gaussian, PREWITT operator and two-dimensional filtering.
ConvexHull2D
- 对任意二维多边形,求出其二维凸包函数,用java实现-complex hull
1ts
- 用opencv函数从txt文件中读取数据到二维矩阵的程序,并进行求逆,求和,求矩阵每列元素平均值,摄像机标定时的一小部分-Using OpenCV function from the txt file to read the data into a two-dimensional matrix procedures, and the inverse of matrix, and each column elements, on average, a small portion of camer
imageROI
- 在Visual Studio 2008 中实现对一幅二维图像的ROI算法-ROI algorithm to achieve a two-dimensional images in Visual Studio 2008
opencv_kalman
- 本次实验来源于opencv自带sample中的例子,该例子是用kalman来完成一个一维的跟踪,即跟踪一个不断变化的角度。在界面中表现为一个点在圆周上匀速跑,然后跟踪该点。看起来跟踪点是个二维的,其实转换成角度就是一维的了。 Kalman滤波理论主要应用在现实世界中个,并不是理想环境。主要是来跟踪的某一个变量的值,跟踪的依据是首先根据系统的运动方程来对该值做预测,比如说我们知道一个物体的运动速度,那么下面时刻它的位置按照道理是可以预测出来的,不过该预测肯定有误差,只能作为跟踪的依据。另一个依
cvFilter
- opencv,用不同的核进行图像的二维滤波,函数cvSmooth实现各种方法的图形平滑。-opencv,image smooth with different kernel
filter
- 使用不同的核进行图像的二维滤波。包括Smooth(实现图像平滑)与Filter2D(对图像做卷积运算)-Using different nuclei of the two-dimensional filtering of the image. Smooth (image smoothing) Filter2D (image convolution operation)
Filter2D
- 二维图像处理,基于opencv库,实现可综合的C-The two-dimensional image processing, based on the opencv library, to achieve comprehensive C
include
- 用不同的核进行图像的二维滤波 函数cvSmooth实现各种方法的图形平滑。 一般来说,图像平滑主要是为了消除噪声。图像的常见噪声主要有加性噪声、乘性噪声和量化噪声等。由于图像的能量主要集在低频部分,而噪声所在频段主要在高频段,因此通常都是采用低通滤波的方法消除噪声。 函数cvFilter2D对图像做卷积运算。 对图像进行线性滤波,支持替换方式操作。当核运算部份超出输入图像时,边界外面的像素值等于离它最近的图像像素值。 -Graph smoothing function of
FBPtest1
- CT拍摄拍摄一周,步进1度,360张投影图像,使用S-L滤波,滤波反投影FBP算法进行二维断面重建(CT filming for a week, step 1 degrees, 360 projection images, using S-L filter, filter back projection FBP algorithm for two-dimensional section reconstruction)
