preprocessing-master

对彩色和灰度图像双边滤波 保持边缘并滤除噪声(Of color and grayscale images and to filter out the edge of the bilateral filter to keep noise)

一套关于matlab角点提取的程序，可用于张正友传统的相机标定法提取棋盘格角点。(Set matlab corner extraction procedures, Zhang Zhengyou traditional camera calibration method can be used to extract the checkerboard corners.)

本算法实现了dct基字典的构造并用其进行对图像的消噪。(Algorithm DCT-based dictionary structure and use it for image de-noising.)

图像扭曲变形程序，可以对图像进行扭曲变形。 功能：旋转扭曲/球面镜变形，B样条网格变形，TPS网格变形 (Image distortion program, the image may be distorted. Function: Twirl/spherical mirror deformation, B-spline morphing, TPS morphing)

本程序对同一图像增加噪声后，进行均值滤波、高斯平滑滤波和中值滤波三种方法的去噪和结果比较， 并进行了评价指标PSNR和SSIM的计算以及算法耗时的统计。 ( The program on the same image after the noise increases, mean filter, de-noising and results of the Gaussian smoothing filter and median filter three methods of comparison, and the index PSNR and SSIM calculation algorithm and time-consuming statistics.)

利用TMS320VC5509A为核心的DSP处理硬件,通过软件实现自适应Notch滤波和瞬时频率序列方差检测(VIRD)运算,在较低信噪比使用条件下完成对单频测距信号的可靠检测和判定(Using tms320vc5509a DSP core processing hardware, adaptive notch filter and variance of instantaneous frequency sequence detection (Vird) operation is realized by software, in low signal to noise ratio under the conditions of use complete reliable detection of single frequency ranging signal and judging)

Assembly code for interfacing a 7segment that display a random Letters.

基于数学形态学的顺序滤波源程序，可以更改。(Mathematical Morphology order filtering source, can be changed.)

有较好的参考价值，进行波形数据分析,实现六自由度运动学逆解算法。( There are good reference value, Waveform data analysis, Six degrees of freedom to achieve inverse kinematics algorithm.)

说明：  图像频域处理 CT技术与图像的重建 通过一维投影复原二维图像 Matlab实现 (Frequency domain image processing and image reconstruction of CT one-dimensional projection by Matlab to achieve two-dimensional image restoration)