搜索资源列表
dctdwt.rar
- matlab 数字水印，dct变换，嵌入水印，简单易懂，方便学习,dct matlab
DCT_2D.rar
- 二维DCT，FPGA实现JPEG压缩中的二维DCT,dct
DWT_DCT_SVD.rar
- this is matlab code for the paper solved on the DWT SVD and DCT ,this is matlab code for the paper solved on the DWT SVD and DCT
workingjpeg.zip
- JPEG DCT based baseline method which divides the image into 8x8 blocks and quantize anthen entropy coded.,JPEG DCT based baseline method which divides the image into 8x8 blocks and quantize anthen entropy coded.
DCT.rar
- 利用matlab的DCT2函数，对图像做变换并压缩。并用8*8对图像分块，对每一块计算均方值作为阈值。,DCT2 use the matlab function, and transform the image so compressed. And 8* 8 image block, a calculation of each mean square value as a threshold.
project2.rar
- 数字图像处理的实验 DCT IDCT变换 灰度变换 锐化等等,Digital image processing experiments DCT IDCT transform gray-scale transformation sharpening, etc.
DCT
- 将一幅图像先进行分成8X8块，然后对每个8X8块进行DCT变化，最后将变换后的图片进行分层，重新显示-Will an image to 8 X8 into pieces, then to every 8 X8 block DCT change, finally will transform the images after the layered, displayed again
klt-dct.rar
- klt经典程序，可以在matlab里面直接运行,KLT classical procedures, can be run directly in matlab
函数实现图像DCT域信息隐藏和提取的源代码
- 可用函数实现图像DCT域信息隐藏和提取的源代码,Function can be used to achieve image DCT-domain information hiding and extraction of the source code
Watermark_zs.rar
- 用c语言实现一种基于DCT系数均值的盲水印算法,C language implementation with a mean value based on the DCT coefficient of the Blind Watermarking Algorithm
RGB_DCT.rar
- 对RGB颜色空间的彩色图像进行DCT变换，其中可保留任意的变换系数，且可根据需求改变量化步长,RGB color space for color image DCT transform, which may retain any of transform coefficients, and can be quantified in accordance with step changes in demand
piccompress.rar
- 图像压缩编码，dct变换，量化， Z字形扫描 行程编码,Image compression, dct transform, quantization, Z-shaped scan length encoding
dct.rar
- 离散余弦变换的设计源代码以及测试源代码和仿真图,Design of discrete cosine transform source code and test source code and simulation plan
DCT
- 先用小波变换进行降维后，再用DCT进行特征提取，然后用SVM分类识别，SVM需先安用libsvm工具箱，然后再可以运行，该程序包含ROL人脸库，一并上传。-First reduce the dimension of the wavelet transform, the then DCT feature extraction, and then use SVM classification, SVM must be safe to use libsvm toolbox, and then you
butterfly.rar
- 蝶形运算，可用于DCT变换，FFT变换的模块,Butterfly computation, can be used for DCT transform, FFT transform module
DCTWatermark
- DCT 数字水印 VC源代码 DCT 数字水印 VC源代码--DCT digital watermarking VC source code DCT digital watermarking VC source code
dct_cs
- 采用BP算法来实现压缩感知的信号重构示例。BP算法由线性规划来实现，稀疏基为DCT基，信号为语音信号-an example of using BP algorithm for signal reconstruction in compressed sensing. BP algorithm is implemented by linear programming, sparse basis is the DCT basis, the signal used is speech
shuzishuiyindeng
- 基于LSB图像隐藏系统的设计与实现，LSB算法代码，信息隐藏攻击算法，DCT域的隐藏以及数字水印。-LSB based image hiding system design and implementation, LSB algorithm code, information hiding attack algorithm, DCT hiding and digital watermarking domain.
two_d_dct_serial
- Verilog codes for 2D Discrete Cosine Transform (DCT)
a
- 用MATLAB编写的DCT变换程序，包括快速DCT变换，内含测试文件lena256.img-DCT transform program using MatlaB