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theprogramofsinusoidandcosinusoid
- 可以实现在同一窗口中显示正弦余弦曲线共存-Can be achieved in the same window cosine sine curve of co-existence
cos_sin
- digital sine and cosine wave
ofdm-tge
- OFDM程序，这么安排矩阵的目的是为了构造共轭对称矩阵 共轭对称矩阵的特点是 在ifft/fft的矢量上 N点的矢量 在0，N/2点必须是实数 一般选为0 1至N/2点 与 （N/2）+1至N-1点关于N/2共轭对称- BPSK simulation using a carrier cosine wave with ISI clc close all clear all figure(1) n=160 for i=1:n data(i
raised_cosine
- draw raised cosine filter response dra w raised cosine filter response draw raised cosine filter response-draw raised cosine filter response draw raised cosine filter response draw raised cosine filter response draw raised cosine filter res
dct1_embed
- 数字水印嵌入算法，利用离散余弦变换的（dct）算法-Digital watermark embedding algorithm, using discrete cosine transform (dct) algorithm
dct1_recover
- 数字水印提取算法，利用离散余弦变换的（dct）算法-Digital watermark extraction algorithm using discrete cosine transform (dct) algorithm
dct2_embed
- 数字水印嵌入算法，利用离散余弦变换的（dct）算法，对以往的算法有所改进-Digital watermark embedding algorithm, using discrete cosine transform (dct) algorithm, an improvement on previous algorithms
dct2_recover
- 数字水印提取算法，利用离散余弦变换的（dct）算法，对以往的算法有所改进-Digital watermark extraction algorithm using discrete cosine transform (dct) algorithm, an improvement on previous algorithms
dwt_recover
- 数字水印提取算法，利用离散余弦变换的（dct）算法-Digital watermark extraction algorithm using discrete cosine transform (dct) algorithm
kww
- 用超混沌系统来实现对视频的加密，设计的方法有离散的余弦变换-Chaotic system to achieve ultra video encryption method designed by discrete cosine transform
MALAJ
- 简单计算器包括双目运算和单目运算功能。双目运算符包含基本的四则运算及乘幂功能，单目运算符包含正余弦，阶乘，对数，开方，倒数等运算。可对输入任意操作数，包括小数和整数及正数和负数进行以上的所有运算并能连续运算。出现错误会给出相应提示，同时包含清除，退格，退出功能以及有与所有按钮相对应的菜单项-Simple calculator includes a binary operator and a unary function. Binocular operator contains four basi
watermark
- 基于DCT域的图像数字水印技术： 摘要：数字水印技术作为数字媒体版权保护的有效办法，近年来在国内外引起了人们极大的兴趣。作者采用了DCT离散余弦变换的算法，对图像这种多媒体数字作品进行了数字水印的嵌入和检测研究。并且使用了高效实用的编程工具MATLAB来介绍了一种DCT域的图像数字水印嵌入和提取的 -DCT domain of image-based digital watermarking technology: Abstract: digital watermarking technol
poly_sin
- Computation of an approximation of the sin function and the cosine function by a polynomial. -Computation of an approximation of the sin function and the cosine function by a polynomial.
mdct
- normalized modified discrete cosine transform power of two length transform only [64 <= n ]. -normalized modified discrete cosine transform power of two length transform only [64 <= n ].
jfdctflt
- This file contains a floating-point implementation of the forward DCT Discrete Cosine Transform.
jfdctfst
- This file contains a fast, not so accurate integer implementation of the forward DCT (Discrete Cosine Transform) for Linux.
jfdctint
- This file contains a slow-but-accurate integer implementation of the forward DCT (Discrete Cosine Transform) for Linux.
jfdctflt
- This file contains a floating-point implementation of the forward DCT (Discrete Cosine Transform) for Linux.
DCT
- iii) Discrete Cosine Transform The transform of a signal is just another form of representing the signal. It does not change the information content present in the signal. Discrete cosine transform is widely used in image and video compression appl
sacos
- Descr iption: The entry point sAcos computes the inverse cosine of | an input argument sAcosd does the same except for denormalized | input. |. -Descr iption: The entry point sAcos computes the inverse cosine of | an input argument sAcosd does the