fast discrete cosin transform
资源简介:fast discrete cosin transform
上传时间: 2017-05-12
上传用户:熊少锋
资源简介:fast discrete Curvelet transform有正反变换,各个程序里面的参数都有详细的说明.
上传时间: 2015-09-25
上传用户:xjz632
资源简介:FFTW, a collection of fast C routines to compute the discrete Fourier transform in one or more dimensions.The fftw/ directory contains the source code for the complex transforms, and the rfftw/ directory contains the source code for the r...
上传时间: 2016-08-17
上传用户:yoleeson
资源简介:discrete Fourier transform and Power Spectrum Calculates Power Spectrum from a Time Series
上传时间: 2014-01-21
上传用户:woshini123456
资源简介:oJPEG2000中DWT的MATLAB实现n the use of discrete cosine transform DCT jpeg compression Matlab source, simple and practical, the Notes have a good time
上传时间: 2013-12-14
上传用户:luopoguixiong
资源简介:Analysis of blind data hiding using discrete cosine transform phase modulation。
上传时间: 2013-12-27
上传用户:yzy6007
资源简介:Daubechies discrete wavelet transform
上传时间: 2017-02-15
上传用户:TF2015
资源简介:The source code simulates BER of OFDM system implemented using discrete cosine transform.
上传时间: 2017-03-28
上传用户:685
资源简介:object recognition using fast adaptive hough transform 快速自适应霍夫变换 作者:D.D. Haule. A.S. Malowany Computer Vision and Robotics Laboratory Department of Electrical Engineering McGill University。IEEE 1989的文章,对指导霍夫变换检...
上传时间: 2017-04-09
上传用户:s363994250
资源简介:A implementation of the discrete Fourier transform in visual basic classic.
上传时间: 2013-11-29
上传用户:caiiicc
资源简介:easy discrete time transform implemented in C
上传时间: 2013-12-15
上传用户:youth25
资源简介:Computing-the-2-D discrete-Fourier-transform IEEE article
上传时间: 2013-12-18
上传用户:zhangzhenyu
资源简介:A 64 points discrete Fourier transform code in AVR asm.
上传时间: 2013-12-22
上传用户:chenlong
资源简介:Getting to Know the FFT What is the FFT? FFT = fast Fourier transform. The FFT is a faster version of the discrete Fourier transform (DFT). The FFT utilizes some clever algorithms to do the same thing as the DTF, but in much less time.
上传时间: 2017-07-15
上传用户:com1com2
资源简介:IEEE Std 1180-1990. IEEE Standard Specifications for the Implementations of 8x8 Inverse discrete cosine transform, specifies the numerical characteristics of the 8x8 inverse discrete cosine transform (IDCT) for use in visual telephony and s...
上传时间: 2016-01-31
上传用户:guanliya
资源简介:为保证网络信息传输的安全性,提出一种视频图像加密方法。该方法引入混沌系统中的Logistic映射和 Baker映射,结合H·264视频压缩编码特点,利用Baker映射对DCT (discrete cosine transform)变换量化后 的块进行位置置乱,
上传时间: 2017-02-06
上传用户:zhliu007
资源简介:为保证网络信息传输的安全性,提出一种视频图像加密方法。该方法引入混沌系统中的Logistic映射和 Baker映射,结合H·264视频压缩编码特点,利用Baker映射对DCT (discrete cosine transform)变换量化后 的块进行位置置乱,
上传时间: 2014-11-26
上传用户:mpquest
资源简介:JPEG2000是新一代图像压缩标准,JPEG2000与传统JPEG最大的不同,在于它放弃了JPEG所采用的以离散余弦变换(discrete cosine transform)为主的区块编码方式,而采用以小波转换(Wavelet transform)为主的多解析编码方式.离散小波变换算法是现代谱分析工具,在图像处...
上传时间: 2013-04-24
上传用户:h886166
资源简介:本文以“机车车辆轮对动态检测装置”为研究背景,以改进提升装置性能为目标,研究在Altera公司的FPGA(Field Programmable Gate Array)芯片Cyclone上实现图像采集控制、图像处理算法、JPEG(Joint Photographic Expert Group)压缩编码标准的基本系统。本文使用...
上传时间: 2013-04-24
上传用户:qazwsc
资源简介:这是06年4月刚刚完成的程序,从opencore.org下载而来。用vhdl语言描写,以及matlab仿真,testbench,以及在xinlinx上的综合。 The MDCT core is two dimensional discrete cosine transform implementation designed for use in compression systems like JP...
上传时间: 2013-12-16
上传用户:123啊
资源简介:Image Compression A collection of simple routines for image compression using different techniques. 图象压缩的不同方法 BTCODE: Image compression Using Block Truncation Coding. PYRAMID: Image compression based on Gaussian Pyramids...
上传时间: 2016-05-11
上传用户:磊子226
资源简介:经典分数阶傅立叶变换,土耳其算法(The fast Fractional Fourier transform)
上传时间: 2014-01-21
上传用户:李彦东
资源简介:-The existence of numerous imaging modalities makes it possible to present different data present in different modalities together thus forming multimodal images. Component images forming multimodal images should be aligned, or registered s...
上传时间: 2014-03-04
上传用户:15736969615
资源简介:Before delving into the details of orthogonal frequency division multiplexing (OFDM), relevant background material must be presented first. The purpose of this chapter is to provide the necessary building blocks for the development of OFDM ...
上传时间: 2020-05-31
上传用户:shancjb
资源简介:8点基二fft fast Fourier transform (FFT). Using 8 points, takes about 1.2 ms to execute one FFT. Sets up General Purpose Timer 1 to generate events at 10 kHz. Will produce 10 kHz output on T1PWM and T1PWM pins.
上传时间: 2013-12-18
上传用户:Yukiseop
资源简介:lapped transforms for images. lapped transform is a very fast algorithm to replace dct.
上传时间: 2015-11-30
上传用户:wangyi39
资源简介:fast fourior transform
上传时间: 2014-01-13
上传用户:小儒尼尼奥
资源简介:fast Hankel transform Algorithm
上传时间: 2016-04-03
上传用户:Zxcvbnm
资源简介:快速傅里叶变换(FFT)算法。FFT - fast Fourier transform. The length of X must be a power of two, for a fast radix-2 fast-Fourier transform algorithm is used
上传时间: 2013-12-19
上传用户:sy_jiadeyi
资源简介:fft.c - fast Fourier transform and its inverse (both recursively)
上传时间: 2016-10-06
上传用户:jqy_china