Search - FFT in java

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[Graph program] Java图像处理 DL : 1: 用Java实现的图像教学程序，涵盖大部分基本图像处理技术：（1）图像几何变换（图像翻转、旋转、缩放）；（2）色彩变换（灰度直方图，RGB->YSH变换，对比度调整，色彩增强，灰度均衡）；（3）卷积（锐化、柔化、边缘提取、中值滤波）；（4）频率变换（快速傅立叶fft，小波分解重构）-A teaching program which implements in Java. It includes most essential image processing technology. 1. Geometry Transform(Flip, Rotate, Scale) 2. Color Transform(Histogram, RGB-YSH Translate, Contrast, Level, Equalize in gray) 3. Convolve (Sharpness, Smooth , Edge enhancement, Mean) 4.Frequence Transform (FFT, wavelet reconstruct)
Update : 2008-10-13 Size : 52.91kb Publisher : 徐林
[Algorithm] fft cepstrum powerspectrum DL : 0: 自己编写的，1024点快速傅里叶变换、倒频谱分析、功率谱分析及其Applet曲线显示程序源代码。说明清楚，附有验证使用的数据文件-themselves prepared in 1024 point fast Fourier transform, cepstrum analysis, power spectrum analysis and Applet curve shows the source code. Make it clear with the use of the test data files
Update : 2025-04-04 Size : 6kb Publisher : 冯瑶
[Graph program] Java图像处理 DL : 0: 用Java实现的图像教学程序，涵盖大部分基本图像处理技术：（1）图像几何变换（图像翻转、旋转、缩放）；（2）色彩变换（灰度直方图，RGB->YSH变换，对比度调整，色彩增强，灰度均衡）；（3）卷积（锐化、柔化、边缘提取、中值滤波）；（4）频率变换（快速傅立叶fft，小波分解重构）-A teaching program which implements in Java. It includes most essential image processing technology. 1. Geometry Transform(Flip, Rotate, Scale) 2. Color Transform(Histogram, RGB-YSH Translate, Contrast, Level, Equalize in gray) 3. Convolve (Sharpness, Smooth , Edge enhancement, Mean) 4.Frequence Transform (FFT, wavelet reconstruct)
Update : 2025-04-04 Size : 53kb Publisher : 徐林
[Windows Develop] FFTjava DL : 0: 一个基于Java编写的FFT程序，期末考试交的，比较好用！-a Java-based FFT prepared by the procedures, the end of exams, more user friendly!
Update : 2025-04-04 Size : 2kb Publisher : xxjj
[JSP/Java] shengyibofang1 DL : 0: 很好的播放软件可以用FFT算法计算波形有点像media9 不过完整程序有两个部分-good player software can be used FFT algorithm is a bit like a waveform integrity procedures media9 But there are two parts
Update : 2025-04-04 Size : 4kb Publisher : raul
[Algorithm] Javamatrix DL : 0: java程序包，用于矩阵运算，特征值分解，FFT-java package for the matrix, eigenvalue decomposition, FFT, etc.
Update : 2025-04-04 Size : 26kb Publisher : 张天
[Speech/Voice recognition/combine] mfcc DL : 0: 语音识别中的MFCC参数提取的java源码和FFT的java源码-Speech Recognition MFCC parameter extraction of the java source and FFT of the java source code
Update : 2025-04-04 Size : 9kb Publisher : LT
[JSP] FFT DL : 0: java设计模式中的工厂设计模式的一个案例FFT！-java design patterns in the plant design model of a case FFT!
Update : 2025-04-04 Size : 86kb Publisher : xhz
[Algorithm] FFTwebpagepickup DL : 0: 基于FFT的网页正文提取算法。涉及到快速傅立叶变换-base FFT web page text pick up
Update : 2025-04-04 Size : 186kb Publisher : zm
[Algorithm] fft DL : 0: 快速傅立叶变换，及快速傅立叶反变换。输入第一行为向量维数，第二三行为两个向量-Fast Fourier Transform, and Fast Fourier Transform. Input vector dimension of the first acts, acts of two vector
Update : 2025-04-04 Size : 3kb Publisher : 黄半仙
[Linux-Unix] ofdm-tge DL : 0: 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)= 2*round(rand)-1 end create modulated BPSK signal first expand the bit stream exdata=[] for i=1:length(data) for rep=1:5 exdata= [exdata data(i)] end end ts=.1 t=1:ts:80.9 carrier=cos(pi*t) multiply expanded bitstream by cosine wave with carrier frequency this is the BPSK that is to be transmitted over the channel bpsk=carrier.*exdata bpsk=[bpsk(length(bpsk)-1) bpsk(length(bpsk)) bpsk] plot(bpsk) generating the noise p=rand(1,800)*2*pi p=rand*2*pi snr=10 r=sqrt(-1*(1/snr*log(1- rand))) no = 5*(r.* exp(j*p)) no = (r.* exp(j*p)) value of alpha al=rand+j*rand al=1 Spreading channel with the alpha as the variable for k=5:5:795 for l = 1:5 al=round(rand)+j*round(rand) rec(k+l)=bpsk(k+l)+al*bpsk(k-5+l) end end rxdata=rec+ no begin demodulation first multiply recie
Update : 2025-04-04 Size : 5.86mb Publisher : 卞敏捷
[JSP/Java] FFT DL : 0: 一个用JAVA实现的快速傅里叶变换算法小程序-Use JAVA to achieve a fast Fourier transform algorithm applet
Update : 2025-04-04 Size : 5kb Publisher : alone
[JSP/Java] java_image_process DL : 0: java处理数字图像，包括镜像、中值滤波、线形灰度变化、图像平滑、图像模糊、图像还原、锐化、量化、二值化图像、边缘检测等-java digital image processing, including image, median filtering, linear gray-scale changes, image smoothing, image blurring, image reduction, sharpening, to quantify the binary image, edge detection, etc.
Update : 2025-04-04 Size : 1.02mb Publisher : 鸟人
[JSP/Java] FFTfinal DL : 0: 使用JAVA模拟FFT算法快速傅里叶算法-JAVA simulation using the FFT algorithm
Update : 2025-04-04 Size : 8kb Publisher : Raistlin
[JSP/Java] FFT-java DL : 0: java 编写的FFT 实现FFT快速算法-a FFT by java
Update : 2025-04-04 Size : 1kb Publisher : 289326660qq
[Algorithm] fft.tar DL : 0: algoritmo per il calcolo della fft in java
Update : 2025-04-04 Size : 2kb Publisher : nick
[JSP/Java] fft DL : 0: 用java语言编写快速傅立叶变换（fft）程序，，这个程序的算法是《算法引论—一种创造性方法》中的算法-Using java language fast Fourier transform (fft) program, the program algorithm is the " Introduction to Algorithms- A creative approach" in the algorithm
Update : 2025-04-04 Size : 8kb Publisher : dele
[Special Effects] fft DL : 0: 进行傅里叶变换的java代码，其中有三个java文件，Signal中Signal类存放了信号，FFT1D进行一维傅里叶变换，ToolboxFourier进行了三维傅里叶变换。图像处理的可以看下。-Fourier transform of the java code, which has three java files, Signal Signal class stored in the signal, FFT1D for one-dimensional Fourier transform, ToolboxFourier for three-dimensional Fourier transform. Image processing can look.
Update : 2025-04-04 Size : 10kb Publisher : dcj
[android] jfftpack DL : 0: FFT in java and android
Update : 2025-04-04 Size : 77kb Publisher : fwq
[Applications] BFT-FFT DL : 0: 一个基于Java编写的FFT程序,期末考试交的,比较好用！,很好-A written in Java based FFT program, in the final examination, work well!
Update : 2025-04-04 Size : 2kb Publisher : Mvxncsq

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