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CORDIC.rar
数字控制振荡器（NCO，numerical controlled oscillator）是软件无线电、直接数据频
率合成器（DDS，Direct digital synthesizer）、快速傅立叶变换（FFT，Fast Fourier Transform）
等的重要组成部分，同时也是决定其性能的主要因素之一，随着芯片集成度的提高、在信号
处理、数字通信领域、调制解调、变频调速、制导控制、电力电子等方面得到越来越广泛的
应用。
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JurnalWavelet.rar
... application. The field of discrete wavelet transform (DWT) is an
amazingly recent one because itÌ s better than Fourier transform. This technique was used on
power system to partial discharge site location. Partial discharges are caused by various ...
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FFT.zip
This is a simple one dimensional Fast Fourier Transform (and Inverse FFT) test program. FFT(and Inverse FFT) is implemeted as a function. 2^n-point FFT is possible.
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FFT.c.rar
Fast Fourier Transform using MPI libraries (Source Code)
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MFCC.rar
... a linear cosine transform of a log power spectrum on a nonlinear mel scale of frequency.
MFCCs derived as follows:
1. Take the Fourier transform of (a windowed excerpt of) a signal.
2. Map the powers of the spectrum obtained above onto the mel scale ...
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contourlet.rar
Contourlet is a new approach in image transform. There have something better than Fourier and Wavalet transform.
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fast_fourier_transform.rar
compuete the fast fourier transformation of the image. it is very fast compare than fourier transformation.
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stft.rar
Short Fourier Transform for a non periodical signal
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