Fourier

X-Camme e' un add-in per Excel per la progettazione e la realizzazione di meccanismi a camma e intermittori. Camme piane (a disco) con cedente: a bilanciere a punteria: a coltello o a rotella, centrata o deviata Camme cilindriche (a verme, spaziale) con cedente: a punteria: a coltello o... Platforms: Windows

REALBASIC Smart Card Plugin. Implementation of main PCSC lite API's. Product Requirements: * REALbasic 2006r3 or higher Platforms: Mac

An interactive tool to study Fourier Series and related physics phenomenons, using open source/free sorftware. Platforms: Windows, Mac, Linux

This function returns N point DFT samples of 2dw band of Fourier transform of a sequence. Typically, fft() returns N samples of Fourier transform ranging from 0 to 2pi. This function takes the N-point DFT samples and returns N-point samples corresponding to frequency band wc-dw to wc+dw. Platforms: Matlab

This routine implements Hankel transforms of integer order based on a Fourier-Bessel series expansion. The algorithm is based on a recently published research work:M. Guizar-Sicairos and J. C. Gutierrez-Vega, Computation of quasi-discrete Hankel transforms of integer order for propagating optical... Platforms: Matlab

In the present program three methods are used to solve a heat conduction problem. This problem is given in M. N. doOCozisik, Heat Conduction, Wiley, New York, 1980. We use pdepe, short times solution based on analytical inversion of a Laplace transform and finally a numerical solution based on... Platforms: Matlab

Random tests shared library in C. Includes source code and object code. Eclipse and gcc parameters included. Implemets the following tests: Approximate Entropy, Block Frequency, Cumulative Sums, Discrete Fourier Transform, Linear Complexity, Longest Run Of Ones, Rank, Overlapping Template... Platforms: Linux

Some Plugins for gimp or standalone usage:Fourier for and backward transformation for gimpAFP Overlay file plugin (read)scaling in the frequency domain Platforms: Windows, Mac, Linux

CHAPTER 1: FOURIER ANALYSIS1.1 CONTINUOUS-TIME FOURIER SERIES (CTFS)1.2 PROPERTIES OF CTFS 1.2.1 Time-Shifting Property 1.2.2 Frequency-Shifting Property 1.2.3 Modulation Property1.3 CONTINUOUS-TIME FOURIER TRANSFORM (CTFT)1.4 PROPERTIES OF CTFT 1.4.1 Linearity 1.4.2 Conjugate Symmetry 1.4.3 Real... Platforms: Matlab

The programme here draws the plot of the periodic signal whose d-deOaoCkd-de? is given by user.Following data should be entered by user.1. Ck value (separate for k=zero, k= even and k=odd)2. Time period of periodic function3. Resolution4. Range of k (it is actually -inf to +inf) we can only give... Platforms: Matlab

NIST benchmark for librandomtest.so checking. Includes source and object code. Eclipse and gcc parameters included. Implemets the following tests: Approximate Entropy, Block Frequency, Cumulative Sums, Discrete Fourier Transform, Linear Complexity, Longest Run Of Ones, Rank, Overlapping Template... Platforms: Linux

This program calculates and plots the photonic bands for a 2D photonic crystal consisting of cylinders with circular cross-section and infinite height, arranged in a triangular lattice; we consider in-plane propagation and two independent polarization states: E-pol and H-pol (E-field and H-field... Platforms: Matlab

A fourier filter for time-series signals. Version 1.5, May 4, 2007, is calibrated specifically for time-based signals. Does not require the Signal Processing Toolbox. By adjusting the parameters, you can create lowpass, highpass, bandpass, and bandreject (notch) filters with variable cut-off... Platforms: Matlab

NIST benchmark for random stream checking. Includes source and object code. Visual C++ 2008 project paramaters included. Implemets the following tests: Approximate Entropy, Block Frequency, Cumulative Sums, Discrete Fourier Transform, Linear Complexity, Longest Run Of Ones, Rank, Overlapping... Platforms: Windows

the stationary signal f(t)=cos(2*pi*5*t)+ cos(2*pi*10*t)+ cos(2*pi*20*t)+ cos(2*pi*50*t)having frequencies of 5,10, 20and 50 Hz at any given time instant.MATLAB program can be implemented to plot the stationary signal mentioned above:Clear... Platforms: Matlab

The model simulates three phase inverter with symmetric PWM modulation in which reference is sampled at the positive peak of the carrier and is held constant till the next positive peak of the carrier appears. The model demonstrates symmetric regular sampling at positive peaks of carrier and... Platforms: Matlab

This code implements automatic gain control for audio signals, which attempts to apply a smoothly-varying gain to an audio waveform in order to keep its energy close to some target level. This version also tries to balance the energy in individual frequency bands. It works by taking the... Platforms: Matlab

NumPy is the fundamental package needed for scientific computing with Python. It contains among other things: * a powerful N-dimensional array object * sophisticated (broadcasting) functions * tools for integrating C/C++ and Fortran code * useful linear algebra, Fourier transform, and... Platforms: Windows

This article consists of a brief discussion of the energy density over time or frequency that is obtained with the wavelet transform. Also an efficient algorithm is suggested to calculate the continuous transform with the Morlet wavelet. The energy values of the Wavelet transform are compared... Platforms: Matlab

Parallel Colt is a multithreaded version of Colt - a library for high performance scientific computing in Java. It contains efficient algorithms for data analysis, linear algebra, multi-dimensional arrays, Fourier transforms, statistics and histogramming Platforms: Windows, Mac, Linux