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Joint Probability Density freeware
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Joint Probability Density

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Added: May 10, 2013 | Visits: 451

Binomial Test It can perform a one or two sided test.The script outputs the probability of observing the resulting value of "s" or "a" value, given "n" total outcomes with a probability of success of "p". Requirements: - MATLAB 7.8 or higher - MATLAB Statistics Toolbox Platforms: Windows, Mac, *nix, Matlab, BSD Solaris

License: Freeware Download (62): Binomial Test Download

Added: April 08, 2013 | Visits: 590

Coherent QPSK simulation and BER vs. SNR curve This program performs a Monte Carlo simulation of a coherent QPSK communication system and plot the error probability performance over additive whit Gaussian noise channel. The detection is based on correlation metric. Simulation is performed for 10,000 bits and measurements are made accordingly. Platforms: Matlab

License: Freeware Size: 10 KB Download (47): Coherent QPSK simulation and BER vs. SNR curve Download

Added: July 30, 2013 | Visits: 641

Harma Syllable Segmentation HARMASYLLABLESEG - Segments a signal stored in a WAV file into individual syllables. Also graphs the spectrogram and signal with syllables highlighted in red to show what parts of the signal contain syllables. INPUT: - FILENAME: The path to a signal stored in WAV format. The following arguments... Platforms: Matlab

License: Freeware Size: 10 KB Download (46): Harma Syllable Segmentation Download

Added: March 29, 2013 | Visits: 320

percolation The STP Percolation program generates occupied lattice sites with probability p and then determines the clusters of occupied sites. The purpose of this program is to demonstrate some of the important properties of percolation, especially near the geometrical phase transition. The default system... Platforms: Matlab

License: Freeware Size: 10 KB Download (58): percolation Download

Added: June 17, 2013 | Visits: 488

Power Spectral Density This script calculates the PSD of a time history. It prompts the user for parameters related to the spectral resolution and the number of statistical-degrees-of-freedom. Platforms: Matlab

License: Freeware Size: 10 KB Download (47): Power Spectral Density Download

Added: June 09, 2013 | Visits: 497

Nonlinearity Detection using Zeroed Early-Time FFTs Nonlinearity detection scheme based on zeroing the initial time response over various intervals and computing the FFT of each, as described in: M. S. Allen and R. L. Mayes, "Estimating the Degree of Nonlinearity in Transient Responses with Zeroed Early-Time Fast Fourier Transforms," in... Platforms: Matlab

License: Freeware Size: 921.6 KB Download (43): Nonlinearity Detection using Zeroed Early-Time FFTs Download

Added: March 31, 2013 | Visits: 481

Baseband numeric transmission This script is intended to illustrate the concepts of eyediagramm, constellation, ISI and to understand the effects of additive noise power, channel frequency band restriction, number of possible states within a symbol period, affecting the quality of the transmission.Three methods are employed... Platforms: Matlab

License: Freeware Size: 51.2 KB Download (46): Baseband numeric transmission Download

Added: August 28, 2013 | Visits: 585

MATLAB for Digital Communication 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

License: Freeware Size: 143.36 KB Download (50): MATLAB for Digital Communication Download

Added: April 07, 2013 | Visits: 412

Power Spectral Density Integration This program calcultes the overall GRMS for a PSD function. It also calculates the overall velocity and displacement values. Platforms: Matlab

License: Freeware Size: 10 KB Download (48): Power Spectral Density Integration Download

Added: August 30, 2013 | Visits: 627

Arithmetic code to encode a string of char It is a matlab function that codes a string of char with Arithmetic coding.res=arithmetic_code(alphabet, distr_pr, string)'alphabet' is a vector that contains the char used in the string 'string'; 'string' is the string to codify; 'distr_pr' is the probability distribution of the alphabet's... Platforms: Matlab

License: Freeware Size: 10 KB Download (45): Arithmetic code to encode a string of char Download

Added: June 29, 2013 | Visits: 408

Mutual information of two images or signals Usage: I=mi(A,B), where A and B are equally sized images/signals.Function hist2 (included) is used to determine the joint histogram of the images/signals. All histograms use 256 bins.Assumptions: 1) 0*log(0)=0, 2) mutual information is obtained on the intersection between the supports of partial... Platforms: Matlab

License: Freeware Size: 10 KB Download (42): Mutual information of two images or signals Download

Added: May 13, 2013 | Visits: 722

t-s diagram t-s diagram is very useful for determining water mass property in physical oceanography. This program helps to plot the T-S diagram with density contours in the background.it used external code sw_dens() available from sea water toolbox of csiro Platforms: Matlab

License: Freeware Size: 10 KB Download (44): t-s diagram Download

Added: May 19, 2013 | Visits: 510

PET reconstruction system matrix This include a MEX-DLL file which is an implementation of R L Siddon's refined method by Jacob for the calculation of ray path integral in PET/CT system image reconstruction. This is based on Line Intersection Length model to calculate probability matrix elements. Inputs are the LOR number and a... Platforms: Matlab

License: Freeware Size: 10 KB Download (52): PET reconstruction system matrix Download

Added: April 10, 2013 | Visits: 478

Histogram Binwidth Optimization function [optN, C, N] = sshist(x,N) [optN, C, N] = sshist(x,N) Function `sshist' returns the optimal number of bins in a histogram used for density estimation. Optimization principle is to minimize expected L2 loss function between the histogram and an unknown underlying density function. An... Platforms: Matlab

License: Freeware Size: 10 KB Download (40): Histogram Binwidth Optimization Download

Added: April 13, 2013 | Visits: 479

Diffraction grating A collection of m-files aimed at learning and teaching about the principles of diffraction gratings. Some of these show a cross section of the geometry of a diffraction grating, a common illustration in textbooks of optics, spectroscopy, and analytical chemistry.Sliders on the figures allow... Platforms: Matlab

License: Freeware Size: 20.48 KB Download (46): Diffraction grating Download

Added: May 20, 2013 | Visits: 743

Measures of Analysis of Time Series toolkit (MATS) Measures of Analysis of Time Series (MATS) toolkit computes a number of different measures of analysis of scalar time series (linear, nonlinear and other statistical measures). It also contains pre-processing tools (transformations and standardizations), data splitting facility, resampled data... Platforms: Matlab

License: Freeware Size: 3.41 MB Download (63): Measures of Analysis of Time Series toolkit (MATS) Download

Active Contours: A New Distribution Metric for Image Segmentation How can we characterize an image, and does the same characterization yield the same result? In this work, we study one possible characterization, distribution metrics. That is, we assume the desired region of interest has a different probability distribution from its corresponding background.... Platforms: Matlab


Added: September 08, 2013 | Visits: 615

STDATMO: Standard Atmosphere Function A standard atmosphere function based on the 1976 Standard Atmosphere returns density, speed of sound, temperature, pressure, and viscosity for a given altitude input up to 86km.This function is designed to be useful for those designing and analyzing aircraft and has the following features that... Platforms: Matlab

License: Freeware Size: 10 KB Download (44): STDATMO: Standard Atmosphere Function Download

Added: May 07, 2013 | Visits: 287

QUBIT4MATLAB This program package helps modeling spin chains, qubit registers, etc. according to nonrelativistic quantum mechanics and some novel ideas from quantum information theory.In particular, it contains MATLAB routines for reordering qubits, for computing the reduced density matrix after removing some... Platforms: Matlab

License: Freeware Size: 71.68 KB Download (49): QUBIT4MATLAB Download

Added: May 06, 2013 | Visits: 531

First-order multivariate calibration Graphical user interface driven first-order multivariate calibration using up-to-date methods, including PCR, PLS, net analyte methods and ortoghonal signal correction. Provides a variety of pre-processing tools, cross-validation plots, prediction plots, elliptical joint region plots, net analyte... Platforms: Matlab

License: Freeware Size: 532.48 KB Download (47): First-order multivariate calibration Download

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