Seismic Signals
This program demonstrate abilty of wavelets to denoise audio data as well its effectiveness on different type of signals at different SNR. I have tested this program on windows xp and MATLAB 6.1 it works perfectly
Platforms: Matlab
License: Freeware | Size: 225.28 KB | Download (47): Wavelets Based Denoising Download |
This is a simple program to simulate Single Side Band Modulated Signals. Many of the students have a very big misconception on Single Side Band Modulation. This is the correct algorithm for SSBAM. This is a simple technique for a very simple, but misunderstood problem.
Platforms: Matlab
License: Freeware | Size: 102.4 KB | Download (42): Single Side Band Modulation Download |
This toolbox includes routines for using principal component analysis (PCA) and independent component analysis (ICA) to extract cellular signals from imaging data sets. A full description and validation of the method is provided in the paper, "Automated Analysis of Cellular Signals from...
Platforms: Matlab
License: Freeware | Size: 337.92 KB | Download (44): CellSort Download |
Computes the Woody average by first aligning individual signals (corrupted by jitter) with the standard average. Uses xcorr to compute the lag and then re-averages the signals to get an improved estimate.Example included in help.Technique deteriorates at low SNRs.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): Woody Average (Average with alignment) Download |
The Fourier Calculator (Simulink model) can be used for arbitrary signals. In this case the Wolfer sun spot data are analyzed
Platforms: Matlab
License: Freeware | Size: 993.28 KB | Download (39): Wolfer sun spot data analyzed with the Fourier Calculator Download |
using this code user can actually feel the effect of filtering on audio signals and also see how filtering varies with changing the filter used
Platforms: Matlab
License: Freeware | Size: 51.2 KB | Download (45): audio signal filtering Download |
THIS FUNCTION PLOTS FFT OF THE SIGNAL INPUT TO THE FUNCTION ISuserfft(input, sampling frequency, waveform, psd) input -> Input waveform sampling frequency -> Sampling frequency waveform -> 'real' refers to real baseband signals plots only half the fft output -> 'complex' refers to complex...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (42): Frequency Plotting Download |
This a very simple function that produces a condensed, approximate version of the time-series signal y, with each group of n adjacent points in y replaced by its average. You can use this to condense over-sampled signals so that subsequent processing will be easier and faster. Or you can use it...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): Condense time-series signals Download |
Calculates the average log-spectral distance between CLEAN and NOISY signals. Has the option of calculating this distance for speech active periods only. Also you can select a frequency range to study the distance in a sub-band.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (42): LP Log Spectral Distance Download |
In many practical signal processing problems, the objective is to estimate from measurements a set of constant parameters upon which the received signals depend.For example, high-resolution direction-of-arrival (DOA) estimation is important in many sensor systems such as radar, sonar, electronic...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): Direction of Arrival Estimation with MUSIC Algorithm Download |
For more detailed information about subject, d-deDUSeismic Crystals And Earthquake Shield Application d-deDU article, which is found at;http://arxiv.org/ftp/arxiv/papers/0902/0902.1429.pdf
Platforms: Matlab
License: Freeware | Size: 51.2 KB | Download (45): Seismic Crystal FDTD simulation Download |
This application displays both signals from created MQT Database. Beat annotations and waveform boundary annotations included in the database can be viewed with the signal.Moving a slider, plots further fragments of the signals. User can adjust window length.Samples of signals and annotations are...
Platforms: Matlab
License: Freeware | Size: 2.19 MB | Download (52): MQT Database Viewer Download |
nteractive smoothing for time-series signals, with sliders that allow you to adjust the smoothing parameters continuously while observing the effect on your signal dynamically. RunSmoothSliderTest to see how it works. Can be used with any smoothing function, but two fast smooth functions are...
Platforms: Matlab
License: Freeware | Size: 102.4 KB | Download (46): Interactive Smoothing Download |
This code provides a tool to identify a state space model from stochastic signals using a subspace approach.The code is implemented in two steps using a nested function. The first step returns a vector of subspace singular values, from which a user can determine an appropriate order for the state...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Stochastic Subspace Realization Download |
The Wireless Rope is a framework to experience and study the ubiquitous Bluetooth signals of the environment. Surrounding peoples' phones and places' computers can be detected, traced, and interacted with using the Wireless Rope mobile phone program.
Platforms: *nix
License: Freeware | Size: 819.2 KB | Download (44): Wireless Rope Download |
Fault handler for SIGSEGV, SIGFPE, SIGBUS and SIGILL signals: display the Python backtrace and restore the previous handler. Allocate an alternate stack for this handler, if sigaltstack() is available, to be able to allocate memory on the stack, even on stack overflow (not available on Windows).
Platforms: *nix
License: Freeware | Size: 10.24 KB | Download (39): faulthandler Download |
proctools provides the pgrep and pkill commands, which, respectively, scan for and send signals to processes that are matched by command line options. This is vaguely similar to the killall command from Linux's psmisc package, but has many more features
Platforms: *nix
License: Freeware | Size: 30.72 KB | Download (34): proctools Download |
The purpose of this software is to help traders, who use Meta Trader 4 trading terminal, in their routine work with trading signals. Some traders, who can not trade successfully by themselves, prefer to copy trades of professional traders. Some successful traders would like to increase their...
Platforms: Windows
License: Freeware | Size: 786 KB | Download (406): Meta Trader Account Copier Download |
Spikoscope helps browse and analyze electrophysiological recordings, through filtering, detection of events and frequency estimation, in intra- and extracellular signals. Spikoscope generates/prints common and some original analysis figures.
Platforms: Windows
License: Freeware | Size: 59.5 MB | Download (555): Spikoscope Download |
Stock Price Analysis provide a free web based stock price analysis module. The easy to use interface incorporates Fundamental Analysis to calculate: Fair Value stock price; comparative stock Value; profit Target sell price; Stop Loss sell price; Price Earnings Ratio (PE) for Fair Value and Buy...
Platforms: Windows, Mac
License: Freeware | Size: 103.9 KB | Download (1458): Stock Price Analysis Download |