Technique Cookware
Computes BER v EbNo curve for convolutional encoding / soft decision Viterbi decoding scheme assuming BPSK.Brute force Monte Carlo approach is unsatisfactory (takes too long) to find the BER curve.The computation uses a quasi-analytic (QA) technique that relies on the estimation (approximate one)...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (38): Impact of quantization on performance 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 code basically computes the BER of an OFDM system. The ifft size is 64 .16-QAM is the modulation Technique and convolution encoding rate 1/2 is used as the coding scheme.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (46): OFDM Trasnmitter and Receiver (Matlab Code) Download |
The different low dimensional embeddings are an orthonormal coordinate system generated from a1. Diffusion process defined on the data2 . Normalized Laplace Beltrami operator3. Normalized Focker Plank operatorThis is a nonlinear dimension reduction technique using the concepts of manifold...
Platforms: Matlab
License: Freeware | Size: 890.88 KB | Download (49): Eigen Function of the Laplacian Download |
HILBERT2 Extract instantaneous envelope and frequency from a bandlimited signal via Hilbert transform. [ENV FREQ] = HILBERT2(X,FS), for vectors X, returns estimates of the instantaneous envelope and frequency. X is assumed to be a band-limited signal sampled at a rate specified by FS (in units...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (46): hilbert2 Download |
My work has been accepted in GECCO 2008 as Graduate Student workshop. I have used this technique in PID tunning and i got better result than BG and PSO
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (45): Tunning of PID controller using Bacterial Foraging Orientec by Particle swarm optimization Download |
LU Decomposition is applied to a sparse banded matrix. We show how fill-ins can make solution by elimination not manageable. The same matrix is used to solve the Poiseuille flow problem in a rectangular channel using the finite differences approach. The result obtained using this numerical...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): Poiseuille Flow in a Rectangular Channel Download |
This simple simulation shows the implementation of FxLMS algorithm for a single channel feed-forward active noise control system. Here, the controller generates an "anti-noise" signal to result a destructive interference at the sensor position. The objective is to minimize the noise residue.The...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): Active noise control system using FxLMS algorithm Download |
This add-in to the PSO Research toolbox (Evers 2009) aims to allow an artificial neural network (ANN or simply NN) to be trained using the Particle Swarm Optimization (PSO) technique (Kennedy, Eberhart et al. 2001).This add-in acts like a bridge or interface between MATLABd-deOaos NN toolbox and...
Platforms: Matlab
License: Freeware | Size: 358.4 KB | Download (46): Neural Network add-in for PSORT Download |
This script takes in data, and then produces a logarithmically binned (natural log) histogram: [midpoints,Freq,eFreq] =logbin(data, BinNum) where the inputs are data: the input data from some experiment which will be binned BinNum: the number of bins used in the data reduction process. The...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): Log Binning of Data Download |
This GUI was designed to help users to better understand the Undersampling/Bandpass Sampling technique. While you're urged to follow the above link, to better understand this topic, a brief explanation follows:All of us, dealing with signal processing are familiar with the Nyquistd-deOCtShannon...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (44): Undersampling GUI Download |
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
License: Freeware | Size: 10 KB | Download (49): Sinusoidal Symmetric PWM modulation based three phase inverter Download |
Automatic differentiation is a technique for computing the derivatives of a function using the chain rule. Matlab objects make it easy to implement automatic differentiation. Note that this package is implemented in a rather old version of Matlab. You may need to edit it for newer versions.An...
Platforms: Matlab
License: Freeware | Size: 51.2 KB | Download (44): Automatic Differentiation with Matlab Objects Download |
The Spherical Self-Organizing Feature Maps is a contemporary technique for data clustering and visualization.The main advantages they offer are the following:1. Smooth training2. Implementation in arbitrary dimension without additional computational cost.3. Data visualization in arbitrary...
Platforms: Matlab
License: Freeware | Size: 6.18 MB | Download (48): S-SOFM Toolbox Download |
This file explains how to run the demo shown in the July 2005 MATLAB Digest Article "Improving an Engine Cooling Fan Using Design for Six Sigma Techniques." You will need MATALAB, Statistics Toolbox, Curve Fitting Toolbox, and Optimization Toolbox to run all of the analysis. I recommend you view...
Platforms: Matlab
License: Freeware | Size: 696.32 KB | Download (45): Improving an Engine Cooling Fan Using Design for Six Sigma Technique Download |
Including diffusion tensor data calculation, fiber tractography and fiber tracts visualization Function.[DiffusionTensorCalculation.m] will calculate the diffusion tensor, fractional anisotropy (FA), fiber direction eigenvalue and principle eigenvector.[Tractography_STT_Euler.m] will will...
Platforms: Matlab
License: Freeware | Size: 18.04 MB | Download (44): DTI Fiber Tractography (Streamline Tracking Technique) Download |
To further understand the implementation of hyperparameters re-estimation technique in Bayesian hierarchical model, we added two more prior assumptions over the weight in BayesPI, namely Laplace prior and Cauchy prior, by using the evidence approximation method. In addition, we divided...
Platforms: Matlab
License: Freeware | Size: 1.96 MB | Download (46): BayesPI: a new biophysical model for studying protein-DNA interaction Download |
The harmony elements algorithm is proposed as a global searching technique of numerical computing which inspired by the old Chinese philosophy: Doctrine of Wu Xing, the five color theorem, and the Hoffman-Singleton graph. According to operation of overcoming and generating policy, each element in...
Platforms: Matlab
License: Freeware | Size: 276.48 KB | Download (53): Five elements algorithm Download |
Analogue circuits were replaced by digital technique for the firing of the single phase inverter switches.EEPROM (Electrically Erasable Programmable Read-Only Memory) was used to store the switching scheme that controlled the inverter.
Platforms: Matlab
License: Freeware | Size: 716.8 KB | Download (47): EEPROM-Based Single Phase Inverter Script Download |
This plugin replace WP default admin/login/register page. The technique used is pretty brutal but the best currently possible, the plugin replaces the modified files automatically. # Installation : 1. Download the .zip file of logoReplacer from the WordPress plugins directory. 2. Unzip it into...
Platforms: PHP
License: Freeware | Size: 10 KB | Download (39): LogoReplacer Download |