Linear Least Squares Fit
If the signal frequency has to be guess, then it should be close to real frequency value. Requirements: - MATLAB 7.6 (R2008a)
Platforms: Windows, Mac, *nix, Matlab, Solaris
License: Freeware | Download (60): Four-Parameter Sinefit Download |
This applicationĀ is an open-source machine learning program for supervised classification of patterns (vectors of measurements). PCP implements the following algorithms and methods: - Fisher's linear discriminant - dimensionality reduction using Singular Value Decomposition - Principal...
Platforms: Windows, Mac, *nix, C/C++, BSD Solaris
License: Freeware | Download (59): PCP Application Download |
Group and Block Sparse Signal reconstruction viaMatching Pursuit - BMP, GMPGradient Pursuit - block_gp, group_gpNearly Orthogonal Matching Pursuit - block_nomp, group_nompPartial Conjugate Gradient Pursuit - block_pcgp, group_pcgpOrthogonal Least Squares - BOLS, GOLS
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (58): Greedy Algorithms promoting Group Sparsity Download |
In this submission we present the code of the Replacement Method (RM) [1-4] and Enhanced Replacement Method (ERM)[5], that were proposed some time ago by our group. Both methods produce linear regression QSPR-QSAR models that are quite close the FS (full search) ones with much less computational...
Platforms: Matlab
License: Freeware | Size: 215.04 KB | Download (47): QSAR/QSPR Search Algorithms Toolbox Download |
It is known that there is no sufficient Matlab program about neuro-fuzzy classifiers. Generally, ANFIS is used as classifier. ANFIS is a function approximator program. But, the usage of ANFIS for classifications is unfavorable. For example, there are three classes, and labeled as 1, 2 and 3. The...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Neuro-fuzzy classifier Download |
rilt Regularized Inverse Laplace Transform [g,yfit,cfg] = rilt(t,y,s,g0,alpha) Array g(s) is the Inverse Laplace Transform of the array y(t), calculated by a regularized least squares method.This script is an emulation of S. Provencher CONTIN program, written in Fortran. See...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): rilt Download |
Group and Block Sparse Signal reconstruction viaMatching Pursuit - BMP, GMPGradient Pursuit - block_gp, group_gpNearly Orthogonal Matching Pursuit - block_nomp, group_nompPartial Conjugate Gradient Pursuit - block_pcgp, group_pcgpOrthogonal Least Squares - BOLS, GOLS
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (45): Greedy Algorithms promoting Group Sparsity V3 Download |
New users and old of optimization in MATLAB will find useful tips and tricks in this document, as well as examples one can use as templates for their own problems.Use this tool by editing the file optimtips.m, then execute blocks of code in cell mode from the editor, or best, publish the file to...
Platforms: Matlab
License: Freeware | Size: 92.16 KB | Download (45): Optimization Tips and Tricks Download |
Genetic Programming (GP) generates nonlinear input-output models of dynamical systems from input-output measurement data. This GP-OLS toolbox applies Orthogonal Least Squares algorithm (OLS) to improve the search effeciency of GP.It can be used for static equation discovery or structure...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): GP-OLS model structure identification Download |
Statsmodels is a Python package that provides a complement to scipy for statistical computations including descriptive statistics and estimation of statistical models. Main Features regression: Generalized least squares (including weighted least squares and least squares with autoregressive...
Platforms: *nix
License: Freeware | Size: 3.23 MB | Download (42): scikits.statsmodels Download |
CoffeeSaint is a fully customizable Nagios status viewer. It grabs the status from a Nagios server and displays it in a fullscreen GUI. It is written in Java so it should run on all platforms (tested on Linux, AIX 6.1 and windows xp) capable of running Java 5. For compiling with GCJ you need at...
Platforms: *nix
License: Freeware | Size: 153.6 KB | Download (36): CoffeeSaint Download |
This is a cross-platform software package for econometric analysis, written in the C programming language. It is is free, open-source software. You may redistribute it and/or modify it under the terms of the GNU General Public License (GPL) as published by the Free Software Foundation. Features...
Platforms: Windows, Mac, *nix, C/C++, BSD Solaris
License: Freeware | Download (2025): Gretl Download |
GWC is an application to do digital audio restoration on wavfile data, i.e. remove hisses and clicks. It features click repair using least squares autoregressive interpolation, and is based on the FFTW library. This is still beta code, so back up your data files first. It is resulting of never...
Platforms: *nix
License: Freeware | Size: 696.32 KB | Download (213): Gnome Wave Cleaner Download |
The GNU Scientific Library (GSL) is a numerical library for C and C++ programmers. It is free software under the GNU General Public License. GNU Scientific Library provides a wide range of mathematical routines such as random number generators, special functions and least-squares fitting. There...
Platforms: *nix
License: Freeware | Size: 2.3 MB | Download (99): GNU Scientific Library Download |
TAPPY was specially developed using the Python programming languages as a tidal analysis package.
It breaks down a record of water levels into the component sine waves. This Python program uses the least squares optimization and other functions in SciPy.
The focus is to make the most accurate...
Platforms: Windows
License: Freeware | Download (465): TAPPY Download |
Is a cross-platform software package for econometric analysis, written in the C programming language. It is free, open-source software. You may redistribute it and/or modify it under the terms of the GNU General Public License (GPL) as published by the Free Software Foundation. Features Easy...
Platforms: Windows
License: Freeware | Size: 17.2 MB | Download (635): gretl Portable Download |
SciCraft is an open source data analysis software developed in Python which allows you to access advanced mathematical functions through an easy-to-use graphical interface. Typical methods can be anything from areas like statistics, chemometrics and artificial intelligence and from languages like...
Platforms: Linux
License: Freeware | Size: 2.53 MB | Download (675): SciCraft for Linux Download |
MacMolPlt is a Chemistry visualization tool that can be used to build molecules with an integrated graphical model builder, create input files for the GAMESS computational chemistry program, and then visualize the results of computational chemistry runs. Features include a high-quality 3D...
Platforms: Mac
License: Freeware | Size: 7 MB | Download (50): MacMolPlt Download |
This package is a loosely defined collection of tools for application of Python in a laboratory environment. It consists of pure python protocol drivers for various useful devices, including: National Instrument DSTP protocol to interface Python to LabVIEW VXI-11 protocol, to allow python to talk...
Platforms: Windows, Mac, *nix, Python, BSD Solaris
License: Freeware | Download (59): Python Laboratory Operations Toolkit Download |
Functions are described briefly below:1) er_add: Add given tranfer functions.2) er_blaschke: Perform desired frequency transformation of digital filter using Blaschke products.3) er_conv: Multiply transfer functions.4) er_fconv: Convolve transfer functions in frequency domain.5) er_firlsinv: Find...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (39): Comprehensive DSP Toolbox Download |