Curvilinear Regression Coefficients
MATLAB implementation of IGRF11 fortran code as function for calculating Earth mean magnetic field. Implementation has been modified to default to GPS reference coordinates with output B components North, East, and Vertical. Spherical harmonic coefficients are derived from downloaded Excel...
Platforms: Matlab
License: Freeware | Size: 1.01 MB | Download (60): IGRF Magnetic Field Download |
One must input to a dialog box Antoine's constants, Wilson binary interaction parameters and liquid molar volume of any binary mixture of his choice. The program computes and plots activity coefficients, relative volatility and VLE diagram.
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (42): Binary VLE Computations using Wilson's Model Download |
The submission finds two parameters a_1 and a_2, coefficients belong to a linear equation of temperature, that minimize the difference between the pressures calculated by an equation of state and the experimental values at same temperature and volume conditions.
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (40): Increase execution speed Download |
This software solves the economic emission dispatch by quadratic programming.The fuel cost equations,emission coefficients ,Bmn coeffcients and the demand should be entered and the subroutien emield.m should be executed.
Platforms: Matlab
License: Freeware | Size: 40.96 KB | Download (43): Economic emission dispatch Download |
Bouncing superball simulation with spin on arbitrary 2D surfaces. Simulates frictional collisions of a spinning ball against arbitrary surfaces. New surfaces can be added by the user to set up any scenario with multiple surfaces while the simulation is running and the ball can be throw by the...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): Ball Bounce Physics with spin Download |
Uses simulink to get the bubble temperature and vapor mole fractions of a ternary mixture composed of acetone, chloroform and methanol. User needs to enter the total pressure as well as the liquid mole fractions of the three components of the mixture. Program uses the Wilson model to compute...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Vapor-Liquid Calculations for Ternary Mixtures Download |
function out=janaf(prop, spec, T) | Version 1.01 --------------------------------------------------------------------- Calculates JANAF curve fit according to JANAF virial equation Output is calculated in SI-units prop = 'c' for standard state specific heat = 'h' for standard state enthalpy = 's'...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): janaf.m Download |
This function solves the linear fractional-order differential equations (FODE) with constant coefficients. The short memory principle has not neen used here, so the length of input signal is limited to few hundred samples. The parameters of the FODE (in its standard form) are the inputs of this...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Fractional-order differential order equation solver Download |
This code solves the economic dispatch by quadratic programming.Monotonic quadratic Fuel cost equations with Bmn coefficients is considered this model.
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (41): Economic dispatch by quadratic programming Download |
PGPI(NUM,DEN,W,FI,A) plots the stability boundary locus L(KP,KI,W)in the (KP,KI)-plane for an LTI system with transfer function defined by its NUM, DEN coefficients and driven by a PI controller with transfer function, C(s)=kp+(ki/s). Frequency (W) gridding becomes important. Phase Margin, FI,...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (47): PI Control with Gain and Phase Margin Specifications Download |
These are the utilities needed along the forecasting model previously submitted.They comprise optimization functions, statistics functions, all open source.
Platforms: Matlab
License: Freeware | Size: 81.92 KB | Download (50): Utilities associated with the Matlab Model for regression and forecasting Download |
The modele pacemaker VI1 is an non linear ODE of 2 variables,V the potential of membrane cell and I1 a current variable of excitation.dV/dt=P(V,I1,K) dI1/dt=Q(V,I1,K) where K is the cardiac vector parameters of dim 8.All the polynomials P and Q are rational coefficients with commun divisor C and...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): Simulink Application Of Modele Pacemaker VI1 Download |
Set of functions providing the attenuation and energy absorption coefficients of x-ray and gamma-ray photons in various materials, based on NIST report 5632, by J. Hubbell and S.M. Seltzer.X = PhotonAttenuation(Material, Energy, Options, Thickness)Function providing the attenuation and energy...
Platforms: Matlab
License: Freeware | Size: 163.84 KB | Download (48): PhotonAttenuation Download |
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 |
SETTPI(NUM,DEN,W,P) plots the stability boundary locus L(KP,KI,W)in the (KP,KI)-plane for an LTI system with transfer function defined by its NUM, DEN coefficients and driven by a PI controller with transfer function, C(s)=kp+(ki/s). Frequency (W) gridding becomes important. For a specific...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (50): PI Control, Settling Time Download |
Decreasing the individual error and increasing the diversity among classifiers are two crucial factors for improving ensemble performances. Nevertheless, the d-deDUkappa-errord-deDt diagram shows that enhancing the diversity is at the expense of reducing individual accuracy. Hence, We proposed...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): MPOEC algorithm Download |
It is training for students Constant input signal to sinusoidal relaxation oscillator VI1 with simulink.Student can get in variation constant input signal and set curve input /output frequency.Students can change rational coefficients to have a large linearity near a point.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): Training Constant Input Of Sinusoidal Relaxation Oscillator VI1 With Simulink Download |
This function implements a method of using genetic algorithms to optimise the form of a polynomial, i.e. reducing the number of terms required in comparison to a least-squares fit using all possible terms, as described in the following paper:Clegg, J. et al, "The use of a genetic algorithm to...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (45): gapolyfitn Download |
Reporting tool, with leading indicators for each asset, for an example Quantitative Fund.This asset definition is read by the runregression.m matlab file submitted elsewhere and allows to compute correlation coefficients and assign weights to relevant indicators when doing forecasting.
Platforms: Matlab
License: Freeware | Size: 2.55 MB | Download (44): Asset Definitions for Forecasting Download |
Wigner3j( J123, M123) calculates the Wigner 3j-symbol according to Racah formula.The Wigner 3j symbol is useful for multiplication of Spherical Harmonics (and their generalizations) and for addition of angular momentum.The are related to the Clebsch-Gordan coefficients by:Wigner3j( J123, M123 ) =...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): Wigner3j symbol Download |