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updated 9 hours ago

FINDTRIA - Spatial queries for simplexes. by Darren Engwirda

Efficient spatial queries for collections of d-simplexes. (mathematics, geometry, 2d)

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updated 1 day ago

Simple example and generic function for kmeans clustering by Soumya Banerjee

Simple generic function and example to perform kmeans clustering (clustering, machine learning, mathematics)

kmeans_generic

call_kmeans()

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updated 1 day ago

Fast Third Order Cross-Cumulant calculation by Brian

Performs a fast third order cross cumulant calculation between the three vectors (x,y,z). (signal processing, mathematics, statistics)

cum3xyz(x,y,z, nsamp, overlap,window)

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updated 2 days ago

Robust dual-mesh construction by Darren Engwirda

Construct dual meshes from 2-simplex triangulations embedded in R^3 (mathematics, modeling, 2d)

blocksolve(aa,bb)

demodual2(id)

drawdual2(cp,ce,pv,ev,varargin)

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updated 2 days ago

SANKHYA by Abhijeet

SANKHYA is an 'any base to any base convertor'. (mathematics)

Sankhya.m

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updated 4 days ago

inpolygons by Kelly Kearney

Finds points inside multiple polygons, holes possible. (approximation, interpolation, polygon)

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updated 8 days ago

MATLAB Functions for Two Body Orbit Propagation by David Eagle

Three MATLAB functions for propagating two-body orbits (mathematics, simulation, aerospace)

atan3

eci2orb1

oeprint1(mu, oev, ittype)

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updated 11 days ago

komputasi proses by Danviero

komputasi proses (mathematics)

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updated 12 days ago

A MATLAB Script for Earth-to-Mars Mission Design by David Eagle

Determines optimal n-body ballistic trajectories from Earth park orbit to encounter at Mars. (interplanetary missio..., aerospace, mathematics)

atan3

brent

e2m_deltav

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updated 12 days ago

Gravity-assist Trajectory Design and Analysis by David Eagle

A MATLAB Script for Interplanetary Gravity-Assist Trajectory Design and Optimization (mathematics, aerospace, simulation)

atan3

eci2orb1

fbhyper(mu, vinfi, vinfo, rp)

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updated 14 days ago

Simple example and generic function for SVM binary classifier by Soumya Banerjee

Simple generic function that takes two labelled classes and trains SVM classifier. (classification, machine learning, optimization)

svm_classifier

svm_call

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updated 16 days ago

Plane fit by Adrien Leygue

Fits a plane to a set of data points by minimizing the normal quadratic distance (mathematics, optimization, data exploration)

affine_fit(X)

demo.m

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updated 16 days ago

HPF - a big decimal class by John D'Errico

High precision floating point arithmetic, a new class written in MATLAB (hpf, multiple precision, big decimal)

Demo script for my High Precision Floating point decimal

hpf_regression_testing

DefaultDecimalBase(DBaseNew)

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updated 17 days ago

vebyk by Rolf Sidler

vebyk performs ordinary kriging and can be easily adapted to other kriging methods. (kriging, 2d, approximation)

buildbigc3(position,anisotropy,nu,range)

buildsmallc3(position,anisotropy,nu,range)

covcalc(lag,nu,a)

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updated 17 days ago

Radial Basis Function Network by Travis Wiens

Simulates and trains Gaussian and polyharmonic spline radial basis function networks. (radial basis function, rbf for suren, radial basis function...)

rbf_integral(Xc,X1,X2,k_i,basisfunction)

rbfn_integral(Xc,X1,X2,W,k_i,basisfunction)

sim_rbf(Xc,X,W,k_i,basisfunction)

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updated 18 days ago

sisoid/rank_code by Alexander Shishkin

MATLAB realization of rank metric error-correcting code (mathematics, communications)

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updated 21 days ago

recognition by nothing nothing

test before (mathematics)

MIDCITRA.m

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updated 27 days ago

Newton's method for 2 variables non-linear system by Ahsun Ali

With this code, any 2 equation (non-linear) system can be solved by the newton's method. (mathematics)

NonlinearNewton.m

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updated 27 days ago

Admittance Matrix Formation (Y bus formation) by zameer abbas

MATLAB Code for Y bus formation of given power system network (mathematics, power system, load flow analysis)

Ybus.m

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updated 29 days ago

Moivre by Orlando Rodríguez

Moivre's formula (roots of complex numb..., mathematics, multidimensional)

moivre( n, z )

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updated 29 days ago

Making matrix to have constant for its determinant by Feng Cheng Chang

Making given matrix altered to have a certain constant for its determinant (mathematics)

mtx_d(A,D,d)

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updated 29 days ago

Gaussian Elimination Example (with partial pivoting): GEE, it's simple! by Tim Davis

A set of simple functions that illustrate Gaussian Elimination with partial pivoting (gaussian elimination, partial pivoting, linear algebra)

gee_its_short

gee_its_simple

gee_its_simple_backsolve

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updated 29 days ago

Bayesian Linear Regression by Soumya Banerjee

This is a set of MATLAB functions to do Bayesian linear regression (statistics, optimization, mathematics)

bayesian_regression

CALL_bayesian_regression

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updated 30 days ago

central_diff2(y,deltat,d,a) by Benjamin Strom

Finite difference approximation of any order derivative, any accuracy (interpolation, approximation, algorithm)

central_diff2(y,deltat,d,a)

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updated 30 days ago

Evolution Strategies (ES) by Gilberto A. Ortiz

Algorithm that implements 'Evolution Strategies' (ES) ('mu-lambda' and 'mu+lambda' variants). (evolution strategies, optimization, genetic algorithms)

evolution_strategy(f, mu, lambda, gen, sel, rec_obj, rec_...

mutation(n,lambda,xr,sigmar,alphar,limits)

recombination(type_obj,type_str,n,mu,lambda,xi,sigma,alpha)

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updated 30 days ago

Zernike Moments by Amir Tahmasbi

MATLAB Code for the Fast Calculation of Zernike Moments of order n and repetition m on NxN images. (image processing, physics, mathematics)

Zernikmoment(p,n,m)

radialpoly(r,n,m)

Zernike_main.m

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updated 1 month ago

Kernel smoothing density estimate for circular data by Vlad Atanasiu

Provides various methods to smooth circular data. (statistics, mathematics)

circ_ksdensity.m

circ_iqr(alpha)

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updated 1 month ago

Find values in a vector or function by Adrian Lara-Quintanilla

For a function y=f(x), this script looks for all the "x" values for a desired value of "y" (y0). (mathematics, data exploration, time series)

findvalues(vector,yvalue)

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updated 1 month ago

nasa/T-MATS by Jeffryes

Simulink Toolbox for the Modeling and Analysis of Thermodynamic Systems, such as gas turbines (simulation, simulink, example)

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updated 1 month ago

dec2any(x,n) by Ahmed A. Selman

Decimal (base 10) number to any (base 2 to 10) converion function. (mathematics)

whatn

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updated 1 month ago

dec2senary(num) by Ahmed A. Selman

Decimal (base 10) number to senary (base 6) converion function. (mathematics)

dec2senary(num)

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updated 1 month ago

Termoclina by Socde

Se modelo un perfil vertical de temperatura. (physics, biology, mathematics)

termoclina.m

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updated 1 month ago

Convert Roman to Arabic by Stacey Gage

Convert Roman numerals to Arabic numerals (arabic, roman, conversion)

roman2arabic( roman_in )

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updated 1 month ago

Convert Arabic to Roman by Stacey Gage

Convert Arabic numerals to Roman numerals (arabic, roman, conversion)

arabic2roman( arabic_in )

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updated 1 month ago

Two or three masses connected by springs by Jeffrey Chasnov

A simulation of two or three masses connected by springs. Used to illustrate normal modes. (oscillation, springs, hookes law)

spring.m

gui_spring2mass2(varargin)

gui_spring3mass2(varargin)

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updated 1 month ago

Inverse Tangent Doubt by JANAK TRIVEDI

Doubt related Inverse Tangent (mathematics, physics, statistics)

tan_doubt.m

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updated 1 month ago

Sod Shock Tube Problem Solver by Gogol

Computes the exact solution to Sod Shock Tube problem (aerospace, mathematics, test)

analytic_sod(t)

sod_func(P)

sod_demo.m

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updated 1 month ago

geom2d by David Legland

Geometry library for matlab. Performs geometric computations on points, lines, circles, polygons... (color, mathematics, computational geometr...)

Demo Medial Axis

Draw Poisson lines

demoExpandPolygon

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updated 1 month ago

Reflect Through a Cylindrical Mirror by Paul Kassebaum

Reflect points p through a cylinder of radius R with respect to a viewpoint v = [v_x, v_y, v_z] (3d printing, physics, art)

reflectThroughCylinder(R, v, p)

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updated 1 month ago

gengamrand(n,Alpha, Beta, a) by Warda Syeda

Generating numbers from a generalized gamma distribution (statistics, mathematics)

gengamrand(n,Alpha, Beta, a)

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updated 1 month ago

Multinomial Expansion by Isaac

Evaluate multinomial expansion and coefficients (multinomial, mathematics, statistics)

multinomial_expand(pow,ndim)

multinomial_powers_recursive(pow,ndim)

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updated 2 months ago

Chicken Swarm Optimization Algorithm (demo) by Xian-Bing Meng

This is a new bio-inspired algorithm Chicken Swarm Optimization, proposed by Xian-bing(2014) (mathematics, optimization, matlab)

CSO.m

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updated 2 months ago

y=f1(a,b); by king brown

函数 (mathematics)

y=f1(a,b);

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updated 2 months ago

Option on zero-coupon bond via Levy HJM model by Mesias Alfeus

Levy Term structure, GH as a driver, Option on zero-bond values, Quadratic hedge ratio. (mathematics, finance, simulation)

[price, Hedge]=GH_Quadratic(PU,PT,U,T,K,sig,k,lambda,alph...

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updated 2 months ago

Roots for non-linear highly-transcendental equation. by sai kumar

it solves almost any given linear, non-linear, non-linear & highly-transcendental equations. (matlab, mathematics, function)

[F] =FCT(TOL)

code(a,b)

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updated 2 months ago

Monte Carlo example of a Multi Commodity Spot and Forward curves Simulator by Ahmos Sansom

Implementation of a commodity spot and Multi-Factor forward curve simulator for coupled markets (finance, mathematics, optimization)

CalibrateSpotModel.m

CalibrateFCModel(historicalForwardCurves, nFactors)

LnTestofSims(mySims, LastFC, volFN, Factors)

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updated 2 months ago

Solar by ELAVARASAN

solar model of pv panel (mathematics)

solarmodal.mdl

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updated 2 months ago

koch von by carlos

programin (mathematics)

fincur.m

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updated 2 months ago

MATLAB PROGRAMMING by ABHILASH SINGH

TUTORIAL 04 (mathematics)

prog04.m

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updated 3 months ago

MATLAB PROGRAMMING by ABHILASH SINGH

TUTORIAL 03 (mathematics, matlab)

prog03.m

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