image thumbnail

updated 4 days ago

Solving a system of 2nd order ODE by Srikrishnan Madhavan

An example that takes a two-parameter 2nd order system and solves it using 'ode45' (ode45, ode, 2ndorder)

image thumbnail

updated 1 month ago

Generalized Plane Stress and Plane Strain States by Nikolas Apel

Visualization, Transformation & 0-45-90 Strain Gage Rosette Evaluation (strain gage, spannung, dehnung)

update_gui.m

setlanguage.m

genStressStrainStates(varargin)

image thumbnail

updated 3 months ago

Geodetic Transformations Toolbox by Peter Wasmeier

Peter Wasmeier (view profile)

Set of tools for transformation used in geodesy, especially when using GNSS or mapping (ellipsoidal coordinat..., cartesian coordinates, transformation)

helmert2d.m

ntv2trafo.m

helmertprojective3d.m

image thumbnail

updated 6 months ago

Signature Tool by Mark Lawford

The Signature Tool extracts the interface of a Simulink subsystem. (tools, software engineering, transformation)

AddGlobals(address, yOffset, globalGotos, gotoLength, dgt)

AddImplicits(address, scopeGotoAdd, scopeFromAdd, dataSto...

AddImplicitsData(address, scopeGotoAdd, scopeFromAdd, dat...

image thumbnail

updated 6 months ago

Spherical To Azimuthal Equidistant by Kurt von Laven

Kurt von Laven (view profile)

Converts from spherical coordinates to azimuthal equidistant coordinates. (spatial, sphere, geometry)

AreBadValues(A)

Spherical2AzimuthalEquidistant(latsInDegrees, ...

image thumbnail

updated 6 months ago

Converter Cartesian coordinate to Geodetic coordinate by Sebahattin Bektas

Converter Cartesian coordinates to Geodetic coordinates on Triaxial Ellipsoid or Biaxial Ellipsoid o (conversion, transformation)

cartesian_geodetic( X, axis )

image thumbnail

updated 6 months ago

modify_spline(spline,a,b,shiftx,shifty,scalex,scaley) by Ernst Jan Grift

Spline object modification / transformation (spline, modification, transformation)

modify_spline(spline,a,b,shiftx,shifty,scalex,scaley)

image thumbnail

updated 7 months ago

dst2 2-D discrete sine transform by Said BOUREZG

Said BOUREZG (view profile)

dst2, idst2 discrete sine transform and its inverse (image processing, simulink, signal processing)

dst2(arg1,mrows,ncols)

idst2(arg1,mrows,ncols)

image thumbnail

updated 9 months ago

Converter Geodetic coordinates to Cartesian coordinates by Sebahattin Bektas

Converter Geodetic coordinates to Cartesian coordinates on Triaxial,Biaxial ellipsoide or Sphere (conversion, transformation)

geodetic_cart.m

image thumbnail

updated 10 months ago

Rigid Transform Estimation by Sandro

Sandro (view profile)

Estimates the rigid transform between 2D Points (rigid, transformation, 2d)

computeInliers( transformation, points1, points2, allowed...

computeRigidTransformation( points1, points2 )

estimateRigidTransformation( points1, points2, nIteration...

image thumbnail

updated 10 months ago

Rotate an image around a point by Jan Motl

Jan Motl (view profile)

Performs rotation of an image around any point inside of the image. (image processing, rotation, image)

rotateAround(image, pointY, pointX, angle, varargin)

rotateAround_test.m

image thumbnail

updated 1 year ago

PCA_Weighted.m by Germano Gomes

Weighted PCA on 3D triangle meshes (weighted pca, 3d mesh, transformation)

PCA_Weighted.m

image thumbnail

updated 1 year ago

NF2FF by Van Caekenberghe, K.

Near-Field to Far-Field Transformation for Antenna Measurements (transformation, antenna measurements, far field)

Agilent8720ES.m

BranchCuts(residue_charge, max_box_radius, IM_mask)

BranchCuts(residue_charge, max_box_radius, IM_mask)

image thumbnail

updated almost 2 years ago

Rotated grid transform by Simon Funder

Transforms coordinates from regular to rotated grid and vice versa. (coordinates, rotated, grid)

rotated_grid_transform(grid_in, option, SP_coor)

image thumbnail

updated 2 years ago

Defining Cartesian Reference Frames based on Point Positions by Paolo de Leva

Paolo de Leva (view profile)

Defining 3-D Cartesian reference frames based on the positions of at least 3 non-collinear points (mechanical modeling, cartesian coordinate ..., reference frame)

testFRAME.m

frame.m

ARF(P, segname, side, varargin)

image thumbnail

updated 2 years ago

Decimal real number -1.0 to 1.0 to 2's comp binary by Carsten

Carsten (view profile)

Transforms a decimal real number in range of -1.0 to 1.0 into a 2's comp binary number (binary, real number, transformation)

dec2bit(x,size)

image thumbnail

updated 2 years ago

Visualize Euler rotations by Dennis

Dennis (view profile)

Visualizes Euler rotations defined by a rotation sequence such as 'yxz' (euler angle, transformation, coordinate system)

visualize_rotations(rotorder,rotangle_deg,axhandle)

image thumbnail

updated 3 years ago

Local Binary Patterns transformation of the input image by Olegs Nikisins

This function performs a Local Binary Patterns transformation for the input image (local binary pattern, lbp, transformation)

LBP(Input_Im, R)

image thumbnail

updated 3 years ago

ABC to ALPHA-BEETA to DQ and DQ to ALPHA-BEETA to ABCconvertion by Siva Malla

Siva Malla (view profile)

abc to abc conversion by using Park and Clark transformation (abc, alpha, beeta)

abc_al_be_dq_al_be_abc.mdl

image thumbnail

updated 3 years ago

ABC to ALPHA-BEETA to DQ convertion by Siva Malla

Siva Malla (view profile)

abc to dq conversion by using Park and Clark transformation (clark, park, dq)

abc_al_be_dq.mdl

image thumbnail

updated 3 years ago

Perspective Control/ Correction by Michael Chan

Michael Chan (view profile)

The objective is to give a simple demonstration on perspective control using 4 corners of a plane. (image processing, perspective, control)

Get4Points( corner_coordinates )

fast_corner_detect_9(im, threshold)

sortCoordinatesAccordToX( coordinates )

image thumbnail

updated 3 years ago

fminsearchbnd, fminsearchcon by John D'Errico

John D'Errico (view profile)

Bound constrained optimization using fminsearch (optimization, fminsearch, constraint)

fminsearchbnd_demo

fminsearchcon_demo

fminsearchbnd(fun,x0,LB,UB,options,varargin)

image thumbnail

updated 3 years ago

wgs2utm (version 2) by Alexandre Schimel

Convert WGS84 coordinates (Latitude, Longitude) into UTM coordinates (northing, easting). (wgs, wgs84, utm)

wgs2utm(Lat,Lon,utmzone,utmhemi)

image thumbnail

updated 3 years ago

Transformations by Krishna Lalith

Identify Sequential Transformations from figure "X" to "Y". (transformation, translation, rotation)

Check_Order(Order)

Transformations(action)

Transgon(ngon,Pattern)

image thumbnail

updated almost 4 years ago

Picture Transformation Finder by Alexander Wallar

This function finds the transformation matrix of two images. (computer vision, parallel computation, parallel)

picTransformation(pic1, pic2)

image thumbnail

updated 4 years ago

Quaternion Transformation by Isuru kumarasiri

Animation of a cube in Quaternion Transformation (quaternion, transformation, cube)

Quati(vec,pnt)

image thumbnail

updated 5 years ago

Transform Points by James West

transform 3d points from one reference frame to another (vector, transformation, 3d)

fcn_transformPoints(tr1, tr2, points)

image thumbnail

updated 5 years ago

Algebraic Manipulation of Random Variables (Numerical) by Aaron Swan

Numerically approximate the PDF of a combination of the random variables X and Y. (probability, cdf, pdf)

transRV(jointXY,C,opp,n,varargin)

image thumbnail

updated 5 years ago

estimateRigidTransform by Babak Taati

estimate the rigid transformation between two sets of 3D point clouds, given a set of point matches (3d, rigid, rigid transformation)

crossTimesMatrix(V)

estimateRigidTransform(x, y)

quat2rot(Q)

image thumbnail

updated 5 years ago

Multiple matrix multiplications, with array expansion enabled by Paolo de Leva

Paolo de Leva (view profile)

Multiplying matrices, vectors, or scalars contained in two N-D arrays, with array expansion enabled. (linear algebra, matrix, vector)

multiprod13.m

multiprod.m

testMULTIPROD.m

image thumbnail

updated 5 years ago

Near-Field to Far-Field Transformation by Chris

Chris (view profile)

This adaption of the awesome NF2FF script takes plain text data sets as its input. (antenna measurements, far field, near field)

NF2FF_textip.m

NF2FF_tip_clean.m

image thumbnail

updated almost 6 years ago

Click3dPoint by Babak Taati

Select a point from a 3D point cloud by clicking on it. (gui tools, mouse, click)

callbackClickA3DPoint(src, eventData, pointCloud)

clickA3DPoint(pointCloud)

rowNorm(A)

image thumbnail

updated almost 6 years ago

Transform a 3d volume by using an affine transformation matrix by Martijn Steenwijk

This function transforms a volume by using an affine transformation matrix. (transformation, geometry, affine)

affine3d(old_im, M, range_x, range_y, range_z, method)

image thumbnail

updated 6 years ago

Global to Local Coordinate Transformation Matrix by Paulo J. Paupitz Goncalves

T = trans_matrix_beam3d(x0,y0,z0,x1,y1,z1,alpha) (linear algebra, coordinate, transformation)

trans_matrix_beam3d(varargin)

image thumbnail

updated almost 7 years ago

image3 by Anders Brun

Anders Brun (view profile)

Renders a 2-D image in 3-D space using a texture mapped rectangle, with several examples of uses. (image, imagesc, scatter)

demo

box3(vol, I2X, bbox)

image3(im,ij2xyz,handle)

image thumbnail

updated 8 years ago

Geographic to UTM coordinates. GUI. "UTeMization" by Alberto Avila Armella

Complete and easy to use GUI for converting Geographic to UTM coordinates. Single- and multi-point (conversion, coordinates, transformation)

utemization.m

image thumbnail

updated 9 years ago

Legendre Transformation of a one variable function by Miguel D. B.

Given a function F and a vector x, returns two vectors of numbers xx=F'(x) and yy=F(x)-x*xx (numerical approximati..., legendre, function)

legendretrans01(F,x,h,varargin)

image thumbnail

updated 9 years ago

Box-Cox power transformation for Linear Models by Hovav Dror

A utility helping finding lamda to transform y-->y^lamda to best fit multiple linear regression ... (statistics, probability, boxcox)

boxcoxlm(y,X,PlotLogLike,LambdaValues,alpha)

image thumbnail

updated 10 years ago

Transform Tensor by Peter Graat

Transformation of a 3D-tensor of any order to another coordinate system. (chemistry, physics, tensor)

transform(itr,tmx)

image thumbnail

updated 10 years ago

Integer order Hankel transform by Manuel Guizar

Manuel Guizar (view profile)

This routine implements Hankel transforms of integer order based on a Fourier-Bessel series. (transforms, hankel, transform)

Hankel_transform.m

image thumbnail

updated almost 11 years ago

Scale by Giampiero Campa

Giampiero Campa (view profile)

Linear scaling. (simulink, linear, affine)

scale.mdl

image thumbnail

updated almost 11 years ago

leafarea by Qian Wang

leaf area estimation (image analysis, leafarea, estimation)

leafarea(varargin)

image thumbnail

updated almost 11 years ago

addtxaxis by Francois Bouffard

Adds a top x-axis with arbitrary scale (annotation, customization, double)

addtxaxis(ah,transform,ticks,txlabel,ticklabels)

image thumbnail

updated 11 years ago

BWT encoder and decoder by Imran Akthar

Imran Akthar (view profile)

bwtenc bwtdec (transforms, burrows wheeler trans..., bwtenc)

bwtdec

bwtenc

bwt.m

image thumbnail

updated 11 years ago

haarmtx by Frédéric Chanal

Compute a n*n Haar matrix. (audio processing, video processing, haar)

haarmtx(n)

image thumbnail

updated 11 years ago

Procrustes Problem by Erik Larsen

Apply orthogonal transformation to a matrix. (linear algebra, procrustes, orthogonal)

procrust( A, B )

image thumbnail

updated almost 14 years ago

Box-Cox Transformation by Alexandros Leontitsis

Makes the Box-Cox transformation of a data set (statistics, probability, boxcox transformation)

boxcox(x,lamda,xdot)

Contact us