Visualize Euler rotations by Dennis

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

visualize_rotations(rotorder,rotangle_deg,axhandle)

SpinConv by Paolo de Leva

Conversion from a rotation representation type to another (aerospace, image processing, mathematics)

OUTPUT=SpinCalc(CONVERSION,INPUT,tol,ichk)

testSpinConv(testtype, verbose)

SpinConv.m

Rotate an image about a point by Jan Motl

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

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

rotateAround_test.m

Averaging Quaternions by Tolga Birdal

This function computes the average (mean) quaternion. (rotation, mean, average)

[Qavg]=avg_quaternion_markley(Q)

[]=test_avg_quaternion()

Function to Convert between DCM, Euler angles, Quaternions, and Euler vectors by John Fuller

Function to convert rotation data between 4 types: DCM, Euler Angles, Quaternions, and Euler Param. (aerospace, rotation, 3d)

OUTPUT=SpinCalc(CONVERSION,INPUT,tol,ichk)

Direction Cosine Matrix to Euler´s angles by Michala

Take as input a "direction cosine matrix" and output Euler angles (for Z-Y-X sequence) (euler, rotation, angle)

dcm2angle_Cadova.m

quaternion.m by Mark Tincknell

quaternion class, vectorized, converts among rotation representations, numerical Euler propagation (rotation, aerospace, euler)

quaterniondemo( time, sap, DCMin, interval )

quaterniondemo2

quaternion

Figure Rotator by Tucker McClure

Allows a user to easily navigate around a target point in a 3D figure using a mouse. (rotate figure, camera, orbit)

FigureRotator

example_figure_rotator.m

Euler angle, DCM, Quaternion, and Euler Vector Conversion/Teaching GUI by John Fuller

A GUI that helps users learn how Euler angles and other rotational data relate to one another. (euler angles, quaternion, dcm)

Euler angle, DCM, Quaternion and Euler Vector Conversion GUI

SpinCalcVis()

Efficient Vector Rotation Matrix Routine by Darin Koblick

Efficient Method to Determine a Matrix Needed to Rotate One Vector to Another (vector, rotation, euler)

vecRotMat(f,t)

vecRotMatDemo()

Noncontact Speckle-Based Velocity Meter by Sagheb Kohpayeh Araghi

Finding a velocity of substance by using radon transform. (velocity, radon, image)

Johann

Get Rotation Matrix from 2 Orthogonal Planes by Gemma Parra

Computes a 3x3 rotation matrix from two orthogonal planes in a 3D point cloud. (rotation, matrix, 3d)

callbackClickARectangleLowerRight(src, eventData, pointClou...

callbackClickARectangleUpperLeft(src, eventData, pointCloud...

getRMatrix(pointCloud)

Transformations by Krishna Lalith

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

Check_Order(Order)

Transformations(action)

[ngon,pref]=Transgon(ngon,Pattern)

Rotate and alternate tick labels on any Xaxis (top or bottom) by Fanny Besem

Rotate tick labels and alternate them for reading clarity (alternate, text, label)

rotatetl.m

3D Rotation about Shifted Axis by Matt J

Computes/applies rotation about arbitrary 3D line. (rotation matrix, rotation, affine transform)

varargout=AxelRot(varargin)

Image Rotation by Yan Maraden Sinaga

IMAGEROTATION able to rotate an image, based on affine transformation matrix. (rotate, rotation, image processing)

hasil=imagerotation(img_in,rotDeg);

Make FSL-compatible Transformation Matrix by Cihat Eldeniz

Prepares .mat files to be used with FSL's registration-related functions. (fsl, flirt registration, transformation matrix)

makeFslXfmMatrix(T,R,S,filename)

rotateData by Rafa

Rotate coordinates about any specified origin. (rotation, coordinates, origin)

rotateData(x,y,xo,yo,theta,direction)

Euler/Fixed Angles Properties by Husam Aldahiyat

Graphical display of Euler and Fixed Angles (euler, robot, gui)

eangles

eulfor(a,b,g,con)

rotx(t)

Rotate a plot by Jon André Adsersen

Simple function that rotates a plot in 2D about a given rotationpoint. (rotation)

[x3,y3]=rotate2d(xo,yo,x1,y1,vr)

rotation_I_profile.m

rotation_curve.m

Absolute Orientation - Horn's method by Matt J

Solves weighted absolute orientation problem using Horn's quaternion-based method. (absolute orientation, quaternion, coordinate transforma...)

[Bfit,report]=absorient(A,B,doScale)

[Bfit,report]=absorient(A,B,doScale)

[Bfit,report]=absorient(A,B,doScale)

OpenSURF (including Image Warp) by Dirk-Jan Kroon

SURF (Speeded Up Robust Features) image feature point detection / matching, as in SIFT (surf, scale invariant featu..., feature)

D=FastHessian_BuildDerivative(r,c,t,m,b) % This function Fa...

Iout=affine_warp(Iin,M,mode)

PaintSURF(I, ipts)

Click3dPoint by Babak Taati

Select a point from a 3D point cloud by clicking on it. (point cloud, 3d, callbak)

callbackClickA3DPoint(src, eventData, pointCloud)

clickA3DPoint(pointCloud)

rowNorm(A)

Miller Indices of Cubic Crystals by Husam Aldahiyat

Simple GUI that displays properties of Miller Indices for cubic crystals. (indices, crystal, miller)

millerind

Eular angles GUI by Maxim Vedenyov

Eular angles visualization and connection with axis-angle rotation. (euler angles, visualization, line of nodes)

XYZ_visibility

an=arc_data(ang,R,h,Rt)

an=ax_an_bounding(gamma,delta,alpha)

ROI Draw by Christopher Changchien

ROI Draw allows you to draw rectangular ROI's at any angle. (signal processing, statistics, probability)

ROIDraw(varargin)

Real-Valued Spherical Harmonics by Bing Jian

some useful spherical harmonics routines (approximation, interpolation, spherical harmonics)

SHRotate(r, degree)

angular_correlation(coeff_u,coeff_v)

compute_GA(coeffs)

Affine Transformation by Ibrahim El Rube'

This program facilitates the application of the affine transformation to a 2-D Image. (geometric transformat..., image registration, affine)

AffineTrnasformation(varargin)

Understanding the Euler Angles by Divahar Jayaraman

This is for visualizing the Euler Angles and better understanding of it (euler angle, rotation, aerodef)

Cone( orgin,r,h,dir,n,closed )

Cylinder( orgin,r,h,dir,n,closed )

Extrude( x1,x2,h1,h2,dir,closed )

Disk Rotation Simulation inside a cylinder by Arash Mohtat

The program animates and simulates the rotation od a disk inside a half cylinder (mechanical modeling, disk, rotation)

final_out=semicircle_rotation

3D Rigid body transformation by Jeny Rajan

This program is for rigid body transformation of 3D objects. (rigid body, 3d, image registration)

N=rigid3D(k1,thx,thy,thz,tx,ty,tz);

PCAANGLE by Jøger Hansegård

Estimate the direction of the major axis of two dimensional point data. (linear algebra, angle, direction)

pcaangle(x, y, plotoption)

Rotation of the vector around the axe by Sergii Iglin

Rotation of the vector around axe and search of the axe and angle of rotation. (linear algebra, vector, rotation)

GetRotAxeAngle(T)

RotVecArAxe(A,L,Phi)

polarLabels by Brian Katz

Modified polar plot to allow for rotation/dilation of polar plot labels. (annotation, customization, polar)

polarLabels(theta,rho,line_style,labelrotate,rlabshift,clea...

Quaternion Rotations by George Poropat

Implements one or more rotations of vectors about another vector (or vectors) using quaternions. (quaternion, rotation, vector)

s_vectors=q_rotns(t_vectors, r_vector, r_angle)

Coordinate Rotation by Alister Fong

Rotates the given coordinates about a given center. (annotation, customization, rotation)

rotation(input_XY,center,anti_clockwise_angle,varargin)

test_rotation

contents.m

smallest_Bounding_Box by Ken Crounse

Rotates an object to fit within the smallest bounding square possible. (data exploration, bounding, box)

smallest_Bounding_Box(v,figQ)

Fourier-Mellin based Image Registration (with GUI) by Adam Wilmer

GUI-implementation of the Fourier-Mellin transform for simple image rotation, scale and translation. (image registration, translation registrat..., scale)

crosspowerspectrum(in1,in2)

fm_guifun(action)

fm_parse_inputs(data)

aero2vr by Giampiero Campa

Virtual Reality toolbox interface for airplanes. (aerospace, aeronautics, aerodef)

aero2vr