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

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)

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

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

arraylab13(a,b,d1,d2)

arraylab131(a,b,d1,d2)

arraylab132(a,b,d1,d2)

TIMEIT Benchmarking Function by Steve Eddins

TIMEIT.M measures the time required to call a user-specified function (time benchmark, timeit, potw)

timeit(f, num_outputs)

Vector algebra for arrays of any size, with array expansion enabled by Paolo de Leva

Multiple dot, cross, and outer products, cross divisions, norms, normalizations, projections, etc. (linear algebra, projection, algebra)

cross2(a, b, idA, idB)

crossdiv(varargin)

dot2(a, b, idA, idB)

Binary array expansion function by Paolo de Leva

element-by-element binary operations (e.g. plus, times, eq, gt) with array expansion (AX) enabled. (array expansion, bsxfun, array)

baxfun(f, a, b, shiftA, shiftB)

testBAXFUN()

bsxfun substitute by Douglas Schwarz

Substitute for bsxfun for older versions of MATLAB in which it is not built-in. (bsxfun, array expansion, singleton)

bsxfun(op,x,y)

make_bsx_mex

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

Versatile algorithm defining Cartesian reference frames based on the positions of at least 3 points (mechanical modeling, cartesian coordinate ..., reference frame)

ARF(P, segname, side, varargin)

footBAF(HEEL, MET1, MET5, MET2, side, varargin)

frame(a, b, axis1, c, axis2, dim)

Generalized Array Operations by Douglas Schwarz

Computes generalized array operations by expanding singleton dimensions. (matrices, array, repmat)

genop(op,x,y)