Matt J
Professional Interests: medical image processing, optimization algorithms PLEASE NOTE: I do not read email sent through my author page. Please post questions about FEX submissions in their respective Comments section.
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3 Highlights
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Feeds
Submitted
Constrained minimum L1-norm solutions of linear equations
Finds least L1-norm solutions to linear equations C*x=d subject to linear and/or integer constraints.
2 months ago | 6 downloads |
Submitted
Array Concatenation with Implicit Expansion
Versions of cat(), horzcat(), and vertcat() that support implicit expansion
3 months ago | 4 downloads |
Submitted
spatialgraph2D
Creates a graph object with 2D spatial locations associated with the nodes
6 months ago | 3 downloads |
Submitted
Block transposition, permutation, and reshaping of arrays
Analogues for transpose(), reshape(), and permute() but where sub-blocks of the array are treated as scalar elements.
7 months ago | 5 downloads |
Submitted
Grids of tiled chart layouts
A tool for simplifying the creation of nested tiled layouts
7 months ago | 2 downloads |
Submitted
Object-oriented tools to fit/plot conics and quadrics
A tool set for fitting and/or plotting various conics and quadric surfaces, e.g., ellipses, cylinders, spheres, planes, cones, a...
9 months ago | 42 downloads |
Submitted
Tools for Processing Consecutive Repetitions in Vectors
A set of functions for labeling and manipulating groups of consecutively repeating elements in a vector.
2 years ago | 4 downloads |
Submitted
outputnames
Get a list of the output argument names of the currently executing function.
2 years ago | 2 downloads |
Submitted
Further tools for analyzing objects in N-dimensional images
A collection of tools to supplement bwpropfilt, bwareaopen, and the like.
2 years ago | 3 downloads |
Submitted
gaussfitn
Fit N-dimensional scattered points with Gaussian+constant
2 years ago | 7 downloads |
Submitted
Absolute Orientation - Horn's method
Solves weighted absolute orientation problem using Horn's quaternion-based method.
2 years ago | 13 downloads |
Submitted
Convert linear functions to matrix form
Obtaining the matrix representing a given linear function
2 years ago | 2 downloads |
Submitted
Intersections of multiple 2D lines or line segments
Compute the intersection of a reference line (or line segment) with a polyshape boundary or with a batch of other line segments....
2 years ago | 2 downloads |
Submitted
PROB2MATRICES: A selective version of prob2struct
Obtains matrices for select parts of an optimization problem from problem-based description.
3 years ago | 2 downloads |
Submitted
3D Rotation about Shifted Axis
Computes/applies rotation about arbitrary 3D line.
3 years ago | 18 downloads |
Submitted
Analyze N-dimensional Convex Polyhedra
Find vertex or (in)equality forms of convex polyhedra in R^n (for n not super large). Also, compute their intersections and unio...
3 years ago | 33 downloads |
Submitted
N-dimensional sparse arrays
Creates an N-dimensional sparse array object, for arbitrary N.
3 years ago | 14 downloads |
Submitted
whosGPU
Provides WHOS-like output for gpuArray variables in the current workspace.
3 years ago | 2 downloads |
Submitted
Extract linearly independent subset of matrix columns
Loop-free code routine to find a maximal subset of linearly independent columns in a matrix
4 years ago | 8 downloads |
Submitted
ndgridVecs
A more efficient substitute for ndgrid meant to help capitalize on implicit expansion.
4 years ago | 1 download |
Submitted
Find vertices in image of convex polygon
Estimates the corner points of a pixelated convex polygon having a known number of vertices.
4 years ago | 7 downloads |
Submitted
Structure fields to variables
Code writing tool for importing/exporting workspace variables to or from a struct.
5 years ago | 6 downloads |
Submitted
Separable Block-wise Operations
Efficiently performs separable operations (e.g., sum, mean,prod, min, max,...) on array sub-blocks
5 years ago | 5 downloads |
Submitted
Quadratic minimization with norm constraint
Minimizes convex or non-convex quadratics subject to (in)equality constraint on norm(x)
7 years ago | 4 downloads |
Submitted
MAT2TILES: divide array into equal-sized sub-arrays
Splits an array of any dimension into cell array of equal sized chunks.
7 years ago | 14 downloads |
Submitted
IMRESIZEN: resize an N-dimensional array
An N-dimensional analog of the imresize() function
7 years ago | 2 downloads |
Submitted
Regular Control Point Interpolation Matrix with Boundary Conditions
Creates Toeplitz-like matrices representing interpolation operations with edge conditions.
8 years ago | 11 downloads |
Submitted
Memory-efficient anonymous functions
Obtain anonymous function clean of non-essential workspace variables
9 years ago | 2 downloads |
Submitted
Zero-Based Indexable Arrays (OOP Exercise)
Creates arrays whose indexing starts from zero instead of one.
13 years ago | 2 downloads |