photo

Matt J


Last seen: Today Active since 2010

Followers: 16   Following: 0

Message

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.

Statistics

All
MATLAB Answers

304 Questions
12,411 Answers

File Exchange

39 Files

Cody

5 Problems
33 Solutions

Discussions

10 Discussions

RANK
6
of 301,513

REPUTATION
32,296

CONTRIBUTIONS
304 Questions
12,411 Answers

ANSWER ACCEPTANCE
78.95%

VOTES RECEIVED
4,300

RANK
200 of 21,310

REPUTATION
6,760

AVERAGE RATING
4.90

CONTRIBUTIONS
39 Files

DOWNLOADS
130

ALL TIME DOWNLOADS
55813

RANK
10,959
of 175,013

CONTRIBUTIONS
5 Problems
33 Solutions

SCORE
598

NUMBER OF BADGES
7

CONTRIBUTIONS
0 Posts

CONTRIBUTIONS
0 Public Channels

AVERAGE RATING

CONTRIBUTIONS
10 Discussions

AVERAGE NO. OF LIKES
2

  • Most Accepted 2025
  • Most Accepted 2024
  • Speed Demon
  • Creator
  • Editor's Pick
  • Personal Best Downloads Level 4
  • Community Group Solver
  • Commenter
  • Promoter
  • Leader
  • Solver
  • Most Accepted 2023

View badges

Feeds

Submitted


Customized text modification buttons for the Matlab Editor
A pair of functions enabling simple, programmatic modification of Matlab Editor text. These can be used to make customized butto...

3 months ago | 2 downloads |

0.0 / 5

Submitted


arrayfun with scalar expansion
Version of arrayfun which allows argument arrays to have different sizes, so long as they are compatible for scalar expansion.

3 months ago | 1 download |

0.0 / 5

Submitted


A class for successive matrix products
A class representing products of matrices, internally storing/manipulating them separately.

5 months ago | 1 download |

0.0 / 5

Submitted


Further tools for analyzing objects in N-dimensional images
A collection of tools to supplement bwpropfilt, bwareaopen, and the like.

10 months ago | 1 download |

5.0 / 5

Submitted


Fit polyshape to objects in image
Given a 2D binary or label image of a number of objects, returns a "best-fit" polyshape to the boundaries of the objects.

10 months ago | 5 downloads |

0.0 / 5
Thumbnail

Submitted


Find vertices in image of convex polygon
Estimates the corner points of a pixelated convex polygon having a known number of vertices.

1 year ago | 7 downloads |

5.0 / 5
Thumbnail

Submitted


N-dimensional sparse arrays
Creates an N-dimensional sparse array object, for arbitrary N.

1 year ago | 9 downloads |

4.8 / 5

Submitted


gaussfitn
Fit N-dimensional scattered points with Gaussian+constant

1 year ago | 7 downloads |

5.0 / 5
Thumbnail

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.

1 year ago | 3 downloads |

5.0 / 5

Submitted


Array Concatenation with Implicit Expansion
Versions of cat(), horzcat(), and vertcat() that support implicit expansion

1 year ago | 2 downloads |

5.0 / 5

Submitted


spatialgraph2D
Creates a graph object with 2D spatial locations associated with the nodes

2 years ago | 3 downloads |

4.8 / 5
Thumbnail

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.

2 years ago | 1 download |

5.0 / 5

Submitted


ezplane
Plot an arbitrary 3D plane given its equation.

2 years ago | 2 downloads |

0.0 / 5

Submitted


Grids of tiled chart layouts
A tool for simplifying the creation of nested tiled layouts

2 years ago | 1 download |

0.0 / 5

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...

2 years ago | 10 downloads |

5.0 / 5
Thumbnail

Submitted


Tools for Processing Consecutive Repetitions in Vectors
A set of functions for labeling and manipulating groups of consecutively repeating elements in a vector.

3 years ago | 1 download |

5.0 / 5

Submitted


outputnames
Get a list of the output argument names of the currently executing function.

3 years ago | 1 download |

0.0 / 5

Submitted


Absolute Orientation - Horn's method
Solves weighted absolute orientation problem using Horn's quaternion-based method.

4 years ago | 5 downloads |

4.9 / 5

Submitted


Convert linear functions to matrix form
Obtaining the matrix representing a given linear function

4 years ago | 1 download |

0.0 / 5

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....

4 years ago | 1 download |

4.0 / 5
Thumbnail

Submitted


PROB2MATRICES: A selective version of prob2struct
Obtains matrices for select parts of an optimization problem from problem-based description.

5 years ago | 3 downloads |

0.0 / 5

Submitted


3D Rotation about Shifted Axis
Computes/applies rotation about arbitrary 3D line.

5 years ago | 8 downloads |

5.0 / 5

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...

5 years ago | 8 downloads |

5.0 / 5
Thumbnail

Submitted


whosGPU
Provides WHOS-like output for gpuArray variables in the current workspace.

5 years ago | 1 download |

0.0 / 5

Submitted


Extract linearly independent subset of matrix columns
Loop-free code routine to find a maximal subset of linearly independent columns in a matrix

5 years ago | 5 downloads |

5.0 / 5

Submitted


ndgridVecs
A more efficient substitute for ndgrid meant to help capitalize on implicit expansion.

6 years ago | 1 download |

0.0 / 5

Submitted


Structure fields to variables
Code writing tool for importing/exporting workspace variables to or from a struct.

6 years ago | 6 downloads |

4.8 / 5

Submitted


Separable Block-wise Operations
Efficiently performs separable operations (e.g., sum, mean,prod, min, max,...) on array sub-blocks

7 years ago | 3 downloads |

5.0 / 5

Submitted


Quadratic minimization with norm constraint
Minimizes convex or non-convex quadratics subject to (in)equality constraint on norm(x)

8 years ago | 1 download |

4.5 / 5

Submitted


MAT2TILES: divide array into equal-sized sub-arrays
Splits an array of any dimension into cell array of equal sized chunks.

8 years ago | 9 downloads |

4.5 / 5

Load more