Matt J

Last seen: Today | Actif depuis 2009

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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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279 Questions
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A soumis

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

environ 2 mois il y a | 17 téléchargements |

4.8 / 5

A soumis

gaussfitn
Fit N-dimensional scattered points with Gaussian+constant

2 mois il y a | 11 téléchargements |

5.0 / 5

A soumis

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

2 mois il y a | 3 téléchargements |

5.0 / 5

A soumis

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.

7 mois il y a | 7 téléchargements |

5.0 / 5

A soumis

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

7 mois il y a | 2 téléchargements |

5.0 / 5

A soumis

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

11 mois il y a | 3 téléchargements |

4.8 / 5

A soumis

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.

11 mois il y a | 8 téléchargements |

5.0 / 5

A soumis

ezplane
Plot an arbitrary 3D plane given its equation.

12 mois il y a | 1 téléchargement |

0.0 / 5

A soumis

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

12 mois il y a | 2 téléchargements |

0.0 / 5

A soumis

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...

environ un an il y a | 33 téléchargements |

5.0 / 5

A soumis

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

environ 2 ans il y a | 4 téléchargements |

5.0 / 5

A soumis

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

plus de 2 ans il y a | 1 téléchargement |

0.0 / 5

A soumis

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

presque 3 ans il y a | 12 téléchargements |

4.9 / 5

A soumis

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

presque 3 ans il y a | 4 téléchargements |

0.0 / 5

A soumis

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....

presque 3 ans il y a | 3 téléchargements |

4.0 / 5

A soumis

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

plus de 3 ans il y a | 3 téléchargements |

0.0 / 5

A soumis

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

presque 4 ans il y a | 14 téléchargements |

5.0 / 5

A soumis

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...

presque 4 ans il y a | 14 téléchargements |

5.0 / 5

A soumis

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

environ 4 ans il y a | 1 téléchargement |

0.0 / 5

A soumis

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

plus de 4 ans il y a | 8 téléchargements |

5.0 / 5

A soumis

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

presque 5 ans il y a | 1 téléchargement |

0.0 / 5

A soumis

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

environ 5 ans il y a | 3 téléchargements |

5.0 / 5

A soumis

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

plus de 5 ans il y a | 5 téléchargements |

4.8 / 5

A soumis

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

presque 6 ans il y a | 5 téléchargements |

5.0 / 5

A soumis

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

plus de 7 ans il y a | 1 téléchargement |

4.5 / 5

A soumis

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

plus de 7 ans il y a | 6 téléchargements |

4.5 / 5

A soumis

IMRESIZEN: resize an N-dimensional array
An N-dimensional analog of the imresize() function

plus de 7 ans il y a | 3 téléchargements |

5.0 / 5

A soumis

Regular Control Point Interpolation Matrix with Boundary Conditions
Creates Toeplitz-like matrices representing interpolation operations with edge conditions.

presque 9 ans il y a | 2 téléchargements |

5.0 / 5

A soumis

Memory-efficient anonymous functions
Obtain anonymous function clean of non-essential workspace variables

plus de 9 ans il y a | 1 téléchargement |

0.0 / 5

A soumis

Zero-Based Indexable Arrays (OOP Exercise)
Creates arrays whose indexing starts from zero instead of one.

plus de 13 ans il y a | 3 téléchargements |

5.0 / 5

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