Matt J

Last seen: Today | Aktiv seit 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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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.

13 Tage vor | 6 Downloads |

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ezplane
Plot an arbitrary 3D plane given its equation.

24 Tage vor | 1 Download |

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

27 Tage vor | 6 Downloads |

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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...

3 Monate vor | 54 Downloads |

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

4 Monate vor | 2 Downloads |

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

6 Monate vor | 3 Downloads |

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

etwa ein Jahr vor | 5 Downloads |

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

mehr als ein Jahr vor | 1 Download |

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

mehr als ein Jahr vor | 2 Downloads |

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gaussfitn
Fit N-dimensional scattered points with Gaussian+constant

mehr als ein Jahr vor | 18 Downloads |

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

fast 2 Jahre vor | 16 Downloads |

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

etwa 2 Jahre vor | 9 Downloads |

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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....

etwa 2 Jahre vor | 4 Downloads |

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

fast 3 Jahre vor | 3 Downloads |

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

etwa 3 Jahre vor | 20 Downloads |

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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...

etwa 3 Jahre vor | 36 Downloads |

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

etwa 3 Jahre vor | 35 Downloads |

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

etwa 3 Jahre vor | 2 Downloads |

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

mehr als 3 Jahre vor | 13 Downloads |

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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.

fast 4 Jahre vor | 9 Downloads |

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

etwa 4 Jahre vor | 1 Download |

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

etwa 4 Jahre vor | 14 Downloads |

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

mehr als 4 Jahre vor | 15 Downloads |

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

etwa 5 Jahre vor | 4 Downloads |

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

mehr als 6 Jahre vor | 4 Downloads |

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

mehr als 6 Jahre vor | 9 Downloads |

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

mehr als 6 Jahre vor | 4 Downloads |

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

fast 8 Jahre vor | 9 Downloads |