Matt J

Last seen: Today | Con actividad desde 2009

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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Enviada

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

2 meses hace | 6 descargas |

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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.

2 meses hace | 6 descargas |

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

4 meses hace | 1 descarga |

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Object-oriented tools for fitting conics and quadrics
A tool set for fitting various conics and quadric surfaces, e.g., ellipses, cylinders, spheres, planes, cones, and lines.

5 meses hace | 63 descargas |

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

6 meses hace | 5 descargas |

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gaussfitn
Fit N-dimensional scattered points with Gaussian+constant

8 meses hace | 18 descargas |

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

9 meses hace | 2 descargas |

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

10 meses hace | 32 descargas |

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

12 meses hace | 13 descargas |

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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....

12 meses hace | 13 descargas |

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

más de 1 año hace | 1 descarga |

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

casi 2 años hace | 26 descargas |

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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...

alrededor de 2 años hace | 42 descargas |

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

alrededor de 2 años hace | 34 descargas |

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

alrededor de 2 años hace | 11 descargas |

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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

más de 2 años hace | 17 descargas |

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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.

casi 3 años hace | 22 descargas |

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

casi 3 años hace | 3 descargas |

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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.

alrededor de 3 años hace | 13 descargas |

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

más de 3 años hace | 34 descargas |

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

alrededor de 4 años hace | 10 descargas |

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

más de 5 años hace | 6 descargas |

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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.

más de 5 años hace | 30 descargas |

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

más de 5 años hace | 10 descargas |

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

casi 7 años hace | 11 descargas |

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

más de 7 años hace | 1 descarga |

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

más de 11 años hace | 7 descargas |

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Whos
Variant of whos(). Gives memory in Kbytes and displays array dimensions even for 4D+ arrays.

alrededor de 12 años hace | 1 descarga |

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Matrix Products Expressed in Terms of Individual Operands
A class representing products of matrices, internally storing/manipulating them separately.

más de 12 años hace | 2 descargas |

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Overloading SIZE for Array-like User-Defined Objects
A tool for OOP overloading of the size() method, imitating I/O conventions of MATLAB's native SIZE.

más de 12 años hace | 1 descarga |

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Matt J

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