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Jan Motl


Last seen: 8 mesi fa Attivo dal 2013

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Inviato


LDL matrix factorization
Decomposition of a matrix into lower triangular matrix L and diagonal matrix D

quasi 4 anni fa | 5 download |

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Stratified cross-validation for multi-label data sets
Greedily assign samples into folds based on their labels

oltre 4 anni fa | 2 download |

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Squared Euclidean distance on heterogeneous data
Element-by-element distance between two tables with a mix of nominal and numerical variables

oltre 4 anni fa | 1 download |

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Inviato


Distribution-balanced stratified cross-validation
An improvement to stratified cross-validation for small imbalanced data sets.

oltre 4 anni fa | 4 download |

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Inviato


Stratified matrix sampling
Random matrix sampling, which is stratified by rows and columns

oltre 4 anni fa | 1 download |

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Sequential sign test
A non-parametric test, which terminates, once the results become significant

quasi 5 anni fa | 1 download |

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Inviato


Cholesky decomposition
In place matrix factorization

quasi 5 anni fa | 2 download |

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Inviato


Laplacian Corrected Modified Naive Bayes
Fast linear classifier for nominal data

oltre 5 anni fa | 1 download |

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Inviato


Average Filter
Average filter performs image smoothing with integral image method.

quasi 6 anni fa | 1 download |

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Inviato


Magic kernel resizing
The “magic kernel” is a method of resampling images that gives clear results free of artifacts.

circa 6 anni fa | 1 download |

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Inviato


Sobel filter of predefined size
The function returns Sobel filter of predefined size.

circa 6 anni fa | 1 download |

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Inviato


Normalized Discounted Cumulative Gain (NDCG)
Returns the Normalized Discounted Cumulative Gain

circa 6 anni fa | 1 download |

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Inviato


Network Meta-Analysis
Performs a network meta-analysis

quasi 8 anni fa | 1 download |

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Inviato


Get all topological sorting arangements
Generates all topological sorting arangements

quasi 8 anni fa | 1 download |

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Inviato


Topological sort
Performs topological sort of a directed graph

circa 8 anni fa | 3 download |

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Inviato


Bradley local image thresholding
A fast an well performing local image thresholding method.

quasi 9 anni fa | 4 download |

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Inviato


Rotate an image around a point
Performs rotation of an image around any point inside of the image.

oltre 9 anni fa | 10 download |

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Bernsen local image thresholding
Implementation of Bernsen's thresholding method.

oltre 9 anni fa | 3 download |

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Remove ghosts from binarized images
This method removes speckles in the binarized images.

quasi 10 anni fa | 1 download |

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Nick local image thresholding
Nick's binarization performs local image thresholding.

quasi 11 anni fa | 1 download |

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Wolf local image thresholding
Wolf's binarization performs local image thresholding.

quasi 11 anni fa | 3 download |

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Meanthresh local image thresholding
Meanthresh performs a simple local image thresholding.

quasi 11 anni fa | 2 download |

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Feng local image thresholding
Feng binarization method is well suited for ill illuminated or stained documents.

quasi 11 anni fa | 1 download |

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Standard deviation filter
Standard deviation filter for images based on integral images.

quasi 11 anni fa | 2 download |

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Niblack local thresholding
A traditional local image thresholding.

quasi 11 anni fa | 4 download |

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Sauvola local image thresholding
Sauvola binarization method is well suited for ill illuminated or stained documents.

quasi 11 anni fa | 12 download |

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Straighten image
The function finds the document orientation.

quasi 11 anni fa | 1 download |

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Risolto


Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

circa 11 anni fa

Risolto


Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

circa 11 anni fa

Risolto


Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

circa 11 anni fa

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