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dymitr ruta


Last seen: environ 2 mois il y a |  Actif depuis 2020

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Fast aggregates over overlapping subsets of a vector
I have a long vector of values say x=rand(1e5,1), and a long but shorter cellarray with indices to the elements of x. I just wan...

environ 2 ans il y a | 1 réponse | 0

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Faster than pdist for cityblock on integers?
Hi folks, I have very large matrices in the order of 100k+ rows and even more columns containing only 3 possible integer values ...

environ 2 ans il y a | 1 réponse | 0

1

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Fast binary decoding of very large matrix of uint8s
Hi Guys, I will appreciate help on the very fast decoding of uint8s into 4 uint8s corresponding to each 2-bit representation of ...

plus de 2 ans il y a | 2 réponses | 0

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fast cell2mat with padding or numerical equivalent of pad function that works very fast on cellarray of variable length uint8 vectors
Hi Folks, I have a similar question I already found being asked but I need very fast solution that specifically converts cellar...

plus de 2 ans il y a | 1 réponse | 0

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How to force textscan to include the custom EOL character
Hi Folks, I am loading multiline chunks of texts from very big files each starting from '@' character into separate cells. Here...

plus de 2 ans il y a | 2 réponses | 0

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Fastest possible code for AUC between a continuous predictor and a binary target
Hi Folks, I am on the hunt for the fastest possible Matlab code that computes empirical exact Area Under the Receiver/Operator ...

plus de 3 ans il y a | 1 réponse | 0

1

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Changing the type of the built-in function output variable
Is it possible to force Matlab to change the type of output variable returned from the built-in function (which I cant control) ...

environ 4 ans il y a | 2 réponses | 0

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Fastest match between 2 sequences
Hi All, I am matching many long sequences against each other in a way that the shorter sequence x slides against the longer ref...

environ 4 ans il y a | 2 réponses | 0

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Réponse apportée
Fastest multiple binary search in the same sorted large vector
Thanks Bruno find_idx is the current leader. Jus a remark that I found the matlab internal: matlab.internal.math.discretize(u,v,...

environ 4 ans il y a | 0

A résolu


Find: Faster Alternatives for Large Sorted/Unique Vectors
The Challenge is to create faster Find methods for large unique ascending vectors. Methods exist that are 1000 times faster t...

environ 4 ans il y a

Question


Fastest multiple binary search in the same sorted large vector
Hi All, I have a challenging problem to find the fastest solution for as it is a big bottleneck in my code right now. Vector v [...

environ 4 ans il y a | 3 réponses | 0

3

réponses

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Access to patches to handle transparency of contourf
Hi there, I was trying to access patches that used to be accessible as children of the contourf handle. I wanted this access to ...

plus de 4 ans il y a | 1 réponse | 0

0

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Question


Can I generate data visualizations like heatmaps on matlabs' site viewer?
Dear Mathworks, I noticed you have a very neat tool within antena toolbox for signal propagation: site viewer. Actually I only ...

plus de 4 ans il y a | 1 réponse | 0

1

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