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Jonny


Actif depuis 2011

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Professional Interests: computing, cars, girls...

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Princomp help needed to reduce-change a dimension of the matrix
I have a matrix X 400x500 (rows x column) and I use [coeff,score,variance]=princomp(X); %Calculate explained variance ...

plus de 13 ans il y a | 1 réponse | 0

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Question


PCA matrix data compression help
Hi, I'm making a neural network for classification(newff or patternnet) and I have a input matrix 400x500 (rows x column) and ...

plus de 13 ans il y a | 1 réponse | 0

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Problem with targets in nprtool
Do you have your targets in your folder where are your inputs?

plus de 13 ans il y a | 0

Question


matrix - change columns randomly
Hi, how can I change randomly the positions of entire columns in a matrix [nxm]? For example, I want to change my matrix A...

plus de 13 ans il y a | 1 réponse | 1

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Code for retraining of ANN gives always the same results (MSE)
Can you please show me a code if you write this loop? Thanks :)

plus de 13 ans il y a | 0

Réponse apportée
gsubtract Error
R2011 only have gsubtract.m, older versions of Matlab don't have this file :(

plus de 13 ans il y a | 0