Linda

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Actif depuis 2012

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lasso sparse regression on Y matrix
Hello, I have a data matrix Y (N x M) on which I want to fit a GLM specified by the design matrix X (N x P). An easy way of e...

environ 13 ans il y a | 1 réponse | 0

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fminsearch on a large parameter set
hey, I would like to estimate the 85 parameters of a given objective function. I am sure fminsearch.m cannot do that, as the ...

environ 13 ans il y a | 1 réponse | 0

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sample vectors with pre-defined angle
hello, i want to sample a couple of vectors in a high-dimensional space (using randn), with the constraint that all these vec...

plus de 13 ans il y a | 2 réponses | 0

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bars turn black when overplotted
Hello, I want to overplot three bar graphs: figure; bar(data1);hold on; bar(data2,'r');hold on; bar(data3,'g');hol...

plus de 13 ans il y a | 1 réponse | 0

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filter.m -- output magnitude
Hello Wayne thank you for your comment, I found it quite useful. The system seems stable (all inside the unit circle). Howeve...

plus de 13 ans il y a | 0

Question

filter.m -- output magnitude
Dear community, I want to impose an autocorrelative structure on a random vector, so that its autocorrelation matches the one...

plus de 13 ans il y a | 2 réponses | 0

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generating autocorrelated time series based on data
honglei, thank you very much for your reply. after lag = 3, the autocorrelation becomes less than 1 % (and negative), so i tr...

plus de 13 ans il y a | 0

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generating autocorrelated time series based on data
hello all, i would be very grateful for advise on the following problem: i have a autocorrelated time series and i am trying ...

plus de 13 ans il y a | 2 réponses | 0

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