Skirt Zhang

Université de Lausanne

Active since 2012

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Error message while Using PCA function in Matlab
Dear All, I am using the matlab existing function> PCA to compute the PCs for matrix X (26, 5000), so 26 observations and 500...

10 years ago | 2 answers | 0

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answers

Question

How to apply newey-west standard error to adjust---Tvalues
Dear All; I want to check my vector EWe if it's significantly different from zero but I want to use the newey wes...

11 years ago | 0 answers | 0

0

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Question

how to use a parameter name list as input for a function?
Dear All, I have a tryparel function as below %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% function out=tryparel(paramlis...

12 years ago | 1 answer | 0

1

answer

Question

how should I cal. the sum of all the combinations?
Dear All, For one vector A=(a1, a2, ...a3000). I want to calculate the sum(ai * aj^2) where i,j are different indices, i not eq...

12 years ago | 0 answers | 0

0

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Question

how can I create a new structure based on a existing one?
Dear All, I have a structure A as below A a1[1*1] a21[1*1] a22[1*1] a31[1*1] a32[1*1] a33[1*1] a34[1*1] I want to...

12 years ago | 1 answer | 0

1

answer

Question

replace missing value in a matrix using intropolated values
Dear All, I have a matrix A as below: A = 1.1093 -0.7697 1.1006 -0.6156 0.4882 -0.8045 0.1049 ...

12 years ago | 1 answer | 0

1

answer

Question

How to calculate the mean for specific rows in a cell using cellfun
A cell A{1}=a1 A{2}=a2 ... A{5}=a5 a1=[1 1 1 1 ; 2 2 2 2; 3 3 3 3; 4 4 4 4;] a2 = [ 2 2 ...

12 years ago | 3 answers | 0

3

answers