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Xiao Tang


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[HELP] A Classical Numerical Computing Question
f(x) = (exp(x)-1)/x; g(x) = (exp(x)-1)/log(exp(x)) Analytically, f(x) = g(x). When x is approaching to 0, both f(x) and g...

12 years ago | 1 answer | 0

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[Quick Question]Multiplications of all elements
Hi guys, I have a matrix A = [ 1;9;1;4;4;6] Is there any efficient way other than writing a loop that reach the result, ...

12 years ago | 1 answer | 0

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How can I generate expected values of normal order statistics with different n?
Is there an embedded function in MATLAB that I can use to generate expected values of normal order statistics with n from 1 to 1...

12 years ago | 2 answers | 0

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Quick Question! Get the Index
Hi guys, I have a matrix A, A = [1;1;0;1;1;1;0] As you can see, A(3) =0;A(7) = 0; Is there any function or logical in...

12 years ago | 1 answer | 0

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Delete the Whole Row and Merge The Next Row in a matrix
I have a Matrix A = '30' 'X' '@NA' '15' 'Y' [231.001] '00' 'Y' [21.110] '20' 'W' '@NA' '55' 'X...

12 years ago | 2 answers | 0

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Pull Out MATLAB Data to One Excel Spreadsheet[HELP!]
Your opinion is important to me! First there is a MATLAB code(pseudo code): for i = 1:2 A(i) = [C(i);D(i)]; ...

12 years ago | 1 answer | 0

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Convert cell to double
Hi guys, I got a matrix C, >>C = [{1} {2} ; {'@CF'} {2}] C = [ 1] [2] '@CF' [2] >>whos C ...

12 years ago | 1 answer | 0

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Convert cell array to double
Hi guys, I have a variable called MKVALM2PRSALEM came from [~,~, MKVALM2PRSALEM] = xlsread('C:\Users\X...\199001.xlsx',...

12 years ago | 2 answers | 0

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Add date variable into Xlsread Syntax?? Needs Help!!
Guys I really need some help here! There are mutiple similar xlsx files mamed after date, '199001.xlsx'(Jan 1990),'199002.xls...

12 years ago | 1 answer | 0

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Quick NAN Question HELP!
A = [1 2 3 1 nan]; If I input AA~=1 It returns ans = 0 1 1 0 1 However, If I want to find...

12 years ago | 1 answer | 0

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Transfer from Decimal to Percentage?
Hi guys, I have a Matrix A = [1 2 3 4 5 6 7 8 9] How I can get Matrix B = [1...

12 years ago | 1 answer | 0

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Format Questions
MATLAB has strict format requirement. 1. A and B are in double format. C is in cell format. (C is read by: [~,C,~] = xlsread...

12 years ago | 1 answer | 0

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A 'Matrix Minus' Question!
There are two matrix. A = [1 4 3 4 5 6 6 8 9 1 1 2 1 4 5 8 1 2 1 5 9 1 9 2 2 8 8 1 6 4]; B = [1 2 9 2 5]...

12 years ago | 1 answer | 0

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Another data manipulation question,need some help!
There are two matrix A and B. A = 15 4534 0 31 10 0 346 ...

12 years ago | 2 answers | 0

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A complicated data manipulation--Help!
Guys, I know It's complicated. But I really need your help. Please take a look at my example and you'll know how it works. ...

12 years ago | 2 answers | 0

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Data manipulation question, need some help!!
Guys, I really need some help here. I got stuck for a long time. 1. How am I supposed to create a matrix that has two colum...

12 years ago | 2 answers | 0

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