Kristy Kwok

Active since 2018

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Plot Excel Time Series,date without weekend and holidays in Matlab
Hi all, I was just wondering if there is a way to Plot Excel financial Time Series,date without weekend and holidays in Matlab? ...

bijna 7 jaar ago | 1 answer | 0

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I want a FFT plot of a .mat file at 8000Hz (in 3 seconds) to find the dominant frequencies but I'm not getting an peaks. Whats wrong with the codes?Thank you very much for any help!
if true % code end Here is the code I have but getting no peaks: Fs = 8000; % Sampling frequency. t = 0:1/Fs:3-1/F...

bijna 7 jaar ago | 1 answer | 0

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Hello how do I plot plot function exp^(-x), x <= 0 and exp^(x), x >0, Thanks alot!
Hi Walter, I understand exp (abs(x)) is the same as exp(x) but I wasnt sure how to specify the limits x<=0 and X >0? Would...

bijna 7 jaar ago | 0

Answered
Hello how do I plot plot function exp^(-x), x <= 0 and exp^(x), x >0, Thanks alot!
Hello Kalyan, Thank you so much! I am sorry but I am still lost on how to specify the limits x<=0 and X >0, can you please b...

bijna 7 jaar ago | 0

Answered
Hello how do I plot plot function exp^(-x), x <= 0 and exp^(x), x >0, Thanks alot!
Thanks Walter! I have come up with this: x = 0:0.1:10; y1=exp(abs(x)); y2=exp(x); plot(x,y1,x,y2) But I wasn...

bijna 7 jaar ago | 0

Question

Hello how do I plot plot function exp^(-x), x <= 0 and exp^(x), x >0, Thanks alot!
Hello how do I plot plot function exp^(-x), x <= 0 and exp^(x), x >0, Thanks alot! This is what I have: x = 0:0.1:10; y1=...

bijna 7 jaar ago | 6 answers | 0

6

answers

Answered
Hello how do I plot plot function exp^(-x), x <= 0 and exp^(x), x >0, Thanks alot!
Thanks Walter! This is what I have: x = 0:0.1:10; y1=exp(-x); y2=exp(x); plot(x,y1,x,y2)

bijna 7 jaar ago | 0