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# Tsuwei Tan

15 total contributions since 2017

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Question

Extracting data tips from 3-D figure
Please download long_lati_depth.mat And run the code. May I ask how to automatically extract the data when the line A to B int...

2 months ago | 1 answer | 0

### 1

Question

How to find Datenum time step
Please find the attached t.mat, it includes t1 and t2 may I ask how to find the time step between t1 and t2? Thank you!

4 months ago | 0 answers | 0

### 0

Question

Integral Error in Dimension
I have the following code like this: When I try to do integral at ycs1=2*cot(0.05)*integral(@(v)integrand(v),v1,v2); It retu...

5 months ago | 1 answer | 0

### 1

Question

Mathematica FindRoot to Matlab
May I ask how to put the following Mathematica code into Matlab? mvel1[n_, H_, f_] := v /. FindRoot[freq[v, n, H, 2.2, 1800, 1...

5 months ago | 1 answer | 0

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Question

For loop count question
I have a count question regarding for loop. May I ask how to get the "count" number representing from 1 to 86625? Or there is...

5 months ago | 2 answers | 0

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Question

How to open 100 figures and make movie?
I have creat 100 figures with file names: figure_1, figure_2, figure_3......figure_100 Is it possible to openfig those 100 fi...

6 months ago | 0 answers | 0

### 0

Question

How to concentrate matrix 100 times?
for testnum=1:100 filesavepath=['H:\Desktop\0208\' num2str(testnum) '_sen']; load(fullfile([filesavepath '\0208_' num2...

7 months ago | 1 answer | 0

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Question

Uniform Interpolation/resample Question
Please find the attachment data.mat figure(1) plot(exp_f2,exp_t2,'ro') ylabel('Unifrom Time Step 2.5ms');xlabel('Hz')...

1 year ago | 1 answer | 0

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Question

For Loop Question- Compensation
I have a computational function like output = function (sed_dep,sed_rho,sed_speed,bottom_rho,bottom_speed) (1) I init...

1 year ago | 0 answers | 0

### 0

Question

Please find the attached pic. I have 164,934 .mat files at the folder Is there a way to load one .mat by knowing only the ...

1 year ago | 1 answer | 0

### 1

Question

How to extract a number from .prn file
May I ask how to extract certain number from .prn file? For instance, I have a file called HLA31_Shru00070.prn which is contain...

1 year ago | 1 answer | 0

### 1

Question

Signal Non-uniform re-sampling
Please find the attached file which is a 625000x1 signal variable y(t) I also have time series t=0:dt:64-dt; which correspond t...

1 year ago | 1 answer | 0

### 1

Question

str2double/str2num
day='0001'; str2double(day) would give me 1 as answer, how do I get 0001 exact four number of digits for instance?

1 year ago | 1 answer | 0

### 1

Question

Find continuous file name jump
I have dozen thousand files with names like the following: SHARK_225054651_41_0547_r001 SHARK_225054651_41_0548_r005...

1 year ago | 1 answer | 0