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Bob Thompson


Last seen: 3 days ago
422 total contributions since 2016

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Answered
How to perfrom indexing on nested cell array ?
Are you sure things are set up the way you intend? Here are some things I've noticed: 1) Your main problem is that you're defin...

5 days ago | 1

Answered
Read in only certain numbers from a txt file.
What does your code look like so far? What are you using to extract the numbers? Off the top of my head, I recommend using some...

6 days ago | 0

Answered
symmetry x axis y axis plotting
Without seeing the code I can't be very specific. Something like the following should work: figure hold on plot(zone1x,zone1y...

6 days ago | 0

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Answered
Vectorize a double loop
Does this work? I haven't been able to test it. M((cell-1)*n^2+(1:n-2)*n+(2:n-1),(cell-1)*n^2+(1:n-2)*n+(2:n-1)-1) = 1/d...

7 days ago | 0

Answered
Find index where condition is true, or end of matrix
I appreciate the input, this is the best I was able to do: statestart = [find(Results.state==5,1) numel(Results.state)]; state...

12 days ago | 0

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Question


Find index where condition is true, or end of matrix
I have an array that represents the time based states of an analysis. I want to search the array for where a certain state start...

12 days ago | 2 answers | 0

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Answered
Index in position 1 exceeds array bounds (must not exceed 1).
You're getting the error because your e input is size 1x8, but u = e(2,j) is trying to call the second row of e, which doesn't e...

20 days ago | 0

Answered
How do I use matlab to plot a graph where the x,y axes do not intersect?
Create your figure first, then create the axes. This will allow you to specify what they are before the data gets populated, and...

20 days ago | 0

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modifying variable names to enable indexing in a loop
Adjust your variable to index into a multi-dimensional array. I recommend using the first dimension, rows, for the final number ...

20 days ago | 1

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Question


Difference between switch and if
I just ran across switch being used in a code and am wonder how it differs from if. The use of switch may not have been well set...

26 days ago | 2 answers | 0

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Answered
Remove corresponding values in two arrays
How can I do this easily? Please feel free to elaborate what 'easily' means to you. Your logic for A seems pretty well set up t...

1 month ago | 0

Question


Shift sheets of matrix individually without loop
I've seen this question a couple of times, but the questions seemed to be old, and used arrayfun which seems like just another l...

1 month ago | 0 answers | 0

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Answered
Combine rows and average contents in table
I'm not sure how you're defining the time time ranges but here's some psuedo code that I thought about for the rest of the proce...

1 month ago | 0

Question


Why does dir command find files not following pattern in Windows?
I have series of files that I am trying to pick up with a dir command. I'm able to get the files, but I'm also picking up one ex...

1 month ago | 1 answer | 0

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answer

Answered
For loop indexing problem
Part of the problem is that you're trying to push a 749x2 matrix into an array of 749x1 size (BMactive(:,jj) only calls one colu...

2 months ago | 1

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Answered
easy indexing lon-loop versus loop
I think the issue is with your loop definition. You define y1 to be length(x)+M1 long, but n is defined from M1+1 to length(x). ...

2 months ago | 0

Question


Interpolating non-independent values
I'm not really sure how to ask this in a concise enough way to find it elsewhere, so I'm just going to ask a new question. I ha...

2 months ago | 2 answers | 1

2

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Answered
Creating Several Data Sheets
If you want to performa the reorganization with MATLAB here is an outline of one possible process to do so. 1) Read that three ...

2 months ago | 0

Answered
Counting variables, and getting last column of matrix within specific criteria
I'm not sure I entirely understand the issue with 6.9418. Are you saying you only want 6.9418 as the magnitude, even though you ...

2 months ago | 1

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Question


Linux vs Windows system commands
This may not be the forum for this, I can remove the question if it's not, but I have a script that runs a series of system comm...

2 months ago | 1 answer | 0

1

answer

Question


array2table won't accept variable name input
I am attempting to turn an array into a table before I output it into a file, and I am running into an error when I attempt to t...

2 months ago | 2 answers | 0

2

answers

Question


Looking for an alternative to regexp.
I'm looking for an alternative way to parse through strings to find bits of information, or for a way to use regexp that doesn't...

2 months ago | 2 answers | 0

2

answers

Question


Debugger not stopping on marker
I have a short code that I have put a debug marker in, before running it, but when it gets run the code moves past the marker an...

2 months ago | 1 answer | 0

1

answer

Answered
Terminating a game of tic tac toe if two entries are entered in the same cell
John has a pretty good idea with that. If you put in a logic check and a loop, you don't even need to actually quit the game, j...

2 months ago | 0

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Answered
save matrices from loop
I could be wrong, but it seems like you just need to index flow. vidReader = VideoReader('Tennis Ball.avi'); % Read the Video ...

2 months ago | 0

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Answered
help with Tic Tac toe
Hmm, maybe I spoke too soon on the centering. Size can be set by adding a 'name,value' pair to the text command. text(x,y,play...

2 months ago | 0

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Question


dlmwrite does not append to file
I am writing headers and data to a text file, and I am able to write the headers using fprintf, so I know my filepath is correct...

2 months ago | 1 answer | 0

1

answer

Answered
Access matrix values inside of a function
I believe this is the purpose of global variables, but I could be wrong. I don't really use them much.

3 months ago | 0

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Answered
How to average each row from two indivisual comlum vectors?
The mean command has an option to average in a specific dimension. A = [1 4; 2 3; 3 2; 4 1]; B = mean(A,2);

3 months ago | 0

Answered
Changing work space values
To change values for existing variables, you can define the new values for the variable in the command line, write/edit a script...

3 months ago | 0

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