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Bob Thompson


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411 total contributions since 2016

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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...

ungefär 9 timmar ago | 0 answers | 0

0

answers

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...

6 dagar 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...

8 dagar ago | 1 answer | 0

1

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...

13 dagar ago | 1

| accepted

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). ...

16 dagar 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...

16 dagar ago | 2 answers | 1

2

answers

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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 ...

20 dagar 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 ...

20 dagar ago | 1

| accepted

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...

20 dagar 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...

21 dagar 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...

21 dagar 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...

28 dagar 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...

29 dagar 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 ...

30 dagar ago | 0

| accepted

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...

30 dagar ago | 0

| accepted

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...

ungefär en månad 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.

ungefär en månad ago | 0

| accepted

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);

ungefär en månad 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...

ungefär 2 månader ago | 0

Answered
How to pick files from sub-folder
I recommend using dir to capture all the contents of your parent folder within a variable. Then you can use the contents of that...

ungefär 2 månader ago | 0

| accepted

Answered
How can I allow the user to choose what to do?
Some basic ways to get input from the user include commands such as uigetfile, uigetdir, and input. I recommend the last, couple...

ungefär 2 månader ago | 0

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Answered
How can I use loop to produce multiple graphs?
If you want individual graphs, add the following inside the loop, before the yyaxis command: ... figure(i) yyaxis left ... ...

ungefär 2 månader ago | 0

Answered
Close actxserver file after deleting variables
For the record, I never did find a way to do this, instead I put a bit of code at the beginning of my script to look for an open...

ungefär 2 månader ago | 0

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Answered
How to pull specific data from multiple excel sheets into a single table
Reading excel files in with MATLAB can be done in a couple of different ways. First is xlsread, which might be the most applicab...

ungefär 2 månader ago | 0

Answered
How to remove rows or Cols in MATLAB?
You can remove a section of an array in MATLAB by redefining the array without that specified section. For your example, of you ...

ungefär 2 månader ago | 1

Answered
Loop through a list of excel file names in a folder
I recommend something like dir for automatic retrieval. Should be able to set it to find excel files only. pathname = 'yourfile...

ungefär 2 månader ago | 0

Answered
Interpolating missing values according to time vector
I don't know if there is a single command that would do what you're asking, though others might know of one. A fairly concise w...

ungefär 2 månader ago | 1

Answered
Interpolate value of point
I'm assuming you have the data for the surface points. If so, I believe interp2 will do what you're asking.

2 månader ago | 0

| accepted

Question


Close actxserver file after deleting variables
I have a script that opens an excel workbook in the actxserver so it can create plots for some data. I have been modifying the c...

2 månader ago | 1 answer | 0

1

answer

Answered
Using for loops in order to find average of matrix
You can use mean to average all values in a certain direction. mu = 2; SD = 3; m = 1000; n = 100000; random_matrix = randn(...

2 månader ago | 1

| accepted

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