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Alex


17 total contributions since 2013

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Question


Why does struct2table not work if you don't have more than 1 entry per field?
If I have a 1 x n struct with m fields, where n > 1, I have no issues with this function. If I have a 1 x 1 struct with m fields...

3 years ago | 1 answer | 0

1

answer

Question


Why do I get "illegal colormap error"
I am trying to build a movie and I am using im2frame. I do not understand why it is telling me that my colormap is invalid. My d...

5 years ago | 0 answers | 0

0

answers

Question


ignore underscore so chars do not subscript
I am trying to play a movie where each frame has an associated file name. The file names are of the format "date_time_millisec.j...

5 years ago | 1 answer | 2

1

answer

Answered
std::exception error help
I figured it out. I wasn't closing the files I had open from the directory and I ran out of file identifiers. use this ...

5 years ago | 0

| accepted

Question


std::exception error help
I keep getting the below error in my script Caught "std::exception" Exception message is: Message Catalog MATLAB:service...

5 years ago | 3 answers | 0

3

answers

Question


find function does not output values
I am using the find function. I have an 1196x1600 array called 'test' with some values zero and others nonzero. I use the follow...

5 years ago | 1 answer | 0

1

answer

Question


Why does MATLAB think I have 5 output args when I have 6?
I need help diagnosing this. I have a function that was working when I had 5 output arguments and then I added an output argumen...

5 years ago | 3 answers | 0

3

answers

Question


How do you extract the actual name of your input variable in a function?
I need to extract the actual name of my input variable for naming a file. Here is my simple script. function bmp=array2b...

6 years ago | 2 answers | 0

2

answers

Question


Need to find files in a dir structure with similar but not identical names
I am trying to pull data from multiple files in a directory. I have written a for loop to get to the specified file, but when I ...

6 years ago | 4 answers | 0

4

answers

Question


How to change value of sub-rectangle in large array
I have a 1200x1200 array of zeros and I want most of them to be zeros, but I want to insert rectangles (or circles) of 1's at ce...

6 years ago | 1 answer | 0

1

answer

Question


Displaying array in a cell
I am trying to copy an already existing column vector into a cell array and have it display as a column when I import in excel u...

7 years ago | 1 answer | 0

1

answer

Question


Displaying array in a cell
I have described three <17x1 double> arrays and I am trying to create a table that I can then write to excel using xlswrite. I ...

7 years ago | 1 answer | 0

1

answer

Question


having trouble with mean2 function inside for loop
here is my code img=read_LUM_all; Lmask=mean(img,3); Lmask(Lmask<415)=0; Lmask(Lmask~=0)=1; Lmask=logical(Lmask...

7 years ago | 1 answer | 0

1

answer

Question


matlab newbie - trying to create an ROI mask from an average value of multiple images
I am trying to create an ROI mask that will read in multiple image files that were taken over time, average all those files into...

7 years ago | 1 answer | 0

1

answer

Question


Matlab newbie - what is wrong with this function?
I am trying to open multiple data files at once and store them in a single array. When I use the 'Multiselect' option from uige...

7 years ago | 1 answer | 0

1

answer

Answered
Matlab newbie - what is wrong with this script?
Thanks per isakson! That worked!

7 years ago | 0

Question


Matlab newbie - what is wrong with this script?
I am just learning Matlab so go easy on me. Trying to figure out what is wrong with this script specifically under the "if" sta...

7 years ago | 2 answers | 0

2

answers