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# Matt Gaidica

### University of Michigan

Last seen: Today Active since 2017

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Question

Converting RGB Image to Grayscale Intensity on arbitrary Colormap
We have some thermal videos that have a colorscale presented along the side. I would like to run some thermal analysis on video ...

1 day ago | 2 answers | 0

### 2

Dynamic window for smoothdata
In brief, I'm just running through progressively smaller filters and creating a smoothed binary gate depending on if the filter ...

9 months ago | 0

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Question

Dynamic window for smoothdata
Say I have a single stream of data (vector) that has sections where I want different filter window lengths. For instance, I want...

9 months ago | 1 answer | 1

### 1

Edit an html with some string lines
If you just need to jam it in there: HTMLtag = "</body>"; myText = "Please follow this link:</br><a href=..."; strrep(emailHT...

10 months ago | 0

Calculates the mean if the difference of two or more number is 1
A = [9 10 12 14 15 16 18 19 22 23 25]; idx = find(diff(A)==1); B = mean([A(idx);A(idx+1)]) I think you have a typo above, 25 ...

10 months ago | 0

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How to find the inner distance between the 2 white lines
I'm not sure this is entirely correct, but you had things improperly placed.

10 months ago | 1

Prevent plot() filling missing data between points
Use NaN.

10 months ago | 0

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Passing individual elements of an array into a function
I don't think so, closest I can think of is using varargin. I think many people are going to ask why you need to use your design...

10 months ago | 1

Axes automatically change size and get mis-aligned in App Designer
Kris, one thing you can do is get the position property from all axes before you populate the data and then set it again afterwa...

11 months ago | 0

Doesnt overwrite Variable inside of Loop
gamma = int32([0.005,0.01,0.025,0.0500,0.1,0.9,0.95,0.975,0.99,0.995] * 1000); signifikanzniveau = 0.95; g_s = int32((1 - sig...

11 months ago | 0

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Error using imwrite to convert .tif files to .jpeg
JPEG files are only going to be NxMx3. Try: imwrite(img(:,:,1:3), newName); If that doesn't work, please supply your TIFF's.

11 months ago | 0

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How to extract data from two separate tabs
The easiest way to think about this would be using a simple series find statements and the returned indexes to do time compariso...

11 months ago | 0

Removing jumps from data when plotting a graph
What do you want to do with the data that around the jumps (still referring to my previous figure)? Interpolate it? Maybe you wa...

11 months ago | 0

I don't immediately see how to do this unless you know the filenames apriori or can FTP into the site and use dir(). Perhaps yo...

11 months ago | 0

Plotting Acquired Data to Separate Figure Windows Continuously
For these applications I have used https://www.mathworks.com/help/matlab/ref/addpoints.html with success.

11 months ago | 0

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Extracting Multiple Points In Successive Images in a 3D Matrix
You would just build a 100 x 100 x 25 matrix (assuming these images are gray/binarized) and then something like: figure; plot(...

11 months ago | 0

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How to find the inner distance between the 2 white lines
The only thing you don't state is what to do in the case around x=400 where white pixels do not demarcate the "top". One way to ...

11 months ago | 0

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Finding a specific pair of points in 2 matrices placed at the same index on both
[row,col] = find(A == 3 & B == 8) Those will be empty if your condition doesn't exist.

11 months ago | 0

Pixel value difference graph for two images
First of all, are you asking for an algorithm to get the pixel value difference or do you just want code for the histogram? To g...

11 months ago | 1

changing the name of multiple csv files in a folder
csvPath = '/path/to/files'; filelist = dir(fullfile(csvPath,'*.csv')); for iFile = 1:numel(fileList) thisFile = fullfile(...

11 months ago | 0

Plotting legends in loop for mean and standard deviation of spectra
I think what you want to do is utilize the subset input for legend. What I usually do is something like this: lns = []; for i=...

11 months ago | 1

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11 months ago | 0

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extract data based on specific condition
Here's an illustrative way to do it, for both the case where row order matters and does not: set1 = [58202.0003472222,10,12,-0....

11 months ago | 0

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HOW TO INSERT THE DATE (DATETIME) IN THE PRINT?
print(['HSIGN_calma' (caption1(t)) datestr(now,'yyyymmdd_HHMMSS') '.png'],'-dpng'); See: https://www.mathworks.com/help/matlab/...

12 months ago | 0

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High resolution FFT from time domain data.

12 months ago | 0

how i can write this in matlab
i - 1.3 * diff(y) * j

12 months ago | 0

Correlation of two variables over time: can this happen?

12 months ago | 1

how to remove a middle line in the histogram
After subplot(234) capture ylim ylimVals = ylim; The set it after the other subplots: ylim(ylimVals);

12 months ago | 0

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