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Adam Danz


University of Rochester

1,207 total contributions since 2014

Finishing PhD soon.
Vision science; neurophysiology (single unit); sensory-motor feedback and control; control systems; steering & navigation; multisensory integration; top-down bottom-up feedback loop.

Helping others is the greatest learning opportunity.

University of Rochester, NY
New Bulgarian University, Sofia Bulgaria

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I only reply to emails about my file submissions. If you want to bring a question to my attention, send the link to the question.

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Contributions in
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Answered
Low Pass filter for big experimental data set
My hunch is that x1 should be a vector (not a matrix) and that Fx is a column vector. If this hunch is correct, the solution ...

21 hours ago | 0

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Answered
Put workspace data into menu and prompt someone to select it
You weren't saving the user's selections (menu outputs). The output to menu is an index of the user's selection. Use those ind...

1 day ago | 0

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Answered
Return data from GUIDE on figure close
To delay a GUIDE-GUI output until the GUI is closed, follow these steps. A functional demo is attached that produces an empty G...

1 day ago | 0

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Answered
Placing annotations at specific xy coordinates
Annotations are a pain to use unless the axes are normalized to 0:1. I see no reason why Matlab cannot allow users to specify t...

1 day ago | 0

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Answered
Carrying over variables in app-designer
Avoid using global variables. Instead, you can define a new property of your app that stores the fileLoc data. The process is...

2 days ago | 2

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Answered
How to ask the user how many file extensions to search for
That's too much work (for you and the user). Instead, the user could just list all file extensions in the first dialog, separat...

2 days ago | 1

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Having trouble using cell2mat
You were on the right track. You're reading the data as cell array of strings so you need to convert the data to numeric using ...

2 days ago | 0

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Copying a matlab gui to a different directory
This is among the common problems with GUIs produced in GUIDE. Many volunteers in this forum are not shy about their disdain fo...

2 days ago | 0

Answered
Is it possible to draw a bar plot with percentage lines?
Use cumsum() to compute the cumulative sum of each bar height. Then you can normalize it to the max bar height (this is how I i...

2 days ago | 1

Answered
How to count date occurrence independently of year?
This solution creates a table (T) that lists all month-day combinations in your data in 1 column and the count in the 2nd column...

2 days ago | 0

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Answered
unexpected string scalar error?
There are 2 required inputs and 1 optional input to taylor() followed by optional name-value pair arguments. Your call to taylo...

2 days ago | 0

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How to compare a coefficient from two regression
One way would be to compute the 95% confidence interval of the regression coefficients and determine whether they overlap (which...

2 days ago | 0

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Alternative to "drawnow" to plot real time data inside while loop
"Are there alternatives to "drawnow" to plot complex data in real time?" I can think of two things to try. 1) instead of call...

2 days ago | 0

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Answered
how can i add two matrix vertically with different column
Bpad = padarray(B,[0,numel(A)-numel(B)],'post'); C = [A;Bpad]

3 days ago | 1

Answered
Converting time data to plot
After you convert to datetime, keep it in datetime format. There's no need to convert it to char. From r2016b onwards, you c...

3 days ago | 1

Answered
How to put uitable in new figure using GUIDE?
You can keep the UI table on the main GUI window and toggle its visibility using the "Visible" property. When the UI table is n...

3 days ago | 0

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Answered
Count how many elements are present inside arrays
Here is an anonymous function that can be applied to any two vectors. The vectors can be any lengths and any orientation (row or...

3 days ago | 0

Answered
remove repeated rows to produce two new matrices
% Convert b to [first,last] non-zero per row b2 = splitapply(@(x)x([find(x~=0,1,'first'),find(x~=0,1,'last')]),b,(1:size(b,1))....

3 days ago | 0

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Answered
Does the One-way ANOVA test on MATLAB check that the conditions for applying ANOVA are met?
Great question, +1 Matlab does not perform any assumption checks to my knowledge. So yes, you need to perform those tests pr...

4 days ago | 0

Answered
Change "Items" in a Discrete Knob with another knob
For Knobs (continuous) There are a few things wrong with your callback function. I've listed them in order of importance. Th...

4 days ago | 0

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Answered
average RGB values from list of pixels.
If x is your 1xnx3 array, meanRGB will be a 1x3 vector of the average rgb values. meanRGB = mean(squeeze(x),1); Here's th...

4 days ago | 0

Answered
How to get normalized coordinates of an ROI?
"How do I convert these pixels to normalized cooridinates? " You can do the conversion yourself by dividing the ROI pixel dimen...

4 days ago | 0

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Answered
How to draw the below type of graph in MATLAB?
"Feb" in your excel file has a $ character which needs fixed. If you have many excel sheets, you can fix it from within the cod...

4 days ago | 3

Answered
Find a raw position referred to a value in a matrix
rowNum = find(any(A > 2000,2),1,'first');

5 days ago | 0

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Answered
fmincon and Getting "Solution" Before Convergence Tolerance is Hit
From the Editor, press the pause button (first panel below). Execution will eventually pause but it may not be within the funct...

5 days ago | 1

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Answered
How I can solve, index exceeds matrix dimensions
The code that contains the problem is copied below from your pdf attachment. The error happens when 'o' becomes larger than the ...

5 days ago | 0

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Answered
Plotting 3D scatter plot from elements in a matrix
m = randi(100,47,4); % Here is your (fake) 47x4 data [x ,y] = ndgrid(1:size(m,1),1:size(m,2)); % produce x and y coordi...

5 days ago | 0

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Answered
Why can't I use a variable to put all .txt files in a directory into an array?
Here's a bunch of feedback. 1) don't use "clear all". Here's why: link. clc clear % clear all % avoid doing this. 2)...

5 days ago | 0

Answered
Migrated GUIDE to App Designer -- App partially off screen
Open the app in appdesigner. In the component browser, select the main figure. Then check the "Position" property and deter...

6 days ago | 0

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Answered
Why am I not getting the full output from my for loop?
Try this (shot in the dark) idx = [12 19]; for i = 1:numel(idx) for k = 1:16 x{k} = [S1{1,idx(i)}.t_data*1e3,S1{1,i...

6 days ago | 0

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