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Adam Danz


University of Rochester

676 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.

(I don't reply to personal email messages through matlab central unless they pertain to one of my file exchanges).

University of Rochester, NY
New Bulgarian University, Sofia Bulgaria

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Answered
How can I extract values from a histogram (figure)?
If you have access to the script/function that produced the histogram and the input data, you should get the histogram values fr...

2 days ago | 0

Answered
ERROR message when running code
"I have a problem with "subplot" itself." ... "Attempt to execute SCRIPT subplot as a function: subplot(1, 1, 1);" This is a d...

2 days ago | 0

Answered
fprintf length of vector
fprintf('Length of vector is %d\n', length(V)) The " %d " specifies that the number to be printed is an integer which should al...

2 days ago | 0

Answered
turning legend off in xline function
Option 1: Use object handles Specity which objects should appear in the legend and produce the legend at the end after all plot...

2 days ago | 0

Answered
Return back to a specific line
Here's a functional example that you can run or step through in debug mode. The flag 'continueForLoop' determines whether the fo...

2 days ago | 0

Answered
how can i plot a half sine wave plot or a cosine wave which has a origin as a centre ?
"can we plot a sine wave which half wave i.e. positive side only" Yes. Here's a hint. This produces one full cycle of a sin c...

2 days ago | 0

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Answered
how to create black and white checkerboards with different number of squares
The output of checkerboard() contains normalized values where 0 represents black, 1 represents white, and values between represe...

2 days ago | 0

Answered
Creating Timetables: Error Message in SampleRate
Here's a link to the 2017b documentation for timetable(). https://www.mathworks.com/help/releases/R2017b/matlab/ref/timetable....

2 days ago | 2

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Answered
Read a certain amount of rows from a column of an excel file
Here are a couple option demonstrating how to work with the matrix you've already loaded into matlab. If your data is a cell ar...

2 days ago | 0

Answered
How to add zero at the very beginning of my column matrix?
Use a semicolon instead of a comma. The variable 'Eng_Strain' is a column vector so you need to vertically concatenate the zer...

3 days ago | 0

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Answered
BoxPlot with datetime in Y-axis?
"How can I draw a boxplot with datetime value in the y axis? " Convert the datetime to numeric and then use datetick() to displ...

3 days ago | 1

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Answered
Find rows in matrix A that contain value x, find() fails
This will return a logical vector the same length as the number of rows in your matrix. 'True' values (1) mark rows that have a...

3 days ago | 0

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Answered
Linearization of points problem
In this case, the error message clearly tells you what the problem is. Error using linearize (line 132) The first input argum...

3 days ago | 0

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Answered
Matrix problem with my vectors
"I am tryin to create a vector of angles in incrments of 5 from -5 to 25" angles = -5 : 5 : 25 Result: angles = -5 0...

3 days ago | 0

Answered
How do I create more than one plot at a time in a script?
Create the different axes prior to your loops. Then specify which axes should be used for each histogram. Here's an example th...

4 days ago | 0

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Answered
finding in which row two array has equal values
% Create fake data for the example B = 1:621; A = randi(621, 500000, 1); % Loop through each element of B, return the row...

4 days ago | 1

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Answered
Indexing different time ranges from a Timetable.
"First is I want to select all times from 11am to 12pm irrespective of the date. " % Make fake data MeasurementTime = (dateti...

4 days ago | 1

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Answered
Stop for-loop at the second last column
Here's how to start at the 2nd column and stop at the second to last column for i = 2 : size(a,2)-1 %or for i = 2 : leng...

4 days ago | 0

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Answered
I cannot retrieve data from a uitable with app designer
Check out the "ColumnEditable" property:https://www.mathworks.com/help/matlab/ref/matlab.ui.control.tableappd-properties.html I...

4 days ago | 0

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Answered
print a circular disk onto my graph
Ironically, you can use the rectangle() function with 100% curvature to plot a circle. The position property specifies the lo...

4 days ago | 1

Answered
Boolean Vector Length Calculation
The vector 'oneCounts' is a list of consecutive 1 counts. It's empty if there are no 1s. tf = [0 0 0 0 0 1 1 1 0 0 0 0 0 1 1 0...

5 days ago | 0

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Answered
strcmp with or-condition
You would use ismember() to find the rows of Tab1.Description that match a list of options. ismember(Tab1.Description, {'Gas'...

5 days ago | 0

Answered
how to delete the previous plot obtained using slider in GUIDE
I understood your description as the following: You'll have a reference line that remains constant on the axes. Then you'll ha...

5 days ago | 0

Answered
subplot with two different x axis
This was a bugger but I finally got it working. It only works when the margins are symmetric. In this example, the left and r...

5 days ago | 0

Answered
Find index of a matrix of values into another matrix
If I understood you correctly, you have a matrix "B" and a column vector "A" and you want the identify the columns of B that are...

6 days ago | 0

Answered
How to delete some signal parts ?
Walter 's suggestion would look something like this (below) but for my fake data, few to no outliers were detected. That might ...

6 days ago | 1

Answered
add lines through origin in 3D scatter plot
There is no zline() funciton built into matlab (2019a). Note that xline and yline became available in 2018b. xline and ylin...

6 days ago | 0

Answered
How to cluster a dataset having a vector of clustered indeces?
Your data is a matrix of size [10 x 9]. kmeans() identifies the cluster of each row of the matrix so its output will be a vect...

6 days ago | 0

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Answered
>40 seconds waiting for Undefined function or variable error 2017b
Apparently when a variable or function is called but not available, matlab searches network locations on the matlab path and if ...

9 days ago | 2

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Answered
Errorbars on scatter plot
Follow this example. If you get stuck, feel free to ask a follow-up question in the comments below. https://www.mathworks.com...

9 days ago | 0

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