Email: feel free to contact me regarding my shared files on the file exchange. I don't do free consulting outside of the forum so if you have a Matlab question, post the question to the forum and you may email me the link to the question.

About me: Finishing PhD soon on topics related to vision science; neurophysiology; sensory-motor feedback and control; control systems; steering & navigation; multisensory integration; top-down bottom-up feedback loop.

"If I had only one hour to save the world, I would spend fifty-five minutes defining the problem, and only five minutes finding the solution." -Albert Einstein

"An expert is a person who has made all the mistakes that can be made in a very narrow field." -Niels Bohr

"If you are not embarrassed by the first version of your product, you've launched too late" - Reid Hoffman

Answered

Function requires more inputs

"I need MatLab to sum the w values one at a time until it reaches the last and 5th w value" B = cumsum(w) "...as well as multi...

Function requires more inputs

"I need MatLab to sum the w values one at a time until it reaches the last and 5th w value" B = cumsum(w) "...as well as multi...

20 hours ago | 0

Answered

if it is greater than 75 percent missing data

Here's an approach you can apply to your data, % Create a table of year-month-day-hour-min-second-rain data with some of the h...

if it is greater than 75 percent missing data

Here's an approach you can apply to your data, % Create a table of year-month-day-hour-min-second-rain data with some of the h...

21 hours ago | 0

Answered

How to created a dashed box around a specific set of data on a plot

Use rectangle('Position',pos) to draw a rectangled within a subplot. The labels in subplot #6 are not appearing because you're...

How to created a dashed box around a specific set of data on a plot

Use rectangle('Position',pos) to draw a rectangled within a subplot. The labels in subplot #6 are not appearing because you're...

21 hours ago | 0

Answered

Tiledlayout issues: colorbar title and spacing

"At first, it seemed like a good solution to some of the difficulties with subplot, but I'm finding it comes with it's own diffi...

Tiledlayout issues: colorbar title and spacing

"At first, it seemed like a good solution to some of the difficulties with subplot, but I'm finding it comes with it's own diffi...

4 days ago | 0

| accepted

Answered

Scatterhist function not allowing for boxplot on the y-axis to stay

It looks like you're trying to add a boxplot to the y-historgram axes. Recall that the y-histogram in scatterhist is reversed. ...

Scatterhist function not allowing for boxplot on the y-axis to stay

It looks like you're trying to add a boxplot to the y-historgram axes. Recall that the y-histogram in scatterhist is reversed. ...

4 days ago | 0

Answered

How to put a boxplot on a scatterplot/histogram?

scatterhistogram() is its own class and does not provide access to its axes. Instead, use the older scatterhist(). It's output...

How to put a boxplot on a scatterplot/histogram?

scatterhistogram() is its own class and does not provide access to its axes. Instead, use the older scatterhist(). It's output...

4 days ago | 0

Answered

Data points in regression with different colors and shapes

Since you collapsed M into a column vector using M(:) and Y apparently has the same size and shape, then your linear model has 1...

Data points in regression with different colors and shapes

Since you collapsed M into a column vector using M(:) and Y apparently has the same size and shape, then your linear model has 1...

5 days ago | 0

| accepted

Answered

How to display data on plot without overlapping displayed data.

You could rotate the text to 45 degrees (or any angle) using text(___, 'rotation',45)

How to display data on plot without overlapping displayed data.

You could rotate the text to 45 degrees (or any angle) using text(___, 'rotation',45)

5 days ago | 1

| accepted

Answered

Avoiding loops in bootstrap

Bootstrapping is an iterative process. Even if you use a method that doesn't require you to write a loop, the functions you're ...

Avoiding loops in bootstrap

Bootstrapping is an iterative process. Even if you use a method that doesn't require you to write a loop, the functions you're ...

5 days ago | 0

Answered

How to remove the sec from the time when Timetable writing to .txt file?

Convert timetable to table using T = timetable2table(TT) Convert the duration column using S = seconds(X) Write that table usi...

How to remove the sec from the time when Timetable writing to .txt file?

Convert timetable to table using T = timetable2table(TT) Convert the duration column using S = seconds(X) Write that table usi...

5 days ago | 0

| accepted

Answered

How do you mark and extract an area from an imagesc-figure?

"I would like to manually mark a certain area and extract the data within this area." There's a few things you could do. Check...

How do you mark and extract an area from an imagesc-figure?

"I would like to manually mark a certain area and extract the data within this area." There's a few things you could do. Check...

5 days ago | 1

Answered

Plotting only the year of a column vector with full date

Use xtickformat or datetick Demo: dt = datetime(1999,01,01) + days(1:100:5000); y = rand(size(dt)); ax = gca(); plot...

Plotting only the year of a column vector with full date

Use xtickformat or datetick Demo: dt = datetime(1999,01,01) + days(1:100:5000); y = rand(size(dt)); ax = gca(); plot...

6 days ago | 0

| accepted

Answered

what is the value for L2 regularization coeff, by default,while training?

I think you're looking for the L2Regularization Solver Option.

what is the value for L2 regularization coeff, by default,while training?

I think you're looking for the L2Regularization Solver Option.

6 days ago | 0

Answered

how to make intervals in a bar graph

For continuous intervals Since your intervals are continuous, you should be using histogram() instead of bar(). histogram('Bi...

how to make intervals in a bar graph

For continuous intervals Since your intervals are continuous, you should be using histogram() instead of bar(). histogram('Bi...

6 days ago | 0

Answered

Does Ctrl+C interrupt after executing all commands in a line?

Q1 & Q2 & Q3: No. If ctrl+c is pressed before that line is executed or perhaps even while that line is executed it will be int...

Does Ctrl+C interrupt after executing all commands in a line?

Q1 & Q2 & Q3: No. If ctrl+c is pressed before that line is executed or perhaps even while that line is executed it will be int...

6 days ago | 0

| accepted

Answered

change the lines' widths in a stem plot, without changing the markers edges widths?

Method 1: Set markers separately x = 1:10; y = [2 5 4 1 2 4 1 8 1 2]; figure() stem(x,y,'b-','LineWidth',3,'Marker','none') ...

change the lines' widths in a stem plot, without changing the markers edges widths?

Method 1: Set markers separately x = 1:10; y = [2 5 4 1 2 4 1 8 1 2]; figure() stem(x,y,'b-','LineWidth',3,'Marker','none') ...

6 days ago | 0

Answered

Error using table2array -- Input argument must be a table.

I don't see a question. Apparently app.UITable.Data isn't a table. This can happen when the data are from the same class. In...

Error using table2array -- Input argument must be a table.

I don't see a question. Apparently app.UITable.Data isn't a table. This can happen when the data are from the same class. In...

6 days ago | 0

Answered

how to assign colour to a double plot by clicking on graph in UIAxes appdesinger Matlab (R2020a)?

Line color can be changed when the figure is in Edit-plot mode by right-clicking on the line which shows the lines context menu ...

how to assign colour to a double plot by clicking on graph in UIAxes appdesinger Matlab (R2020a)?

Line color can be changed when the figure is in Edit-plot mode by right-clicking on the line which shows the lines context menu ...

7 days ago | 1

| accepted

Answered

x-axis error when adjusting axis label

What appears to be x-ticks in the compact boxplot are really text labels that are a member of an hggroup along with the boxplot ...

x-axis error when adjusting axis label

What appears to be x-ticks in the compact boxplot are really text labels that are a member of an hggroup along with the boxplot ...

7 days ago | 0

| accepted

Answered

Capturing and Saving an image of a running using code in Matlab's Appdesigner

Staring in Matlab r2020b, the exportapp() function saves an image of your app or uifigure. See this Community Highlight for a...

Capturing and Saving an image of a running using code in Matlab's Appdesigner

Staring in Matlab r2020b, the exportapp() function saves an image of your app or uifigure. See this Community Highlight for a...

8 days ago | 0

Answered

Analysing the user's input to see if it's a number or not

"inputs had to be integers/real numbers and that the start time had to be smaller than the stop time with the increment being ap...

Analysing the user's input to see if it's a number or not

"inputs had to be integers/real numbers and that the start time had to be smaller than the stop time with the increment being ap...

8 days ago | 0

Answered

How to switch the position and values of X and Y axes?

"I need to switch the position and values of X and Y axes in plotting colormaps" Do you mean instead of imagesc(x,y,c) you want...

How to switch the position and values of X and Y axes?

"I need to switch the position and values of X and Y axes in plotting colormaps" Do you mean instead of imagesc(x,y,c) you want...

8 days ago | 0

| accepted

Answered

How to specify input arguments of a structure in a 'for' loop separate to field argument

This is why long lines of code should be broken up into separate lines. resultsMatrix = struct('TrialOrder', {}, 'TrialType', ...

How to specify input arguments of a structure in a 'for' loop separate to field argument

This is why long lines of code should be broken up into separate lines. resultsMatrix = struct('TrialOrder', {}, 'TrialType', ...

8 days ago | 0

| accepted

Answered

How do I understand the following code?

The best way to understand it is by using the help or doc commands to look up each function name. At the top of each page you'l...

How do I understand the following code?

The best way to understand it is by using the help or doc commands to look up each function name. At the top of each page you'l...

8 days ago | 0

Answered

How can I add a joining line between each iteration loop of scatter points

>How can I add a joining line between each iteration loop of scatter points Use plot3() instead of scatter3(). For example, ...

How can I add a joining line between each iteration loop of scatter points

>How can I add a joining line between each iteration loop of scatter points Use plot3() instead of scatter3(). For example, ...

8 days ago | 1

Answered

convert Julian Date to yyyy-mm-dd

Are you looking for this? datetime(25856,'convertfrom','juliandate','Format','yyy-MM-dd') which makes sense given, datetime(...

convert Julian Date to yyyy-mm-dd

Are you looking for this? datetime(25856,'convertfrom','juliandate','Format','yyy-MM-dd') which makes sense given, datetime(...

8 days ago | 0

Answered

How to open a window after pushing a button

Check out the description for the ButtonPushedFcn in uibuttons. https://www.mathworks.com/help/matlab/ref/matlab.ui.control....

How to open a window after pushing a button

Check out the description for the ButtonPushedFcn in uibuttons. https://www.mathworks.com/help/matlab/ref/matlab.ui.control....

10 days ago | 0

Answered

If statement with multiple variables, or if the variables can be shortened.

if 0.6<=a && 0.6<=b && 0.6<=c && 0.6<=d && a<.10 && b<.10 && c<.10 && d<.10 dime = 1; end or if all(0.6 < [a,b,c,d]) && ...

If statement with multiple variables, or if the variables can be shortened.

if 0.6<=a && 0.6<=b && 0.6<=c && 0.6<=d && a<.10 && b<.10 && c<.10 && d<.10 dime = 1; end or if all(0.6 < [a,b,c,d]) && ...

10 days ago | 0

| accepted

Answered

Can we Assign "Z Axis" 'Label' and 'Range' to UIAxes in matlab appdesigner (R2020a)

The z axis is the 3rd dimension but your plot is 2D. You yyaxis to assign an independent label to the right y-axis. Then link ...

Can we Assign "Z Axis" 'Label' and 'Range' to UIAxes in matlab appdesigner (R2020a)

The z axis is the 3rd dimension but your plot is 2D. You yyaxis to assign an independent label to the right y-axis. Then link ...

10 days ago | 1

| accepted

Answered

left side are not compatible with the size of the right side.

Your cramer function defines b as b=[]; The loop within that function tries to store the empty value of b in B(:,i) which is ...

left side are not compatible with the size of the right side.

Your cramer function defines b as b=[]; The loop within that function tries to store the empty value of b in B(:,i) which is ...

10 days ago | 0