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Rylan Dmello


MathWorks

23 total contributions since 2016

I work on datastore and MATLAB data import/export functions at MathWorks.

I've been enjoying making music and small interactive 3D games in my free time. Interested in parallel computing, C++, and scalable web deployment platforms.

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Rylan Dmello's Badges

  • Knowledgeable Level 2
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Answered
Array of +1s and -1s: Want Pink and Blue for imagesc
Hi Emily, the colormap function might work for you: % Generate some sample data. data = 2 * randi([0 1], 10, 10) - 1; % Def...

3 months ago | 0

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Answered
Read a certain amount of rows from a column of an excel file
Hi Rylan, as Fangjun and Adam have both commented, you can provide a range to xlsread. However if you have R2019a, I would als...

3 months ago | 0

Answered
How to best store and work with timeseries datasets in Matlab?
Hi MSani, as Peter suggested you could use datastore to make it easier to work with large files and datasets that may not fit in...

3 months ago | 1

Answered
How to move (and copy) specific csv files from multiple sub folders into a single folder
If you have a recent version of MATLAB, you could try using TabularTextDatastore which can make your code simpler (and possibly ...

4 months ago | 0

Answered
How can i access .mat files, stored in an encrypted amazon S3 bucket via Matlab (API Key available)
Hi David, it might be easier to use FileDatastore with the load function to do this: % Set up S3 credentials. setenv('AWS_ACCE...

4 months ago | 1

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Answered
Using TLSv1.2 with webread
TLS 1.2 support can be enabled in MATLAB versions which use Java 1.7 by adding the following Java startup option: -Dhttps.p...

1 year ago | 1

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Answered
Obtaining Histogram of Image Stored in Cell Array
This issue might be caused due to the difference between the |binLocations| output of the <https://www.mathworks.com/help/images...

2 years ago | 1

Answered
How can I include a VB script in a Matlab code?
Hi Sriram, MATLAB has several external interfaces which could be used to call external scripts and DLLs: 1. If you want ...

2 years ago | 0

Answered
Having trouble compiling importdata
From the <https://www.mathworks.com/matlabcentral/answers/43940-having-trouble-compiling-uigetfile-function previous MATLAB Answ...

2 years ago | 0

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Answered
mex compilation error running fftw3 library
The "Undefined symbols for architecture..._mexFunction" error is usually caused by a missing |mexFunction| function. In C/C++...

2 years ago | 0

Answered
How can I use my sensor data in the cloud on my computer?
The MATLAB Mobile connector can be used with a desktop MATLAB instance to gather data from a MATLAB mobile session: https://...

2 years ago | 0

Answered
Problem in Interfacing MindWave- NeuroSky
As Walter mentioned, it is not possible to load a 32-bit shared library (DLL) into a 64-bit version of MATLAB using the |loadlib...

2 years ago | 0

Answered
Manipulating multidimensional array cell elements
You can operate over arrays within a cell array using the |cellfun| function: A = cell(1, 9); ...

2 years ago | 0

Answered
Why are map limit and frame limit not aligned when zooming in ?
Hello Guillaume, this may be occurring due to the 'Clipping' property on the axes object being set to 'on' by default. Try disab...

2 years ago | 0

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Answered
Problem with copyfile/movefile, xlswrite and Excel 2013
Hello Michael, this may occur due to the multiple |xlswrite| commands that are being executed in a |for| loop. MATLAB may use a ...

2 years ago | 1

Answered
"Your administrator has restricted your download access to this MathWorks product" why end user get this message, what can we do as administrator ?
Hello Elif, I am assuming that you are seeing this error while using the Add-On manager to include additional toolboxes. As a wo...

2 years ago | 0

Answered
How do I wait for an appdesigner pushbutton press from a script
Hello Gary, You can use the |uiwait| function with the |uiresume| function instead of the |waitfor| function in order to pau...

2 years ago | 3

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Answered
selecting the positive result
Hello Domenico, If you are trying to solve a polynomial equation, then you may want to use the |roots| function instead. How...

2 years ago | 0

Answered
How to plug in one symbolic equation into another
Hello, The |subs| function can be used to "plug in" values for the C'(t) equation. In this answer, I use the Symbolic Ma...

2 years ago | 0

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Answered
specifying a stride length in ncread
It looks like this issue is actually occurring in the underlying NetCDF C library that MATLAB uses. Here is a discussion on the ...

3 years ago | 1

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Answered
Create events/annotations on EEGLAB?
Hello Maanasi, I understand that you want to import ‘ |.edf.seizures| ’ files into MATLAB for processing by EEGLAB. Please r...

3 years ago | 0

| accepted

Answered
How I have to handle the "PS Lookup Table"?
Hello Marlon, The “ |Transient initialization, solving for consistent states and modes, failed to converge| ” error is usual...

3 years ago | 0

Answered
Why does "stepwiselm" not remove terms with high p-values?
Hello, I understand that you are trying to remove terms with high p-values from a stepwise regression model of your data. ...

3 years ago | 0