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Last seen: 28 days ago
70 total contributions since 2011

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Question


Cannot find authentication imaqmex_mexw64.auth
A compiled version of UI with images and camera feed works mostly fine. But very occasionally, like once in a month, the program...

1 month ago | 0 answers | 0

0

answers

Answered
cant open .fig anymore
Try clearing your workspace and then launching the GUI. Looks like you have a variable with the same name as the GUI.

1 month ago | 0

Question


Doesn't Matlab's built-in Tesseract OCR work on calculator font?
I have a simple image showing timer and ocr() is failing to recognise the text. Any idea why? Thanks.

1 month ago | 0 answers | 0

0

answers

Answered
Is MATLAB supported on Apple Silicon Macs?
UPDATE 1: Text comparison tool in R2019b not working on M1 mac. Got the following error popup.

4 months ago | 0

Answered
Is MATLAB supported on Apple Silicon Macs?
I cannot believe the results (below) I'm seeing on my MBP-M1 with R2019b. R2018a showed slower benchmarks as expected for Matlab...

5 months ago | 0

Answered
Macbook air M1 - will 2018 or 2019 matlab releases work?
2016b and 2018a work on M1. Terribly slow graphics and the applications consume a lot of energy even sitting idle (as reported b...

5 months ago | 0

Answered
Image Acquisition to disk without using memory
Set logging to None. Neither disk nor memory. Set large enough number for Number of Frames for Acquisition upon Trigger, say 100...

5 months ago | 0

Question


Can a Matlab figure window display 4k video feed at 30FPS?
That's the question in title -for an RGB 8-bit video stream. Or do performance limilations preclude Matlab from achieving a smoo...

5 months ago | 1 answer | 0

1

answer

Question


Imaq's preview() vs CV's vision.DeployableVideoPlayer
Is there a performance difference between Image acquisition toolbox's preview function and computer vision toolbox's DeployableV...

5 months ago | 0 answers | 0

0

answers

Answered
How to check if hardwear supported by Data Acquisition Toolbox?
I would presume an entry in the supported HW list would be a blanket one, unless specified otherwise. E.g. as far as I can tell ...

6 months ago | 0

Answered
detect spray color from an image
You should try colour based segmentation, roicolor(), etc.

6 months ago | 0

Answered
Finding where a m file or a function is called in a folder with subfolders and many other m files?
If you mean which function is calling xyz.m, you can try adding the following line in xyz.m evalin('caller','mfilename') That ...

6 months ago | 0

Answered
VideoWriter with 4k images
I see this error when trying to log live images from a UHD camera using DiskLogger feature in image acquisition toolbox. However...

6 months ago | 0

Answered
Recognition of colored percentage of a white paper using Image Processing
You can even out the light intensity across the image using imtophat(). Then use segmentation and/or ROI based processing functi...

6 months ago | 0

Answered
How to make all negative values in a matrix 0?
%% Set all negative elements to 0 A(A<0) = 0; %% Set second column elements to 0 col = 2; a(a(:,col)<0,col) = 0;

6 months ago | 2

| accepted

Answered
Import constants to Simulink from Excel file
Setup a model callback InitFcn function in which you call a script that loads the xls file using xlsread()

6 months ago | 1

| accepted

Question


Bench() on Macbook pro 2020 with 10th Gen Intel i5
Can anyone having a 2020 Macbook pro with Intel i5 (10th gen) post a screenshot of bench command below. >> bench(5) Please me...

6 months ago | 0 answers | 1

0

answers

Question


Genicam support package not showing up in imaqhwinfo despite successful installation
I'm running R2017a on an windows 10 and have a problem peculiar to one PC. Even after installing genicam drivers in Image Acquis...

6 months ago | 0 answers | 0

0

answers

Question


Problem with image registration on images with simple patterns
I have trouble matching features on images with simple patterns like shown in two attached pictures. SURF, BRISK and other featu...

9 months ago | 1 answer | 0

1

answer

Answered
Is the future matlab GUI: Apps, or figures, or both?
Its almost 2020 and App designer seems to be lacking many useful features of GUIDE. The latter on the other hand has terrible is...

1 year ago | 0

Answered
Is Intel's RealSense camera supported by the Image Acquisition Toolbox?
The above answer from MW staff is weird. I got Intel realsense SR300 and have 2017a IMAQ toolbox with generic OS webcam hardware...

2 years ago | 0

Answered
How to connect Intel Real Sense with Matlab??
Realsense cameras (atleast the one I got -SR300) have various channels. E.g. vir = videoinput('winvideo', 3, 'INVZ16_640x480') g...

2 years ago | 0

Answered
small values result in empty isosurface plot
I just noticed that there is a glitch in implementation, essentially inside a helper function. If the data (the last input varia...

2 years ago | 0

Answered
Why does the BEEP function produce no sound?
I just discovered that if you change the default system beep sound in OS preferences while Matlab is open, beeps in Matlab will ...

2 years ago | 0

Submitted


BASLER GenTL Producer Drivers for USB3 cameras
GenTL Producer Drivers for using Basler USB3 camera with Matlab

4 years ago | 31 downloads |

Answered
why this error "Unable to check out the Simulink Coder license which is required to generate code"?
The error pops up when user tries to use a function in an installed toolbox/product but corresponding licence couldn't be found....

4 years ago | 0

| accepted

Answered
Running out of memory
If xls format is not critical requirement, you may want to use fileIO operations and produce a csv (or some text delimited) form...

4 years ago | 0

Answered
Size mismatch for MATLAB expression 'unique'. Expected = 1x1 Actual = 8x1
Size mismatch error is a result of unmatched dimensions in signals. The block being driven by embedded function block is expecti...

4 years ago | 0

Answered
The interpolation interp1 command is taking wrong values.
Generally, Ne and Temax are expected to be vectors. It is not clear why the statement is inside a loop. If you want to find inte...

4 years ago | 0

Question


Prediction with Narxnet without future inputs
I'm a bit confused if prediction with Narxnet requires knowledge of future input. Documentation defines Narxnet as dependent onl...

5 years ago | 1 answer | 0

1

answer

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