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How to declare input variables as a vector?
Of course it can be a vector, a matrix or a variable of some class.

3년 초과 전 | 0

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How do I write an expression that refers to only the elements that have odd-number/odd-number index subscripts in a vector?
Is this what you are looking for? myvec(1:2:end)

3년 초과 전 | 1

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rearrange an equation in simulink
No known blocks/methods to pull off such a thing in Simulink. Did you try symbolic math?

3년 초과 전 | 0

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pause loop with "if" statement?
You must give it a range of time period rather than a unique time point since the execution doesn't guarantee the particular lin...

3년 초과 전 | 0

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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...

3년 초과 전 | 답변 수: 0 | 0

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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.

3년 초과 전 | 0

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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.

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

거의 4년 전 | 1

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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...

거의 4년 전 | 0

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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...

거의 4년 전 | 1

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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...

대략 4년 전 | 0

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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...

대략 4년 전 | 답변 수: 1 | 0

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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...

대략 4년 전 | 답변 수: 0 | 0

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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 ...

대략 4년 전 | 0

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

대략 4년 전 | 0

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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 ...

대략 4년 전 | 0

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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...

대략 4년 전 | 0

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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...

대략 4년 전 | 0

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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;

대략 4년 전 | 2

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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()

대략 4년 전 | 1

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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...

대략 4년 전 | 답변 수: 0 | 1

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

대략 4년 전 | 답변 수: 0 | 0

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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...

4년 초과 전 | 답변 수: 1 | 0

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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...

대략 5년 전 | 0

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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...

5년 초과 전 | 0

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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...

5년 초과 전 | 0

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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...

대략 6년 전 | 0

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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 ...

6년 초과 전 | 0

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

7년 초과 전 | 다운로드 수: 19 |

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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...

거의 8년 전 | 0