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# john

### Chang'an university

Last seen: plus de 3 ans il y a Actif depuis 2011

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Question

how to call some hardware driver in matlab ?
I am using raspberry to do a model car project, there is a motor board the vender only gives some example in python and the pyth...

plus de 3 ans il y a | 1 réponse | 0

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Question

how to use third party driver in raspberry matlab?
I am using raspberry with matlab, I just want to use my desktop computer to communicate with my raspberry through wifi, and rasp...

plus de 3 ans il y a | 1 réponse | 0

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Question

How to improve the quality of the receive sound?
I am doing an experiment which uses laser to detect sounds. The struct include: Speaker connected to cellphone broadcast music ...

plus de 7 ans il y a | 1 réponse | 0

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Question

Principle curvature to gaussian curvatures, or gaussian curvature to principle curvature? which is simple?
Which is simple if I want to calculate surface curvature. By reading this: (1) The principal curvature values and th...

plus de 9 ans il y a | 1 réponse | 0

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Question

Does anyone do research on structured light? How to get a good edge detection?
My research recently is focus on using color stripe to detect 3d model. I generate a color stripe using De Bruijn sequence. Bu...

plus de 10 ans il y a | 1 réponse | 0

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Question

I am doing a project using structured light, I need image to be showed in 'full screen mode', how?
I searched in the web.All answers can not work.Only this works "The Psychophysics Toolbox" Is there a simple solution in nativ...

plus de 10 ans il y a | 1 réponse | 0

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Question

How to change the camera position and view angle?
I am doing a structured light simulation. I need to look at a 3d object at different angle.The object does move,only camera mov...

plus de 10 ans il y a | 1 réponse | 0

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Question

Recently I use image acquistion toolbox, the image captured is very gloomy
Recently I use image acquistion toolbox, the image captured is very gloomy, but the image in preview figure is clear bright. ...

environ 11 ans il y a | 1 réponse | 0

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Question

How to add picture and video files when I ask a question?
How to add picture and video files when I ask a question? Some image processing and video processing problem, if pictures and v...

environ 11 ans il y a | 1 réponse | 0

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Question

Hi, I want to do a little project that works like “Video Sudoku Solver”
Hi, I want to do a little project that works like “Video Sudoku Solver”. I plan to use a webcam to watch a Chinese chess( simil...

environ 11 ans il y a | 1 réponse | 0

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A répondu
barcode recognication algorithms
Hi, I have found that if a block include sub-block, then it cannot be debugged. So I redraw the demo of barcode( every block has...

plus de 12 ans il y a | 0

Question

barcode recognication algorithms
Hi, I am reading the demo program of barcode recognication in video and image processing blockset. The whole simlink model incl...

plus de 12 ans il y a | 1 réponse | 0

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Question

Please help me finding a old paper? My university is small , so no IEEE access.
T. Pavlidis, J. Swartz, and Y.P. Wang, Fundamentals of bar code information theory, Computer, pp. 74-86, vol. 23, no. 4, Apr 199...

plus de 12 ans il y a | 2 réponses | 0

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