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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

plus de 14 ans il y a

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

plus de 14 ans il y a

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Add two numbers
Given a and b, return the sum a+b in c.

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

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Réponse apportée
Video frame selection
There are a number of ways to this that are roughly equivalent. By default the |GETDATA| command returns |N| frames where |N| i...

plus de 14 ans il y a | 1

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No video adapters available
Bram, This is an issue that we've recently discovered with Ubuntu 11.04 that we're still investigating. For now, the easiest...

presque 15 ans il y a | 1

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Image Acquisition reducing CPU-Load
Looking at your code, the following items are likely to be using the bulk of the CPU time in your code: # Conversion from RGB...

presque 15 ans il y a | 0

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Image acquisition, frame rgb2gray conversion
The rgb2gray function only works on a single image, but you are sending it an array of images. What is the format that you ul...

environ 15 ans il y a | 1

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Problem with image acquisition using a DV converter (Canopus ADVC-55)
The Image Acquisition Toolbox treats DV cameras as live acquisition cameras rather than as VCRs. Basically, whatever is being s...

environ 15 ans il y a | 0

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imaqregister won't register 3rd party dll
There are a couple of reasons why imaqhwinfo won't load a registered adaptor DLL. The first is that the DLL is not actually loa...

environ 15 ans il y a | 0

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taking input from two cameras at a same time in Matlab
In general working with two cameras is the same as working with a single camera. You create a |videoinput| object for each devi...

environ 15 ans il y a | 3

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Acessing Camera
The CMU DCAM drivers don't currently support 64-bit versions of Windows. What camera are you using?

environ 15 ans il y a | 0

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Capture from Multiple Webcams
The most likely issue is that you are running into bandwidth limitations somewhere on your PC. My first thought was that it was...

environ 15 ans il y a | 1

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Image capture using webcam
I'm going to guess that the problem is the color space that your camera returns data in is not RGB. This is common for a lot of...

environ 15 ans il y a | 2

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Colour detection using Image processing
Steve Eddins has some articles on his blog about color segmentation and identification. You can start with <http://blogs.mathwo...

plus de 15 ans il y a | 0

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How to set Frames Per second
If you are using the getsnapshot command, please see the <http://www.mathworks.com/products/imaq/demos.html?file=/products/demos...

plus de 15 ans il y a | 0

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How to replace "getsnapshot" with the button on my webcam?
Webcams don't expose access to their hardware buttons in a consistent manner, so there is no good way for us to expose those but...

plus de 15 ans il y a | 0