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SVM::getSupportVectors returns wrong answers

Hi! I'm running the demo program presented in [the OpenCV tutorial(introduction to SVM) website](http://docs.opencv.org/3.0.0/d1/d73/tutorial_introduction_to_svm.html) , but I get a different result...

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elastic bunch graph matching

Is there and implementation in OpenCV about this subject,if there isn't can anyone suggest a library implementing this algorithm? Thanks

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I am not an agent or connected to this entity. The details supplied below is independent as based on my research study and experience. Whilst I have actually taken steps to ensure the precision of the...

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Image processing up to 50€ as reward

I am willing to pay around 50€ via Paypal if you help me in the inicial code to make a project. I am new in EMGU and it's very hard for me to start. Squares:...

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how do you save a SparseMat as binary, including the path?

The only way that I have found to write a SparseMat is with : void write( FileStorage& fs, const String& name, const SparseMat& value ) from persistence.cpp line 5493. This writes it as a...

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OpenCV 3.1 x86 build not in opencv-3.1.0, where is it available?

Hi - Only the x64 binary/libs etc are included in the download 3.1.0 executable. Are the x86 artifacts available someplace else, such as the build farm? Thanks!

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Stereo calibration using known locations

How do you calibrate a camera using known 3D points and their corresponding 2d image locations. Using a chessboard is easy, is it the same method for real world points. How then do you then get the...

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I am a beginner in openCV. I want to detect some images, do I need to...

I have installed opencv-3.0.0 using the installer from "http://downloads.sourceforge.net/opencvlibrary/opencv-3.0.0.exe". I am running the utilities opencv_createsamples and opencv_traincascade...

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Keypoint detect using brisk in the OpenCV

Hello guys, I need to use the BRISK method for detecting the key points in an image. Can someone help me ? Someone has some algorithm ready for me to test and verify the detection of the key points...

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Digital Camera Driver for OpenCV-Python

Dear Folks; Do know if there is a digital camera driver to be used for OpenCV-Python video capture (cv2.VideoCapture)? OS: Debian Jessie Canon PowerShot SX100

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Detect a person photographing with a smartphone/camera …

Hello folks, for my new studies project, I'm looking for a way to detect a person photographing with a smartphone or camera maybe 3 meters around my artwork. Is there any known way on how to achieve...

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Detect locaton of finger placed over an image

I want to detect the location of the finger placed over a white board using opencv with VB. I basically have a camera scanning a white board and if anyone places his/her finger over the white board, i...

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Unable to save a video file

Hi everyone, first time here so please be gentle ;) Here it goes I try to open a video file, do some detection inside, draw contours and then save everything in a new file with the same properties...

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OpenCV and standard containers in C++ 11

I have noticed that OpenCV methods that deal with sequence of points accept either cv::InputArray or const* of the point type. e.g. (cv::Point* const) When you have your points in std::array, you may...

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unable install opencv-3.0.0 on mac 10.6.8

I am mac user as mentioned above. I am trying install opencv-3.0.0 but fail to do it. Here, I shows the error comes during installation process. [Screen shot 2015-12-24 at 12.17.00...

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