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Assembly: Emgu.CV (in Emgu.CV.dll) Version: 2.3.0.1416 (2.3.0.1416)
Create a CvSURFParams using the specific values
Namespace: Emgu.CVAssembly: Emgu.CV (in Emgu.CV.dll) Version: 2.3.0.1416 (2.3.0.1416)
Syntax
C# |
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public static SURFDetector cvSURFParams( double hessianThreshold, int extended ) |
Visual Basic |
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Public Shared Function cvSURFParams ( _ hessianThreshold As Double, _ extended As Integer _ ) As SURFDetector |
Visual C++ |
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public: static SURFDetector^ cvSURFParams( double hessianThreshold, int extended ) |
Parameters
- hessianThreshold
- Type: System..::..Double
only features with keypoint.hessian larger than that are extracted. good default value is ~300-500 (can depend on the average local contrast and sharpness of the image). user can further filter out some features based on their hessian values and other characteristics
- extended
- Type: System..::..Int32
0 means basic descriptors (64 elements each), 1 means extended descriptors (128 elements each)