Create a CvSURFParams using the specific values
Namespace: Emgu.CVAssembly: Emgu.CV (in Emgu.CV.dll) Version: 2.2.1.1150 (2.2.1.1150)
Syntax
C# | Visual Basic | Visual C++ |
public static SURFDetector cvSURFParams( double hessianThreshold, int extended )
Public Shared Function cvSURFParams ( _ hessianThreshold As Double, _ extended As Integer _ ) As SURFDetector
public: static SURFDetector cvSURFParams( double hessianThreshold, int extended )
Parameters
- hessianThreshold
- 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
- Int32
0 means basic descriptors (64 elements each), 1 means extended descriptors (128 elements each)