Create a CvSURFParams using the specific values
Namespace:
Emgu.CV
Assembly:
Emgu.CV (in Emgu.CV.dll) Version: 2.0.1.0 (2.0.1.0)
Syntax
Visual Basic (Declaration) |
---|
Public Shared Function cvSURFParams ( _
hessianThreshold As Double, _
extended As Integer _
) As MCvSURFParams |
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)
Return Value
The MCvSURFParams structure
See Also