cvSURFParams Method (hessianThreshold, extended)

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Create a CvSURFParams using the specific values

Declaration Syntax

Visual Basic

Visual C++

public static MCvSURFParams cvSURFParams(
	double hessianThreshold,
	int extended
)

Public Shared Function cvSURFParams ( _
	hessianThreshold As Double, _
	extended As Integer _
) As MCvSURFParams

public:
static MCvSURFParams 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)

Return Value

The MCvSURFParams structure

Assembly: Emgu.CV (Module: Emgu.CV) Version: 1.5.0.0 (1.5.0.0)