Creage CvSURFParams with the specific value

Create CvSURFParams with the specific value

Indicates whether this instance and a specified object are equal.

Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection.

Returns the hash code for this instance.

Gets the Type of the current instance.

Creates a shallow copy of the current Object.

Returns the fully qualified type name of this instance.

False means basic descriptors (64 elements each), True means extended descriptors (128 elements each)

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

The number of layers within each octave

The number of octaves to be used for extraction. With each next octave the feature size is doubled

Upright SURF