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cv.GeneralizedHoughGuil

Generalized Hough transform

Finds arbitrary template in the grayscale image using Generalized Hough Transform.

Detects position, translation and rotation.

References

Guil, N., Gonzalez-Linares, J.M. and Zapata, E.L. (1999). Bidimensional shape detection using an invariant approach. Pattern Recognition 32 (6): 1025-1038.

See also
Class Details
Superclasses handle
Sealed false
Construct on load false
Constructor Summary
GeneralizedHoughGuil Constructor 
Property Summary
AngleEpsilon Maximal difference between angles that treated as equal. default 1.0 
AngleStep Angle step in degrees. default 1.0 
AngleThresh Angle votes threshold. default 15000 
CannyHighThresh Canny high threshold. default 100 
CannyLowThresh Canny low threshold. default 50 
Dp Inverse ratio of the accumulator resolution to the image resolution. 
Levels Feature table levels. default 360 
MaxAngle Maximal rotation angle to detect in degrees. default 360 
MaxBufferSize Maximal size of inner buffers. default 1000 
MaxScale Maximal scale to detect. default 2.0 
MinAngle Minimal rotation angle to detect in degrees. default 0.0 
MinDist Minimum distance between the centers of the detected objects. 
MinScale Minimal scale to detect. default 0.5 
PosThresh Position votes threshold. default 100 
ScaleStep Scale step. default 0.05 
ScaleThresh Scale votes threshold. default 1000 
Xi Angle difference in degrees between two points in feature. 
id Object ID 
Method Summary
  addlistener Add listener for event. 
  delete Destructor 
  detect Find template on image 
  eq == (EQ) Test handle equality. 
  findobj Find objects matching specified conditions. 
  findprop Find property of MATLAB handle object. 
  ge >= (GE) Greater than or equal relation for handles. 
  gt > (GT) Greater than relation for handles. 
Sealed   isvalid Test handle validity. 
  le <= (LE) Less than or equal relation for handles. 
  listener Add listener for event without binding the listener to the source object. 
  lt < (LT) Less than relation for handles. 
  ne ~= (NE) Not equal relation for handles. 
  notify Notify listeners of event. 
  setTemplate Set template to search 
Event Summary
ObjectBeingDestroyed Notifies listeners that a particular object has been destroyed.