Feature Descriptor
kp_out,des=cv_brief(image,kp_in)
Input Image
Keypoints from Feature Extractor
Output Keypoints from Brief (Feature Descriptor)
KeyPoint Descriptor from Brief
Feature Descriptor
cv_brief fucntion takes an input image and keypoint related to that image obtained from the feature extractor like cv_surf and cv_sift. For more Information http://opencv-python-tutroals.readthedocs.org/en/latest/py_tutorials/py_feature2d/py_brief/py_brief.html