CSE486, Penn State
Robert Collins
Lecture 06:
Harris Corner Detector
Reading: T&V Section 4.3
CSE486, Penn State
Robert Collins
Motivation: Matchng Problem
Vision tasks such as stereo and motion estimation require
finding corresponding features across two or more views.
CSE486, Penn State
Robert Collins
Motivation: Patch Matching
Camps, PSU
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Task: find the best (most similar) patch in a second image
Elements to be matched are image patches of fixed size
CSE486, Penn State
Robert Collins
Not all Patches are Created Equal!
Camps, PSU
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Inituition: this would be a good patch for matching, since
it is very distinctive (there is only one patch in the second
frame that looks similar).
CSE486, Penn State
Robert Collins
=
=
?
?
Not all Patches are Created Equal!
Camps, PSU
Inituition: this would be a BAD patch for matching, since
it is not very distinctive (there are many similar patches
in the second frame)