Sojka Corner Detection Algorithm
Sojka Corner Detection Algorithm
Sojka Corner Detection Algorithm
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TUDelft<br />
Gesture Recognition<br />
RVM Training Phase IV<br />
--- Extracting feature vectors<br />
Gesture trace<br />
B<br />
( x<br />
j<br />
, y j<br />
)<br />
Motion Vector of A->B<br />
x<br />
j<br />
− x , y<br />
i<br />
j<br />
−<br />
y<br />
i<br />
0 0<br />
A<br />
( x<br />
i<br />
, y i<br />
)<br />
Original 2D space<br />
Motion space<br />
! Motion vectors (direction and distance)<br />
! Without normalizing (keep velocity information)<br />
! 2*N-dimensional vectors (each for one gesture)<br />
Screen Estimation for A Novel Pointing Device Based on <strong>Corner</strong> <strong>Detection</strong> and Classification. Qing Xia, Wei Huang 104
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