Lecture 15 - Stanford Vision Lab
Lecture 15 - Stanford Vision Lab
Lecture 15 - Stanford Vision Lab
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So far (2)…..<br />
• Representation<br />
– Multiple mixture components for different viewpoints<br />
• Learning<br />
– Now semi-unsupervised<br />
– Automatic construction and selection of part detectors<br />
– Estimation of parameters using EM<br />
• Recognition<br />
– As before<br />
• Issues:<br />
-Learning is slow (many combinations of detectors)<br />
-Appearance learnt first, then shape<br />
Fei-Fei Li<br />
<strong>Lecture</strong> <strong>15</strong> -<br />
85<br />
14‐Nov‐11