A theory of shape identification [1 ed.] 9783540684800, 3540684808, 3540684816, 9783540684817

Table of contents :
Front Matter....Pages i-xi
Introduction....Pages 1-12
Extracting Meaningful Curves from Images....Pages 15-35
Robust Shape Directions....Pages 41-59
Invariant Level Line Encoding....Pages 61-77
A Contrario Decision: the LLD Method....Pages 81-92
Meaningful Matches: Experiments on LLD and MSER....Pages 93-125
Hierarchical Clustering and Validity Assessment....Pages 129-149
Grouping Spatially Coherent Meaningful Matches....Pages 151-165
Experimental Results....Pages 167-182
The SIFT Method....Pages 185-208
Securing SIFT with A Contrario Techniques....Pages 209-224
Back Matter....Pages 225-257