44% mAP on Oxford 5k
Ox5k 65% SIFT DoG Adapt Octave = -1
79% mAP with geom. verif., 500k visual words, no orientation
simplify a bit, good performance with somewhat less features
> 82% mAP with: 500k vws, 8 kdtrees + 1000 leaf comparisons, tf-idf, geom verification, rootsift
sync vlfeat