1. Clustering appearance and shape by Jigsaw, and comparing it with Epitome.
Papers
(1) Clustering appearance and shape by learning jigsaws (2006 NIPS)
(2) Fast approximate energy minimization via graph cuts.
(PAMI 2001)
(3) Video epitomes. (CVPR 2005)
(4) Epitomic analysis of appearance and shape .
(ICCV 2003)

2. Clustering appearance and shape by Jigsaw, and comparing it with Epitome.
Jigsaw vs. Epitome
Patch-based probabilistic model.
Jigsaw
Epitome
Appropriate patch size and shape is automatically learnt while learning
Patch size and shape is fixed before learning.