1. Visual Categorization: When Categories Fall to Pieces
Quoc C. Vuong 
Current Biology 
Volume 18, Issue 10, Pages R427-R429 (May 2008)
DOI: /j.cub
Copyright © 2008 Elsevier Ltd Terms and Conditions

2. Figure 1 Example objects synthesized by virtual phylogenesis.
Observers were only trained on objects from two of the three categories A, B and C (from [4]).
Current Biology  , R427-R429DOI: ( /j.cub )
Copyright © 2008 Elsevier Ltd Terms and Conditions

3. Figure 2 Examples of informative and uninformative fragments.
The informative ones distinguished between two trained categories — say categories A and B from Figure 1 — whereas the uninformative ones distinguished between a trained (A) and untrained category (C).
Current Biology  , R427-R429DOI: ( /j.cub )
Copyright © 2008 Elsevier Ltd Terms and Conditions