<< triplet20k_w20_scene.csv >>

- A : image ID
- B : image ID
- C : image ID
- eval: 0(A is more similar to B than C) or 1(A is more similar to C than B)
- worker: worker ID

<< Index_Figname.csv >>

- index : image ID
- Figname : Filename (http://cvcl.mit.edu/database.htm)