From: Findings on ranking evaluation functions for feature weighting in image retrieval
Data set name
Number
Images
of images
of classes
per class
Vistex-167 [21]
167
19
2 to 20
Corel-1000 [22]
1,000
10
100
DB-10000 [18]
10,000
-
Scenes-1044 [23]
1,044
25
328 to 360
Caltech101-8872 [24]
8,872
47
31 to 800
