@inproceedings{VISUAL2007,
author = {Ville Viitaniemi and Jorma Laaksonen},
booktitle = {Proceedings of the 9th International Conference on Visual Information Systems (VISUAL 2007)},
month = {June},
pages = {93-104},
publisher = {Springer},
series = {Lecture Notes in Computer Science},
title = {Empirical Investigations on Benchmark Tasks for Automatic Image Annotation},
volume = {4781},
year = {2007},
}