author= {M{\\"u}ller, Henning and Clough, Paul and Hersh, William and Deselaers, Thomas and Lehmann, Thomas M. and Geissbuhler, Antoine},
title= {Using heterogeneous annotation and visual information for the benchmarking of image retrieval systems},
booktitle= {International Society for Optical Engineering},
year= 2006,
pages= {34-45},
address= {San Jose, CA, USA},
month= jan,
booktitlelink= {http://spie.org/x10.xml?WT.svl=tn7},
pdf = {https://www-i6.informatik.rwth-aachen.de/publications/downloader.php?id=67&row=pdf}