@inproceedings{P105.205, author={De Clercq, Stijn and Staelens, Steven and D`Asseler, Yves and Lemahieu, Ignace}, title={Using a bootstrap approach for generating more realistic backgrounds for numeral observer studies}, booktitle={6e UGent-FirW doctoraatssymposium}, year={2005}, month={11}, pages={2 pp on CD-rom}, address={Gent}, }