@ARTICLE{Yang_X._Moving_2018,
 author={Yang, X. and Zhou, D. and Liu, D. and Yang, R.},
 volume={66},
 number={No 2 (Special Section on Nano- and Micromechanics)},
 journal={Bulletin of the Polish Academy of Sciences Technical Sciences},
 pages={229-234},
 howpublished={online},
 year={2018},
 title={Moving cast shadow detection using block nonnegative matrix factorization},
 URL={http://journals.pan.pl/Content/106432/PDF-MASTER/DOI.pdf},
 keywords={moving cast shadow detection, video surveillance, nonnegative matrix factorization, block nonnegative matrix factorization},
}