The database containes images with rsolution 100x100 pixels:
- 9340 negative examples,
- 3559 positive examples.

The database is free to use in any scientific work.
In case of commercial use please contact: matiolanski@kt.agh.edu.pl

If you use our database please cite a paper:
Fuzzy Classification Method for Knife Detection Problem, Aleksandra MAKSIMOWA, Andrzej MATIOLASKI, Jacob WASSERMANN, Multimedia communications, services and security : 7th international conference MCSS 2014 : Krakow, Poland, June 11, 2014 : proceedings, eds. Andrzej Dziech, Andrzej Czyewski.  Berlin ; Heidelberg : Springer-Verlag, 2014.  (Communications in Computer and Information Science ; 429).  ISBN 78-3-319-07568-6.  S. 159169.  Bibliogr. s. 159169, Abstr. DOI 10.1007/978-3-319-07569-3_13

Available at: http://link.springer.com/chapter/10.1007%2F978-3-319-07569-3_13
