Shuichi Kurabayashi Yasushi Kiyoki MediaMatrix: A Video Stream Retrieval System with Mechanisms for Mining Contexts of Query Examples. 452-455 2010 DASFAA (2) http://dx.doi.org/10.1007/978-3-642-12098-5_48 conf/dasfaa/2010-2 db/conf/dasfaa/dasfaa2010-2.html#KurabayashiK10