ludovic denoyer jlziktydtujjjylip6fr wikipedia xml corpus research ludovic denoyer lip6 university paris 6 httpwwwconnexlip6frdenoyerwikipediaxml technical report currently draft httpwwwconnexlip6frdenoyerhomepagepublicationstechrep2006pdf announcement release set large xml document collections collections might interest information retrieval community machine learning community collections developped joint project delos pascal networks excellence propose large set xml collections based wikipedia collections used large variety xml irmachine learning tasks like adhoc retrieval categorization clustering structure mapping task corpora example used inex 2006 competition httpinexisinformatikuniduisburgde2006 xml document mining challenge httpxmlmininglip6fr brief collections description 8 different languages english german french dutch spanish chinese arabian japanese 660000 documents english collection documents organized hierarchy categories collections build comparison categorizationclustering algorithms multimedia collection 300000 pictures entity collection collections crosslanguage nlp collection provided soon information web site httpwwwconnexlip6frdenoyerwikipediaxml best regards ludovic denoyer assistant professor httpwwwconnexlip6frdenoyer thu 07 aug 2008 050301 0200 uai xml wikipedia collections irml research