This book constitutes the thoroughly refereed joint post-workshop proceedings of four international workshops organized by the Japanese Society for Artificial Intelligence, held in Miyazaki, Japan, in June 2007 during the 21st Annual Conference JSAI 2007. The volume starts with 7 award winning papers of the JSAI 2007 main conference that are accompanied by 24 revised full workshop papers, carefully reviewed and selected from the following four co-located international workshops: Logic and Engineering of Natural Language Semantics (LENLS 2007), International Workshop on Risk Informatics...

This book constitutes the thoroughly refereed post-proceedings of four workshops held as satellite events of the JSAI International Symposia on Artificial Intelligence 2011, in Takamatsu, Japan, in December 2011. The 25 revised full papers presented were carefully reviewed and selected from numerous papers. The papers are organized in four sections according to the four workshops: Logic and Engineering of Natural Language Semantics (LENLS), Juris-Informatics (JURISIN), Algorithms for Large-Scale Information Processing in Knowledge Discovery (ALSIP), and Multimodality in Multispace Interaction...