ISBN-13: 9783642344589 / Angielski / Miękka / 2012 / 232 str.
ISBN-13: 9783642344589 / Angielski / Miękka / 2012 / 232 str.
Constitutes the refereed proceedings of the 21st Brazilian Symposium on Artificial Intelligence, SBIA 2012, held in Curitiba, Brazil, in October 2012.