TY - CHAP AU - Herrera, Jesús AU - Peñas, Anselmo AU - Verdejo, Felisa A4 - Peters, Carol A4 - Clough, Paul A4 - Gonzalo, Julio A4 - Jones, Gareth J. F. A4 - Kluck, Michael A4 - Magnini, Bernardo PY - 2005 DO - 10.1007/11519645_57 SN - 3 540 27420 0 UR - https://hdl.handle.net/20.500.14352/53618 AB - A Pilot Question Answering Task has been activated in the Cross-Language Evaluation Forum 2004 with a twofold objective. In the first place, the evaluation of Question Answering systems when they have to answer conjunctive lists, disjunctive lists and... LA - spa M2 - 581 PB - Springer-Verlag KW - Pregunta respuesta KW - Evaluación KW - Medida de evaluación KW - Lista conjuntiva KW - Lista disyuntiva KW - Restricción temporal KW - Autoevaluación de la confianza KW - Question answering KW - Evaluation KW - Evaluation measure KW - Conjunctive list KW - Disjunctive list KW - Temporal restriction KW - Confidence self-scoring TI - Question answering pilot task at CLEF 2004 TY - book part VL - 3491 ER -