2nd Call for Papers ECIR 2007 29th European Conference on Information Retrieval Rome, April 2-5, 2007 Organized by the Fondazione Ugo Bordoni and BCS-IRSG, in cooperation with ACM SIGIR. http://ecir2007.fub.it/ The Program Chairs invite for the submission of original research papers and posters in all areas of Information Retrieval, including but not limited to: - Theory and Models for Information Retrieval. - Efficiency and Performance of IR. Platforms, Architectures and Applications of IR. - Evaluation and Test collections. - Indexing. Query representation, Query reformulation, Structure-based representation, XML, Metadata. Summarization. Natural language processing for IR. - Tracking, Filtering, Topic detection, Collaborative filtering, Agents, Routing and Email spam. - Categorization and clustering. - User studies and interfaces. Interactive IR. Task-based IR. - Web IR, Distributed IR, Digital libraries. Intranet, Desktop, Enterprise and Blog Search. Adversarial IR. - Question answering and information extraction. Text Data Mining and Machine Learning for IR. - Multimedia IR. - Cross-language and multilingual Information Retrieval. *Best Paper Award* An award will be given to the best paper submitted to the conference. *Best Student Paper Award* An award will be given to the best paper whose main author is a PhD or postdoctoral student. *Important Dates* Submission deadline for papers: 30 October, 2006 Submission deadline for posters: 6 November, 2006 Review submission by referees: 4 December, 2006 Notification to authors: 13 December, 2006 Conference: Rome, April 2-5, 2007 *Proceedings* The ECIR 2007 Proceedings (including full papers and posters) will be published in the Springer LNCS Series. *Submission Instructions* Papers should be formatted according to LNCS guidelines and submitted electronically through the conference web site after October 2, 2006. Full length papers must not exceed 12 pages, including references and figures. Papers submitted to the poster track must not exceed 4 formatted pages. Overlength papers will not be accepted for review. Gianni Amati, Claudio Carpineto, and Gianni Romano Chairs of ECIR 2007 http://ecir2007.fub.it/ ecir2007chair@fub.it