ACM Transactions on Information Systems (TOIS), Volume 20

Volume 20, Number 1, January 2002

• Ronny Lempel, Aya Soffer:
  PicASHOW: pictorial authority search by hyperlinks on the web. 1-24
  
• Yariv Aridor, David Carmel, Yoëlle S. Maarek, Aya Soffer, Ronny Lempel:
  Knowledge encapsulation for focused search from pervasive devices. 25-46
  
• Krishna Bharat, George A. Mihaila:
  When experts agree: using non-affiliated experts to rank popular topics. 47-58
  
• Ji-Rong Wen, Jian-Yun Nie, HongJiang Zhang:
  Query clustering using user logs. 59-81
  
• Orkut Buyukkokten, Oliver Kaljuvee, Hector Garcia-Molina, Andreas Paepcke, Terry Winograd:
  Efficient web browsing on handheld devices using page and form summarization. 82-115
  
• Lev Finkelstein, Evgeniy Gabrilovich, Yossi Matias, Ehud Rivlin, Zach Solan, Gadi Wolfman, Eytan Ruppin:
  Placing search in context: the concept revisited. 116-131
  

Volume 20, Number 2, April 2002

• Brian F. Cooper, Hector Garcia-Molina:
  Peer-to-peer data trading to preserve information. 133-170
  
• Abdur Chowdhury, Ophir Frieder, David A. Grossman, M. Catherine McCabe:
  Collection statistics for fast duplicate document detection. 171-191
  
• Steffen Heinz, Justin Zobel, Hugh E. Williams:
  Burst tries: a fast, efficient data structure for string keys. 192-223
  
• Lei Zhu, Aibing Rao, Aidong Zhang:
  Theory of keyblock-based image retrieval. 224-257
  

Volume 20, Number 3, July 2002

• Claudio Carpineto, Giovanni Romano, Vittorio Giannini:
  Improving retrieval feedback with multiple term-ranking function combination. 259-290
  
• Vesper Owei:
  An intelligent approach to handling imperfect information in concept-based natural language queries. 291-328
  
• Adam Cannane, Hugh E. Williams:
  A general-purpose compression scheme for large collections. 329-355
  

Volume 20, Number 4, October 2002

• Gianni Amati, C. J. van Rijsbergen:
  Probabilistic models of information retrieval based on measuring the divergence from randomness. 357-389
  
• Ling Feng, Elizabeth Chang, Tharam S. Dillon:
  A semantic network-based design methodology for XML documents. 390-421
  
• Kalervo Järvelin, Jaana Kekäläinen:
  Cumulated gain-based evaluation of IR techniques. 422-446