Volume 21, Number 1, November 2002

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  Yukio Ohsawa, Akinori Abe: Special Issue on Chance Discovery - Preface. 1-2
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  Rüdiger Oehlmann: Metacognitive and Computational Aspects of Chance Discovery. 3-12
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  Peter McBurney, Simon Parsons: Chance Discovery and Scenario Analysis. 13-22
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  Hirohito Shibata, Koichi Hori: An Information Management System with the Facility to Support Long-term Creative Thinking. 23-36
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  Naohiro Matsumura, Yukio Ohsawa, Mitsuru Ishizuka: Automatic Indexing for Extracting Asserted Keywords from a Document. 37-48
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  Yasufumi Takama, Kaoru Hirota: Web Information Visualization Method Employing Immune Network Model for Finding Topic Stream from Document-set Sequence. 49-60
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  Akinori Abe: The Role of Abduction in Chance Discovery. 61-72
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  Hiroko Shoji, Koichi Hori: Creative Communication for Chance Discovery in Shopping. 73-86

Volume 21, Number 2, February 2003

Invited Paper

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  Etsuya Shibayama, Akinori Yonezawa: Secure Software Infrastructure in the Internet Age. 87-106

Preface

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  Akinori Abe, Yukio Ohsawa: Chance Discovery: toward the Next Stage. 107-108

Special Feature

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  Yukio Ohsawa, Yumiko Nara: Decision Process Modeling across Internet and Real World by Double Helical Model of Chance Discovery. 109-121
• 
  Evelina Lamma, Fabrizio Riguzzi, Sergio Storari, Paola Mello, Anna Nanetti: Discovering Validation Rules from Microbiological Data. 123-133
• 
  Shusaku Tsumoto: Chance Discovery in Medicine - Detection of Rare Risky Events in Chronic Diseases. 135-147
• 
  Tu Bao Ho, DucDung Nguyen: Chance Discovery and Learning Minority Classes. 149-161
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  Yoshikiyo Kato, Takahiro Shirakawa, Kohei Taketa, Koichi Hori: An Approach to Discovering Risks in Development Process of Large and Complex Systems. 163-176

Volume 21, Number 3, May 2003

Regular Papers

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  Donald W. Loveland, Adnan H. Yahya: Satchmorebid: Satchmo(Re) with BIDirectional Relevancy. 177-207
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  Juan Carlos Augusto: A General Framework for Reasoning about Change. 209-246
• 
  Evelina Lamma, Fabrizio Riguzzi, Luís Moniz Pereira: Belief Revision via Lamarckian Evolution. 247-275

Volume 21, Number 4, August 2003

Preface

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  Tetsuro Nishino: Quantum Computing. 277-278

Special Feature

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  Jozef Gruska: Invited Paper. Quantum Entanglement as a New Information Processing Resource. 279-295
• 
  Kazuo Iwama, Shigeru Yamashita: Transformation Rules for CNOT-based Quantum Circuits and Their Applications. 297-317
• 
  Kazuo Iwama, Akinori Kawachi: A New Quantum Claw-finding Algorithm for Three Functions. 319-327
• 
  Noboru Kunihiro, Shigeru Yamashita: Efficient Algorithms for NMR Quantum Computers with Small Qubits. 329-337
• 
  Keisuke Tanaka: Quantum Bit-commitment for Small Storage Based on Quantum One-way Permutations. 339-345
• 
  Kazuo Ohta, Tetsuo Nishino, Seiya Okubo, Noboru Kunihiro: A Quantum Algorithm Using NMR Computers to Break Secret-Key Cryptosystems. 347-361

Preface

• 
  Riichiro Mizoguchi: Tutorial on Ontological Engineering. 363-364

Tutorial Series

• 
  Riichiro Mizoguchi: Tutorial on Ontological Engineering: Part 1: Introduction to Ontological Engineering. 365-384