| 1998 | Efficient Mining of Association Rules with Item Constraints. | Shin-Mu Tseng |
| 1998 | Boosting Cost-Sensitive Trees. | Kai Ming Ting, Zijian Zheng |
| 1998 | Search for New Methods for Assignment of Complex Molecular Spectra and a Program Package for Simulation of Molecular Spectra. | Takehiko Tanaka, Takashi Imajo |
| 1998 | On the Boosting Algorithm for Multiclass Functions Based on Information-Theoretic Criterion for Approxiamtion. | Eiji Takimoto, Akira Maruoka |
| 1998 | On the Number of Clusters in Cluster Analysis. | Atsuhiro Takasu |
| 1998 | Moving Object Recognition Using Wavelets and Learning of Eigenspaces. | Shigeru Takano, Teruya Minamoto, Koichi Niijima |
| 1998 | Automatic Acquisition of Phoneme Models and Its Application to Phoneme Labeling of a Large Size of Speech Corpus. | Motoyuki Suzuki, Teruhiko Maeda, Hiroki Mori, Shozo Makino |
| 1998 | Composing Inductive Applications Using Ontologies for Machine Learning. | Akihiro Suyama, Naoya Negishi, Takahira Yamaguchi |
| 1998 | Refining Search Expression by Discovering Hidden User's Interests. | Wataru Sunayama, Yuji Nomura, Yukio Ohsawa, Masahiko Yachida |
| 1998 | Approximate Retrieval of High-Dimensional Data by Spatial Indexing. | Takeshi Shinohara, Jiyuan An, Hiroki Ishizaka |
| 1998 | Visualizing Semantic Clusters in the Internet Information Space. | Etsuya Shibayama, Jun Yabe, Shin Takahashi, Mitsuru Matsuda |
| 1998 | Incorporating a Navigation Tool into a WWW Browser. | Hiroshi Sawai, Hayato Ohwada, Fumio Mizoguchi |
| 1998 | Knowledge Discovery through the Navigation Inside the Human Body. | Toyofumi Saito, Jun-ichiro Toriwaki, Kensaku Mori |
| 1998 | Extracting Knowledge Patterns from Ticket Data. | Maria de Fatima Rodrigues, Carlos Ramos, Pedro Rangel Henriques |
| 1998 | Four-Fold Table Calculi for Discovery Science. | Jan Rauch |
| 1998 | Learning with Globally Predictive Tests. | Michael J. Pazzani |
| 1998 | Discovery of Unknown Causes from Unexpected Co-occurrence of Inferred Known Causes. | Yukio Ohsawa, Masahiko Yachida |
| 1998 | Philosophical Aspects of Scientific Discovery: A Historical Survey. | Keiichi No |
| 1998 | Discovery of Differential Equations from Numerical Data. | Koichi Niijima, Hidemi Uchida, Eiju Hirowatari, Setsuo Arikawa |
| 1998 | A Constructive Fuzzy NGE Learning System. | Maria do Carmo Nicoletti, Flavia Oliveira Santos |
| 1998 | Computational Characteristics of Law Discovery Using Neural Networks. | Ryohei Nakano, Kazumi Saito |
| 1998 | Parallel Organization Algorithm for Graph Matching and Subgraph Isomorphism Detection. | Yoshinori Nakanishi, Kuniaki Uehara |
| 1998 | Inferring a Rewriting System from Examples. | Yasuhito Mukouchi, Ikuyo Yamaue, Masako Sato |
| 1998 | Biochemical Knowledge Discovery Using Inductive Logic Programming. | Stephen H. Muggleton, Ashwin Srinivasan, Ross D. King, Michael J. E. Sternberg |
| 1998 | Knowledge Discovery in Biological and Chemical Domains. | Stephen H. Muggleton |