| 1998 | Querying Clocked Databases. | Mehmet A. Orgun, Chuchang Liu |
| 1998 | Estimating the Quality of Databases. | Amihai Motro, Igor Rakov |
| 1998 | Automatic Generation of Trigger Rules for Integrity Enforcement in Relational Databases with View Definition. | Laura Mota-Herranz, Matilde Celma |
| 1998 | An Overview of Cooperative Answering in Databases. | Jack Minker |
| 1998 | Applying Genetic Algorithms to the Feature Selection Problem in Information Retrieval. | Mara J. Martn-Bautista, Mara Amparo Vila Miranda |
| 1998 | Application of Fuzzy Rule Induction to Data Mining. | Christophe Marsala |
| 1998 | Using Stem Rules to Refine Document Retrieval Queries. | Ye Liu, Hanxiong Chen, Jeffrey Xu Yu, Nobuo Ohbo |
| 1998 | Question Answering with Textual CBR. | Mario Lenz, Andr Hbner, Mirjam Kunze |
| 1998 | Knowledge Discovery for Flexible Querying. | Henrik Legind Larsen, Troels Andreasen, Henning Christiansen |
| 1998 | Low Retrieval Remote Querying Dialogue with Fuzzy Conceptual, Syntactical and Linguistical Unification. | P. Krisko, Peter Marcinck, Peter Mihk, J. Sabol, Peter Vojts |
| 1998 | Searching for General Documents. | Kai Korpimies, Esko Ukkonen |
| 1998 | Optimization of Logic Queries with MIN and MAX Predicates. | Sergio Greco, Carlo Zaniolo, Sumit Ganguly |
| 1998 | Query Answering in Nondeterministic, Nonmonotonic Logic Databases. | Fosca Giannotti, Giuseppe Manco, Mirco Nanni, Dino Pedreschi |
| 1998 | A Server for Fuzzy SQL Queries. | Jos Galindo, Juan Miguel Medina, Olga Pons, Juan C. Cubero |
| 1998 | Progress Report on the Disjunctive Deductive Database System | Thomas Eiter, Nicola Leone, Cristinel Mateis, Gerald Pfeifer, Francesco Scarcello |
| 1998 | Answers About Validity and Completeness of Data: Formal Definitions, Usefulness and Computation Technique. | Robert Demolombe |
| 1998 | Querying Multimedia Documents By Spatiotemporal Structure. | Vasilis Delis, Dimitris Papadias |
| 1998 | A Schema-Based Approach to Modeling and Querying WWW Data. | Sara Comai, Ernesto Damiani, Roberto Posenato, Letizia Tanca |
| 1998 | Different Ways to Have Something in Common. | Marco Colombetti |
| 1998 | Effective Reformulation of Boolean Queries with Concept Lattices. | Claudio Carpineto, Giovanni Romano |
| 1998 | Answering Queries in Context. | Stphane Bressan, Cheng Hian Goh |
| 1998 | On Diverse Answers Issued from Flexible Queries. | Patrick Bosc |
| 1998 | Partial Answers for Unavailable Data Sources. | Philippe Bonnet, Anthony Tomasic |
| 1998 | Query Subsumption. | Mohammad Al-Qasem, S. Misbah Deen |
| 1998 | Query Answering by Means of Diagram Transformation. | Jaume Agust-Cullell, Jordi Puigsegur, W. Marco Schorlemmer |