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# Intelligent Access
to
Heterogeneous Information

### Proceedings of the 4th Workshop KRDB-97
Athens, Greece, August 30, 1997.

Edited by

### Franz Baader *
Manfred A. Jeusfeld *
Werner Nutt +

* RWTH Aachen, Informatik, Ahornstr. 55, 52056 Aachen, Germany
+ Hebrew University of Jerusalem, Institute of Computer Science, Givat Ram, Jerusalem 91904, Israel
KRDB-97 is held in conjunction with the International Conference on Very Large Databases (VLDB-97).

## Program

## Table of Contents

1. An Approach for the Extraction of Information from Heterogeneous Sources of Textual Data
   Sonia Bergamaschi, Claudio Sartori
2. Exploitation of Interschema Knowledge in a Multidatabase System
   John Cardiff, Tiziana Catarci, Giuseppe Santucci
3. Conceptual Views over the Web
   Tiziana Catarci, Luca Iocchi, Daniele Nardi, Giuseppe Santucci
4. Querying Schema Information
   Vinay K. Chaudhri, Peter D. Karp
5. Building DD to Support Query Processing in Federated Systems
   Yangjun Chen, Wolfgang Benn
6. Semantic Query Caching for Heterogeneous Databases
   Parke Godfrey, Jarek Gryz
7. Semantic Equivalence in Engineering Design Databases
   Bill Hills, Barry Florida-James, Nick Rossiter
8. Integrating Information for Organized Work
   Geert-Jan Houben, Frank Dignum
9. Quality of Service in Knowledge Collection and Management
   Eric Hughes, Daryl Morey, Arnon Rosenthal
10. DOOD and DL - Do we need an Integration?
    Paul-Thomas Kandzia, Christian Schlepphorst
11. Software Agent-Oriented Frameworks for Heterogeneous Information Access
    Zakaria Maamar, Bernard Moulin
12. Materialized Views and Data Warehouses
    Nick Roussopoulos
13. On Preserving Views in Evolving Environments
    Elke A. Rundensteiner, Amy J. Lee, Anisoara Nica
14. Alamo: An Architecture for Integrating Heterogeneous Data Sources
    Daniel P. Miranker, Vasilis Samoladas
15. On Intelligent Access to Heterogeneous Information
    Felix Saltor, Elena Rodriguez
16. ADLER: An Environment for Mining Insurance Data
    Martin Staudt, Jörg-Uwe Kietz, Ulrich Reimer
17. Extensions of Query Processing Facilities in Mediator Systems
    Kazumasa Yokota, Yutaka Banjou, Takashi Kuroda

submitted by M. Jeusfeld, 31-Aug-1997