IWOSS'99 - Final Program

September 1st


9:45-10:00 Opening

F. Rabitti (CNUCE-CNR, Pisa, Italy)

10:00-11:00 Invited Talk

Is Similarity Search useful for High Dimensional Spaces?
R. Weber (ETH, Zurich, CH), P. Zezula (Univ. Brno, Czech Rep.)

11:00-11:30 Coffee break
11:30-12:30 Session 1: Theory and New Techniques

A Geometric Framework for Modelling Similarity Search
V. Pestov (Victoria University of Wellington, New Zealand)

Similarity Search Using Multi-space KL
R. Cappelli, D. Maio, D. Maltoni (University of Bologna, Italy)

12:30-14:30 Lunch
14:30-16:00 Session 2: Multimedia and New Data Types

Measuring the Time Series' Similarity through Large Singular Features Revealed with Wavelet Transformation
Z.R. Struzik, A. Siebes (CWI, Amsterdam, The Netherlands)

Windsurf: Region-Based Image Retrieval Using Wavelets
S. Ardizzoni, I. Bartolini, M. Patella (University of Bologna, Italy)

Structure-Based Similarity Search with Graph Histograms
A.N. Papadopoulos, Y. Manolopoulos (Aristotle University of Thessaloniki, Greece)

16:00-16:30 Coffee break
16:30-18:00 Session 3: Text and Heterogeneous Data

Textual Similarities based on a Distributional Approach
R. Besancon, M. Rajman, J.-C. Chappelier (Swiss Federal Institute of Technology, Lausanne, CH)

A Markov Random Field Approach for Reconciling and Querying Heterogeneous Databases
G. Bianco, V. De Antonellis, S. Castano, M. Melchiori (University of Brescia - University of Milan, Italy)

A Conceptual Indexing Method for Content-Based Retrieval
C. Diamantini, M. Panti (University of Ancona, Italy)

September 2nd


9:30-11:00 Session 4: Searching in Metric Spaces

Using the Distance Distribution for Approximate Similarity Queries in High-Dimensional Metric Spaces
P. Ciaccia, M. Patella (University of Bologna, Italy)

Similarity Indexing by Means of a Metric
C. Zirkelbach (University of Kassel, Germany)

On the Region Proximity in Metric Spaces
P. Zezula, P. Savino, P. Ciaccia, F. Rabitti (IEI-CNR - CNUCE-CNR - Univ. of Bologna, Italy)

11:00-11:30 Coffee break
11:30-12:30 Invited Talk

Nearest Neighbor Searching: New Issues, New Questions
D. Mount (University of Maryland)

12:30-14:30 Lunch
14:30-15:30 Session 5: Classification Techniques

A Similarity Evaluation Technique for Data Mining with Ensemble of Classifiers
S. Puuronen, V. Terziyan (University of Jyvaskyla, Finland - Kharkov University, Ukraine)

Advanced Metrics for Class-Driven Similarity Search
P. Avesani, E. Blanzieri, F. Ricci (ITC-IRST, Povo TN, Italy)

15:30-16:00 Session 6: Query Methods

An Approach to Exploratory Databases Retrieving Distant Objects Using Tree Indices
H. Asakura, M. Yoshikawa, S. Uemura (NAIST, Nara, Japan)

Similarity Search through Fuzzy Relational Algebra
D. Montesi, A. Trombetta (University of Milan - University of Turin, Italy)