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C L A 2004

(Concept Lattices and Their Applications Workshop)

CLA 2004 takes place on VŠB-TU Ostrava

23. - 24. 9. 2004

Workshop information

Arrival to workshop site is planned on Thursday, September 23rd, 2004 and departure on Friday afternoon. Papers will be presented both days. The notebook and  the data projector will be available for paper presentation. Please, write your presentations in PowerPoint or supply a PDF file. Prepare your presentation for 20 minutes in English language. Five minutes are reserved for discussion about topic after each presentation and other five minutes for the preparation of next presentation.

Workshop programme


Afternoon block (13:30-18:30)    -    Thursday, September 23rd, 2004


Registration (in front of the B5 Lecture room) 11:00-12:30
Lunch 12:30-13:15
Binary Factor Analysis with Help of Formal Concepts
Aleš Keprt, Václav Snášel
Ontology Design with Formal Concept Analysis
Marek Obitko, Václav Snášel, Jan Smid
Concept Lattice Generation by Singular Value Decomposition
Petr Gajdoš, Pavel Moravec, Václav Snášel
Break 15:00-15:15
The Basic Theorem on Generalized Concept Lattice
Stanislav Krajči

Fast Factorization of Concept Lattices by Similarity: Solution and an Open Problem
Radim Bělohlávek, jiří Dvořák, Jan Outrata

Concept Lattices Constrained by Equivalence Relations
Radim Bělohlávek, Vladimír Sklenář, Jiří Zacpal
Break 16:45-17:00

Emulating a Cooperative Behavior in a Generic Association Rule Visualization Tool
I. Nsir, S. Ben Yahia, E. Mephu Nguifo


Using Concept Formal Analysis for Cooperative Information Retrieval
Ibtissem Nafkha, Samir Elloumi, Ali Jaoua


Planarity of Additively Drawn Concept Lattices
Christian Zschalig

Representative dinner 19:00-xx:xx



Morning block (10:00-12:00)    -    Friday, September 24th, 2004

Breakfast 08:30-09:30

The Fuzzy Classifier by Concept Localization in a Lattice of Concepts
S. Elloumi, Ch. Ben Youssef, S. Ben Yahia


A Semi-automatic Method to Ontology Design by Using FCA
Hele-Mai Haav


A new Informative Generic Base of Association Rules
Gh. Gasmi, S. Ben Yahia, E. Mephu Nguifo, Y. Slimani


A Fuzzy FCA-based Approach to Conceptual Clustering for Automatic Generation of Concept
Hierarchy on Uncertainty Data

Thanh Tho Quan, Siu Cheung Hui, Tru Hoang Cao

Lunch 12:30-13:15