Welcome to the

Department of Knowledge Technologies

Prof. Nada LavračHead

Department Head: Prof. Nada Lavrač

Department of Knowledge Technologies – Research areas

• Staff: cca. 25 researchers and support staff + 10 students and external collaborators

• Main research areas– Machine learning/Data mining (12)– Text mining and semantic web (10) – Knowledge management (4)– Decision support systems (2)– Human language technologies (3)– Logic and cognition (1)

Department of Knowledge Technologies

Core Applications

– Ecological modeling– AI in medicine– Healthcare– Agriculture– Enterprise management– Marketing and News

Funding

• National funding (1/3):– Basic research project “Knowledge Technologies”– National R&D projects, client applications

• EU funding (2/3):– 3 IP projects – 10 STREP projects– 2 Networks of Excellence– 2 Specific Support Actions, Coordination Actions– In 2007: 15 7FP EU project proposals

EU projects (since 2004)projects

Publicationspublications

Data Mining / Machine Learning

• Machine learning techniques– classification rule learning– subgroup discovery – relational data mining and ILP

• Data mining applications – medicine, health care– ecology– knowledge management,

virtual organizations• Data mining and decision support

integration

Subgroup Discoveryapplication

Applications: Forest fire risk prediction

Text Mining and Semantic Web OntoGen

Text Mining and Semantic Web Contents Land

ISTIST WorldWorld Text and Web Mining support for the EU Commission

aplikacija

Cooperation diagram

ISTIST WorldWorld Text and Web Mining support for the EU Commission

aplikacija

Competence diagram

Decision Support

• Methods– Qualitative Multi-Attribute Modeling– Decision Analysis– Data Warehouses and OLAP

• Software – DEXi: Multi-attribute decision support

• Applications:– over 50 applications for clients:

evaluation of companies, personnel management, project evaluation, land-use planning, agronomy, medicine and health-care, sport

Hormonalcircumstances

Personalcharacteristics Other

Menstrualcycle Fertility

Oralcontracept.

RISK

Cancerog.exposure

Fertilityduration

Reg. andstab. of men.

Age

First delivery

# deliveries

Quetel'sindex

Familyhistory

Demograph.circumstance

Physicalfactors

ChemicalfactorsMenopause

Multi-attribute decision support:

Applications and DEXi Software

DEXi supports :• what-if analysis• stability analysis• temporal tracing• how explanation • why explanation

software

Human Language TechnologiesMain research areas:• Compilation of language resources & development of text annotation tools• Digital publishing of complex texts• Machine translation; Semantic Web; Machine learning of language• Focus on Slovenian language

Applications• Annotated corpora• Scholarly Digital Editions of Slovenian Literature• Japanese-Slovene Learners’ Dictionary

International cooperation• Industry:

– British Telecom– France Telecom– Siemens Business

Solutions– Empolis/Bertelsman– Atos Origin– Software AG– UN FAO– Dassault Aviation – BRGM (Bureau de

recherches géologiques et minières)

– SINTEF (Norway)– iSOCO (Spain)– Ontoprise (Germany)– SIRMA (Bulgaria)– Helsinki Institute of

Technology– FZI Karlsruhe– CRF FIAT– ...

• Academia:– Uni Karlsruhe– Uni Southampton– Uni Sheffield– Uni Innsbruck– UCL– Uni Roma– Tech Uni Praga– VU Amsterdam– Open University– Polytechnica Madrid– INRIA– INRA– CNRS (France)– CNR (Italy)– Frauenhofer– DFKI Saarbrucken– ...

partnerships

International (non-EU) cooperation

• Carnegie Mellon University, US – Link Analysis, Text-Mining, Market Analysis

• Microsoft Research, UK – Text-Mining, Link Analysis

• Stanford University & NASA Ames, US – Equation Discovery, Ecological Modeling

• Cycorp Inc., US ■

– Knowledge Management (ontologies)• Osaka University, Japan

– Equation Discovery• Tokyo University, Japan

– Human language technologies

partnerships