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Browsing OpenAIRE by Title

Now showing items 21-40 of 103

A Digital Repository Supporting Collaboration

Irwin, Keith; Dicheva, Darina; Dichev, Christo (Demetra EOOD, 2009)

Today’s digital learning repositories are focused on the process of sharing materials created elsewhere. We propose a new type of digital learning repository which is focused on on-line collaboration. This new type of ...
E-competencies of the Tutor in E-learning - A Comparative Study

Goga, Maria (Demetra EOOD, 2010)

The E-learning system requires more competencies then the ones from traditional education. In Romania this E-learning system is just born and the status of the tutor is unclear. The tutor does not have a clear psycho-pedagogical ...
Effect of Technology Professional Development on Students’ e-Skills and Motivation

Todorova, Albena; Osburg, Thomas (Demetra EOOD, 2010)

Empirically-based and theoretical approaches to the question how to prepare young people to succeed in the conditions of global knowledge economy argue for a more pronounced role of formal education in developing students’ ...
Electronic Dictionary Notebook - Enhancing the Language Learning Process

Zhelev, Zhelyazko; Stoyanova, Vera (Demetra EOOD, 2010)

Upon its entry to the European Union, Bulgaria was presented with the challenge of intensive interaction with foreigners, so, speaking fluently several languages became a must. This paper presents a software application ...
Empirical Analysis of Software Reliability Models Predictive Ability

Dimov, Aleksandar (Springer-Verlag Berlin Heidelberg 2011, 2011)

Each software system needs an evaluation of its non-functional characteristics. Reliability is one such important non-functional characteristic and currently there exist a lot of models that asses it from different ...
Extracting Patient-Related Description from Medical Records in Bulgarian

Boytcheva, Svetla; Paskaleva, Elena; Nikolova, Ivelina; Angelova, Galia (Demetra EOOD, 2009)

This paper deals with the extraction of medical information from hospital patient records. It proposes a cascade approach for the extraction of multi-layer knowledge statements because the subject is too complex. We sketch ...
Fast Information Retrieval in the Open Grid Service Architecture

Berka, Tobias; Vajteršic, Marian (Demetra EOOD, 2010)

Information retrieval offers resource discovery mechanisms for unstructured information and has thus been identified as a standardization goal by the open grid forum. We argue that an integration of information retrieval ...
Fault-Proneness Estimation and Java Migration: A Preliminary Case Study

Bianco, Mirco; Kaneider, Daniel; Sillitti, Alberto; Succi, Giancarlo (Demetra EOOD, 2009)

The paper presents and discusses an industrial case study, where an eight year running software project has been analyzed. We collected about 1000 daily-versions, together with the file version control system, and bug ...
First Steps in Ontology Development: Knowledge Portal for Software Testers

Gavrilova, Tatiana; Puuronen, Seppo; Alisova, Maria; Petrashe, Elena (Demetra EOOD, 2009)

Nowadays, knowledge portals make an important contribution to enabling organizational knowledge management by providing users interactive and personalized interface which facilitates efficient access to various types of ...
From Topics to Narrative Documents: Management and Personalization of Topic Collections

Müller, Christine (Demetra EOOD, 2010)

The paper proposes a document planning approach that structures topic-oriented materials into user-specific, narrative documents. This is achieved by introducing narrative flows into topic collections and by identifying ...
A fuzzy bat clustering method for ergonomic screening of office workplaces

Khan, Koffka; Nikov, Alexander; Sahai, Ashok (Springer-Verlag Berlin Heidelberg 2011, 2011)

A method for screening of company workplaces with high ergonomic risk is developed. For clustering of company workplaces a fuzzy modification of bat algorithm is proposed. Using data gathered by a checklist from workplaces, ...
A Fuzzy System Model for Task Implementation in Extreme Programming Process

Gul, Ensar (Springer-Verlag Berlin Heidelberg 2011, 2011)

Software simulation enables us to see how a software process is working and gives indication on some of the parameters of the process. The implementation of the tasks in extreme programming software process was modeled ...
The Global Campus: ICT and the Global Transformation of Higher Education

Nikolov, Roumen (Demetra EOOD, 2009)

This paper analyses the changes which the ICT drives in a global scale. The emergence of e-Infrastructure for e-Science, the Open Educational Resources movement, e-Libraries and the tendency of building global educational ...
Graph-based Semantic Relatedness for Named Entity Disambiguation

Gentile, Anna Lisa; Zhang, Ziqi; Xia, Lei; Iria, José (Demetra EOOD, 2009)

Natural Language is a mean to express and discuss about concepts, objects, events, i.e. it carries semantic contents. The SemanticWeb aims at tightly coupling contents with their precise meanings. One of the ultimate roles ...
How to Build Up Contemporary Software Professionals Project-Based Learning in Data Structure and Programming

Todorova, Magdalina; Hristov, Hristo; Stefanova, Eliza; Nikolova, Nikolina (Demetra EOOD, 2010)

This article describes project-based learning (PBL) approach applied in the course Data Structures and Programming taught in Faculty of Mathematics and Informatics at Sofia University. PBL is a component of a larger and ...
How to Extend the ICT Used at Companies for Transferring and Sharing Knowledge

Antonova, Albena; Csepregi, Anikó; Marchev Jr., Angel (Demetra EOOD, 2010)

Knowledge sharing (KS) is recognized today as an increasingly important management problem because it reflects the capacity of organizations to absorb and profit from individual knowledge and to transform it to company ...
Impact of Ngrams-based indexing on XML retrieval

Ben Aouicha, Mohamed; Tmar, Mohamed; Boughanem, Mohand (Demetra EOOD, 2009)

We present in this paper a statistical approach of term clustering. This approach is based on a statistical analysis of NGrams shared by a pair of terms and is inspired from the t f × idf criterion commonly used in information ...
Implementation of Advanced Technologies in Ontology-based E-learning Model

Todorova, Korneliya (Demetra EOOD, 2010)

Paper discusses how advanced technologies like educational software and Web 2.0 tools could be successfully integrated in e-learning in order to create and deliver high quality e-learning content using ontology-based model. ...
Improving the Elasticity of Services with a P2P Infrastructure

Han, Weidong; Deters, Ralph (Demetra EOOD, 2009)

Web Services (WS) are one of the most popular approaches for building distributed systems due to their widespread acceptance within industry and academia, established and open standards, a wealth of development ...
The Influence of Global Constraints on DTW and LCS Similarity Measures for Time-Series Databases

Kurbalija, Vladimir; Radovanovic, Milos; Geler, Zoltan; Ivanovic, Mirjana (Springer-Verlag Berlin Heidelberg 2011, 2011)

Analysis of time series represents an important tool in many application areas. A vital component in many types of time-series analysis is the choice of an appropriate distance/similarity measure. Numerous measures have ...