Άρθρα/Articles
Σύνολο αποτελεσμάτων: 94, εμφανίζονται 1 - 10
Αποτελέσματα ανά σελίδα:  10  25  50  100
Ταξινόμηση ανά: Ημερομηνία · Επισκέψεις · Τίτλο
1 A case study analysis of a constructionist knowledge building community with activity theory
Ang, Chee S. Zaphiris, Panayiotis Ζαφείρης, Παναγιώτης Wilson, Stephanie,
This article investigates how activity theory can help research a constructionist community. We present a constructionist activity model called CONstructionism Through ACtivity Theory (CONTACT) model ...
2011
2 A committee machine scheme for feature map fusion under uncertainty: the face detection case
Rapantzikos, Konstantinos E. Tsapatsoulis, Nicolas,
Feature map fusion in Visual Attention (VA) models is by definition an uncertain procedure. One of the major impediments in extending the static VA architecture proposed by Itti et al. (2000) to accou...
2009-05-25
3 A comparison of empathic communication pattern for teenagers and older people in online support communities
Siriaraya, Panote Tang, Caleb Ang, Chee Siang Pfeil, Ulrike Zaphiris, Panayiotis Ζαφείρης, Παναγιώτη...
This article reports a study that investigated the occurrences of empathy in online support communities for teenagers. Qualitative content analysis with 400 messages from a discussion board about depr...
2011
4 A model of cognitive loads in massively multiplayer online role playing games
Ang, Chee Siang Zaphiris, Panayiotis Mahmood, Shumaila,
Being one of the most commercially successful entertainment software applications, massively multiplayer online role playing games (MMORPGs) continue to expand in term of the revenue they generate as ...
2010-01-11
5 A snake model for object tracking in natural sequences
Tsechpenakis, Gabriel Rapantzikos, Konstantinos E. Tsapatsoulis, Nicolas Kollias, Stefanos,
Tracking moving objects in video sequences is a task that emerges in various fields of study: video analysis, computer vision, biomedical systems, etc. In the last decade, special attention has been d...
2009-05-26
6 A snake model for object tracking in natural sequences
Tsechpenakis, Gabriel Rapantzikos, Konstantinos E. Tsapatsoulis, Nicolas Kollias, Stefanos,
Tracking moving objects in video sequences is a task that emerges in various fields of study: video analysis, computer vision, biomedical systems, etc. In the last decade, special attention has been d...
2009-05-26
7 A systematic approach to the development of research-based web design guidelines for older people
Zaphiris, Panayiotis Kurniawan, Sri Ghiawadwala, Mariya,
This paper presents a systematic approach to the development of a set of research-based ageing-centred web design guidelines (SilverWeb Guidelines). The approach included an initial extensive literatu...
2010-01-11
8 Active Learning for Microarray data
Tsapatsoulis, Nicolas Vogiatzis, Dimitrios,
In supervised learning it is assumed that it is straightforward to obtain labeled data. However, in reality labeled data 10 can be scarce or expensive to obtain. Active learning (AL) is a way to deal ...
2009-05-25
9 Age differences in online social networking– A study of user profiles and the social capital divide among teenagers and older users in MySpace
Pfeil, Ulrike Arjan, Raj Zaphiris, Panayiotis,
The aim of this research was to investigate age differences and similarities in the use of the social networking website MySpace, to explore potential differences in social capital among older people ...
2009
10 An Embedded Saliency Map Scheme: Application to Video Encoding
Tsapatsoulis, Nicolas Rapantzikos, Konstantinos E. Pattichis, Constantinos S.,
In this paper we propose a novel saliency-based computational model for visual attention. This model processes both top-down (goal directed) and bottom-up information. Processing in the top-down chann...
2009-05-25