City-wide urban infrastructures are increasingly reliant on networked technology to improve and expand their services. As a side effect of this digitalization, large amounts of data can be sensed and analyzed to uncover patterns of human behavior. In this paper, we sense and analyze data from a new type of urban infrastructure called shared bicycling. We provide a spatio-temporal analysis of si...

abstract background: better control of blood sugar and reduction of diabetes complications through insulin therapy could convince people to choose this method. however, patients might refuse insulin therapy due to its painful injection, limitations in daily activities, and hypoglycemia. thus, insulin therapy could have both positive and negative effects on patients’ quality of life (qol). there...

Hierarchical menus are a popular navigation tool for websites. Compared with search they have the advantage that the user does not have to invent keywords but only to recognize the most relevant option from a set offered in the form of a menu. The design of a good menu-based navigation structure for a website is difficult because the interest of the users and how this is expressed is often unkn...

Adaptation of web sites has been an area of great interest during the last years. In this context, development of techniques for knowledge discovery from web usage data have been developed. In this paper a methodological framework is proposed that exploits knowledge discovery from web usage data in support of a process for off-line adaptation of web sites. The proposed approach is based on a we...

In this work, a new information acquisition system is proposed and implemented, called ORGAN (Ontology-oRiented usaGe ANalysis system). ORGAN aims to enhance and ease log analysis by use of semantic knowledge. It is an application for log analysis taking advantage of semantic web technologies. ORGAN is able to offer typical statistical analysis of web usage logs taking into consideration at the...

background the pre-marital sex and live-in relationship among young people are increasing at an alarming rate. remote consequences of such high risk behaviors are increase in the incidence of stds (including hiv), unsafe and illegal abortion, adolescent pregnancy and motherhood, single mother child/abandoned child, juvenile delinquency and many more. objectives the aim of this study was to inve...

background: gingival recession is the most common and undesirable condition of the gingiva. the aim of study was to investigate the aetiology and severity of gingival recession in a greek adult population sample.     methods: the study was performed on 165 males and 179 females, 18-68 years old who sought dental treatment in a private dental practice and showed gingival recession. all subjects ...