Combining knowledge and beliefs of autonomous peers in distributed settings, is a major challenge. In this paper we consider peers that combine ontologies and reason jointly with their coupled knowledge. Ontologies are within the SHIQ fragment of Description Logics. Although there are several representation frameworks for modular Description Logics, each one makes crucial assumptions concerning...

The principal objective of this study was to analyse sibling relationships during adolescence, within the context of parent and peer relationships, and their link with socioemotional adjustment. To this end, 513 adolescents aged between 13 and 19 completed instruments relating to parent – child relationships, sibling adjustment, relationships with peers, self-esteem and life satisfaction. We fo...

Decentralized reasoning is receiving increasing attention due to the distributed nature of knowledge on the Web. We address the problem of answering queries to distributed propositional reasoners which may be mutually inconsistent. This paper provides a formal characterization of a prioritized peerto-peer query answering framework that exploits a priority ordering over the peers, as well as a d...

conclusions the results of this study suggested that parental monitoring and affiliation with deviant peers largely explained sexual risk taking among adolescents. therefore, prevention efforts aimed at reducing risky sex should compose of these factors. in fact, the results suggested that earlier prevention efforts may be warranted. results according to the results, about one-fifth of subjects...

Cultural group identity and group norms are significantly related to social exclusion evaluations (Bennett, ). This study examined 241 Jewish-American mid (M = 14.18 years, SD = 0.42) to late (M = 17.21 years, SD = 0.43; MageTOTAL  = 15.54 years, SD = 1.57) adolescents' cultural identities and contextually salient perceived group norms in relation to their evaluations of Arab-American inclusion...

The purpose of the present study was to examine gender differences in perceptions of basic psychological needs support from the teacher and peers in physical education. The 659 Estonian secondary school students (310 boys and 349 girls; M age=13.57 years, SD=0.62) completed questionnaires assessing the perceptions of autonomy, competence, and relatedness need support from both the teacher and p...

Perceived awareness and caring, or beliefs about how much parents and peers know and care about students' behavior, was assessed in relation to students' drinking patterns. Prior to and at the end of the first semester at college, participants completed Web-based surveys assessing alcohol use, family and social motives, and perceived awareness and caring from parents and peers. Family motives m...

Although research supports the influence of parents and peers on adolescent risky behavior, less is known about mechanisms proposed to explain this relation. This study examined the influence of adolescent attitudes and intentions about such behaviors. Prospective, longitudinal data came from rural youth who participated throughout adolescence (n= 451). Observed harsh parenting and relationship...