全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:... Alexandros Vgontzas , Panagiotis Simos , Nikos Papadakis
来源:[J].Journal of Affective Disorders(IF 3.295), 2019, Vol.253, pp.210-217Elsevier
摘要:Abstract(#br)Background(#br)Prior studies have shown that young people “not in education, employment or training” (“NEET”) are at higher risk for psychopathology and substance abuse. Similar studies are lacking in Southern European populations. We aimed to examine the a...
作者:... Alexandros Vgontzas , Panagiotis Simos , Nikos Papadakis
来源:[J].Journal of Affective Disorders(IF 3.295), 2019Elsevier
摘要:Abstract(#br)Background(#br)Prior studies have shown that young people “not in education, employment or training” (“NEET”) are at higher risk for psychopathology and substance abuse. Similar studies are lacking in Southern European populations. We aimed to examine the a...
作者:... Dimitris Plexousakis , Charalampos Manifavas , Nikos Papadakis
来源:[J].Applied Intelligence(IF 1.853), 2018, Vol.48 (6), pp.1623-1643Springer
摘要:Abstract(#br)The need to manage embedded systems, brought forward by the wider adoption of pervasive computing, is particularly vital in the context of secure and safety-critical applications. Technology infiltrates in ordinary things, hitching intelligence and materializing...
作者:Nikos Papadakis , Dimitris Plexousakis , Yannis Christodolou
来源:[J].Applied Intelligence(IF 1.853), 2012, Vol.36 (4), pp.749-767Springer
摘要:Abstract(#br)In this paper we elaborate on the handling of the ramification problem in the setting of temporal databases. Starting with the observation that solutions from the literature on reasoning about action are inadequate for addressing the ramification problem, in our...
作者:Nikos Papadakis , Dimitris Plexousakis ...
来源:[J].Journal of Intelligent Information Systems(IF 0.833), 2012, Vol.38 (1), pp.41-94Springer
摘要:Abstract(#br)In this paper we study the ramification problem in the setting of temporal databases. Standard solutions from the literature on reasoning about action are inadequate because they rely on the assumption that fluents persist, and because actions have effects on the nex...
作者:Nikos Papadakis , Yannis Christodoulou
来源:[J].Expert Systems With Applications(IF 1.854), 2009, Vol.37 (2), pp.1374-1390Elsevier
摘要:Abstract(#br)In this paper, we study the ramification problem in the setting of spatial databases. Standard solutions from the literature on reasoning about action are inadequate because they cannot capture integrity constraints in spatial data. In this paper, we provide a soluti...
作者:Nikos Papadakis , Kostas Stravoskoufos ...
来源:[J].Expert Systems With Applications(IF 1.854), 2011, Vol.38 (12), pp.14660-14667Elsevier
摘要:Abstract(#br)We present PROTON, a reasoner for managing temporal information over OWL ontologies. We adopt the so called 4d-fluent or 4-dimensionalist approach for representing temporal information in ontologies i.e. for time points or intervals and for events that occur in time ...
作者:Nikos Papadakis , Pavlos Kefalas , Manolis Stilianakakis
来源:[J].Expert Systems With Applications(IF 1.854), 2011, Vol.38 (6), pp.7894-7900Elsevier
摘要:Abstract(#br)Many DB management systems use SQL syntax in order to provide a mechanism for data accessing. Although SQL is widely used, its syntax is not very comprehensive to a typical user. In this paper we present a tool capable of transforming simple queries formatted in natu...
作者:Nikos Papadakis , Grigoris Antoniou , Dimitris Plexousakis
来源:[J].Data & Knowledge Engineering(IF 1.519), 2005, Vol.59 (2), pp.397-434Elsevier
摘要:Abstract(#br)In this paper we study the ramification problem in the setting of temporal databases. Standard solutions from the literature on reasoning about action are inadequate because they rely on the assumption that fluents persist, and because actions have effects on the nex...
作者:Emmanuil Marakakis , Kostas Vassilakis , Nikos Papadakis
来源:[J].Expert Systems With Applications(IF 1.854), 2010, Vol.37 (10), pp.6979-6985Elsevier
摘要:Abstract(#br)This paper presents an expert system which derives differential diagnosis about epilepsy cases in childhood, according to international classifications. This expert system is intended to be used as a consultation system by neurologists. The physician specialist can u...

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