Searching for authors named "Themis Palpanas" – sorted by Relevance.
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Adaptivity in Entity Subscription Services
- Abstract—Real-word entities can be mapped to unique entity identifiers through an Entity Name System (ENS), to systematically support the re-use of these identifiers and disambiguate references to real world entities in the Web. An entity subscription service informs subscribed users of changes in t
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Online Distribution Estimation for Streaming Data: Framework and Applications
- Abstract. In the last few years, we have been witnessing an evergrowing need for continuous observation and monitoring applications. This need is driven by recent technological advances that have made streaming applications possible, and by the fact that analysts in various domains have realized the
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Managing Data Quality in Business Intelligence Applications
- Business Intelligence (BI) solutions commonly aim at assisting decision-making processes by providing a comprehensive view over a company’s core business data and suitable abstractions thereof. Decision-making based on BI solutions therefore builds on the assumption that providing users with targete
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WhiteWater: Distributed Processing of Fast Streams
- Abstract—Monitoring systems today often involve continuous queries over streaming data in a distributed collaborative fashion. The distribution of query operators over a network of processors, as well as their processing sequence, form a query configuration with inherent constraints on the throughpu
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Towards a General Entity Representation Model
- Abstract. In recent years, there is an increasing interest in the Semantic Web and the relevant technologies, which can have a significant impact in the context of information and knowledge management. An important observation is that the entity identification problem lies at the core of many semant
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Entity Lifecycle Management for OKKAM 1
- Abstract. In this paper, we examine the special requirements of lifecycle management for entities in the context of an entity management system for the semantic web. We study the requirements with respect to creating and modifying these entities, as well as to managing their evolution over time. Fur
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