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» Framework for Querying Distributed Objects Managed by a Grid...
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WWW
2004
ACM
14 years 8 months ago
RDFPeers: a scalable distributed RDF repository based on a structured peer-to-peer network
Centralized Resource Description Framework (RDF) repositories have limitations both in their failure tolerance and in their scalability. Existing Peer-to-Peer (P2P) RDF repositori...
Min Cai, Martin R. Frank
CIKM
2010
Springer
13 years 6 months ago
Preference query evaluation over expensive attributes
Most database systems allow query processing over attributes that are derived at query runtime (e.g., user-defined functions and remote data calls to web services), making them e...
Justin J. Levandoski, Mohamed F. Mokbel, Mohamed E...
JNCA
2000
117views more  JNCA 2000»
13 years 7 months ago
Distributed network storage service with quality-of-service guarantees
This paper envisions a distributed network storage service with Quality-ofService (QoS) guarantees, and describes its architecture and key mechanisms. When fully realized, this se...
John Chung-I Chuang, Marvin A. Sirbu
PERCOM
2007
ACM
14 years 7 months ago
A Context Middleware Based on Sensor and RFID Information
Pervasive computing environments have traditionally used distributed sensors to gather user context. EPC (Electronic Product Code) information extracted from RFID tags could addit...
Daeyoung Kim, Tomás Sánchez Ló...
VLDB
2007
ACM
141views Database» more  VLDB 2007»
14 years 7 months ago
Query Processing over Incomplete Autonomous Databases
Incompleteness due to missing attribute values (aka "null values") is very common in autonomous web databases, on which user accesses are usually supported through media...
Garrett Wolf, Hemal Khatri, Bhaumik Chokshi, Jianc...