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    SIGIR
    2008
    ACM
    172views Information Technology» more  SIGIR 2008»
    Efficient top-k querying over social-tagging networks
    13 years 4 months ago
    Efficient top-k querying over social-tagging networks
    Download  lsirpeople.epfl.ch
    Online communities have become popular for publishing and searching content, as well as for finding and connecting to other users. User-generated content includes, for example, pe...
    Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Sebast...
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    GIS
    2008
    ACM
    128views Automated Reasoning» more  GIS 2008»
    Spatial queries in disconnected mobile networks
    13 years 5 months ago
    Spatial queries in disconnected mobile networks
    Download  www.cs.uic.edu
    In this paper we study in-network query processing in disconnected mobile environments, where both ad-hoc communication and infrastructure communication are available. Depending o...
    Xinjuan Zhu, Bo Xu, Ouri Wolfson
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    CIDR
    2009
    152views Algorithms» more  CIDR 2009»
    Visualizing the robustness of query execution
    13 years 5 months ago
    Visualizing the robustness of query execution
    Download  www-db.cs.wisc.edu
    In database query processing, actual run-time conditions (e.g., actual selectivities and actual available memory) very often differ from compile-time expectations of run-time cond...
    Goetz Graefe, Harumi A. Kuno, Janet L. Wiener
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    PDPTA
    1996
    107views Distributed And Parallel Com...» more  PDPTA 1996»
    Document Retrieval Performance on Parallel Systems
    13 years 5 months ago
    Document Retrieval Performance on Parallel Systems
    Download  david-hawking.net
    The problem of eciently retrieving and ranking documents from a huge collection according to their relevance to a research topic is addressed. A broad class of queries is de ned a...
    David Hawking
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    TDM
    2004
    202views Database» more  TDM 2004»
    Combining Indexing Schemes to Accelerate Querying XML on Content and Structure
    13 years 6 months ago
    Combining Indexing Schemes to Accelerate Querying XML on Content and Structure
    Download  homepages.cwi.nl
    This paper presents the advantages of combining multiple document representation schemes for query processing of XML queries on content and structure. We show how extending the Te...
    Georgina Ramírez, Arjen P. de Vries
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    CIDR
    2003
    106views Algorithms» more  CIDR 2003»
    Speculative Query Processing
    13 years 6 months ago
    Speculative Query Processing
    Download  www-db.cs.wisc.edu
    Speculation is an every day phenomenon whereby one acts in anticipation of particular conditions that are likely to hold in the future. Computer science research has seen many suc...
    Neoklis Polyzotis, Yannis E. Ioannidis
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    BXML
    2003
    124views Software Engineering» more  BXML 2003»
    Semantic Caching in Ontology-based Mediator Systems
    13 years 6 months ago
    Semantic Caching in Ontology-based Mediator Systems
    Download  wwwiti.cs.uni-magdeburg.de
    : The integration of heterogenous web sources is still a big challenge. One approach to deal with integration problems is the usage of domain knowledge in form of vocabularies or o...
    Marcel Karnstedt, Kai-Uwe Sattler, Ingolf Geist, H...
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    DBA
    2006
    156views Database» more  DBA 2006»
    Simulated Annealing for Materialized View Selection in Data Warehousing Environment
    13 years 6 months ago
    Simulated Annealing for Materialized View Selection in Data Warehousing Environment
    Download  www.inf.ethz.ch
    In order to facilitate query processing, the information contained in data warehouses is typically stored as a set of materialized views. Deciding which views to materialize prese...
    Roozbeh Derakhshan, Frank K. H. A. Dehne, Othmar K...
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    CIDR
    2007
    144views Algorithms» more  CIDR 2007»
    Cache-Oblivious Query Processing
    13 years 6 months ago
    Cache-Oblivious Query Processing
    Download  www-db.cs.wisc.edu
    We propose a radical approach to relational query processing that aims at automatically and consistently achieving a good performance on any memory hierarchy. We believe this auto...
    Bingsheng He, Qiong Luo
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    INFOSCALE
    2007
    ACM
    205views Information Technology» more  INFOSCALE 2007»
    SDI: a swift tree structure for multi-dimensional data indexing in peer-to-peer networks
    13 years 6 months ago
    SDI: a swift tree structure for multi-dimensional data indexing in peer-to-peer networks
    Download  homepage.fudan.edu.cn
    Efficient multi-dimensional data search has received much attention in centralized systems. However, its implementation in large-scale distributed systems is not a trivial job and...
    Rong Zhang, Weining Qian, Minqi Zhou, Aoying Zhou
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