continuous queries
Consistency Maintenance Of Continuous Queries In Unstructured Overlay Networks
... alternative to client-server systems. The main objectives of the P2P content distribution systems are to register for a long term presence in a network and to publish its own data to that network. These requirements can ...
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Retrieving the relative kernel dataset from big sensory data for continuous queries in IoT systems
... for continuous queries in IoT ...for continuous queries in IoT sys- ...of continuous queries with their relative ker- nel ...
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A Dynamic Interval Based Circular Safe Region Algorithm for Continuous Queries on Moving Objects
... form continuous query optimization in a distributed sys- tem, not only the query cost must be minimized, the communication cost for updating location information of the terminal devices must also be ...on ...
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Efficient Processing of Continuous Queries Utilizing F-relationship in Stock Databases
... of continuous queries for stock investment ...two queries, by analyzing properties of user ...two queries Q1 and Q2 under a recommendation type X implies that, if a preceding query Q1 has X as ...
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QUERY PLANNING FOR CONTINUOUS AGGREGATION QUERIES USING DATA AGGREGATORS
... Continuous aggregation queries are used to monitor the changes in data with time varying for online decision ...For continuous queries low cost and scalable techniques used a network of ...
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Continuous Aggregation Queries Based on Clustering Based Penalty Adaptive Query Planning
... the continuous queries are persistent queries by providing the time varying dynamic query results useful for online decision ...of queries due to the scale of the Internet. A continuous ...
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Privacy aware monitoring for moving objects
... continuous queries usually trades accuracy for efficiency — although the most probable result does not always align with the genuine result (the result derived based on genuine point locations of all ...
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Securing User Location in Geo Social Networking Using Coordinate Conversions
... nearestneighbor queries with this approach is to accurately find all the real ...nearest-neighbor queries [28], or requires trusted third parties to perform location transformation between clients and LBSA ...
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CLASSIFICATION OF SPARQL QUERIES INTO EQUIVALENCE CLASSES OF RELEVANT QUERIES
... The Resource Description Framework is used to store data in the form of a directed graph [2]. The contents of the directed graph are viewed as triples (subject, predicate, object), where the subject is related to the ...
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Notes And Queries
... This Article is brought to you for free and open access by Digital Commons @ Colby. It has been accepted for inclusion in Colby Quarterly by an authorized editor of Digital Commons @ Col[r] ...
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Natural Language Interface for Casual User to Retrieving the Information from Ontologies
... simple queries containing classes, properties and literals, complex queries containing FILTER, UNION, and ...500 queries related to the educational ...
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Thwarting Leakage Abuse Attacks against Searchable Encryption -- A Formal Approach and Applications to Database Padding
... recover queries on these keywords and then uses this initial information to recover the other queries by comparing the number cooccurrence between a known and an unknown keyword on one side, and the known ...
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A survey on the use of relevance feedback for information access systems
... Combination of evidence is possible in two ways: by using multiple representations in the concept recognition layer, e.g. single term and phrase versions of the same terms, and by the addition of query operators. An ...
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Reverse Queries in DATR
... Reverse Queries in DATR R e v e r s e Q u e r i e s in D A T R * H a g e n L a n g e r ( ~ n i v e r s i t y o f ( ) s t a l l ) f l i c k , G e r m a n y hlai~ger((~)jupite, r r z m f i o s n a l ) r[.] ...
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A Heterogeneous Middleware Architecture for Wireless Sensor Network
... We proposed this architecture to remove the heterogeneity of database from sensor motes and increases the lifetime of the sensor motes. As we know in the TinyDB, the user can send only a single query to TinyDB at a time ...
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Enhancing the Query Performance of NoSQL Datastores using Caching Framework
... Abstract—The advent of cloud computing technology has facilitated storage of the huge amount of data on the servers. The multi-tenancy feature of cloud-based systems put additional load on database servers and the ...
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Biographical Notes And Queries
... E DGAR ALI.JAN POE'S prize-winning story "The Gold- Bug" first appeared in print on June 21, 1843. One hundred years later no college or university library in the world was able [r] ...
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Changing Ontology Breaks the Queries
... The dynamic nature envisaged for the Semantic Web must have the capability to cope with continuous evolutions of domain models and knowledge repositories. It is therefore important to manage the ontology changes ...
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Algebraic Optimization of Outerjoin Queries
... evaluating queries in this manner may be very inecient, if a large number of sub- queries are computed ...of queries was rst studied in ...these queries algebraically [Daya87, ...
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EFFICIENT ALGORITHMS FOR DISTRIBUTED QUERIES
... strategy . An enhance version of this method is implemented in the SDD-1 system [5] . Epstein ET. Al [9] developed an algorithms based on the query optimization technique of decomposition [23]. This algorithm is ...
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