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QueryAgent : A General Query Processing Tool for Sensor Networks

, networks, in- cluding sensor system design, energy-efficient routing pro- , conditions, the sink queries the wireless sensor network for the wind speed as....

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Research Directions in Sensor Data Streams - Graduate Computer ,

for resource constrained systems as in wireless sensor networks , collecting answers to posed aggregate queries by processing the query in the network, in a....

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A Privacy-Preserving Location Monitoring System for Wireless ,

In our system, we design two in-network location anonymization algorithms, namely , sensor networks, location monitoring system, aggregate query processing,....

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Optimizing query processing using selectivity-awareness in Wireless ,

Monitoring queries are fundamental for Wireless Sensor Networks (WSNs) that collect data for physical phenomena , a WSN is tied to its sustainability, ie, the ability of the system to , tion path and use it to compute all aggregate queri...

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Complex Query Processing in Wireless Sensor Networks - Coventry ,

has been limited to systems where at most, simple aggregate queries are , well as query processing systems where in-network processing is featured, are....

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Query Processing for Streaming Sensor Data - MIT Database Group

Web Disk Wireless Sensor Network TAG Distributed Aggregates in Sensor Networks , discusses the design of a system for processing such queri Thus , in a multi-hop topology for computing aggregate queries (see Section 3) below...

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Reading List on Wireless Sensor Networks

TinyDB: an Acquisitional Query Processing System for Sensor Networks , Supporting Aggregate Queries Over Ad-Hoc Wireless Sensor Networks...

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Query Processing for Sensor Networks - UW-Madison Database ,

dard operating system, such as an embedded version Permission , nodes communicating via wireless multi-hop RF radio powered , simple aggregate queries with in-network aggregation (Section , 3 Simple Aggregate Query Processing...

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Enabling Context Awareness through Distributed Query Processing ,

Processing in Wireless Sensor Networks the date of , aware systems, although recently the concept of context- , Queries can also aggregate data in the spa-...

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Multi-Query Optimization for Sensor Networks - College of Computer ,

the system to perform the low-level optimizations necessary for energy-efficient query , Wireless sensor networks consisting of small nodes with sensing, computation and , This paper addresses the problem of processing multiple aggregate...

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Supporting Aggregate Queries Over Ad-Hoc Wireless Sensor ,

Supporting Aggregate Queries Over Ad-Hoc Wireless Sensor Networks Samuel Madden, Robert , computed and offer a comparison to related systems and database projects 1 , benefit by processing the data inside the network rather than...

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Aggregate Queries in Wireless Sensor Networks

Jun 25, 2012 , Existing representative in-network aggregate query processing techniques , of aggregate query processing in wireless sensor networks, this paper proposes , The hardware specifications of the system used in performance....

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ICDE 2005 - Computer Science

Energy-Efficient Data Organization and Query Processing in Sensor Networks , answer multi-dimensional range and range-aggregate queri These distributed , Wireless sensor networks are an emerging class of highly dis- tributed systems , energy-efficient system that enables users to query the stored data Existing....

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Robust Aggregation in Sensor Networks - University of Utah

In the emerging area of sensor-based systems, a significant challenge is to develop , ments Similarly, link failures and packet losses are common across wireless , In-network Aggregate Query Processing: A simple approach to evaluate an....

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Accuracy Vs Lifetime: Linear Sketches for Appoximate Aggregate ,

distributed, wireless networks of sensor devices for such activiti Sensor networks , carried toward (aggregate) query processing in sensor networks [20,21,23] ,, In Proceedings of Hawaiian International Conference on Systems Science....

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METADATA CHALLENGE FOR QUERY PROCESSING , - aircc

system via static linking done at compile time using the TinyOS C-like , processing scheme does not fit to wireless sensor network where the query , parameters and transmit to the base station or can gather data, aggregate it and forward...

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An energy aware sensor network query processing system

, in the network An energy efficient approach to query processing is intro- , management topic in wireless sensor networks includ- ing query , 3 The Query Processing System , basic aggregate functions Sum, Average, Count, Min, Max...

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Continuous Quantile Query Processing in Wireless Sensor Networks

Mar 28, 2014 , A major concern when processing queries within a wireless sensor network is to , subintervals but in- stead sample measurements from the network and count the , where m is a system tweaking parameter This increas...

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IJA: An Efficient Algorithm for Query Processing in Sensor Networks

Jan 28, 2011 , In query processing of sensor networks, the join operation costs much in sensor , as SELECT and AGGREGATE queries in wireless sensor networks have , Proceedings 10th International Conference Database Systems for....

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Minimizing Communication Cost in Distributed Multi-query Processing

Similarly in publish-subscribe systems and other distributed stream processing , infrastructures such as wireless sensor networks poses similar distributed query , optimizing multiple aggregate queries in a sensor network They use linear....

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The cougar approach to in-network query processing in sensor ,

Sep 1, 2002 , First, the user cannot change the behavior of the system on the fly , Dynamic source routing in ad hoc wireless networks , Processing approximate aggregate queries in wireless sensor networks, Information Systems, v31....

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Optimized Query Processing for Wireless Sensor Networks

sensor networks is similar to saving and query processing in conventional , of sensor networks is different with a central database system complementally [1] , aggregate grouping in query and filter unnecessary nodes from final results...

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In-Network Aggregation in Wireless Sensor Networks 1 Introduction

When compared to local processing of data, wireless transmission is , A query requesting aggregate data is injected into the sensor network at a host node, also , on Operating Systems Design and Implementation, OSDI, December 2002...

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Approximate Aggregation Techniques for Sensor Databases

problem is the use of sensor database systems, exempli- , In-network Aggregate Query Processing , effort routing routing in sensor and other wireless net-...

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No sql query processing system for wireless ad hoc and sensor ,

Aug 5, 2012 , lkAbstract- TinyDB and TikiriDB are query processing systems, The main , is not a good match for a wireless sensor network processing system on , those databases are design for SELECT COUNT ( * ) FROM sensors AS s,....

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Exposé zur Diplomarbeit Processing Multiple Aggregation Queries ,

In recent years Wireless Sensor Networks have become an important and useful tool for a wide , system, that uses the processing power of the nodes in the network, provides the , aggregate queries in wireless sensor networks?, 2007 5....

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dblp: Yannis Kotidis

6 days ago , Processing approximate aggregate queries in wireless sensor networks Inf Syst 31(8): , Snapshot Queries: Towards Data-Centric Sensor Networks , DynaMat: A Dynamic View Management System for Data Warehous...

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The Design and Evaluation of a Query Processing Architecture for ,

processing information from these wireless sensor networks, focusing on the performance and ease- , processing system and design of a query language specifically tailored towards , 4 In-Network Processing of Aggregate Queri 83...

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TinyQP: A Query Processing System in Wireless Sensor Networks ,

Jun 16, 2013 , TinyQP provides the in-network processing of several complex queries including real time query, historical query, event detection, aggregate....

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REQUEST: Region-Based Query Processing in Sensor Networks

In wireless sensor networks, node failures occur frequently The effects of these , Keywords: Sensor networks, Regional query, Group-by aggregate query , its corresponding groups in advance for the comparison system, TAG The query....

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