range aggregate processing spatial databases

  • (PDF) Range aggregate processing in spatial databases

    PDF | A range aggregate query returns summarized information about the points falling in a hyper-rectangle (e.g., the total number of these points instead of their concrete ids). This paper studies spatial indexes that solve such queries efficiently and proposes the aggregate

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  • range aggregate processing spatial databases

    Range Aggregate Processing in Spatial Databases . CiteSeerX Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): Abstract—A range aggregate query returns summarized information about the points falling in a hyper-rectangle (e.g., the total number of these points instead of their concrete ids).

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  • Analyzing the performance of NoSQL vs. SQL databases for

    an existing NoSQL database 'MongoDB' with its inbuilt spatial functions with that of a SQL database with spatial extension 'PostGIS' for two problems spatial and aggregate queries, across a range of datasets, with varying features counts. All the data in the analysis was processed In-memory and no secondary memory was used.

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    Range Aggregate Processing in Spatial Databases - Hong Kong Abstract—A range aggregate query returns summarized information about the points falling in a hyper-rectangle (e.g., the total number of for example, is defined as sum/count. Holistic Aggregate processing of

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  • Aggregate nearest neighbor queries in spatial databases

    Aggregate nearest neighbor queries in spatial databases. Full Text: PDF Get this Yufei Tao, Query processing in spatial network databases, Proceedings of the 29th international conference on Very large data bases Ryoichi Narita, Approximately processing aggregate range queries on remote spatial databases, International Journal of

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  • Euler Histogram Tree: A Spatial Data Structure for

    for processing spatio-temporal range queries by aggregating the aggregate query, spatial histogram, hierarchical data structure 1. INTRODUCTION This paper addresses the problem of processing a variant of range queries in spatial databases for vehicle

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    Aggregate-Join Query Processing in Parallel Database Systems. processing aggregate-join queries, especially in parallel query processing, as there are decisions to be made regarding which attribute to be used for data partitioning. When the join attribute and group-by attribute are the same as shown in Query 1 (e.g. attribute J# of both

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  • range aggregate processing in spatial databases

    Range Aggregate Processing in Spatial Databases Yufei Tao and Dimitris Papadias Abstract—A range aggregate query returns summarized information about the points falling in a hyper-rectangle (e.g., the total number of these points instead of their concrete ids). This paper studies spatial indexes that solve such queries efficiently and

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  • Clustering spatial networks for aggregate query processing

    Clustering spatial networks for aggregate query processing: A hypergraph approach$ Engin but generally the nearest neighbor, range search, spatial join, and closest pair Query types in spatial networks are somewhat different than those in spatial databases as the evaluation of the network queries highly depends on the topological

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  • Probabilistic Threshold Range Aggregate Query

    19-10-2019Probabilistic Threshold Range Aggregate Query Processing over Uncertain Data inproceedings{Yang2009ProbabilisticTR, title={Probabilistic Threshold Range Aggregate Query Processing over Uncertain Data}, author={Shuxiang Yang and Wenjie Zhang and Ying Zhang and Xuemin Lin}, booktitle={APWeb/WAIM}, year={2009} }

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  • Range aggregate processing in spatial databases

    Approximately processing aggregate range queries. Read Approximately processing aggregate range queries on remote spatial databases, International Journal of Knowledge and Web Intelligence on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Live Chat

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  • Spatial Aggregation: Data Model and Implementation Leticia

    We propose a formal model for spatial aggregation that supports efficient eval-uation of aggregate queries in spatial databases based on the OLAP paradigm. This model is aimed at integrating GIS and OLAP in a unique framework. A GIS dimension is defined as

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  • definition of aggregate query processing

    definition of aggregate query processing. Processing time-constrained aggregate queries in CASE-DB. The ability to guarantee response-time performance on real-time database queries is a complex and challenging problem with important business and industrial applications.

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  • CiteSeerX — Predicted Range Aggregate Processing in

    CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): Predicted range aggregate (PRA) query is an important researching issue in spatio-temporal databases. Recent studies have developed two major classes of PRA query methods: (1) accurate approaches, which search the common moving objects indexes to obtain an accurate

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  • Of Aggregate Query Processing

    processing of aggregate - royalcrescentgroup. range aggregate processing spatial databases. range aggregate processing in spatial databases. Range aggregate processing in spatial databases - IEEE, 2004/11/01 Abstract: A range aggregate query returns summarized information about the points falling in a hyper-rectangle (eg, the total number of

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  • an aggregate query processing system for wireless network

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  • Probabilistic Threshold Range Aggregate Query

    19-10-2019Probabilistic Threshold Range Aggregate Query Processing over Uncertain Data inproceedings{Yang2009ProbabilisticTR, title={Probabilistic Threshold Range Aggregate Query Processing over Uncertain Data}, author={Shuxiang Yang and Wenjie Zhang and Ying Zhang and Xuemin Lin}, booktitle={APWeb/WAIM}, year={2009} }

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  • probabilistic thresholdrange aggregate query processing

    21 Spatial Query Processing The most, In Section 4, we will extend BF for processing probabilistic versions of, Probabilistic threshold range queries [10], [7] retrieve result pairs, aggregate spatial range queries using the fuzzy representations [4] studies, the evaluation of queries over uncertain or summarized data. Contact Supplier

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  • aggregate query processing definition

    Range Aggregate Processing in Spatial Databases - Department of Abstract—A range aggregate query returns summarized information about the points falling in a hyper-rectangle (e.g., the Aggregate processing of multidimensional objects has .. all *

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  • aggregate processing and properties

    Range Aggregate Processing in Spatial Databases. Range Aggregate Processing in Spatial Databases instead of their individual properties. the aggregate information . Processing Aggregate Queries on Spatial OLAP Data Kenneth Choi and Wo-Shun Luk School of Computing Science, properties in the San Diego, area.

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  • Supporting spatial aggregation in sensor network databases

    Our spatial aggregate operators are compatible as the primary keys. with the aggregate processing of TAG and easily portable A set of different aggregation queries are now formally to TinyDB. definable on the the realized conceptual model of the sensor Zhao et al. in

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