spatial queries
Title: A Practical Approach to Faster Spatial Queries with Keywords
... as spatial data mining. Spatial queries are the queries that are answered based on certain criteria which might use both spatial and non-spatial ...for spatial query ...
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Title: A Tool for Processing Spatial Queries with Multiple Keyword Support
... Abstract-- Spatial Data Mining (SDM) is the process of mining spatial ...databases. Spatial databases contain details of geographical objects. Spatial data is generally associated with ...
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Data Retrieval Mechanisms in Mobile Environments by Using Spatial Queries
... of spatial queries, namely, kNNqueries and ...[15] spatial indices, depth-first search (DFS) and best first search (BFS)[8] have been the prevalent branch- and-bound techniques for processing NN ...
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Retrieving Datasets with Nearest Neighbor Search using Spatial Queries
... of spatial queries that are integrated with the keyword ...each queries either gain prohibitive space consumption are unable to give real time ...the spatial inverted index ...
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Survey of Creating Location Based Regions of Spatial Queries Using Proxy Approach in Mobile Environments
... for spatial query ...representative spatial queries, such as NN queries, kNN queries, and window ...static spatial query processing. An LBS server is able to answer ...
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Survey of Proxy Creates Continuous Location Based Spatial Queries for Mobile Clients by Exploiting Spatial and Temporal Locality
... continuous spatial queries over moving ...the queries being ...kNN queries are computed separately; so the final safe region of the object ...
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Query Routing and Data Aggregation in Wireless Sensor Networks: A Review from Database Perspective
... answers queries submitted by the users. Most data queries over sensor networks are spatial in their nature due to the deployment of sensor nodes over large geographical ...processing spatial ...
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Securing User Location in Geo Social Networking Using Coordinate Conversions
... all spatial queries to be evaluated correctly by the server, but our privacy mechanisms guarantee that servers are unable to see or infer the actual location data from the transformed data or from the data ...
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FAST NEAREST NEIGHBOR SEARCH WITH KEYWORDS
... Conventional spatial queries such as vary search and nearest neighbor retrieval, involve solely conditions on objects’ geometric ...of queries that aim to seek out objects satisfying both a ...
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A Web Based Queries Search Key Word for Spatial Objects
... Integration spatial data that is providing location-based ...as spatial objects (or objects for short). We define queries that search for spatial objects with respect to user-specified ...
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Steam Based Multimedia Willing Security Scheme
... Conventional spatial queries, including range seek and nearest neighbor retrieval, contain only conditions on gadgets’ geometric ...of queries that intention to locate items enjoyable each a ...
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Survey On: Nearest Neighbour Search With Keywords In Spatial Databases
... in spatial databases. Conventional spatial queries, such as range search and nearest neighbour retrieval, involve only geometric properties of objects which satisfies condition on geometric ...a ...
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Parallel and Distributed GIS for Processing Geo data: An Overview
... Hadoop-GIS [11] is a scalable and high performance spatial data warehousing system for running large scale spatial queries utilizing the distributed storage and MapReduce capabilities of[r] ...
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A Study for Spatial Approximate String Queries in both the Euclidean Space and Road Networks
... of spatial databases, approximate string search could be combined with any type of spatial ...both spatial support to fuzzy keyword search on spatial ...
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Improving Performance of Spatial Network Queries
... range queries such as an instant query in a car, the M-Tree is not necessary or optimal in those cases because of preprocessing and space ...many queries over long distances would gain from this ...of ...
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An Efficient Index for Ranking in Spatial Database
... from spatial attributes contain non spatial information. Spatial objects in reality are associated with multiple quality attributes in addition to their spatial ...Traditional spatial ...
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A Efficient Search With Mulitkeywords Using Ir2-Tree
... Spatial queries with conventional methods like range search or nearest neighbor search, involve only the use of geometric properties of the ...difficult queries uses IR-tree method and we have ...
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Development and evaluation of a geographic information retrieval system using fine grained toponyms
... The third approach [13], geometric geomorphometric disambiguation (GGD) is op- timized for retrieving geographic information from textual descriptions, independent of spatial granularity, such that it is of ...
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Efficient Query Optimization for Easy Retrieval of Crowd Resources
... ABSTRACT: Declarative crowdsourcing is intended to cover the complexities and relieve the user of the burden of addressing the group. The user is simply needed to submit an SQL-like question and therefore the system ...
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Traffic Incident Detection using Weighted Durable Quries
... Durable queries are helpful in a lot of real-world ...durable queries may be used by meteorologists to recognize province with time after time high environmental indices in particular time ...
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