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Direction-based spatial skylines
2010
Proceedings of the Ninth ACM International Workshop on Data Engineering for Wireless and Mobile Access - MobiDE '10
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The objects that cannot be dominated by any other object are included in the direction-based spatial skyline (DSS ). ...
In this paper, we study direction-based spatial skyline queries (DSS queries) which retrieve nearest objects around the user from different directions. ...
(DSS ). 2
Definition 4 (Direction-Based Spatial Skyline Query) A direction-based spatial skyline query (DSS query) finds the objects on the DSS. ...
doi:10.1145/1850822.1850835
dblp:conf/mobide/GuoIG10
fatcat:27wvkdmyong5hbjougaaufc7ji
Direction-Based Spatial-Textual Skyline
2017
International Journal of Innovative Computing, Information and Control
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In this paper, we study the direction-based fuzzy preference spatial-textual skyline query. ...
Given a user location, a threshold theta and multiple keywords, skyline and p-skyline objects located at different directions are returned to user. ...
Definition 3 . 4 . 34 (Direction-Based Spatial-Textual Pseudo-Skyline) Direction-based spatial-textual pseudo-skyline (p-skyline) is the set of objects in D which are not in skyline, and cannot be dominated ...
doi:10.24507/ijicic.13.06.1813
fatcat:y6ehoubrnrgf7dprx7ginfzfcy
Goal Directed Relative Skyline Queries in Time Dependent Road Networks
2012
International Journal of Database Management Systems
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Location-based spatial queries are becoming an integral part of many new mobile applications. The Skyline queries are latest apps under Location-based services. ...
In this paper we introduce Goal Directed Relative Skyline queries on Time dependent (GD-RST) road networks. ...
[14] propose an R-tree based algorithm, Brand and Bound Skyline (BBS), which retrieves skyline points by browsing the R-tree based on the best-first strategy. ...
doi:10.5121/ijdms.2012.4202
fatcat:a6772cxtc5cjxjdfmdirnitruu
Goal Directed Relative Skyline Queries in Time Dependent Road Networks
[article]
2012
arXiv
pre-print
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Location-based spatial queries are becoming an integral part of many new mobile applications. The Skyline queries are latest apps under Location-based services. ...
In this paper we introduce Goal Directed Relative Skyline queries on Time dependent (GD-RST) road networks. ...
[14] propose an R-tree based algorithm, Brand and Bound Skyline (BBS), which retrieves skyline points by browsing the R-tree based on the best-first strategy. ...
arXiv:1205.1853v1
fatcat:4iwkvhqanreffinhvhv7zufdyq
Skyline Queries for Spatial Objects: A Method for Selecting Spatial Objects Based on Surrounding Environments
2012
2012 Third International Conference on Networking and Computing
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In this paper, we present a method for computing spatial skyline objects such as hotels. Conventional skyline queries select hotels based on non-spatial attributes of hotels such as price and rating. ...
Index Terms-skyline queries, spatial databases, grid-based data structure. 2012 Third International Conference on Networking and Computing 978-0-7695-4893-7/12 $26.00 ...
[9] introduced the framework for direction-based spatial skyline computation that can retrieve nearest objects around the user from different directions. ...
doi:10.1109/icnc.2012.40
dblp:conf/ic-nc/ChenAM12
fatcat:qpqnt6xpljb5hdccag4v3jaxoq
Continuous Skyline Queries for Moving Objects in Road Networks
2015
Journal of Software
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We propose an event-based incremental processing algorithm on the strength of tracking dominant relationships between objects with the distances changing and finding the result changing points. ...
Skyline queries in road networks have received much attention because of their wide applications in LBS. ...
The skyline query in road networks involves both non-spatial attributes and the spatial ones, which fuels the demands of location-based applications, like traffic controlling, medical aiding, and advertising ...
doi:10.17706/jsw.10.2.190-200
fatcat:hke3kx5qvzgmpcwkjouxejhjzq
Application of Spatial Data Analysis in Architectural Planning
2019
IOP Conference Series: Earth and Environment
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GIS spatial analysis can analyze and display geographical data expediently. ...
This paper explores the methods and approaches to apply ArcGIS, a popular GIS software, to architectural planning and design in combination with its spatial analysis function, so as to improve the efficiency ...
directions of spatial objects. ...
doi:10.1088/1755-1315/234/1/012035
fatcat:q3ax4sbzgfab5owdihf7havrhu
Computing Continuous Skyline Queries Without Discriminating Between Static And Dynamic Attributes
2017
Zenodo
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However, as skyline queries computation is based on checking the domination of skyline points over all dimensions, considering both the static and dynamic attributes without separation is required. ...
Second, the association between the spatial positions of data points is examined; this phase gives an idea of where changes in the result might occur and consequently enables us to efficiently update the ...
In [8] , the authors proposed direction-oriented continuous skyline query algorithm. ...
doi:10.5281/zenodo.1339635
fatcat:z7bnivtpgfdepixcsb5crf4c4a
Geo-Social Skyline Queries
[chapter]
2014
Lecture Notes in Computer Science
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In this paper, we tackle the problem of geo-social skyline queries, a problem that has not been addressed so far. ...
By leveraging the capabilities of modern GPS-equipped mobile devices providing social-networking services, the interest in developing advanced services that combine location-based services with social ...
This region is located approximately on the opposite of the U.S. on the Earth, so this region maximizes the spatial distance of the majority of the user base. ...
doi:10.1007/978-3-319-05813-9_6
fatcat:v5k7exbzvbbopmpyzdttzcoyo4
Area Skyline Query for Selecting Good Locations in a Map
2016
Journal of Information Processing
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Skyline query, which selects non-dominated objects, is a well known method for selecting small number of desirable objects. We use the idea of skyline queries to select good locations. ...
In this paper, we solve the problem of skyline query for two dimensional data, i.e., areas in a map. ...
Guo et al. presented direction based spatial skyline [7] . A candidate object, in their query, not only has its distance but also has its direction from a moving user. ...
doi:10.2197/ipsjjip.24.946
fatcat:l23m4kigiva4bfzca774ypmfiy
Textually Relevant Spatial Skylines
2016
IEEE Transactions on Knowledge and Data Engineering
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We investigate three models for integrating textual relevance into the spatial skyline. ...
We study the modeling and evaluation of a spatio-textual skyline (STS) query, in which the skyline points are selected not only based on their distances to a set of query locations, but also based on their ...
Direction-based spatial skyline (DSS) queries [30] find the result not only by comparing the distances to the query point but also considering the directions of the query point. ...
doi:10.1109/tkde.2015.2465374
fatcat:ukx3s5qfeje3lanxrbxzt6vdve
Geo-calendar based Predictive Skyline Queries using Fuzzy Inference Engine
2012
International Journal of Computer Applications
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In this paper, we introduce a new spatial query called Predictive Skyline query (PSQ) on time dependent road networks. ...
With advancements in Wireless technologies, GIS and sensors, spatial route search are important class of queries under location based services. ...
At the end, the algorithm returns the goal directed skyline object relative to user location. ...
doi:10.5120/6859-9489
fatcat:wk4rn6gbpvdafit7gl6uoitt6m
Skyline-Like Query in Three-Dimensional Obstacle Space
2022
Scientific Programming
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After sorting, the skyline-like point set was obtained based on the value of user's preference. ...
To solve this problem, a skyline-like query was proposed in three-dimensional obstacle space based on the traditional skyline query. ...
Li Song et al. made full use of the advantages of both and proposed a spatial skyline query algorithm based on single query point and multiple query points. ...
doi:10.1155/2022/3978601
doaj:c330c9f79929440ca172889e7dbffcc9
fatcat:d7bnodgw7jhele5ytbv7ei4t5y
Range-Based Skyline Queries in Mobile Environments
2013
IEEE Transactions on Knowledge and Data Engineering
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Skyline query processing for location-based services, which considers both spatial and non-spatial attributes of the objects being queried, has recently received increasing attention. ...
This paper studies a new problem of how to process such range-based skyline queries. Two novel algorithms are proposed: one is index-based (I-SKY) and the other is not based on any index (N-SKY). ...
Fig. 1 . 1 Example of range-based skyline query
Definition 1 ( 1 Non-Spatial Dominance) Given two objects o and o ′ , if o ′ is no worse than o in all non-spatial attributes, then we say o ′ non-spatially ...
doi:10.1109/tkde.2011.229
fatcat:5rptnfg4cfdqhixzryt3q3no7i
RESEARCH ON THE INTENSITY ANALYSIS AND RESULT VISUALIZATION OF CONSTRUCTION LAND IN URBAN PLANNING
2017
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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Once the required data is imported, the analysis results and related maps and graphs including the intensity values and zoning map, the skyline analysis map etc. are produced automatically. ...
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume XLII-2/W7, 2017 ISPRS Geospatial Week 2017, 18-22 September 2017 ...
The western skyline is observed from the western to eastern direction, the change of skyline in the north of Lai-xin Railway appears to be more diverse. ...
doi:10.5194/isprs-archives-xlii-2-w7-1105-2017
fatcat:lm4jj3nfsvbtvime2ch7kxmkla
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