Results 31 to 40 of about 245,870 (292)

$\rho$ -Dominant Skyline Computation on Data Stream

open access: yesIEEE Access, 2018
Skyline query is widely used in multi-standard decision making process. As the extension to skyline query, p-dominant skyline query controls the base of the result set by adjusting data proportion, which is suitable for the application on fast deciding ...
Zhiqiong Wang   +4 more
doaj   +1 more source

Continuous Nearest Neighbor Queries over Sliding Windows [PDF]

open access: yes, 2007
—This paper studies continuous monitoring of nearest neighbor (NN) queries over sliding window streams. According to this model, data points continuously stream in the system, and they are considered valid only while they belong to a sliding window that ...
Papadias, Dimitris   +3 more
core   +1 more source

Parallel Implementations of the Skyline Query using PySpark [PDF]

open access: yes, 2022
LAUREA MAGISTRALELa query Skyline è un’estensione del linguaggio SQL il quale restituisce un set di punti interessanti da un mole di dati, proposto per la prima volta nel 2001. L’alta complessità temporale dell’algoritmo ha reso interessante la ricerca
Pinari, Etion
core  

Skyline Preference Query Based on Massive and Incomplete Dataset

open access: yesIEEE Access, 2017
Personalized recommendation and the processing of real-time data exemplify the processing of massive data which in the field of Internet-of-Things (IoT) received a great extent of attention in recent literature.
Yan Wang   +4 more
doaj   +1 more source

Efficient Skyline Query over Multiple Relations [PDF]

open access: yes, 2016
Skyline query on multiple relations, known as skyline join query, finds skyline points from join results of multiple data sources. The issue of skyline join query has been extensively studied.
Zhang, Jinchao   +4 more
core   +1 more source

Computing range skyline query on uncertain dimension [PDF]

open access: yes, 2016
A user sometimes prefers to not be restricted when querying for information. Querying information within a range of search often provides a different perspective to user as opposed to a rigid search.
Ibrahim, Hamidah   +10 more
core   +1 more source

Hierarchical Clustering Approach for Selecting Representative Skylines

open access: yesInformation, 2019
Recently, the skyline query has attracted interest in a wide range of applications from recommendation systems to computer networks. The skyline query is useful to obtain the dominant data points from the given dataset.
Lkhagvadorj Battulga, Aziz Nasridinov
doaj   +1 more source

Efficient subspace skyline query based on user preference using MapReduce [PDF]

open access: yes, 2015
application/pdfSubspace skyline, as an important variant of skyline, has been widely applied for multiple-criteria decisions, business planning. With the development of mobile internet, subspace skyline query in mobile distributed environments has ...
LI, Yuanyuan   +7 more
core   +1 more source

A Framework for Privacy-Preserving Multi-Party Skyline Query Based on Homomorphic Encryption

open access: yesIEEE Access, 2019
Nowadays, the management and analyses of `big data' are becoming indispensable for numerous organizations all over the world. In many cases, multiple organizations want to perform data analyses on their combined databases.
Mahboob Qaosar   +6 more
doaj   +1 more source

Research on Location-based Skyline Queries Processing in Road Network [PDF]

open access: yesJisuanji gongcheng, 2022
Location-based skyline queries can quickly return the expected information from massive data according to the user's needs and the user's location.However, the existing road network technologies require enormous calculations of road network distance and ...
BAI Mei, CHANG Shihan, WANG Xite
doaj   +1 more source

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