计算机工程与应用
計算機工程與應用
계산궤공정여응용
COMPUTER ENGINEERING AND APPLICATIONS
2010年
14期
12-16,19
,共6页
时空数据库%最近邻查询%变体最近邻查询%查询算法
時空數據庫%最近鄰查詢%變體最近鄰查詢%查詢算法
시공수거고%최근린사순%변체최근린사순%사순산법
spatio-temporal database%nearest neighbor queries%variant of nearest neighbor queries%query algorithm
最近邻查询在地理信息系统、智能交通系统、多媒体应用以及数据挖掘等领域有着广泛的应用,随着对最近邻查询问题研究的深入,其应用前景和发展空间将更为广阔.针对近几年时空数据库中提出的最近邻查询的多种变体查询问题进行了详细地介绍和分析,总结了解决这些变体最近邻查询问题的有效方法,最后对最近邻查询问题的发展方向进行了展望.
最近鄰查詢在地理信息繫統、智能交通繫統、多媒體應用以及數據挖掘等領域有著廣汎的應用,隨著對最近鄰查詢問題研究的深入,其應用前景和髮展空間將更為廣闊.針對近幾年時空數據庫中提齣的最近鄰查詢的多種變體查詢問題進行瞭詳細地介紹和分析,總結瞭解決這些變體最近鄰查詢問題的有效方法,最後對最近鄰查詢問題的髮展方嚮進行瞭展望.
최근린사순재지리신식계통、지능교통계통、다매체응용이급수거알굴등영역유착엄범적응용,수착대최근린사순문제연구적심입,기응용전경화발전공간장경위엄활.침대근궤년시공수거고중제출적최근린사순적다충변체사순문제진행료상세지개소화분석,총결료해결저사변체최근린사순문제적유효방법,최후대최근린사순문제적발전방향진행료전망.
Nearest Neighbor(NN) queries are widely used in many applications such as geographic information system,intelligent transportation systems,multimedia applications and data mining.They are emerging as a more powerful and promising perspective with the indepth study of nearest neighbor queries.The variant of nearest neighbor queries in spatio-temporal database which proposed in recent years are introduced and analyzed in detail.The effect methods are concluded which can resolve these queries.And finally the future research directions about nearest neighbor queries are pointed out.
