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Finding map regions with high density of query keywords
《Frontiers of Information Technology & Electronic Engineering》2017年第10期1543-1555,共13页Zhi YU Can WANG Jia-jun BU Xia HU Zhe WANG Jia-he JIN 
supported by the Zhejiang Provincial Natural Science Foundation of China(No.LZ13F020001);the National Natural Science Foundation of China(Nos.61173185 and 61173186);the National Key Technology R&D Program of China(No.2012BAI34B01);the Hangzhou S&T Development Plan(No.20150834M22)
We consider the problem of finding map regions that best match query keywords. This region search problem can be applied in many practical scenarios such as shopping recommendation, searching for tourist attractions, ...
关键词:Map search Region search Region recommendation Spatial keyword search Geographic information system Location-based service 
一种改进Shark-Search的主题爬虫算法被引量:2
《微型电脑应用》2017年第2期19-21,共3页仇磊 娄渊胜 常民 
国家科技支撑计划项目(2013BAB06B04);江苏水利科技项目(2013025)
针对Shark-Search算法在主题爬虫中对网页全局性的考虑不足,利用PageRank算法计算待下栽URL的权威值来弥补这种不足,提出了Shark-PageRank算法,依据锚文本、锚文本邻近的文本和网页的权威值来权衡URL的价值。实验结果显示,在单位时间里...
关键词:主题爬虫 Shark-Search算法 PAGERANK算法 垂直搜索 
Starspot periodicity and magnitude can be used to search for extrasolar planets
《校园英语》2016年第28期256-256,共1页Qiuyun Liu Yiqi Li Juntong Zou Fan Yang Xiang Zhu 
supported by the Guangdong Natural Science Foundation(S2011010004264);Guangdong Science and Technology Program(No.2008B020100001);Open Fund of MOE Key Laboratory of Aquatic Product Safety,Foreign Expert Program at Sun Yat-sen University,Open Fund of Laboratory(201501024);2016 Key Project Budget at Sun Yat-sen University,The National Natural Science Foundation of China(21601209 and J1310025);The National Key Technology R&D Program(2012BAD17B03);The National Key Technology R&D Program(2011BAD13B10);the Public Welfare and Competence Program of Guangdong Province (2016B020204001)
关键词:Starspot periodicity extrasolar planets EARTHQUAKES 
Reduce the Shopping Distance: Map Region Search Based on High Order Voronoi Diagram
《国际计算机前沿大会会议论文集》2015年第1期138-139,共2页Zhi Yu Can Wang Jiajun Bu Mengni Zhang Zejun Wu Chun Chen 
Many people would like to purchase items using locationbased services to find the suitable stores in daily life. Although there are many online map search engines giving isolated Point-of-Interest as query results acc...
关键词:MAP SEARCH Region SEARCH VORONOI DIAGRAM 
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