Augmented keyword search on spatial entity databases

• المؤلفون الرئيسيون: ZHANG, Dongxiang, LI, Yuchen, CAO, Xin, SHAO, Jie, SHEN, Heng Tao
• التنسيق: text
• اللغة: English
• منشور في: Institutional Knowledge at Singapore Management University 2018
• الموضوعات: Spatial keyword search; Boolean expression matching; IR-tree; Inverted index; Two-level partitioning; Computer Engineering; Databases and Information Systems
• الوصول للمادة أونلاين: https://ink.library.smu.edu.sg/sis_research/4037; https://ink.library.smu.edu.sg/context/sis_research/article/5039/viewcontent/s00778_018_0497_6.pdf

In this paper, we propose a new type of query that augments the spatial keyword search with an additional boolean expression constraint. The query is issued against a corpus of structured or semi-structured spatial entities and is very useful in applications like mobile search and targeted location-...