Augmented keyword search on spatial entity databases

• Main Authors: ZHANG, Dongxiang, LI, Yuchen, CAO, Xin, SHAO, Jie, SHEN, Heng Tao
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2018
• Subjects: Spatial keyword search; Boolean expression matching; IR-tree; Inverted index; Two-level partitioning; Computer Engineering; Databases and Information Systems
• Online Access: https://ink.library.smu.edu.sg/sis_research/4037; https://doi.org/10.1007/s00778-018-0497-6
• Institution: Singapore Management University

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-...