Direction-Based Surrounder Queries for Mobile Recommendations

• Main Authors: GUO, Xi, ZHENG, Baihua, ISHIKAWA, Yoshiharu, GAO, Yunjun
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2011
• Subjects: Spatial database; Surrounder query; Location-based recommendation; Direction; Databases and Information Systems; Numerical Analysis and Scientific Computing
• Online Access: https://ink.library.smu.edu.sg/sis_research/1409; https://ink.library.smu.edu.sg/context/sis_research/article/2408/viewcontent/2011_vldbj_guo_av.pdf
• Institution: Singapore Management University

Location-based recommendation services recommend objects to the user based on the user’s preferences. In general, the nearest objects are good choices considering their spatial proximity to the user. However, not only the distance of an object to the user but also their directional relationship are...