Processing long queries against short text: Top-k advertisement matching in news stream applications

• Main Authors: ZHANG, Dongxiang, LI, Yuchen, FAN, Ju, GAO, Lianli, SHEN, Fumin, SHEN, Heng Tao
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2017
• Subjects: Long queries; short text; top-k retrieval; inverted index; rank-aware partitioning; Databases and Information Systems; Software Engineering
• Online Access: https://ink.library.smu.edu.sg/sis_research/3995; https://ink.library.smu.edu.sg/context/sis_research/article/4997/viewcontent/a28_zhang__1_.pdf
• Institution: Singapore Management University

Many real applications in real-time news stream advertising call for efficient processing of long queriesagainst short text. In such applications, dynamic news feeds are regarded as queries to match against anadvertisement (ad) database for retrieving the k most relevant ads. The existing approaches...