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SIGIR
2010
ACM
14 years 1 months ago
On statistical analysis and optimization of information retrieval effectiveness metrics
This paper presents a new way of thinking for IR metric optimization. It is argued that the optimal ranking problem should be factorized into two distinct yet interrelated stages:...
Jun Wang, Jianhan Zhu
SIGIR
2010
ACM
14 years 1 months ago
Adaptive near-duplicate detection via similarity learning
In this paper, we present a novel near-duplicate document detection method that can easily be tuned for a particular domain. Our method represents each document as a real-valued s...
Hannaneh Hajishirzi, Wen-tau Yih, Aleksander Kolcz
SIGIR
2010
ACM
14 years 1 months ago
Linking wikipedia to the web
We investigate the task of finding links from Wikipedia pages to external web pages. Such external links significantly extend the information in Wikipedia with information from ...
Rianne Kaptein, Pavel Serdyukov, Jaap Kamps
SIGIR
2010
ACM
14 years 1 months ago
Image search by concept map
In this paper, we present a novel image search system, image search by concept map. This system enables users to indicate not only what semantic concepts are expected to appear bu...
Hao Xu, Jingdong Wang, Xian-Sheng Hua, Shipeng Li
GIR
2007
ACM
14 years 1 months ago
Geographically-aware information retrieval for collections of digitized historical maps
DIGMAP is a project focused on historical digitized maps that will develop a set of Internet services based on reusable open-source software solutions. The main service will provi...
Bruno Martins, José Luis Borbinha, Gilberto...