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SIGIR
2010
ACM
14 years 27 days 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
JCDL
2010
ACM
140views Education» more  JCDL 2010»
14 years 2 months ago
Impact and prospect of social bookmarks for bibliographic information retrieval
This paper presents our ongoing study of the current/future impact of social bookmarks (or social tags) on information retrieval (IR). Our main research question asked in the pres...
Kazuhiro Seki, Huawei Qin, Kuniaki Uehara
SIGIR
2004
ACM
14 years 2 months ago
Corpus structure, language models, and ad hoc information retrieval
Most previous work on the recently developed languagemodeling approach to information retrieval focuses on document-specific characteristics, and therefore does not take into acc...
Oren Kurland, Lillian Lee
ACMSE
2007
ACM
14 years 1 months ago
Hierarchical land cover information retrieval in object-oriented remote sensing image databases with native queries
Classification and change detection of land cover types in the remotely sensed images is one of the major applications in remote sensing. This paper presents a hierarchical framew...
Jiang Li
CLEF
2010
Springer
13 years 10 months ago
UESTC at ImageCLEF 2010 Medical Retrieval Task
This paper presents the UESTC contribution to the ImageCLEF 2010 medical retrieval task. For ad-hoc retrieval and case-based retrieval, we only use text information, and propose a ...
Hong Wu, Changjun Hu, Sikun Chen