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155
Voted
CIKM
2007
Springer
15 years 9 months ago
Improve retrieval accuracy for difficult queries using negative feedback
How to improve search accuracy for difficult topics is an underaddressed, yet important research question. In this paper, we consider a scenario when the search results are so poo...
Xuanhui Wang, Hui Fang, ChengXiang Zhai
CIKM
2007
Springer
15 years 9 months ago
Web search personalization with ontological user profiles
Every user has a distinct background and a specific goal when searching for information on the Web. The goal of Web search personalization is to tailor search results to a particu...
Ahu Sieg, Bamshad Mobasher, Robin D. Burke
128
Voted
CIKM
2007
Springer
15 years 9 months ago
Hypothesis testing with incomplete relevance judgments
Information retrieval experimentation generally proceeds in a cycle of development, evaluation, and hypothesis testing. Ideally, the evaluation and testing phases should be short ...
Ben Carterette, Mark D. Smucker
CIKM
2007
Springer
15 years 9 months ago
A segment-based hidden markov model for real-setting pinyin-to-chinese conversion
Hidden markov model (HMM) is frequently used for Pinyin-toChinese conversion. But it only captures the dependency with the preceding character. Higher order markov models can brin...
Xiaohua Zhou, Xiaohua Hu, Xiaodan Zhang, Xiajiong ...
136
Voted
CHI
2009
ACM
15 years 9 months ago
A comparison of mobile money-transfer UIs for non-literate and semi-literate users
Due to the increasing penetration of mobile phones even into poor communities, mobile payment schemes could bring formal financial services to the "unbanked". However, b...
Indrani Medhi, S. N. Nagasena Gautama, Kentaro Toy...