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ECIR
2010
Springer
15 years 7 months ago
Extracting Multilingual Topics from Unaligned Comparable Corpora
Topic models have been studied extensively in the context of monolingual corpora. Though there are some attempts to mine topical structure from cross-lingual corpora, they require ...
Jagadeesh Jagarlamudi, Hal Daumé III
ISMIS
1997
Springer
15 years 10 months ago
Knowledge-Based Image Retrieval with Spatial and Temporal Constructs
e about image features can be expressed as a hierarchical structure called a Type Abstraction Hierarchy (TAH). TAHs can be generated automatically by clustering algorithms based on...
Wesley W. Chu, Alfonso F. Cardenas, Ricky K. Taira
SIGMOD
2009
ACM
189views Database» more  SIGMOD 2009»
16 years 6 months ago
Generic and effective semi-structured keyword search
Current semi-structured keyword search and natural language query processing systems use ad hoc approaches to take advantage of structural information. Although intuitive, they ar...
Arash Termehchy, Marianne Winslett
ACL
2008
15 years 7 months ago
Searching Questions by Identifying Question Topic and Question Focus
This paper is concerned with the problem of question search. In question search, given a question as query, we are to return questions semantically equivalent or close to the quer...
Huizhong Duan, Yunbo Cao, Chin-Yew Lin, Yong Yu
EMNLP
2010
15 years 4 months ago
Classifying Dialogue Acts in One-on-One Live Chats
We explore the task of automatically classifying dialogue acts in 1-on-1 online chat forums, an increasingly popular means of providing customer service. In particular, we investi...
Su Nam Kim, Lawrence Cavedon, Timothy Baldwin