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IR-Tree: An Efficient Index for Geographic Document Search.
Zhisheng Li
Ken C. K. Lee
Baihua Zheng
Wang-Chien Lee
Dik Lun Lee
Xufa Wang
Published in:
IEEE Trans. Knowl. Data Eng. (2011)
Keyphrases
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document search
index structure
b tree
information retrieval
digital libraries
relevance feedback
database
query expansion
search engine
retrieval strategies
multi dimensional
information retrieval systems
document retrieval
text retrieval
retrieval effectiveness
query processing
expert search