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» An Effective Data Placement Strategy for XML Documents
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SIGMOD
2003
ACM
174views Database» more  SIGMOD 2003»
14 years 7 months ago
ViST: A Dynamic Index Method for Querying XML Data by Tree Structures
With the growing importance of XML in data exchange, much research has been done in providing flexible query facilities to extract data from structured XML documents. In this pape...
Haixun Wang, Sanghyun Park, Wei Fan, Philip S. Yu
NETWORKING
2008
13 years 8 months ago
Cache Placement Optimization in Hierarchical Networks: Analysis and Performance Evaluation
Caching popular content in the Internet has been recognized as one of the effective solution to alleviate network congestion and accelerate user information access. Sharing and coo...
Wenzhong Li, Edward Chan, Yilin Wang, Daoxu Chen, ...
CIKM
2007
Springer
14 years 1 months ago
Effective keyword search for valuable lcas over xml documents
In this paper, we study the problem of effective keyword search over XML documents. We begin by introducing the notion of Valuable Lowest Common Ancestor (VLCA) to accurately and ...
Guoliang Li, Jianhua Feng, Jianyong Wang, Lizhu Zh...
ECIR
1998
Springer
13 years 8 months ago
Independence of Contributing Retrieval Strategies in Data Fusion for Effective Information Retrieval
: In information retrieval, data fusion is a technique for combining the outputs of more than one retrieval strategy which rank documents for retrieval. One of the observations oft...
Alan F. Smeaton
DASFAA
2008
IEEE
151views Database» more  DASFAA 2008»
13 years 9 months ago
Efficient Top-k Search Across Heterogeneous XML Data Sources
An important issue arising from XML query relaxation is how to efficiently search the top-k best answers from a large number of XML data sources, while minimizing the searching cos...
Jianxin Li, Chengfei Liu, Jeffrey Xu Yu, Rui Zhou