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  1. No Access

    Article

    Dynamic vp-tree indexing for n-nearest neighbor search given pair-wise distances

    Ada Wai-chee Fu, Polly Mei-shuen Chan, Yin-Ling Cheung, Yiu Sang Moon in The VLDB Journal (2000)

  2. No Access

    Article

    Diamond Quorum Consensus for High Capacity and Efficiency in a Replicated Database System

    Many quorum consensus protocols have been proposed for the management of replicated data in a distributed environment. The advantages of a replicated database system over a non-replicated one include high avai...

    Ada Wai-Chee Fu, Yat Sheung Wong, Man Hon Wong in Distributed and Parallel Databases (2000)

  3. No Access

    Article

    Optimal Algorithms for Finding User Access Sessions from Very Large Web Logs

    Although efficient identification of user access sessions from very large web logs is an unavoidable data preparation task for the success of higher level web log mining, little attention has been paid to algo...

    Zhixiang Chen, Ada Wai-Chee Fu, Frank Chi-Hung Tong in World Wide Web (2003)

  4. No Access

    Article

    Scaling and time war** in time series querying

    The last few years have seen an increasing understanding that dynamic time war** (DTW), a technique that allows local flexibility in aligning time series, is superior to the ubiquitous Euclidean distance for...

    Ada Wai-Chee Fu, Eamonn Keogh, Leo Yung Hang Lau… in The VLDB Journal (2008)

  5. No Access

    Article

    Fast graph query processing with a low-cost index

    This paper studies the problem of processing supergraph queries, that is, given a database containing a set of graphs, find all the graphs in the database of which the query graph is a supergraph. Existing works ...

    James Cheng, Yi** Ke, Ada Wai-Chee Fu, Jeffrey Xu Yu in The VLDB Journal (2011)

  6. No Access

    Article

    Maximizing bichromatic reverse nearest neighbor for L p -norm in two- and three-dimensional spaces

    Bichromatic reverse nearest neighbor (BRNN) has been extensively studied in spatial database literature. In this paper, we study a related problem called MaxBRNN: find an optimal region that maximizes the size...

    Raymond Chi-Wing Wong, M. Tamer Özsu, Ada Wai-Chee Fu, Philip S. Yu… in The VLDB Journal (2011)

  7. No Access

    Article

    STAIRS: Towards efficient full-text filtering and dissemination in DHT environments

    Nowadays “live” content, such as weblog, wikipedia, and news, is ubiquitous in the Internet. Providing users with relevant content in a timely manner becomes a challenging problem. Differing from Web search te...

    Weixiong Rao, Lei Chen, Ada Wai-Chee Fu in The VLDB Journal (2011)