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» The problem with scalability
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CVPR
2009
IEEE
16 years 8 months ago
Vocabulary Hierarchy Optimization for Effective and Transferable Retrieval
Scalable image retrieval systems usually involve hierarchical quantization of local image descriptors, which produces a visual vocabulary for inverted indexing of images. Although ...
Rongrong Ji (Harbin Institute of Technology), Xing...
ICDE
2009
IEEE
155views Database» more  ICDE 2009»
16 years 3 months ago
Finding Time-Lagged 3D Clusters
Existing 3D clustering algorithms on gene ? sample ? time expression data do not consider the time lags between correlated gene expression patterns. Besides, they either ignore the...
Xin Xu, Ying Lu, Kian-Lee Tan, Anthony K. H. Tung
ICDE
2006
IEEE
134views Database» more  ICDE 2006»
16 years 2 months ago
ISOMER: Consistent Histogram Construction Using Query Feedback
Database columns are often correlated, so that cardinality estimates computed by assuming independence often lead to a poor choice of query plan by the optimizer. Multidimensional...
Utkarsh Srivastava, Peter J. Haas, Volker Markl, M...
ICDE
1998
IEEE
83views Database» more  ICDE 1998»
16 years 2 months ago
Grouping Techniques for Update Propagation in Intermittently Connected Databases
We consider an environment where one or more servers carry databases that are of interest to a community of clients. The clients are only intermittently connected to the server fo...
Sameer Mahajan, Michael J. Donahoo, Shamkant B. Na...
WWW
2009
ACM
16 years 2 months ago
Extracting community structure through relational hypergraphs
Social media websites promote diverse user interaction on media objects as well as user actions with respect to other users. The goal of this work is to discover community structu...
Yu-Ru Lin, Jimeng Sun, Paul Castro, Ravi B. Konuru...