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WWW
2004
ACM
16 years 7 months ago
Metacrystal: visualizing the degree of overlap between different search engines
MetaCrystal enables users to visualize and control the degree of overlap between the results returned by different search engines. Several linked overview tools support rapid expl...
Anselm Spoerri
SIGMOD
2008
ACM
140views Database» more  SIGMOD 2008»
16 years 6 months ago
Skippy: a new snapshot indexing method for time travel in the storage manager
The storage manager of a general-purpose database system can retain consistent disk page level snapshots and run application programs "back-in-time" against long-lived p...
Ross Shaull, Liuba Shrira, Hao Xu
PODS
2011
ACM
238views Database» more  PODS 2011»
14 years 9 months ago
Beyond simple aggregates: indexing for summary queries
Database queries can be broadly classified into two categories: reporting queries and aggregation queries. The former retrieves a collection of records from the database that mat...
Zhewei Wei, Ke Yi
DASFAA
2008
IEEE
188views Database» more  DASFAA 2008»
16 years 25 days ago
Summarization Graph Indexing: Beyond Frequent Structure-Based Approach
Graph is an important data structure to model complex structural data, such as chemical compounds, proteins, and XML documents. Among many graph data-based applications, sub-graph ...
Lei Zou, Lei Chen 0002, Huaming Zhang, Yansheng Lu...
DAWAK
2000
Springer
15 years 10 months ago
COFE: A Scalable Method for Feature Extraction from Complex Objects
Abstract. Feature Extraction, also known as Multidimensional Scaling, is a basic primitive associated with indexing, clustering, nearest neighbor searching and visualization. We co...
Gabriela Hristescu, Martin Farach-Colton