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» Cross-species queries of large gene expression databases
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SIGMOD
2003
ACM
196views Database» more  SIGMOD 2003»
15 years 9 months ago
Spreadsheets in RDBMS for OLAP
One of the critical deficiencies of SQL is lack of support for ndimensional array-based computations which are frequent in OLAP environments. Relational OLAP (ROLAP) applications ...
Andrew Witkowski, Srikanth Bellamkonda, Tolga Bozk...
EDBT
2004
ACM
133views Database» more  EDBT 2004»
15 years 9 months ago
HOPI: An Efficient Connection Index for Complex XML Document Collections
In this paper we present HOPI, a new connection index for XML documents based on the concept of the 2?hop cover of a directed graph introduced by Cohen et al. In contrast to most o...
Ralf Schenkel, Anja Theobald, Gerhard Weikum
VLDB
2004
ACM
138views Database» more  VLDB 2004»
15 years 3 months ago
Towards an Internet-Scale XML Dissemination Service
Publish/subscribe systems have demonstrated the ability to scale to large numbers of users and high data rates when providing content-based data dissemination services on the Inte...
Yanlei Diao, Shariq Rizvi, Michael J. Franklin
ISMIS
1997
Springer
15 years 1 months ago
Knowledge-Based Image Retrieval with Spatial and Temporal Constructs
e about image features can be expressed as a hierarchical structure called a Type Abstraction Hierarchy (TAH). TAHs can be generated automatically by clustering algorithms based on...
Wesley W. Chu, Alfonso F. Cardenas, Ricky K. Taira
DILS
2006
Springer
15 years 1 months ago
Towards a Model of Provenance and User Views in Scientific Workflows
Scientific experiments are becoming increasingly large and complex, with a commensurate increase in the amount and complexity of data generated. Data, both intermediate and final r...
Shirley Cohen, Sarah Cohen Boulakia, Susan B. Davi...