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DAGSTUHL
2011
14 years 6 months ago
Comparative Visualization Using Cross-Mesh Field Evaluations and Derived Quantities
We present a data-level comparative visualization system that utilizes two key pieces of technology: (1) cross-mesh field evaluation – algorithms to evaluate a field from one ...
Hank Childs, Sean Ahern, Jeremy S. Meredith, Mark ...
VLDB
2000
ACM
125views Database» more  VLDB 2000»
15 years 10 months ago
Focused Crawling Using Context Graphs
Maintaining currency of search engine indices by exhaustive crawling is rapidly becoming impossible due to the increasing size and dynamic content of the web. Focused crawlers aim...
Michelangelo Diligenti, Frans Coetzee, Steve Lawre...
ADC
2005
Springer
124views Database» more  ADC 2005»
16 years 1 days ago
Removing XML Data Redundancies Using Functional and Equality-Generating Dependencies
We study the design issues of data-centric XML documents where (1) there are no mixed contents, i.e., each element may have some subelements and attributes, or it may have a singl...
Junhu Wang, Rodney W. Topor
SIGMOD
2009
ACM
250views Database» more  SIGMOD 2009»
16 years 6 months ago
Query processing techniques for solid state drives
Solid state drives perform random reads more than 100x faster than traditional magnetic hard disks, while offering comparable sequential read and write bandwidth. Because of their...
Dimitris Tsirogiannis, Stavros Harizopoulos, Mehul...
EDBTW
2006
Springer
15 years 8 months ago
The Importance of Algebra for XML Query Processing
Abstract. Relational algebra has been a crucial foundation for relational database systems, and has played a large role in enabling their success. A corresponding XML algebra for X...
Stelios Paparizos, H. V. Jagadish