Sciweavers

2064 search results - page 310 / 413
» A Comparative Study of Fuzzy Sets and Rough Sets
Sort
View
RTAS
1999
IEEE
15 years 10 months ago
MIRROR: A State-Conscious Concurrency Control Protocol for Replicated Real-Time Databases
Data replication can help database systems meet the stringent temporal constraints of current time-critical applications, especially Internet-based services. A prerequisite, howev...
Ming Xiong, Krithi Ramamritham, Jayant R. Haritsa,...
ISCA
1998
IEEE
144views Hardware» more  ISCA 1998»
15 years 10 months ago
Declustered Disk Array Architectures with Optimal and Near-Optimal Parallelism
This paper investigates the placement of data and parity on redundant disk arrays. Declustered organizations have been traditionally used to achieve fast reconstruction of a faile...
Guillermo A. Alvarez, Walter A. Burkhard, Larry J....
VLDB
1998
ACM
149views Database» more  VLDB 1998»
15 years 10 months ago
Incremental Maintenance for Materialized Views over Semistructured Data
Semistructured data is not strictly typed like relational or object-oriented data and may be irregular or incomplete. It often arises in practice, e.g., when heterogeneous data so...
Serge Abiteboul, Jason McHugh, Michael Rys, Vasili...
VLDB
1998
ACM
105views Database» more  VLDB 1998»
15 years 10 months ago
Computing Iceberg Queries Efficiently
Many applications compute aggregate functions over an attribute (or set of attributes) to find aggregate values above some specified threshold. We call such queries iceberg querie...
Min Fang, Narayanan Shivakumar, Hector Garcia-Moli...
VVS
1996
IEEE
205views Visualization» more  VVS 1996»
15 years 10 months ago
3D Shock Wave Visualization on Unstructured Grids
A critical issue in understanding high speed flows is the study of shock waves. This paper summarizes our research on techniques for the detection and visualization of shock waves...
Kwan-Liu Ma, John Van Rosendale, Willem Vermeer