Sciweavers

4114 search results - page 738 / 823
» Efficient Algorithms for the 2-Center Problems
Sort
View
RECOMB
2003
Springer
14 years 9 months ago
Designing seeds for similarity search in genomic DNA
Large-scale comparison of genomic DNA is of fundamental importance in annotating functional elements of genomes. To perform large comparisons efficiently, BLAST (Methods: Companio...
Jeremy Buhler, Uri Keich, Yanni Sun
SIGMOD
2009
ACM
291views Database» more  SIGMOD 2009»
14 years 9 months ago
Partial join order optimization in the paraccel analytic database
The ParAccel Analytic DatabaseTM is a fast shared-nothing parallel relational database system with a columnar orientation, adaptive compression, memory-centric design, and an enha...
Yijou Chen, Richard L. Cole, William J. McKenna, S...
SIGMOD
2003
ACM
190views Database» more  SIGMOD 2003»
14 years 9 months ago
Hardware Acceleration for Spatial Selections and Joins
Spatial database operations are typically performed in two steps. In the filtering step, indexes and the minimum bounding rectangles (MBRs) of the objects are used to quickly dete...
Chengyu Sun, Divyakant Agrawal, Amr El Abbadi
EDBT
2008
ACM
162views Database» more  EDBT 2008»
14 years 9 months ago
Schema merging and mapping creation for relational sources
We address the problem of generating a mediated schema from a set of relational data source schemas and conjunctive queries that specify where those schemas overlap. Unlike past a...
Rachel Pottinger, Philip A. Bernstein
MOBIHOC
2004
ACM
14 years 8 months ago
A scalable approach for reliable downstream data delivery in wireless sensor networks
There exist several applications of sensor networks where reliability of data delivery can be critical. While the redundancy inherent in a sensor network might increase the degree...
Seung-Jong Park, Ramanuja Vedantham, Raghupathy Si...