Sciweavers

1675 search results - page 127 / 335
» Implementing Data Cubes Efficiently
Sort
View
SIGMOD
2003
ACM
163views Database» more  SIGMOD 2003»
14 years 10 months ago
Multi-Dimensional Clustering: A New Data Layout Scheme in DB2
We describe the design and implementation of a new data layout scheme, called multi-dimensional clustering, in DB2 Universal Database Version 8. Many applications, e.g., OLAP and ...
Sriram Padmanabhan, Bishwaranjan Bhattacharjee, Ti...
CBMS
2007
IEEE
14 years 4 months ago
MS2DB: A Mass-Based Hashing Algorithm for the Identification of Disulfide Linkage Patterns in Protein Utilizing Mass Spectrometr
The tertiary structure and biological function of a protein can be better understood given knowledge of the number and location of its disulfide bonds. By utilizing mass spectrome...
Timothy Lee, Rahul Singh, Ten-Yang Yen, Bruce Mach...

Publication
511views
15 years 8 months ago
Modeling Transit Trip Time using Archived Bus Dispatch System Data.
Transit travel time and operating speed influence service attractiveness, operating cost, and system efficiency. The objective of this paper is to estimate the values of parameters...
R. L. Bertini, A. M. El-Geneidy
GEOS
2007
Springer
14 years 4 months ago
Supporting Complex Thematic, Spatial and Temporal Queries over Semantic Web Data
Spatial and temporal data are critical components in many applications. This is especially true in analytical domains such as national security and criminal investigation. Often, t...
Matthew Perry, Amit P. Sheth, Farshad Hakimpour, P...
RECOMB
2005
Springer
14 years 10 months ago
Lower Bounds for Maximum Parsimony with Gene Order Data
Abstract. In this paper, we study lower bound techniques for branchand-bound algorithms for maximum parsimony, with a focus on gene order data. We give a simple O(n3 ) time dynamic...
Abraham Bachrach, Kevin Chen, Chris Harrelson, Rad...