Sciweavers

6284 search results - page 970 / 1257
» An evaluation of Bradfordizing effects
Sort
View
HEURISTICS
1998
252views more  HEURISTICS 1998»
15 years 6 months ago
Constraint Handling in Genetic Algorithms: The Set Partitioning Problem
In this paper we present a genetic algorithm-based heuristic for solving the set partitioning problem (SPP). The SPP is an important combinatorial optimisation problem used by man...
P. C. Chu, J. E. Beasley
CLUSTER
1999
IEEE
15 years 6 months ago
Simulative performance analysis of gossip failure detection for scalable distributed systems
Three protocols for gossip-based failure detection services in large-scale heterogeneous clusters are analyzed and compared. The basic gossip protocol provides a means by which fai...
Mark W. Burns, Alan D. George, Bradley A. Wallace
MVA
2002
254views Computer Vision» more  MVA 2002»
15 years 6 months ago
Retinal Blood Vessel Extraction by Using Multi-resolution Matched Filtering and Directional Region Growing Segmentation
Anew method to extract retinal blood vessels from a colour fundus image is described. Digital colour h d u s images are contrast enhanced in order to obtain sharp edges. The green...
Mitsutoshi Himaga, David Usher, James F. Boyce
PRL
2002
67views more  PRL 2002»
15 years 6 months ago
A pseudo-nearest-neighbor approach for missing data recovery on Gaussian random data sets
Missing data handling is an important preparation step for most data discrimination or mining tasks. Inappropriate treatment of missing data may cause large errors or false result...
Xiaolu Huang, Qiuming Zhu
SAC
2002
ACM
15 years 6 months ago
Benefits of document maps for text access in knowledge management: a comparative study
Analyzing, structuring and organizing documented knowledge is an important aspect of knowledge management. In order to ease the access to text collections, in literature so-called...
Andreas Becks, Christian Seeling, Ralf Minkenberg