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SIGMOD
1995
ACM
132views Database» more  SIGMOD 1995»
15 years 8 months ago
Efficient Optimistic Concurrency Control Using Loosely Synchronized Clocks
This paper describes an efficient optimistic concurrency control scheme for use in distributed database systems in which objects are cached and manipulated at client machines whil...
Atul Adya, Robert Gruber, Barbara Liskov, Umesh Ma...
PPOPP
1991
ACM
15 years 8 months ago
Dynamic Node Reconfiguration in a Parallel-Distributed Environment
Idle workstations in a network represent a significant computing potential. In particular, their processing power can be used by parallel-distributed programs that treat the netwo...
Michael J. Feeley, Brian N. Bershad, Jeffrey S. Ch...
ECCV
2010
Springer
15 years 7 months ago
Efficient object category recognition using classemes
We introduce a new descriptor for images which allows the construction of efficient and compact classifiers with good accuracy on object category recognition. The descriptor is the...
INCDM
2010
Springer
152views Data Mining» more  INCDM 2010»
15 years 7 months ago
Spam Email Filtering Using Network-Level Properties
Abstract. Spam is serious problem that affects email users (e.g. phishing attacks, viruses and time spent reading unwanted messages). We propose a novel spam email filtering appr...
Paulo Cortez, André Correia, Pedro Sousa, M...
DAS
2010
Springer
15 years 7 months ago
Improved classification through runoff elections
We consider the problem of dealing with irrelevant votes when a multi-case classifier is built from an ensemble of binary classifiers. We show how run-off elections can be used to...
Oleg Golubitsky, Stephen M. Watt