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VLDB
1992
ACM
151views Database» more  VLDB 1992»
15 years 10 months ago
Parallelism in a Main-Memory DBMS: The Performance of PRISMA/DB
This paper evaluates the performance of the parallel, main-memory DBMS, PRISMA/DB. First, an architecture for parallel query execution is presented. A performance model for the ex...
Annita N. Wilschut, Jan Flokstra, Peter M. G. Aper...
SOUPS
2010
ACM
15 years 10 months ago
A closer look at recognition-based graphical passwords on mobile devices
Graphical password systems based on the recognition of photographs are candidates to alleviate current over-reliance on alphanumeric passwords and PINs. However, despite being bas...
Paul Dunphy, Andreas P. Heiner, N. Asokan
AIPS
2003
15 years 7 months ago
Decision-Theoretic Group Elevator Scheduling
We present an efficient algorithm for exact calculation and minimization of expected waiting times of all passengers using a bank of elevators. The dynamics of the system are rep...
Daniel Nikovski, Matthew Brand
GECCO
2008
Springer
121views Optimization» more  GECCO 2008»
15 years 7 months ago
Fast rule representation for continuous attributes in genetics-based machine learning
Genetic-Based Machine Learning Systems (GBML) are comparable in accuracy with other learning methods. However, efficiency is a significant drawback. This paper presents a new rep...
Jaume Bacardit, Natalio Krasnogor
EDBTW
2010
Springer
16 years 1 months ago
Collaborative data privacy for the web
While data privacy is a human right, it is challenging to enforce it. For example, if multiple retailers execute a single order at Amazon Marketplace, each retailer can use diffe...
Clemens Heidinger, Erik Buchmann, Klemens Böh...