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ICDE
2012
IEEE
309views Database» more  ICDE 2012»
12 years 1 months ago
Evaluation of Clusterings - Metrics and Visual Support
—When comparing clustering results, any evaluation metric breaks down the available information to a single number. However, a lot of evaluation metrics are around, that are not ...
Elke Achtert, Sascha Goldhofer, Hans-Peter Kriegel...
TSP
2010
13 years 6 months ago
Beamforming and rate allocation in MISO cognitive radio networks
We consider decentralized multiantenna cognitive radio networks where the secondary (cognitive) users are granted simultaneous spectrum access along with the license-holding (prima...
Ali Tajer, Narayan Prasad, Xiaodong Wang
JORS
2010
189views more  JORS 2010»
13 years 6 months ago
Monte Carlo scenario generation for retail loan portfolios
Monte Carlo simulation is a common method for studying the volatility of market traded instruments. It is less employed in retail lending, because of the inherent nonlinearities in...
J. L. Breeden, D. Ingram
ENTCS
2010
118views more  ENTCS 2010»
13 years 8 months ago
Transaction Scripts: Making Implicit Scenarios Explicit
We describe a true-concurrent approach for managing dependencies between distributed and concurrent coordinator components of a long-running transaction. In previous work we have ...
Sotiris Moschoyiannis, Amir R. Razavi, Paul J. Kra...
CCE
2010
13 years 8 months ago
A simple heuristic for reducing the number of scenarios in two-stage stochastic programming
In this work we address the problem of solving multiscenario optimization models that are deterministic equivalents of two-stage stochastic programs. We present a heuristic approx...
Ramkumar Karuppiah, Mariano Martín, Ignacio...
ICSEA
2009
IEEE
13 years 9 months ago
Validation of Scenario-Based Business Requirements with Coloured Petri Nets
A scenario can be used to describe a possible instantiation of a given business use case and can be expressed for example as a list of steps written in natural language, or by an ...
Óscar R. Ribeiro, João M. Fernandes
HCI
2009
13 years 9 months ago
Supporting Scenario-Based Product Design and Its Adapters: An Informal Framework for Scenario Creation and Use
This paper proposes a support tool for designers who have realized the potential benefits of using a scenario-based approach, yet need a more concrete guidance for its implementati...
Irene Anggreeni, Mascha van der Voort
PDPTA
2010
13 years 9 months ago
Distributed Mobile Computing: Development of Distributed Applications Using Mobile Agents
There exist distributed scenarios in which the need for dynamism, mobility, and adaptivity, has to be addressed with highly dynamical approaches. These scenarios present different ...
Carlos Bobed, Sergio Ilarri, Eduardo Mena
ICST
2010
IEEE
13 years 9 months ago
GraphSeq: A Graph Matching Tool for the Extraction of Mobility Patterns
Mobile computing systems provide new challenges for verification. One of them is the dynamicity of the system structure, with mobility-induced connections and disconnections, dynam...
Minh Duc Nguyen, Hélène Waeselynck, ...
VL
2010
IEEE
256views Visual Languages» more  VL 2010»
13 years 9 months ago
SheetDiff: A Tool for Identifying Changes in Spreadsheets
Most spreadsheets, like other software, change over time. A frequently occurring scenario is the repeated reuse and adaptation of spreadsheets from one project to another. If seve...
Chris Chambers, Martin Erwig, Markus Luckey