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ECIR
2009
Springer
16 years 1 months ago
The Combination and Evaluation of Query Performance Prediction Methods
Abstract. In this paper, we examine a number of newly applied methods for combining pre-retrieval query performance predictors in order to obtain a better prediction of the queryâ€...
Claudia Hauff, Leif Azzopardi, Djoerd Hiemstra
IUI
2009
ACM
16 years 1 months ago
Subobject detection through spatial relationships on mobile phones
We present a novel image classiï¬cation technique for detecting multiple objects (called subobjects) in a single image. In addition to image classiï¬ers, we apply spatial relati...
Benjamin Brombach, Erich Bruns, Oliver Bimber
EICS
2009
ACM
15 years 11 months ago
GT/SD: performance and simplicity in a groupware toolkit
Many tools exist for developing real-time distributed groupware, but most of these tools focus primarily on the performance of the resulting system, or on simplifying the developm...
Brian de Alwis, Carl Gutwin, Saul Greenberg
ICDCSW
2008
IEEE
15 years 11 months ago
On the Modeling of Honest Players in Reputation Systems
Reputation mechanisms are a key technique to trust assessment in large-scale decentralized systems. The effectiveness of reputation-based trust management fundamentally relies on ...
Qing Zhang, Ting Yu
RTSS
2008
IEEE
15 years 11 months ago
Schedulability and Compatibility of Real Time Asynchronous Objects
Abstract—We apply automata theory to specifying behavioral interfaces of objects and show how to check schedulability and compatibility of real time asynchronous objects. The beh...
Mohammad Mahdi Jaghoori, Delphine Longuet, Frank S...