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SIGIR
2008
ACM
15 years 6 months ago
A study of methods for negative relevance feedback
Negative relevance feedback is a special case of relevance feedback where we do not have any positive example; this often happens when the topic is difficult and the search result...
Xuanhui Wang, Hui Fang, ChengXiang Zhai
FODO
1998
Springer
242views Algorithms» more  FODO 1998»
15 years 11 months ago
Optimizing OID Indexing Cost in Temporal Object-Oriented Database Systems
In object-oriented database systems (OODB) with logical OIDs, an OID index (OIDX) is needed to map from OID to the physical location of the object. In a transaction time temporal ...
Kjetil Nørvåg, Kjell Bratbergsengen
SCN
2010
Springer
144views Communications» more  SCN 2010»
15 years 5 months ago
Generic Constructions of Parallel Key-Insulated Encryption
Exposure of a secret key is a significant threat in practice. As a notion of security against key exposure, Dodis et al. advocated key-insulated security, and proposed concrete k...
Goichiro Hanaoka, Jian Weng
MSWIM
2009
ACM
16 years 1 months ago
On the impact of far-away interference on evaluations of wireless multihop networks
It is common practice in wireless multihop network evaluations to ignore interfering signals below a certain signal strength threshold. This paper investigates the thesis that thi...
Douglas M. Blough, Claudia Canali, Giovanni Resta,...
MSWIM
2004
ACM
16 years 4 days ago
On utility-based radio resource management with and without service guarantees
In this paper we discuss utility functions models to study Radio Resource Management. Our goal is to identify the characteristics of the wireless systems which make such theoretic...
Leonardo Badia, Michele Zorzi