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NAACL
2007
13 years 10 months ago
Data-Driven Graph Construction for Semi-Supervised Graph-Based Learning in NLP
Graph-based semi-supervised learning has recently emerged as a promising approach to data-sparse learning problems in natural language processing. All graph-based algorithms rely ...
Andrei Alexandrescu, Katrin Kirchhoff
IJCAI
1997
13 years 10 months ago
Computational Complexity of Multi-way, Dataflow Constraint Problems
Although it is acknowledged that multi-way dataflow constraints are useful in interactive applications, concerns about their tractability have hindered their acceptance. Certain l...
Gilles Trombettoni, Bertrand Neveu
CDC
2008
IEEE
115views Control Systems» more  CDC 2008»
13 years 9 months ago
Ensemble-on-demand Kalman filter for large-scale systems with time-sparse measurements
The ensemble Kalman filter for data assimilation involves the propagation of a collection of ensemble members. Under the assumption of time-sparse measurements, we avoid propagatin...
In Sung Kim, Bruno Otávio Soares Teixeira, ...
JCP
2008
104views more  JCP 2008»
13 years 9 months ago
Trusted Decision Mechanism Based on Fuzzy Logic for Open Network
Trust mechanism will be an important trend in the field of security for open network. But, as an important factor risk is little considered in trust model. In this paper, Further w...
Lin Zhang, Ruchuan Wang, Haiyan Wang
TWC
2008
104views more  TWC 2008»
13 years 8 months ago
Multiple symbol differential detection for UWB communications
In ultra-wideband (UWB) communications, the typical signal propagation through dense multipath fading offers potentially very large multipath diversity, but at the same time compl...
Vincenzo Lottici, Zhi Tian