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ML
2015
ACM
8 years 6 months ago
Additive regularization of topic models
Abstract. Probabilistic topic modeling of text collections is a powerful tool for statistical text analysis. Determining the optimal number of topics remains a challenging problem ...
Konstantin Vorontsov, Anna Potapenko
ML
2015
ACM
8 years 6 months ago
Meta-interpretive learning of higher-order dyadic datalog: predicate invention revisited
In recent years Predicate Invention has been underexplored within Inductive Logic Programming due to difficulties in formulating efficient search mechanisms. However, a recent p...
Stephen H. Muggleton, Dianhuan Lin, Alireza Tamadd...
AINA
2015
IEEE
8 years 6 months ago
Content Access Control Scheme for P2P Networks Using a Reputation Value
—In recent years, with the improvement of the high speed communication infrastructure, P2P content distribution systems have been attracting more attention. In a P2P content dist...
Kentaro Aburada, Yoshihiro Kita, Mirang Park, Naon...
AIMS
2015
Springer
8 years 6 months ago
Characterizing the IPv6 Security Landscape by Large-Scale Measurements
Networks are transitioning from IP version 4 to the new version 6. Fundamental differences in the protocols introduce new security challenges with varying levels of evidence. As e...
Luuk Hendriks, Anna Sperotto, Aiko Pras
AIMS
2015
Springer
8 years 6 months ago
How Asymmetric Is the Internet? - A Study to Support the Use of Traceroute
A network path is a path that a packet takes to reach its target. However, determining the network path that a host uses to reach it’s target from the viewpoint of the latter is ...
Wouter Willem de Vries, José Jair Santanna,...
AIME
2015
Springer
8 years 6 months ago
Using a virtual environment to test a mobile app for the ambient assisted living
In recent years the number of ICT-based solutions for the Ambient/Active Assisted Living (AAL) has grown continuously. Such technologies need to be validated before being used on a...
Paolo Calvaresi, Aldo Franco Dragoni, Matteo Pierd...
AIME
2015
Springer
8 years 6 months ago
Monitoring people that need assistance through a sensor-based system: evaluation and first results
Abstract. Decline in daily functioning usually involves the reduction and discontinuity in daily routines; entailing a considerable decrease of the quality of life (QoL). This is e...
Xavier Rafael Palou, Eloisa Vargiu, Felip Miralles
AIME
2015
Springer
8 years 6 months ago
Causal Discovery from Medical Data: Dealing with Missing Values and a Mixture of Discrete and Continuous Data
Causal discovery is an increasingly popular method for data analysis in the field of medical research. In this paper we consider two challenges in causal discovery that occur very...
Elena Sokolova, Perry Groot, Tom Claassen, Daniel ...