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PAKDD
2009
ACM
124views Data Mining» more  PAKDD 2009»
16 years 1 months ago
Dynamic Exponential Family Matrix Factorization
Abstract. We propose a new approach to modeling time-varying relational data such as e-mail transactions based on a dynamic extension of matrix factorization. To estimate effectiv...
Kohei Hayashi, Junichiro Hirayama, Shin Ishii
GLOBECOM
2007
IEEE
16 years 1 months ago
ARMA Synthesis of Fading Channels- an Application to the Generation of Dynamic MIMO Channels
— Adaptive transceivers play an important role in wireless communications and the design of MIMO systems. Therefore models that enable simulation of dynamic and time varying chan...
Hani Mehrpouyan, Steven D. Blostein
ICC
2007
IEEE
120views Communications» more  ICC 2007»
16 years 1 months ago
On the Stability of the Malware Free Equilibrium in Cell Phones Networks with Spatial Dynamics
Abstract— Recent outbreaks of virus and worm attacks targeted at cell phones have bought to the forefront the seriousness of the security threat to this increasingly popular mean...
Krishna K. Ramachandran, Biplab Sikdar
ICNSC
2007
IEEE
16 years 1 months ago
Dynamic Analysis and Traversability Prediction of Tracked Vehicles on Soft Terrain
– Unmanned ground vehicles are widely used in industries where repetitive tasks or high risk missions are required. Such vehicles usually operate on soft deformable terrains and ...
Said Al-Milli, Kaspar Althoefer, Lakmal D. Senevir...
IROS
2007
IEEE
105views Robotics» more  IROS 2007»
16 years 1 months ago
Dynamics of step-climbing with deformable wheels and applications for mobile Robotics
—Wheeled-mobile robots operating in human environments typically encounter small steps. Surmounting steps is normally not considered when determining peak torque needs, yet it ca...
Alexander Wilhelm, William W. Melek, Jan Paul Huis...