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243
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IDEAS
2010
IEEE
238views Database» more  IDEAS 2010»
15 years 4 months ago
An integrative approach to query optimization in native XML database management systems
Even though an effective cost-based query optimizer is of utmost importance for the efficient evaluation of XQuery expressions in native XML database systems, such a component is...
Andreas M. Weiner, Theo Härder
OPODIS
2004
15 years 7 months ago
A Constraint-Based Formalism for Consistency in Replicated Systems
Abstract. We present a formalism for modeling replication in a distributed system with concurrent users sharing information. It is based on actions, which represent operations requ...
Marc Shapiro, Karthikeyan Bhargavan, Nishith Krish...
ICRA
2002
IEEE
133views Robotics» more  ICRA 2002»
15 years 11 months ago
Stereo-Based Obstacle Avoidance in Indoor Environments with Active Sensor Re-Calibration
We present a stereo-based obstacle avoidance system for mobile vehicles. The system operates in three steps. First, it models the surface geometry of supporting surface and remove...
Darius Burschka, Stephen Lee, Gregory D. Hager
225
Voted
DEPCOS
2008
IEEE
180views Hardware» more  DEPCOS 2008»
16 years 18 days ago
A Resilient SIL 2 Driver Machine Interface for Train Control Systems
In railway train-borne equipment, the Driver Machine Interface (DMI) acts like a bridge between the train driver and the onboard automatic train control system (European Vital Com...
Andrea Ceccarelli, István Majzik, Danilo Io...
167
Voted
IEEEAMS
2003
IEEE
15 years 11 months ago
Programming Systems for Autonomy
This paper describes a new approach to programming autonomic systems. Autonomic functions are integrated into element objects at design time using a special language called JSpoon...
Alexander V. Konstantinou, Yechiam Yemini