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JFR
2007
94views more  JFR 2007»
15 years 6 months ago
Vision-aided inertial navigation for pin-point landing using observations of mapped landmarks
In this paper we describe an Extended Kalman Filter (EKF) algorithm for estimating the pose and velocity of a spacecraft during Entry, Descent and Landing (EDL). The proposed esti...
Nikolas Trawny, Anastasios I. Mourikis, Stergios I...
CIARP
2006
Springer
15 years 10 months ago
Linear Radial Patterns Characterization for Automatic Detection of Tonic Intestinal Contractions
This work tackles the categorization of general linear radial patterns by means of the valleys and ridges detection and the use of descriptors of directional information, which are...
Fernando Vilariño, Panagiota Spyridonos, Jo...
CSCLP
2006
Springer
15 years 10 months ago
A Constraint Model for State Transitions in Disjunctive Resources
Abstract. Traditional resources in scheduling are simple machines where a capacity is the main restriction. However, in practice there frequently appear resources with more complex...
Roman Barták, Ondrej Cepek
ECAI
2000
Springer
15 years 10 months ago
Verification Programs for Abduction
Abstract. We call verification the process of finding the actual explanation of a given set of manifestations. We consider an abductive setting, in which explanations are sets of a...
Paolo Liberatore, Francesco M. Donini
ISCAS
1995
IEEE
55views Hardware» more  ISCAS 1995»
15 years 10 months ago
Linearising Sigma-Delta Modulators Using Dither and Chaos
- Recent work has shown that high-order single-bit sigma-delta modulators suffer from lowlevel artifacts such as idle tones and noise modulation. Techniques that have been proposed...
Chris Dunn, Mark B. Sandler