Related publications (358)

Capteurs et algorithmes pour la localisation autonome en mode pédestre

Quentin Ladetto

The challenge of knowing one's position in a precise and reliable way, at any time, with and without reception of satellite signals, represents an area fairly explored for the navigation of vehicles. To widen this service to the pedestrians requires a diff ...
EPFL2003

Development of Miniature Manipulators for Applications in Biology and Nanotechnologies

Jean-Marc Breguet, Walter Driesen

In the precision engineering industry, research and development is undertaken towards the development of microfactories, miniaturized environments for fabrication and assembly of small components. Micro handling and micromanipulation, especially in biology ...
2003

Towards A More Rigorous Boresight Determination: Theory, Technology and Realities of Inertial/GPS Sensor Orientation

Jan Skaloud

This work focuses on the stochastic properties of boresight determination between a strapdown IMU and a frame-based imaging sensor. The core of the stochastic model is a rigorous error propagation of the estimated input accuracies and their correlations. ...
2003

Small-scale hydrodynamics in lakes

Alfred Johny Wüest

Recent small-scale turbulence observations allow the mixing regimes in lakes, reservoirs, and other enclosed basins to be categorized into the turbulent surface and bottom boundary layers as well as the comparably quiet interior. The surface layer consists ...
Annual Reviews2003

An Alternative Approach to Vision Techniques - Pedestrian Navigation System based on Digital Magnetic Compass and Gyroscope Integration

Bertrand Merminod, Quentin Ladetto

Over the last few years, research had been conducted on how to develop basic mobility aid for visually impaired and blind people using vision and image processing techniques. However, our research at Geodetic Engineering Laboratory has taken a different vi ...
2002

High Efficiency Road Status Monitoring System

Phillip Tomé, Telmo Cunha

This paper presents an application where an integrated GPS/IMU system is used for land survey (mounted on a van), providing a significant improvement on the efficiency of the road status monitoring process. Being initially developed for aircraft navigation ...
2002

Digital Magnetic Compass and Gyroscope Integration for Pedestrian Navigation

Bertrand Merminod, Quentin Ladetto

When satellite signals are available, the localisation of a pedestrian is fairly straightforward. However, in cities or indoors, dead reckoning systems are necessary. Our current research focuses on the development of algorithms for pedestrian navigation i ...
2002

Tightly Coupled GPS and Dead-Reckoning Navigation for Fleet Management Applications

Phillip Tomé, Telmo Cunha

This article discusses the problem of GPS integration with dead-reckoning sensors for land vehicle navigation applications. The discussion follows the results of the development and implementation of navigation systems for management of fleets, one of them ...
2002

Can accelerometry accurately predict the energy cost of uphill/downhill walking?

Kamiar Aminian, Yves Schutz

To evaluate whether an activity monitor based on body acceleration measurement can accurately assess the energy cost of the human locomotion, 12 subjects walked a combination of three different speeds (preferred speed+/-1 km/h) and seven slopes (-15 to + 1 ...
2001

Accurate orientation for airborne mapping systems

Jan Skaloud

Stringent requirements on the accuracy of attitude determi- nation are currently a major challenge for strapdown INS/GPS integration, which is at the core of self-contained airborne remote sensing and mapping systems. This paper reviews the error models fo ...
2000

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