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IPMI
1999
Springer
16 years 5 months ago
Co-dimension 2 Geodesic Active Contours for MRA Segmentation
Abstract. Automatic and semi-automatic magnetic resonance angiography (MRA) segmentation techniques can potentially save radiologists large amounts of time required for manual segm...
Liana M. Lorigo, Olivier D. Faugeras, W. Eric L. G...
IPMI
2007
Springer
16 years 5 months ago
Active Mean Fields: Solving the Mean Field Approximation in the Level Set Framework
Abstract. We describe a new approach for estimating the posterior probability of tissue labels. Conventional likelihood models are combined with a curve length prior on boundaries,...
Kilian M. Pohl, Ron Kikinis, William M. Wells III
ALT
2008
Springer
16 years 1 months ago
Active Learning of Group-Structured Environments
The question investigated in this paper is to what extent an input representation influences the success of learning, in particular from the point of view of analyzing agents that...
Gábor Bartók, Csaba Szepesvár...
129
Voted
ISCAS
2007
IEEE
141views Hardware» more  ISCAS 2007»
15 years 11 months ago
Active Visual Tracking of Heading Direction By Combining Motion Energy Neurons
- We describe a robotic vision system that aligns a camera's optical axis with its direction of translation by estimating the focus of expansion. Visual processing is based on...
Stanley Y. M. Lam, Bertram Emil Shi
120
Voted
ICRA
2006
IEEE
136views Robotics» more  ICRA 2006»
15 years 11 months ago
Adaptive Torque Control of Electro-rheological Fluid Brakes used in Active Knee Rehabilitation Devices
- This paper describes the development of an Adaptive Non-linear PI Torque Control for electro-rheological fluid (ERF) based variable resistance brakes that are used in compact and...
Jason Nikitczuk, Abhimanyu Das, Harsh Vyas, Brian ...