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CHI
2002
ACM
14 years 10 months ago
Interacting at a distance: measuring the performance of laser pointers and other devices
It is difficult to interact with computer displays that are across the room. A popular approach is to use laser pointers tracked by a camera, but interaction techniques using lase...
Brad A. Myers, Rishi Bhatnagar, Jeffrey Nichols, C...

Publication
350views
15 years 3 months ago
Programmable Aperture Photography: Multiplexed Light Field Acquisition
In this paper, we present a system including a novel component called programmable aperture and two associated post-processing algorithms for high-quality light field acquisition. ...
Chia-Kai Liang and Tai-Hsu Lin and Bing-Yi Wong a...
ICRA
2009
IEEE
188views Robotics» more  ICRA 2009»
13 years 8 months ago
Onboard contextual classification of 3-D point clouds with learned high-order Markov Random Fields
Contextual reasoning through graphical models such as Markov Random Fields often show superior performance against local classifiers in many domains. Unfortunately, this performanc...
Daniel Munoz, Nicolas Vandapel, Martial Hebert
ICIP
2000
IEEE
14 years 12 months ago
A Spectral Analysis for Light Field Rendering
Image based rendering using the plenoptic function is an efficient technique for re-rendering at different viewpoints. In this paper, we study the sampling and reconstruction prob...
Shing-Chow Chan, Heung-Yeung Shum
MICCAI
2002
Springer
14 years 11 months ago
Endoscope Manipulator for Trans-nasal Neurosurgery, Optimized for and Compatible to Vertical Field Open MRI
This paper preliminarily reports the robotic system working inside the gantry of vertical field Open MRI. This manipulator is new in terms of the application to vertical field Open...
Yoshihiko Koseki, Toshikatsu Washio, Kiyoyuki Chin...