1990 search results - page 260 / 398 » Conceptual User Tracking |
352
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VR
2011
IEEE
14 years 8 months ago
2011
IEEE
Abstract Modeling tools typically have their own interaction methods for combining virtual objects. For realistic composition in 3D space, many researchers from the fields of virt...
173
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JMM2
2006
15 years 5 months ago
2006
There are a few fundamental pointing-based user interface techniques for performing selections in 3D environments. One of these techniques is ray pointing, which makes selections b...
147
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ICPR
2000
IEEE
16 years 6 months ago
2000
IEEE
We describe a system which is designed to assist in extracting high-level information from sets or sequences of images. We show that the method of principal components analysis fo...
141
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MICCAI
2007
Springer
16 years 6 months ago
2007
Springer
Abstract. This paper presents a method for registering 3D intracardiac echo (ICE) to pre-operative images. A magnetic tracking sensor is integrated on the ICE catheter tip to provi...
132
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CHI
2005
ACM
16 years 5 months ago
2005
ACM
The problem of tracking hands and fingers on natural scenes has received much attention using passive acquisition vision systems and computationally intense image processing. We a...