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» Approximation algorithms for developable surfaces
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INFOCOM
2010
IEEE
15 years 4 months ago
Maintaining Approximate Minimum Steiner Tree and k-center for Mobile Agents in a Sensor Network
Abstract--We study the problem of maintaining group communication between m mobile agents, tracked and helped by n static networked sensors. We develop algorithms to maintain a O(l...
Dengpan Zhou, Jie Gao
CAD
2005
Springer
15 years 6 months ago
Drawing curves onto a cloud of points for point-based modelling
Point-based geometric models are gaining popularity in both the computer graphics and CAD fields. A related design/modelling problem is the focus of the reported research: drawing...
Phillip N. Azariadis, Nickolas S. Sapidis
ICPR
2006
IEEE
16 years 7 months ago
Fingerprint Matching Method Using Minutiae Clustering and Warping
Solving non-linear distortion problems in fingerprint matching is important and still remains as a challenging topic. We have developed a new fingerprint matching method to deal w...
Dongjin Kwon, Duck Hoon Kim, Il Dong Yun, Sang Uk ...
IV
2007
IEEE
133views Visualization» more  IV 2007»
16 years 19 days ago
CrystalDome: A Projected Hemispherical Display with a Gestural Interface
CrystalDome is an inexpensive alternative to a volumetric display based on video projector technology that supports omni-directional viewing (Figure 1). It can show mapped spheric...
Francis T. Marchese, Jonas Borjesson, Josh Rose
ICIP
2003
IEEE
16 years 8 months ago
Approximation and compression of piecewise smooth images using a wavelet/wedgelet geometric model
Inherent to photograph-like images are two types of structures: large smooth regions and geometrically smooth edge contours separating those regions. Over the past years, efficien...
Justin K. Romberg, Michael B. Wakin, Richard G. Ba...