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ISPAN
2005
IEEE
14 years 1 months ago
QoS-Energy aware Broadcast for Sensor Networks
We present QoS Geometric Broadcast Protocol (QoSGBP), a novel broadcasting protocol for heterogeneous wireless ad hoc and sensor networks. While broadcasting is a very energy-expe...
Arjan Durresi, Vamsi Paruchuri, Leonard Barolli
SODA
2003
ACM
131views Algorithms» more  SODA 2003»
13 years 9 months ago
Root comparison techniques applied to computing the additively weighted Voronoi diagram
This work examines algebraic techniques for comparing quadratic algebraic numbers, thus yielding methods for deciding key predicates in various geometric constructions. Our motiva...
Menelaos I. Karavelas, Ioannis Z. Emiris
WSCG
2003
149views more  WSCG 2003»
13 years 9 months ago
Boolean Operations on Feature-based Models
Boolean operations and feature-based modeling are closely linked domains. For example, several, sometimes many Boolean operations are involved during a feature instantiation or mo...
Yvon Gardan, Christian Minich, Estelle Perrin
PAMI
2008
157views more  PAMI 2008»
13 years 7 months ago
Subpixel Photometric Stereo
Conventional photometric stereo recovers one normal direction per pixel of the input image. This fundamentally limits the scale of recovered geometry to the resolution of the input...
Ping Tan, Stephen Lin, Long Quan
TOG
2008
143views more  TOG 2008»
13 years 7 months ago
Discovering structural regularity in 3D geometry
We introduce a computational framework for discovering regular or repeated geometric structures in 3D shapes. We describe and classify possible regular structures and present an e...
Mark Pauly, Niloy J. Mitra, Johannes Wallner, Helm...