Sciweavers

719 search results - page 117 / 144
» On Positioning for Augmented Reality Systems
Sort
View
ICIP
2010
IEEE
13 years 6 months ago
Fast geometric re-ranking for image-based retrieval
We present a fast and efficient geometric re-ranking method that can be incorporated in a feature based image-based retrieval system that utilizes a Vocabulary Tree (VT). We form ...
Sam S. Tsai, David Chen, Gabriel Takacs, Vijay Cha...
TEI
2012
ACM
256views Hardware» more  TEI 2012»
12 years 4 months ago
Situated modeling: a shape-stamping interface with tangible primitives
Existing 3D sketching methods typically allow the user to draw in empty space which is imprecise and lacks tactile feedback. We introduce a shape-stamping interface where users ca...
Manfred Lau, Masaki Hirose, Akira Ohgawara, Jun Mi...
INFOCOM
2009
IEEE
14 years 3 months ago
VirtualFace: An Algorithm to Guarantee Packet Delivery of Virtual-Coordinate-Based Routing Protocols in Wireless Sensor Networks
Abstract—Because the global positioning system (GPS) consumes a large amount of power and does not work indoors, many virtual-coordinate-based routing protocols are proposed for ...
Ming-Jer Tsai, Fang-Ru Wang, Hong-Yen Yang, Yuan-P...
CRV
2005
IEEE
198views Robotics» more  CRV 2005»
14 years 2 months ago
Analysis of Player Actions in Selected Hockey Game Situations
We present a proof of concept system to represent and reason about hockey play. The system takes as input player motion trajectory data tracked from game video and supported by kn...
Fahong Li, Robert J. Woodham
BILDMED
2007
107views Algorithms» more  BILDMED 2007»
13 years 10 months ago
Interactive Guidance System for C-Arm Repositioning Without Radiation
Abstract. The problem of repositioning mobile C-arms to defined target locations during surgical procedures currently requires not only time, but also skill and additional radiati...
Tassilo Klein, Selim Benhimane, Jörg Traub, S...