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» Location, Localization, and Localizability
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CIKM
2010
Springer
15 years 2 months ago
You are where you tweet: a content-based approach to geo-locating twitter users
We propose and evaluate a probabilistic framework for estimating a Twitter user’s city-level location based purely on the content of the user’s tweets, even in the absence of ...
Zhiyuan Cheng, James Caverlee, Kyumin Lee
CVPR
2007
IEEE
16 years 6 months ago
Objects in Action: An Approach for Combining Action Understanding and Object Perception
Analysis of videos of human-object interactions involves understanding human movements, locating and recognizing objects and observing the effects of human movements on those obje...
Abhinav Gupta, Larry S. Davis
ICCV
2005
IEEE
16 years 6 months ago
Object Recognition in High Clutter Images Using Line Features
We present an object recognition algorithm that uses model and image line features to locate complex objects in high clutter environments. Finding correspondences between model an...
Philip David, Daniel DeMenthon
CHI
2005
ACM
16 years 4 months ago
Life on the edge: supporting collaboration in location-based experiences
We study a collaborative location-based game in which groups of `lions' hunt together on a virtual savannah that is overlaid on an open playing field. The game implements a s...
Steve Benford, Duncan Rowland, Martin Flintham, Ad...
111
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IROS
2008
IEEE
172views Robotics» more  IROS 2008»
15 years 10 months ago
Hand-eye self-calibration of an ultrasound image-based robotic system
— In recent years, there has been an increasing interest in developing systems that couple a robotic device with an ultrasound imager. Applications range from automatic probe pos...
Marie-Aude Vitrani, Guillaume Morel