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ACCV
2009
Springer
13 years 10 months ago
Adaptive-Scale Robust Estimator Using Distribution Model Fitting
We propose a new robust estimator for parameter estimation in highly noisy data with multiple structures and without prior information on the noise scale of inliers. This is a diag...
Trung Ngo Thanh, Hajime Nagahara, Ryusuke Sagawa, ...
ICASSP
2011
IEEE
13 years 14 days ago
How many known symbols are required for linear channel estimation in OFDM?
Training sequences for estimation of channel parameters have been well designed under the condition that the number of the unknown channel parameters is not greater than the numbe...
Shuichi Ohno, Emmanuel Manasseh, Masayoshi Nakamot...
VR
2007
IEEE
214views Virtual Reality» more  VR 2007»
14 years 3 months ago
Single View Camera Calibration for Augmented Virtual Environments
Augmented Virtual Environments (AVE) are very effective in the application of surveillance, in which multiple video streams are projected onto a 3D urban model for better visualiz...
Lu Wang, Suya You, Ulrich Neumann
CGVR
2006
13 years 10 months ago
Calibration-free Line-based Tracking for Video Augmentation
This paper presents a calibration-free line-based tracking method to augment virtual objects into a video sequence. The presented method uses a cube on the first image to calibrat...
Bolan Jiang
ICIP
2001
IEEE
14 years 10 months ago
Facial parameter extraction system based on active contours
This paper addresses the application of active contours or snakes for location and tracking of facial features. Conventional snake approaches find the position of the snake by fin...
Montse Pardàs, Marcos Losada