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JCM
2007
78views more  JCM 2007»
15 years 6 months ago
Blind CFO Estimators for OFDM/OQAM Systems With Null Subcarriers
— This paper deals with the problem of blind carrier-frequency offset (CFO) estimation in OFDM systems based on offset quadrature amplitude modulation (OFDM/OQAM) with null subca...
Tilde Fusco, Mario Tanda
ECCV
2010
Springer
15 years 12 months ago
Dynamic Color Flow: A Motion-Adaptive Color Model for Object Segmentation in Video
Accurately modeling object colors, and features in general, plays a critical role in video segmentation and analysis. Commonly used color models, such as global Gaussian mixtures, ...
MICCAI
2009
Springer
15 years 11 months ago
3-D Respiratory Motion Compensation during EP Procedures by Image-Based 3-D Lasso Catheter Model Generation and Tracking
Radio-frequency catheter ablation of the pulmonary veins attached to the left atrium is usually carried out under fluoroscopy guidance. Two-dimensional X-ray navigation may involv...
Alexander Brost, Rui Liao, Joachim Hornegger, Norb...
MICCAI
2001
Springer
15 years 11 months ago
Cardiac Motion Analysis from Ultrasound Sequences Using Non-rigid Registration
Abstract. In this article we propose a cardiac motion estimation technique that uses non-rigid registration to compute the dense cardiac displacement field from 2D ultrasound sequ...
María J. Ledesma-Carbayo, Jan Kybic, Manuel...
IVC
2008
129views more  IVC 2008»
15 years 6 months ago
3D Motion from structures of points, lines and planes
In this article we propose a method for estimating the camera motion from a video-sequence acquired in the presence of general 3D structures. Solutions to this problem are commonl...
Andrea Dell'Acqua, Augusto Sarti, Stefano Tubaro