MIAR
2010
IEEE
13 years 10 months ago
2010
IEEE
Cardiac Motion artifacts in PET are a well known problem. The heart undergoes two types of motion, the motion due to respiratory displacement and the motion due to cardiac contract...
DAGM
2005
Springer
14 years 5 months ago
2005
Springer
Usually, optical flow computation is based on grayscale images and the brightness conservation assumption. Recently, some authors have investigated in transferring gradient-based ...