MIAR
2010
IEEE
13 years 3 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
13 years 10 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 ...