171 search results - page 1 / 35 » Rigid Image Registration based on Pixel Grouping |
ICIAP
2007
ACM
13 years 11 months ago
2007
ACM
We propose a pixel similarity-based algorithm enabling accurate rigid registration between single and multimodal images. The method relies on the partitioning of a reference image...
CVPR
2008
IEEE
13 years 6 months ago
2008
IEEE
Rigid registration of intraoperative ultrasound (US) and CT is an important technique to provide real-time guidance for preoperative images and models. Due to the speckle noise an...
ICIP
2007
IEEE
14 years 6 months ago
2007
IEEE
Current multimodal registration methods almost always rely on local gradient-descent type optimization strategies. Such registration methods often converge to an incorrect local o...
MICCAI
2004
Springer
14 years 5 months ago
2004
Springer
Abstract. We propose the use of a particle filter as a solution to the rigid shapebased registration problem commonly found in computer-assisted surgery. This approach is especiall...
MICCAI
2004
Springer
14 years 5 months ago
2004
Springer
This paper presents a method to register a preoperative CT volume to a sparse set of intraoperative US slices. In the context of percutaneous renal puncture, the aim is to transfer...