171 search results - page 1 / 35 » Rigid Image Registration based on Pixel Grouping |
ICIAP
2007
ACM
14 years 4 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 11 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 11 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 10 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 10 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...