Interface Detection in Diffusion Tensor MRI
- Topics:
- Healthcare Services
- Source:
- Springer Science+Business Media
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Overview: This paper presents a new method for detecting the interface, or edge, structure present in diffusion MRI. Interface detection is an important first step for applications including segmentation and registration. Additionally, due to the higher dimensionality of tensor data, humans are visually unable to detect edges as easily as in scalar data, so edge detection has potential applications in diffusion tensor visualization. Their method employs the computer vision techniques of local structure filtering and normalized convolution. They detect the edges in the tensor field by calculating a generalized local structure tensor, based on the sum of the outer products of the gradients of the tensor components.
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Format: PDF | Size: 558KB | Date: Sep 2004 | Pages: 8




