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Published on: December 15, 2023
Boundary detection in multidimensions
J K Udupa1, S N Srihari, G T Herman
1Medical Image Processing Group, Department of Computer Science, State University of New York at Buffalo, Amherst, NY 14226; Medical Image Processing Group, Department of Radiology.
This study generalizes image processing concepts like adjacency and connectivity to multidimensional spaces for analyzing time-varying and computerized tomography data. Algorithms for boundary detection in these complex spaces are presented and evaluated.
Area of Science:
- Computer vision
- Image processing
- Computational geometry
Background:
- Standard image processing relies on 2D/3D concepts.
- Analyzing dynamic or volumetric data requires higher dimensions.
- Existing methods lack generalization for multidimensional spaces.
Purpose of the Study:
- To generalize fundamental image processing concepts (adjacency, connectivity, boundary) to 3D and 4D discrete spaces.
- To develop and present algorithms for boundary detection in multidimensional image data.
- To analyze the performance and complexity of these novel algorithms.
Main Methods:
- Definition of generalized adjacency and connectivity in N-dimensional spaces.
- Development of boundary detection algorithms for multidimensional discrete spaces.
- Theoretical complexity analysis and simulation using computerized tomography data.
Main Results:
- Unified terminology for multidimensional image analysis concepts established.
- Novel algorithms for boundary detection in 3D and 4D spaces demonstrated.
- Performance evaluation shows effectiveness with simulated computerized tomography data.
Conclusions:
- The proposed framework successfully extends image processing concepts to higher dimensions.
- The developed algorithms provide efficient boundary detection for complex datasets.
- This work is crucial for advancing image analysis in fields like medical imaging.
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