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Techniques for the rapid display and manipulation of 3-D biomedical data
S M Goldwasser1, R A Reynolds, D A Talton
1Dynamic Digital Displays, Inc., Philadelphia, PA 19104.
Summary
High-speed 3-D medical imaging visualization is becoming more accessible. This paper explores hardware-based solutions for real-time display and manipulation of 3-D medical objects from CT, MR, and PET scans.
Area of Science:
- Medical imaging
- Computer graphics
- High-performance computing
Background:
- Interactive 3-D workstations with real-time performance are becoming more prevalent.
- Advancements in technology and cost-effective commercial systems are driving this trend.
Purpose of the Study:
- To introduce high-speed approaches for displaying and manipulating 3-D medical objects.
- To cover techniques for processing data from computed tomography (CT), magnetic resonance (MR), and positron emission tomography (PET) systems.
Main Methods:
- Exploration of software-based techniques on conventional minicomputers.
- Discussion of hardware-assisted devices like array processors and programmable frame buffers.
- Examination of specialized computer architectures for high-performance systems.
Main Results:
- Hardware-based approaches, particularly parallel processing, are highlighted for achieving true real-time systems.
- Both algorithmic and architectural solutions are considered for 3-D medical object visualization.
Conclusions:
- Hardware acceleration is crucial for implementing real-time 3-D medical visualization.
- The integration of advanced hardware and algorithms will enhance the interactive display and manipulation of complex medical data.