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Terahertz Imaging for Paper Handling of Legacy Documents
Min Zhai1,2, Alexandre Locquet1,2, David S Citrin1,2
1Georgia Tech-CNRS IRL2958, Georgia Tech Lorraine, 2 Rue Marconi, 57070 Metz, France.
Sensors (Basel, Switzerland)
|October 26, 2021
Summary
Terahertz technology can automate paper handling by accurately counting sheets in stacks and locating stapled documents within legacy collections, proving useful for archives and libraries.
Area of Science:
- Applied Physics
- Document Management Technology
Background:
- Global demand for printing and writing paper remains high, contrary to 'paperless office' predictions.
- Organizations like governments, libraries, and archives manage extensive collections of legacy documents requiring sorting and scanning.
Purpose of the Study:
- To demonstrate the application of terahertz-based techniques for automated paper handling.
- To address routine tasks in managing unsorted legacy document collections.
Main Methods:
- Utilizing terahertz-based techniques for non-destructive analysis of paper stacks.
- Developing methods for sheet counting in unconsolidated paper stacks.
- Implementing techniques to locate stapled documents within mixed paper collections.
Main Results:
- Successful demonstration of terahertz-based sheet counting in paper stacks.
- Effective localization of stapled documents embedded in paper collections.
- Validation of terahertz technology for automated paper handling tasks.
Conclusions:
- Terahertz technology offers a viable solution for automating routine tasks in managing large volumes of legacy paper documents.
- The demonstrated techniques can enhance efficiency in sorting, scanning, and archiving processes.
- Paper document management will continue to benefit from advanced technological solutions.
