Hyperspectral document image processing: Applications, challenges and future prospects
作者：
Highlights：
• Important application areas such as signature extraction, ink or document aging, information retrieval from historical document images, paintings analysis and forensic analysis of documents are reviewed.
• Challenges involved in the hyperspectral document image acquisition are discussed.
• Challenges involved in the pre-processing of HS document images are discussed.
• A detailed review and discussion of the commercial HSI systems for document image analysis is presented.
• The survey will provide useful information to researchers and forensic scientists towards this exciting technology and help them to solve many challenging problems of document image analysis.
摘要
•Important application areas such as signature extraction, ink or document aging, information retrieval from historical document images, paintings analysis and forensic analysis of documents are reviewed.•Challenges involved in the hyperspectral document image acquisition are discussed.•Challenges involved in the pre-processing of HS document images are discussed.•A detailed review and discussion of the commercial HSI systems for document image analysis is presented.•The survey will provide useful information to researchers and forensic scientists towards this exciting technology and help them to solve many challenging problems of document image analysis.
论文关键词：Hyperspectral document imaging,Signature extraction,Historical document image analysis,Cultural heritage,Ink mismatch detection
论文评审过程：Received 16 November 2017, Revised 18 October 2018, Accepted 13 January 2019, Available online 15 January 2019, Version of Record 17 January 2019.
论文官网地址：https://doi.org/10.1016/j.patcog.2019.01.026
