Presentation Outline

Enhancement of Hyperspectral Imagery of Historical Documents

Presentation Outline

Abstract/ Project Introduction and Description (1)

• Historical Documents
• Spectral Imaging
• Spatial/ Spectral Image Processing
• Spectral (color)
• Spatial (brightness and location)

Hyperspectral Imaging (1)

• Define: Collecting hundreds of colors
• Pictures of Oxford Set-up
• Example of spectra of images

Processing (2)

• Overview
• ENVI
• Classification
• PCA Signature Matching (SAM, ACE, MF)
• Spatial Processing

Classification (1)

• K-means, Mahalanobis Distance, etc.
• Example (picture of each)

PCA (1)

• Explanation and visualization
• Example (picture)

Di's masks in PCA (1)

• Picture and explanation

Signature Matching (1)

• SAM [ACE, MF]
• Reference spectrum to compare
• Examples (pictures)

Spatial (1)

• Blur and Divide
• Examples (pictures)

Gough Map (1)

• History
• What’s in it
• What we’re looking for
• Data

Pictures of Gough Map (3)

• Big picture (high resolution)
• Big picture (HSI [“data” picture file], used for processing)\)
• Zoom ins

Results (7-10)

• Pictures, spectral graphs, etc.

Summary (1)