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Case Study of the 3D digitisation of the Tomb of King David Hall, presented by K. Yiakoupi during the 3D ICONS workshop at Digital Heritage 2013
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Add text – front page Add text – front page FRONT COVER ‘Israel Case Studies:
The room of Last Supper and The Tomb of King David Hall’
Kyriaki Yiakoupi
Overview • The CYI-STARC – who we are
• The Cenacle (Room of the Last Supper) and the Tomb of King David Hall
• The acquisition procedure
• The post processing procedure
• Digital outcomes
• Conclusions
28th October – 1st November 2013, Marseille
Overview • The CYI-STARC – who we are
• The Cenacle (Room of the Last Supper) and the Tomb of King David Hall
• The acquisition procedure
• The post processing procedure
• Digital outcomes
• Conclusions
28th October – 1st November 2013, Marseille
28th October – 1st November 2013, Marseille
STARC Science and Technology for Archaeological Research Center
Image
Processing
Features
extraction
Classification
Pattern
recognition
Field
Documentation
Heterogeneous
sources
Data
harmonization
3D spatial
semantic
platform
Past experience in STARC
Overview • The CYI-STARC – who we are
• The Cenacle (Room of the Last Supper) and the Tomb of King David Hall
• The acquisition procedure
• The post processing procedure
• Digital outcomes
• Conclusions
28th October – 1st November 2013, Marseille
The Cenacle (Room of the Last Supper)
The Cenacle is located on Mount Zion in Jerusalem, Israel.
Cenacle = “dinner” in Latin
Important place, especially to pilgrims:
- Last Supper is said to have been held
- Apostles are believed to have performed
several activities as recorded in the New
Testament
Tomb of King David Hall
Ground floor, former Hagia Zion
– Byzantine church.
The Cenacle (Room of the Last Supper)Tomb of King David Hall
The Cenacle (plan)
Tomb of King David Hall (plan)
Cross section showing the two rooms
Overview • The CYI-STARC – who we are
• The Cenacle (Room of the Last Supper) and the Tomb of King David Hall
• The acquisition procedure
• The post processing procedure
• Digital outcomes
• Conclusions
28th October – 1st November 2013, Marseille
The 3D documentation process
Data Acquisition
1. Laser scanner Surphaser
2. ZSCAN
3. Total Station TS11
4. Base + Rover GS10 GS15 Leica
Viva
5. Structure-from-Motion digital camera
The acquisition procedure – The Cenacle
First results: Uncleaned / Unprocessed
Crusader columns
Ceiling with arches
The acquisition procedure – Tomb of David (First results: Uncleaned /Unprocessed)
Detail of wall – 3D model zooming
Entrance to the tomb – view from inside
Horizontal cross – sections ((blue at 1 m and pink at 2 m above floor level)
Entrance (m)
1.02 width / 2.06 height / 0.39 depth
Room
Height = 5.02 m / Width = 5.92 m
Limitations during the acquisition
1. Complex building
2. Roman – byzantine – crusader and ottoman structure
3. Difficult working conditions
4. Modern interference
5. Limited time access
6. Tourists
Overview • The CYI-STARC – who we are
• The Cenacle (Room of the Last Supper) and the Tomb of King David Hall
• The acquisition procedure
• The post processing procedure
• Digital outcomes
• Conclusions
28th October – 1st November 2013, Marseille
The 3D documentation process
Data Processing and Analysis
Meshlab
JRC Reconstructor
AutoCad
The acquisition and post processing procedure
Set parameters
for
documentation
The Cenacle
(Room of Last
Supper)
King’s David
tomb (Hall)
Operators 2 2
Targets 7 25
Detailed points 212.000.000 314.000.000
Data acquisition 6 (Scans) 12 (Scans)
Distance from
monument 3 meters 4 meters
Maximum range of
acquisition 15 meters 15 meters
Minimum range of
acquisition 40 Cm 40 Cm
Format of row
data C3D C3D
Weight of raw data 3.26 GB 6.65 GB
Resolution 5mm 7mm
Density 2mm 4mm
Weight of process
data 655 MB 653 MB
Points 11.100.000 10.500.000
Alignment error 4 mm 2 mm
Equipment price Eur: 60.000 Eur: 60.000
Acquisition time
estimation 60 minutes 115 minutes
Data post process
span 3 h 5 h
Overview • The CYI-STARC – who we are
• The Cenacle (Room of the Last Supper) and the Tomb of King David Hall
• The acquisition procedure
• The post processing procedure
• Digital outcomes
• Conclusions
28th October – 1st November 2013, Marseille
28th October – 1st November 2013, Marseille
Digital outcomes – The Cenacle
28th October – 1st November 2013, Marseille
Digital outcomes – King’s David Tomb
28th October – 1st November 2013, Marseille
Digital outcomes
Overview • The CYI-STARC – who we are
• The Cenacle (Room of the Last Supper) and the Tomb of King David Hall
• The acquisition procedure
• The post processing procedure
• Digital outcomes
• Conclusions
28th October – 1st November 2013, Marseille
Conclusions
28th October – 1st November 2013, Marseille
Add text – front page Add text – front page FRONT COVER Thank you The Cyprus Institute – STARC
www.cyi.ac.cy http://www.cyi.ac.cy/starc.html http://public.cyi.ac.cy/starcRepo/