1. Vasileios Vlachakis 28-19/05/2015 Mid-Term Review
Early Stage Researcher 1.3, Work Package 1
Mid-Term Review
28-19/05/2015

2. Background Professional experience Studies 2014 2001
Surveyor at CERN, attached to the Experiments Group of the Large Scale Metrology. (Employed by the French company SINTEGRA).
Freelancer Surveying Engineer, involved in various applications of land surveying.
Surveying Engineer, in a highway construction site, at Southern Greece (Employed by the Greek company STRAKTOR).
Surveying Engineer, during the military service at the Hellenic Army.
Studies
High Precision Surveying Applications at the Aristotle University of Thessaloniki.
Rural and Surveying Engineering at the Aristotle University of Thessaloniki.
Physics at the Aristotle University of Thessaloniki (not completed).
2014
2001
Background
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

3. Position overview Starting date: 1st March 2014
Project title: Micro-triangulation for high accuracy short range measurements of dynamic objects.
Home Institution: European Organization for Nuclear Research (CERN), Geneva
Host Institution: Swiss Federal Institute of Technology (ETH), Zurich
Thesis supervisor: Prof. Dr. Markus Rothacher
CERN supervisor: Jean-Frederic Fuchs
Industry supervisor: Dr. Heinrich Schwenke
Secondments: Aug (1M)
Sept. – Nov (3M)
mid-Feb. – May 2015 (3.5M)
Position
overview
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

4. PhD Thesis Starting date: 3rd April 2014
Thesis title: Micro-triangulation for high accuracy short range measurements of dynamic objects.
Status: Provisionally admitted to the Doctoral Studies.
Enrolled in spring 2015 semester (3 courses).
Research plan in progress Deadline
Credits: Required 12
Already obtained (officially)
Acquired (unofficially)
PhD Thesis
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

5. State of the art/ QDaedalus Developed at ETH Zurich
Based on Industrial
Theodolites/Total Stations
Consists of hardware
and software developments
Replaces eye piece with
CCD camera, non destructively
Uses Object Target Recognition
State of the art/
QDaedalus
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

6. State of the art/ QDaedalus Hardware Software Previous results
Leica TDA5005 (produced since 1996)
CCD Guppy (4.65μm pixel size)
Software
Qt, C++, OpenCV
Previous results
State of the art/
QDaedalus
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

7. Research gap Precise and robust wire detection
Global geodetic least squares adjustment (spherical targets + the wire)
On-line calibration (integration of systematic errors)
Simulation of the whole system for better study
Limitations of the system and possible ways to overcome
Research gap
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

8. Project/ To measure the targets (fiducials) and
the stretched wire in a common coordinate system
Project/
Contribution
Portable, time and cost efficient metrology solution
Automatic, numerous, accurate measurements
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

9. Project/ Detect the spheres and the stretch wire Methodology
Measure horizontal & vertical angles (scale?)
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

10. Project/ Tasks Adapt the system to the Upgrade the system
Control several instruments
Apr 15
Enhance Auto-Focus
May 15
Automatize exposure time
Jun 15
Adapt the system to the
PACMAN project
Test new FSI targets
Jul 15
Detect the stretched wire
Sept 15
Simulate configuration
Nov 15
Project/
Tasks
Inter-compare with FSI
Jan 16
Measure on the PACMAN bench
Aug 16
Improve GUI
Test Leica TS50
Improve connectivity
Extrapolate to a portable solution
Dec 16
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

11. Project/ Results Simulations Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

12. Project/ Results Auto-Focusing algorithm Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

13. Project/ Results Comparison between CMM and μ-Triangulation
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

14. Project/ Results Wire detection algorithm @ETHZ
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

15. Training/ @CERN ? Technical Languages
Introduction to Metrology h
Advanced course in FSI, Etalon AG h
AXEL: Introduction to Particle Accelerators h
Languages
General and Professional French courses (Level 3) 60 h
Communication and Personal Development
Communication course for guides h
Team-based Interventions h
Making presentations h
Administration
CERN Induction Programme h
CERN EDMS - Introduction h
Introduction to EDH and HRT h
Secure and Web browsing h
Indico for beginners - Meeting Organization 2 h ?
1 credit
2 credits
Training/
@CERN
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

16. Training/ @ETHZ Physical Geodesy and Geodynamics 4 credits
Lectures: 28 h, Labs: 11 h, homework: 59 h Total: 98 h
Project Parameter Estimation credits
Lectures: 27 h, Homework: 54 h Total: 81 h
Industrial Metrology and Machine Vision 4 credits
Lectures: 22 h, Labs: 13 h, Homework: 68 h Total: 103 h
IT courses
C/C h
LaTeX 4 h
MATLAB 4 h
HTML, CSS 2 h
Geomatics seminars
Recent Advances in Terrestrial Radar Interferometry 2 h
Bathymetry of lakes: Exploring the underwater world 2 h
Training/
@ETHZ
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

17. Training/ @Etalon AG Frequency Scanning Interferometry
principles and technology
Absolute Multiline
software and hardware
Coordinate Measuring Machine
manual use and measurements of geometric deviations
Training/
@Etalon AG
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

18. Dissemination & Outreach
International Workshop on Accelerator Alignment (IWAA 2014), October, Beijing.
Co-author (with Solomon) in the conference note: PACMAN study of FSI and Micro-triangulation for the pre-alignment of CLIC.
ETH Zurich PhD students’ day, 22 October 2014, Zurich.
Presentation of the poster: QDaedalus for the CLIC pre-alignment study in the frame of PACMAN training network.
Large Volume Metrology Conference (LVMC 2014), November, Manchester.
Attendance and contribution to the presentation: Metrology and Alignment of the Components of CLIC in the PACMAN Project given by Solomon William Kamugasa.
Milestone M1-7 document, November 2014.
Document: Specification of Micro-triangulation software and hardware.
Dissemination
& Outreach
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

19. Dissemination & Outreach
CLIC Workshop 2015, January 2015, Geneva.
Attendance and contribution (with Solomon) to the presentation: Metrology and pre-alignment of the components of CLIC in the PACMAN project given by myself.
1st PACMAN Workshop, February 2015, Geneva.
Attendance and presentation: Micro-triangulation for high accuracy short range measurements of dynamic objects.
Swiss National Report on the Geodetic activities in the years to 2015.
Co-author (with Solomon) in the article: FSI and Micro-Triangulation Study for the Pre-alignment of CLIC in the PACMAN Project.
Dissemination
& Outreach
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

20. Networking Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

21. Impact Training Personal Job Research Career Opportunities Development
State-of-the-art
Research
Training
Career
Development
Personal
Development
Networking
Vasileios Vlachakis, ESR1.3
PACMAN Mid-Term Review /05/2015

22. Thank you for your attention
Mid-Term Review
28-19/05/2015
Vasileios Vlachakis
ESR 1.3, WP 1