Eye – tracking techniques

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Eye – tracking techniques

  1. 1. LAFCLaboratory of functional analysis of behavior (Dept. of Psychology)Centre for Television and Distance Education Technology ApplicationsEYE – TRACKING TECHNIQUES w3.uniroma1.it/lafc | cattid.uniroma1.it
  2. 2. EYE – TRACKING TECHNIQUES A Simple Tool for Examining Fixations (ASTEF) Supported by the European Office of Aerospace Research and Development of the Air Force (grant #FA8655-05-1-3021) Camilli, M., Nacchia, R., Terenzi, M., & Di Nocera, F. (2008). ASTEF: A Simple Tool for Examining Fixations. Behavior Research Methods, 40(2), 373-382. LAFC |
  3. 3. EYE – TRACKING TECHNIQUESCOGNITIVE LOAD ASSESSMENT IN FLIGHT SIMULATION LAFC |
  4. 4. EYE – TRACKING TECHNIQUESCOGNITIVE LOAD ASSESSMENT IN FLIGHT SIMULATION Scanpath analysis Assessment of the pilots scanning behavior by the Nearest Neighbor Index (NNI)
  5. 5. EYE – TRACKING TECHNIQUES Time series analysis Development of an on-line measure of mental workload Di Nocera, F., Camilli, M., & Terenzi, M. (2007). A random glance at the flight deck: pilot’s scanning strategies and the real-time assessment of mental workload. Journal of Cognitive Engineering and LAFC | Decision Making, 1(3), 271-285.
  6. 6. EYE – TRACKING TECHNIQUESWORKLOAD ASSESSMENT IN AMBULANCES DISPATCHERS’ SIMULATION Experimental scenario at University of Groningen (The Netherlands) LAFC | host-coordinator: Dr. Ir. Ben Mulder
  7. 7. EYE – TRACKING TECHNIQUESWORKLOAD ASSESSMENT IN AMBULANCES DISPATCHERS’ SIMULATION Command & Control system for ambulance dispatching two-monitor workstation (communication and GPS map) LAFC |
  8. 8. EYE – TRACKING TECHNIQUES Gouped fixation pattern Wide fixation pattern NNI NNI Mental workload Camilli, M., Stuiver, A., Takens, W., Di Nocera, F. & Mulder, B. A short segment approach to cardiovascular and ocular responses to task events and mental workload changes. Annual Meeting of the Human Factors and Ergonomics Society Europe Chapter, October 14-16 2009, LAFC | Linköping: Sweden.
  9. 9. EYE – TRACKING TECHNIQUESCOGNITIVE LOAD ASSESSMENT IN HEALTHCAREScanphat analysisEffectiveness of radiologists scanning pattern LAFC |
  10. 10. EYE – TRACKING TECHNIQUESIN-VEHICLE DEVICE INTERACTION IN DRIVING SIMULATION Camilli, M., Dibitonto, M., Vona, A., Grimaldi, R., Di Nocera, F. & Medaglia, C.M. (2011). Searching Digital Audio Broadcasting radio stations: usability and safety issues for in-vehicle devices. In proceedings of the 9th ACM SIGCHI Italian Chapter International Conference on Computer-Human Interaction: Facing Complexity, September 14-16, 2011, Alghero (pp. 143- 147): ACM press. LAFC |
  11. 11. EYE – TRACKING TECHNIQUESIN-VEHICLE DEVICE INTERACTION IN DRIVING SIMULATION Scanpath analysis Eye-transitions from the driving scene Heatmap analysis AOIs while driving LAFC |
  12. 12. EYE – TRACKING TECHNIQUESDriver’s cognitive load assessment “Effectiveness” of in-vehicle feedback The Analysis of Visual Exploration Pattern as a Method for Assessing the Driver’s Mental Workload. Supported by Fiat Research Center (principal investigator:. Francesco Di Nocera, Ph.D.) LAFC |
  13. 13. EYE – TRACKING TECHNIQUESUSABILITY EVALUATION OF AUTOMATIC TELLER MACHINE LAFC |
  14. 14. EYE – TRACKING TECHNIQUESUSABILITY EVALUATION OF AUTOMATIC TELLER MACHINE Eye-tracker set-up Remote system in real-world interactive kiosk LAFC |
  15. 15. EYE – TRACKING TECHNIQUESUSABILITY EVALUATION OF AUTOMATIC TELLER MACHINE Testing with users Eye-recording in real-world context of use LAFC |
  16. 16. EYE – TRACKING TECHNIQUESUSABILITY EVALUATION OF AUTOMATIC TELLER MACHINE Testing with users On-line analysis of the eye scanning path LAFC |
  17. 17. EYE – TRACKING TECHNIQUES USABILITY EVALUATION OF AUTOMATIC TELLER MACHINE Heatmap analysis Off-line evaluation of real-world system or PC-based prototypeCamilli, M., Dibitonto, M., Vona, A., Medaglia, C.M. & Di Nocera, F. (2011). User-centered design approachfor interactive kiosks: evaluation and redesign of an automatic teller machine. In proceedings of the 9th ACMSIGCHI Italian Chapter International Conference on Computer-Human Interaction: Facing Complexity, LAFC |September 14-16, 2011, Alghero (pp. 85-91): ACM press.
  18. 18. EYE – TRACKING TECHNIQUESWEB USABILITY TEST Scanpath analysis Testing interface layout by the fixations sequence LAFC |
  19. 19. EYE – TRACKING TECHNIQUESWEB USABILITY TEST Heat map analysis Detection of Areas of Interest (AOIs) by the fixations concentration LAFC |
  20. 20. EYE – TRACKING TECHNIQUESWEB USABILITY TEST Blind map Identifying “blindness” effects on the interface’s objects LAFC |
  21. 21. EYE – TRACKING TECHNIQUESANALYSIS OF WEB-BASED APPON LARGE DISPLAY LAFC |
  22. 22. LAFCLaboratory of functional analysis of behavior (Dept. of Psychology)Centre for Television and Distance Education Technology ApplicationsEYE – TRACKING TECHNIQUES w3.uniroma1.it/lafc | cattid.uniroma1.it

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