Eye Tracking Methodology: Theory and Practice - Softcover

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Part I Introduction to the Human Visual System (HVS).- 1 Visual Attention.- 1.1 Visual Attention: A Historical Review.- 1.1.1 Von Helmholtz's "Where".- 1.1.2 James' "What".- 1.1.3 Gibson's "How".- 1.1.4 Broadbent's "Selective Filter".- 1.1.5 Deutsch and Deutsch's "Importance Weightings".- 1.1.6 Yarbus and Noton and Stark's "Scanpaths".- 1.1.7 Posner's "Spotlight".- 1.1.8 Treisman's "Glue".- 1.1.9 Kosslyn's "Window".- 1.2 Visual Attention and Eye Movements.- 1.3 Summary and Further Reading.- 2 Neurological Substrate of the HVS.- 2.1 The Eye.- 2.2 The Retina.- 2.2.1 The Outer Layer.- 2.2.2 The Inner Nuclear Layer.- 2.2.3 The Ganglion Layer.- 2.3 The Optic Tract and M/P Visual Channels.- 2.4 The Occipital Cortex and Beyond.- 2.4.1 Motion-Sensitive Single-Cell Physiology.- 2.5 Summary and Further Reading.- 3 Visual Psychophysics.- 3.1 Spatial Vision.- 3.2 Temporal Vision.- 3.2.1 Perception of Motion in the Visual Periphery.- 3.2.2 Sensitivity to Direction of Motion in the Visual Periphery.- 3.3 Color Vision.- 3.4 Implications for Attentional Design of Visual Displays.- 3.5 Summary and Further Reading.- 4 Taxonomy and Models of Eye Movements.- 4.1 The Extraocular Muscles and the Oculomotor Plant.- 4.2 Saccades.- 4.3 Smooth Pursuits.- 4.4 Fixations (Microsaccades, Drift, and Tremor).- 4.5 Nystagmus.- 4.6 Implications for Eye Movement Analysis.- 4.7 Summary and Further Reading.-Part II Eye Tracking Systems.- 5 Eye Tracking Techniques.- 5.1 Electro-OculoGraphy (EOG).- 5.2 Scleral Contact Lens/Search Coil.- 5.3 Photo-OculoGraphy (POG) or Video-OculoGraphy (VOG).- 5.4 Video-Based Combined Pupil/Corneal Reflection.- 5.5 Classifying Eye Trackers in "Mocap" Terminology.- 5.6 Summary and Further Reading.- 6 Head-Mounted System Hardware Installation.- 6.1 Integration Issues and Requirements.- 6.2 System Installation.- 6.3 Lessons Learned from the Installation at Clemson.- 6.4 Summary and Further Reading.- 7 Head-Mounted System Software Development.- 7.1 Mapping Eye Tracker Screen Coordinates.- 7.1.1 Mapping Screen Coordinates to the 3D Viewing Frustum.- 7.1.2 Mapping Screen Coordinates to the 2D Image.- 7.1.3 Measuring Eye Tracker Screen Coordinate Extents.- 7.2 Mapping Flock Of Birds Tracker Coordinates.- 7.2.1 Obtaining the Transformed View Vector.- 7.2.2 Obtaining the Transformed Up Vector.- 7.2.3 Transforming an Arbitrary Vector.- 7.3 3D Gaze Point Calculation.- 7.3.1 Parametric Ray Representation of Gaze Direction.- 7.4 Virtual Gaze Intersection Point Coordinates.- 7.4.1 Ray/Plane Intersection.- 7.4.2 Point-In-Polygon Problem.- 7.5 Data Representation and Storage.- 7.6 Summary and Further Reading.- 8 Head-Mounted System Calibration.- 8.1 Software Implementation.- 8.2 Ancillary Calibration Procedures.- 8.2.1 Internal 2D Calibration.- 8.2.2 Internal 3D Calibration.- 8.3 Summary and Further Reading.- 9 Table-Mounted System Hardware Installation.- 9.1 Integration Issues and Requirements.- 9.2 System Installation.- 9.3 Lessons Learned from the Installation at Clemson.- 9.4 Summary and Further Reading.- 10 Table-Mounted System Software Development.- 10.1 Linux Tobii Client Application Program Interface.- 10.1.1 Tet Init.- 10.1.2 Tet Connect, Tet Disconnect.- 10.1.3 Tet Start, Tet Stop.- 10.1.4 Tet CalibClear, Tet CalibLoadFromFile, Tet CalibSaveToFile, Tet CalibAddPoint, Tet CalibRemovePoints, Tet CalibGetResult, Tet CalibCalculateAndSet.- 10.1.5 Tet SynchronizeTime, Tet PerformSystemCheck.- 10.1.6 Tet GetSerialNumber, Tet GetLastError, Tet GetLastErrorAsText.- 10.1.7 Tet CallbackFunction.- 10.2 A Simple OpenGL/GLUT GUI Example.- 10.3 Caveats.- 10.4 Summary and Further Reading.- 11 Table-Mounted System Calibration.- 11.1 Software Implementation.- 11.2 Summary and Further Reading.- 12 Using an Open Source Application Program Interface.- 12.1 API Implementation and XML Format.- 12.2 Client/Server Communication.- 12.3 Server Configuration.- 12.4 API Extensions.- 12.5 Interactive Client Example using Python.- 12.5.1 Using Gazepoint's Bu

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