Column descriptions

group_session
Group session ID
task
Task ID.
station
The iMac that the participant was stationed at.
participant
Participant ID. A participant ID of -1 indicates an unknown participant. All rows that do not have values for the `task` column will have their participant ID set to -1. In the future, we will label some of these inter/pre/post task rows with the correct participant ID.
timestamp_unix
The Unix timestamp of the event.
timestamp_iso8601
The ISO-8601 timestamp of the event.
confidence
Computed confidence between 0 (not confident) - 1 (confident).
norm_pos_x
X position in the eye image frame in normalized coordinates.
norm_pos_y
Y position in the eye image frame in normalized coordinates.
gaze_point_3d_x
X position of the 3d gaze point (the point the subject looks at) in the world camera coordinate system.
gaze_point_3d_y
Y position of the 3d gaze point (the point the subject looks at) in the world camera coordinate system.
gaze_point_3d_z
X position of the 3d gaze point (the point the subject looks at) in the world camera coordinate system.
eye_center0_3d_x
X center of eye-ball 0 in the world camera coordinate system.
eye_center0_3d_y
Y center of eye-ball 0 in the world camera coordinate system.
eye_center0_3d_z
Z center of eye-ball 0 in the world camera coordinate system.
eye_center1_3d_x
X center of eye-ball 1 in the world camera coordinate system.
eye_center1_3d_y
Y center of eye-ball 1 in the world camera coordinate system.
eye_center1_3d_z
Z center of eye-ball 1 in the world camera coordinate system.
gaze_normal0_x
X normal of the visual axis for eye 0 in the world camera coordinate system. The visual axis goes through the eye ball center and the object that is looked at.
gaze_normal0_y
Y normal of the visual axis for eye 0 in the world camera coordinate system. The visual axis goes through the eye ball center and the object that is looked at.
gaze_normal0_z
Z normal of the visual axis for eye 0 in the world camera coordinate system. The visual axis goes through the eye ball center and the object that is looked at.
gaze_normal1_x
X normal of the visual axis for eye 1 in the world camera coordinate system. The visual axis goes through the eye ball center and the object that is looked at.
gaze_normal1_y
Y normal of the visual axis for eye 1 in the world camera coordinate system. The visual axis goes through the eye ball center and the object that is looked at.
gaze_normal1_z
Z normal of the visual axis for eye 1 in the world camera coordinate system. The visual axis goes through the eye ball center and the object that is looked at.
diameter0_2d
Diameter of the eye-ball 0's pupil in image pixels as observed in the eye image frame (not corrected for perspective).
diameter1_2d
Diameter of the eye-ball 1's pupil in image pixels as observed in the eye image frame (not corrected for perspective).
diameter0_3d
Diameter of the eye-ball 0's pupil scaled to mm based on anthropomorphic avg eye ball diameter and corrected for perspective.
diameter1_3d
Diameter of the eye-ball 1's pupil scaled to mm based on anthropomorphic avg eye ball diameter and corrected for perspective.

where participant = 166

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CREATE TABLE "gaze_raw" (
   [group_session] TEXT REFERENCES [group_session]([id]),
   [station] TEXT REFERENCES [station]([id]),
   [participant] INTEGER REFERENCES [participant]([id]),
   [id] INTEGER,
   [task] TEXT REFERENCES [task]([id]),
   [timestamp_unix] TEXT,
   [timestamp_iso8601] TEXT,
   [confidence] FLOAT,
   [norm_pos_x] FLOAT,
   [norm_pos_y] FLOAT,
   [gaze_point_3d_x] FLOAT,
   [gaze_point_3d_y] FLOAT,
   [gaze_point_3d_z] FLOAT,
   [eye_center0_3d_x] FLOAT,
   [eye_center0_3d_y] FLOAT,
   [eye_center0_3d_z] FLOAT,
   [eye_center1_3d_x] FLOAT,
   [eye_center1_3d_y] FLOAT,
   [eye_center1_3d_z] FLOAT,
   [gaze_normal0_x] FLOAT,
   [gaze_normal0_y] FLOAT,
   [gaze_normal0_z] FLOAT,
   [gaze_normal1_x] FLOAT,
   [gaze_normal1_y] FLOAT,
   [gaze_normal1_z] FLOAT,
   [diameter0_2d] FLOAT,
   [diameter1_2d] FLOAT,
   [diameter0_3d] FLOAT,
   [diameter1_3d] FLOAT,
   PRIMARY KEY ([group_session], [station], [participant], [id])
);
CREATE INDEX [idx_gaze_raw_task]
    ON [gaze_raw] ([task]);
CREATE INDEX [idx_gaze_raw_participant]
    ON [gaze_raw] ([participant]);
CREATE INDEX [idx_gaze_raw_station]
    ON [gaze_raw] ([station]);
CREATE INDEX [idx_gaze_raw_group_session]
    ON [gaze_raw] ([group_session]);