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Fig. 2 | IPSJ Transactions on Computer Vision and Applications

Fig. 2

From: Vertical error correction of eye trackers in nonrestrictive reading condition

Fig. 2

Definition of the system of coordinates. x f is the x-coordinate of a fixation. x t is the x-coordinate of a word. It is based on the bounding box center of a word. Y T is the y-coordinate of a text line. It is based on the bounding box center of a text line. Y F is the y-coordinate of a fixation line. It is defined as the median value of the y-coordinate of each fixation in this line

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