Challenge of 2D representation of 3D objects in architectural and heritage studies. In search of gaze patterns similarities

Marta Rusnak · Research Square · 2022

Abstract This paper describes the results of eye-tracking registrations using spherical stimuli related to the so-called longitudinal church effect and compared it to those obtained by using a stationary eye-tracker and pictures shown on a computer screen in previous studies. The data collected from nearly 120 viewers allowed to investigate the effect of length of the nave on concentration on the altar and its role in supporting the ritual. An important aspect of this study is that it compares three pairs of stimuli and their relationships, rather than just two examples. The experiment with flat images in many respects gave results like those obtained in virtual reality. Even though the values on which the conclusions were based differed, 11 out of 14 analyzed aspects were confirmed. An important difference observed in VR was a noticeable decrease in the average duration of fixation. Thanks to the presented comparison it can be assumed that there is no need to involve VR technology if the studied phenomena are simple and the most important elements of linear compositions are visible in a single glance. If eye-tracking tests conducted with stationary eye-trackers do not have any other flaws, the conclusions drawn from them can be trusted.

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