Category Archives: Illusions

Size and Distance Effect

Posted on November 19, 2022 by Graham Shawcross

The Distance Effect In whatever way they are presented, it is easier to compare two magnitudes that are quantitatively further apart, than it is to compare two magnitudes that are quantitatively closer together. This is the distance effect. Figure 1: … Continue reading →

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Beau Geste Hypothesis

Posted on June 29, 2015 by Graham Shawcross

In the 1924 book Beau Geste, and the many film versions that followed it, the climax of the action takes place in the desert at Fort Zinderneuf where members of the French Foreign Legion are attempting to hold off an Arab  attack. … Continue reading →

Posted in Architecture, Camouflage, Enumeration, Illusions | Tagged , , , , | 2 Comments

Emergent Images

Posted on November 8, 2014 by Graham Shawcross

This is a short post on emergent images, still or moving images where objects at first only appear with effort and concentration, but once recognised are very easy to see again even after several months or years. In effect once you have recognised … Continue reading →

Posted in Architecture, Audiology, Brain Physiology, Camouflage, Embodiment, Graphics Technology, Illusions, Objects | Tagged , , , , , , , | 2 Comments

Audio Illusion

Posted on June 4, 2013 by Graham Shawcross

Observation The following diagrams illustrate the way, until recently, our television was setup. The television and speakers were connected to a Media Centre, with both Speakers markedly offset to the left of the Screen. With this setup, when the television program is … Continue reading →

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