ABSTRACT
The Framework. Shape and Size of After-Images. Localization. General Dependence of Localization on Framework. General Principle: the Main Directions of the Field Constitute the Framework. Localization of the Ego Through Constitution of Framework. Application of the General Principle to Our Various Examples; the Invariants. The Special Case of Ego Localization. Constancy of the Framework (Constancy of Direction, Size, and Shape). Theory of Perceptual Constancies. Constancy of Shape. Constancy of Size. Whiteness and Colour Constancy
