In semiotic an image, as we see it, is a mixture of visual information and mental absorbing. Together they determine the value of an image as a sign. It is clear that the first as well as the second part depends on the capability of the observer. Semiotic is the description of a communication process, based on the use of signs. Some systems of signs, as language, are fixed in a culture.
Interpretations are answers to questions people have.
The interpreted image stands between maker and the viewer, or even an indefinite group of viewers. This is a sign of which the value is based on the immediate similarity with the reality. This is a sign referring to an object or idea based on association or agreement, without having any similarity with it. This is a sign of which the representative value is mainly founded on generally used relations between tow or more ideas. This is a sign compared the best with surrealistic images.