Is It Real

Picture

An image is a visual representation of something. An image can be a two-dimensional (2D) representation, such as a drawing, painting, or photograph, or a three-dimensional (3D) object, such as a carving or sculpture. An image may be displayed through other media, including projection on a surface, activation of electronic signals, or digital displays. Two-dimensional images can be still or animated. Still, images can usually be reproduced through mechanical means, such as photography, printmaking or photocopying. Sometimes, three-dimensional images may also be animated (capable of passive or active motion). The term has a technical meaning in some fields. In the context of signal processing, an image is a distributed amplitude of color(s). In optics, the term… more »