Image and Information

TL;DR

This paper explores the concept of information in images, addressing how it can be defined and retrieved effectively by machines, and discusses foundational questions about the nature of images and information.

Contribution

It provides a conceptual analysis of image information and discusses methods for effective machine retrieval, offering insights into the fundamental understanding of images.

Findings

Defines the concept of information in images

Highlights challenges in image information retrieval

Provides foundational perspectives on images and information

Abstract

A well-known old adage says that {\em "A picture is worth a thousand words!"} (attributed to the Chinese philosopher Confucius ca 500 years BC). But more precisely, what do we mean by information in images? And how can it be retrieved effectively by machines? We briefly highlight these puzzling questions in this column. But first of all, let us start by defining more precisely what is meant by an "Image."