Image hashing is a critical technology in digital ... of an image, hashing algorithms facilitate rapid ... representations from unlabelled data by exploiting inherent data structures.

Image Hashing: A technique that computes a compact binary representation summarising an image's perceptual content for authentication, retrieval and verification.

This tutorial series is a beginner’s guide to data structures and algorithms in Java. You’ll learn: How to recognize and use array and list data structures in your Java programs.