Applications that require multimedia information tend to use extremely large quantities of data. Traditional databases, which are designed for queries over vast amounts of information, would seem to be ideal for managing multimedia resources. However, because of the radically different ways in which multimedia information must be processed, simply using standard relational systems provides insu...

Semantic data modeling of multimedia data is a fundamental problem in multimedia databases. The variety, context-dependency, and ambiguity of the semantics of multimedia data create the difficulty of applying conventional data modeling techniques, which usually deal with explicit, self-contained alphanumeric data. Many semantic data modeling techniques are either explicitly proposed for multime...

Due to high speed computer networks, the use of digitally formatted data has increased many folds.The digital data can be duplicated and edited with great ease which has led to a need for effectivecopyright protection tools. Digital Watermarking is a technology of embedding watermark withintellectual property rights into images, videos, audios and other multimedia data by a certainalgorithm .Di...