In this paper, PANORAMA, an integrated system for digitization, annotation, storage and retrieval of audiovisual data and their associated description is presented. The information model has been heavily influenced by the evolving MPEG-7 standard for description of multimedia content. XML schema has been used for defining the data structures and XML for representation of content – related infor...

Formulating unambiguous queries in the Semantic Web applications is a challenging task for users. This article presents a new approach in guiding users to formulate clear requests based on their common nature of querying for information. The approach known as the front-end ap proach gives users an overview about the system data through a vir tual data component which stores the extracted metada...

Pictorial information processing relies heavily on the establishment of an efficient pictorial database system. Presentday database management systems are designed primarily for efficient storage, retrieval and manipulation of alphanumeric data. U ntiI very recently, little attention has been paid to the storage, retrieval and manipulation of non-alphanumeric information such as digitized image...

The amounts of information that mankind produces are vast, running into billions of documents. Traditional ways of holding this information have become impracticable and so methods of storage are being switched from paper and microfiche to magnetic and optical disks. In the last thirty years, as more information has been put onto computers, work has gone into using the computer to get away from...