Due to the rapid growth of digital information over the Internet, it is becoming very important to extract useful information from web multimedia data. The WWW (World Wide Web) provides a simple and effective means for users to retrieve multimedia data on the Internet. Nowadays web multimedia data are used in a much more natural and mature way. Rapid increase in the huge amount of multimedia da...

Text data present in multimedia contain useful information for automatic annotation, indexing. Extracted information used for recognition of the overlay or scene text from a given video or image. The Extracted text can be used for retrieving the videos and images. In this paper, firstly, we are discussed the different techniques for text extraction from images and videos. Secondly, we are revie...

We discuss the application of multimedia in scienti c design, and describe a multi-user distributed and collaborative scienti c manipulation environment, Shastra, implemented on the multimedia desktop. We highlight salient features of the underlying collaboration infrastructure { an application conferencing substrate that enables user level cooperation. We demonstrate that, in conjunction with ...

Unlike text on paper, hypertext enables the linking of pieces of text with other texts and multimedia resources, which not only improves the way we read but also lays the foundation for new information systems. Specifically, the proliferation of collaborative sites, blogs, online databases, encyclopedias and many other services on the World Wide Web provides an invaluable source of up-to-date i...

This presentation will first discuss characteristics of multimedia data and information management systems and discuss research directions for incorporating security into such systems. It will review various security mechanisms and access control policies and discuss the applicability of these mechanisms and policies for multimedia data. It will discuss specific security challenges for text, im...

Recently, information retrieval for text and multimedia content has become an important research area. Content based retrieval in multimedia is a challenging problem since multimedia data needs detailed interpretation from pixel values. In this paper, an overview of the content based retrieval is presented along with the different strategies in terms of syntactic and semantic indexing for retri...

This paper presents evidence from two studies on the use of mobile multimedia. Mobile Image has more than 1000 multimedia messages collected from a pilot in 1999-2001. Radiolinja has more than 4000 messages from a multimedia messaging (MMS) pilot in summer 2002. In Radiolinja, it was found that 32% of messages were a part of an interaction chain such as question-answer pairs, greetings, or stor...

This paper reports on the activities of the INEX 2005 Multimedia track. The track was successful in realizing its objective to provide a pilot evaluation platform for the evaluation of retrieval strategies for XML-based multimedia documents. In this first exploratory year the focus of the evaluation experiment was to test approaches for the retrieval of XML fragments using a combination of cont...

The Web has very rapidly evolved over the last decade, from a mostly text-based information channel to a powerful multimedia-publishing medium rivalling traditional print media. Most internet search engines have matched this evolution of the Web from text to multimedia by developing their own dedicated image search tools and interfaces, and there are even some search engines that specialize onl...