Emerging high-speed networks give rise to a new class of applications in the domain of multimedia. Multimedia applications commonly include the use of video and audio to represent information. Video On-Demand, Tele-Shopping, Teleconferencing, and multimedia games are typical examples of such applications. With the exception of purely conversational applications like Teleconferencing all other m...

This paper presents a smart surveillance system named CASSANDRA, aimed at detecting instances of aggressive human behavior in public environments. A distinguishing aspect of CASSANDRA is the exploitation of complementary audio and video cues to disambiguate scene activity in real-life environments. From the video side, the system uses overlapping cameras to track persons in 3D and to extract fe...

-------------------------------------------------------------------ABSTRACT-----------------------------------------------------------------Today’s world, for secure data transmission via Internet or any public network, there is no alternative to cryptography. The role of cryptography is most important in the field of network security. In this paper, we compare the various cryptographic algorit...

MUVIS is a series of CBIR systems. The first one has been developed in late 90s to support indexing and retrieval in large image databases using visual and semantic features such as color, texture and shape. During recent years, MUVIS has been reformed to become a PCbased framework, which supports indexing, browsing and querying of various multimedia types such as audio, video, audio/video inte...