324 search results - page 11 / 65 » A semi-fragile object based video authentication system |
MM
2004
ACM
14 years 1 months ago
2004
ACM
Security of multimedia files attracts more and more attention and many encryption methods have been proposed in literature. However most cryptographic systems deal with multimedia...
AMR
2005
Springer
14 years 1 months ago
2005
Springer
This paper presents a system for video shot retrieval in which shots are retrieved based on matching video objects using a combination of colour, shape and texture. Rather than mat...
ICIAR
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. A major problem in surveillance systems is the storage requirements for video archival; videos are recorded continuously for long periods of time, resulting in large amou...
ICMCS
2006
IEEE
14 years 1 months ago
2006
IEEE
Object tracking plays an important role in multimedia surveillance systems, in which the major types of data are video and audio captured by cameras and microphone arrays. In this...
ICMCS
2006
IEEE
14 years 1 months ago
2006
IEEE
In this paper, we study the problem of the fast selection of video objects, as an aid for the efficient semi-automatic annotation of video programs. In a regular system, the user ...