the fischlar digital library: networked access to a video archive of tv news prof. alan smeaton...
TRANSCRIPT
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The Fischlar Digital Library: Networked Access to a Video
Archive of TV News
Prof. Alan SmeatonCentre for Digital Video Processing
Dublin City University
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• Most CDVP research goes into a single demonstration system called
• Recording, analysis, browsing, and playback of digital video, currently, TV from 8 channels
• Users select programmes from TV schedule with genre (category) assigned
• We capture video, we detect shots, scenes & keyframes
• Users browse programme keyframes and then playback
• We also capture teletext, 24/7 and are developing text searching
Fischlar OVERVIEW
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CURRENT Use
• is very popular ...
– 1,800+ users on campus, 850 “regular”
– term-time recording 18-20 hours / day
• Used from computing labs, residences, library, in DCU and soon NUIG and UL
• Used for entertainment, research and for teaching & learning
• We also record RTE1 main TV News, every day
• We can store 300 hours (400 TV programmes) online at any one time
• We can have 200 simultaneous playbacks
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UNDER DEVELOPMENT
• We currently do recording, indexing, browsing and playback
• We are developing new ways to interact with digital video:– search our digital library of video– alert on transmission of certain material– generate a portfolio of clips on a given topic– summarise a program into 5 minutes
• Also, automatic linking and weaving together of video segments
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Digital Video Library
UNDER DEVELOPMENT
Program
Program
Program
ProgramProgram
Program
Program
Program
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RESEARCH TASKS
Our work is very visual, but to develop these functionalities involves research into:
– audio analysis– image processing– information retrieval– motion analysis– storage management– user interfaces– video coding
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• Until now ... accessed from a desktop PC, with a web browser
• Can select recording from mobile phone … WAP and SMS
• Now … developing full access from a wireless PDA including playback
PLATFORMS
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Summary
• Fischlar is a robust digital video library system supporting real people with real information access needs … study, research, entertainment
• Fischlar supports video analysis and indexing, plus video browsing, playback and a limited form of searching
• Fischlar-NEWS archive is the basis for our work on automatically linking of video clips