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ICIP
2005
IEEE
16 years 8 months ago
A robust and automatic face tracker dedicated to broadcast videos
Because of their lack of rules, general broadcast videos are more difficult to analyze than news or sport videos. To retrieve human interventions in this context, a robust face tr...
Étienne Mémin, Brigitte Fauvet, Elis...
ICIP
2005
IEEE
16 years 8 months ago
Spatial domain analysis on the focus measurement for light field rendering
Light field rendering (LFR) is an image-based rendering method for synthesizing free-viewpoint images from a set of multi-view images. In LFR, no/little knowledge of geometry is r...
Keita Takahashi, Takeshi Naemura
ICIP
2004
IEEE
16 years 8 months ago
Estimation of attacker's scale and noise variance for qim-dc watermark embedding
Quantization-based watermarking schemes are vulnerable to amplitude scaling. Therefore, the scaling factor needs to be estimated at the decoder side, such that the received (attac...
Reginald L. Lagendijk, Ivo D. Shterev
ICIP
2004
IEEE
16 years 8 months ago
A blind cdma image watermarking scheme in wavelet domain
The paper proposes a blind spread spectrum watermarking scheme where watermark information is embedded redundantly in the multilevel wavelet coefficients of the cover image. It ha...
Santi P. Maity, Malay Kumar Kundu
ICIP
2003
IEEE
16 years 8 months ago
Structuralizing educational videos based on presentation content
This work addresses the challenge of extracting structure in educational and training media based on the type of material that is presented during lectures and training sessions. ...
Chitra Dorai, Vincent Oria, Viswanath Neelavalli