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CVPR
2007
IEEE
14 years 9 months ago
Robust Change-Detection by Normalised Gradient-Correlation
A novel algorithm for robustly segmenting changes between different images of a scene is presented. This computationally efficient algorithm is based on a non-linear comparison of...
Robert O'Callaghan, Tetsuji Haga
CSCW
2006
ACM
13 years 11 months ago
Spatiality in videoconferencing: trade-offs between efficiency and social presence
In this paper, we explore ways to combine the video of a remote person with a shared tabletop display to best emulate face-to-face collaboration. Using a simple photo application ...
Jörg Hauber, Holger Regenbrecht, Mark Billing...
TIP
2008
138views more  TIP 2008»
13 years 7 months ago
Rotation-Invariant Texture Retrieval via Signature Alignment Based on Steerable Sub-Gaussian Modeling
This paper addresses the construction of a novel efficient rotation-invariant texture retrieval method that is based on the alignment in angle of signatures obtained via a steerabl...
George Tzagkarakis, Baltasar Beferull-Lozano, Pana...
CVPR
2011
IEEE
13 years 3 months ago
Learning invariance through imitation
Supervised methods for learning an embedding aim to map high-dimensional images to a space in which perceptually similar observations have high measurable similarity. Most approac...
Graham Taylor, Ian Spiro, Rob Fergus, Christoph Br...
MIR
2010
ACM
163views Multimedia» more  MIR 2010»
13 years 9 months ago
SNDocRank: a social network-based video search ranking framework
Multimedia ranking algorithms are usually user-neutral and measure the importance and relevance of documents by only using the visual contents and meta-data. However, users’ int...
Liang Gou, Hung-Hsuan Chen, Jung-Hyun Kim, Xiaolon...