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117
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SOUPS
2009
ACM
15 years 11 months ago
2009
ACM
The ASIRRA CAPTCHA [6], recently proposed at ACM CCS 2007, relies on the problem of distinguishing images of cats and dogs (a task that humans are very good at). The security of AS...
123
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CVPR
2008
IEEE
15 years 11 months ago
2008
IEEE
Segmenting arbitrary unions of linear subspaces is an important tool for computer vision tasks such as motion and image segmentation, SfM or object recognition. We segment subspac...
124
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ICALT
2008
IEEE
15 years 11 months ago
2008
IEEE
This paper presents the adaptation model used in NUCLEO, a pilot e-learning environment that is currently being developed at the Complutense University of Madrid. The NUCLEO syste...
140
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ICARCV
2008
IEEE
15 years 11 months ago
2008
IEEE
— We consider a discrete-time dynamical system with Boolean and continuous states, with the continuous state propagating linearly in the continuous and Boolean state variables, a...
142
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ICC
2008
IEEE
15 years 11 months ago
2008
IEEE
—Maintaining performance and reliability in wireless networks is a challenging task due to the nature of wireless channels. Multipath data transmission has been used in wired sce...