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122
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AMFG
2005
IEEE
15 years 8 months ago
2005
IEEE
We propose a simplified and practical computational technique for estimating directional lighting in uncalibrated images of faces in frontal pose. We show that this inverse probl...
153
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ICONFERENCE
2011
14 years 10 months ago
2011
Many studies have established the difficulties inherent in both cross-cultural and distance communication. Distance work interferes with close collaboration and trust. Physical di...
191
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STOC
1997
ACM
15 years 7 months ago
1997
ACM
We present randomized constructions of linear-time encodable and decodable codes that can transmit over lossy channels at rates extremely close to capacity. The encoding and decod...
135
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AUIC
2004
IEEE
15 years 6 months ago
2004
IEEE
This paper considers the problem of computer user support and workplace learning in general. Theoretically our work is influenced by ideas on knowledge management, expertise netwo...
122
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IWIC
2007
Springer
15 years 9 months ago
2007
Springer
Our research is aimed at a systematic investigation of phenomena in the nexus of culture, technology and learning. The basic premise of our research is that social affordances of t...