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» Design of a Digital Forensics Image Mining System
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ISVC
2009
Springer
14 years 28 days ago
Fast Occlusion Sweeping
While realistic illumination significantly improves the visual quality and perception of rendered images, it is often very expensive to compute. In this paper, we propose a new al...
Mayank Singh, Cem Yuksel, Donald H. House
SOUPS
2010
ACM
13 years 10 months ago
A closer look at recognition-based graphical passwords on mobile devices
Graphical password systems based on the recognition of photographs are candidates to alleviate current over-reliance on alphanumeric passwords and PINs. However, despite being bas...
Paul Dunphy, Andreas P. Heiner, N. Asokan
CCS
2011
ACM
12 years 6 months ago
PaperSpeckle: microscopic fingerprinting of paper
Paper forgery is among the leading causes of corruption in many developing regions [2]. In this paper, we introduce PaperSpeckle, a robust system that leverages the natural random...
Ashlesh Sharma, Lakshminarayanan Subramanian, Eric...
FPGA
2009
ACM
200views FPGA» more  FPGA 2009»
14 years 1 months ago
FPGA-based front-end electronics for positron emission tomography
Modern Field Programmable Gate Arrays (FPGAs) are capable of performing complex discrete signal processing algorithms with clock rates above 100MHz. This combined with FPGA’s lo...
Michael Haselman, Robert Miyaoka, Thomas K. Lewell...
TVCG
2010
165views more  TVCG 2010»
13 years 4 months ago
A Visual Backchannel for Large-Scale Events
—We introduce the concept of a Visual Backchannel as a novel way of following and exploring online conversations about large-scale events. Microblogging communities, such as Twit...
Marian Dörk, Daniel M. Gruen, Carey Williamso...