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PAMI
2007
13 years 9 months ago
2007
Traditional photometric stereo algorithms employ a Lambertian reflectance model with a varying albedo field and involve the appearance of only one object. In this paper, we gene...
PAMI
2007
13 years 9 months ago
2007
—Conventional verification systems, such as those controlling access to a secure room, do not usually require the user to reauthenticate himself for continued access to the prote...
PAMI
2007
13 years 9 months ago
2007
—This paper presents a framework to restore the 2D content printed on documents in the presence of geometric distortion and nonuniform illumination. Compared with text-based docu...
PUC
2007
13 years 9 months ago
2007
Abstract More attention is being paid to the development of information and communication technologies (ICTs) that are sensitive to the needs of people in their homes. By studying ...
IOR
2010
13 years 8 months ago
2010
We study an inventory system under periodic review in the presence of two suppliers (or delivery modes). The emergency supplier has a shorter lead-time than the regular supplier, ...