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102
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PRESENCE
1998
14 years 12 months ago
1998
The research we are reporting here is part of our effort to develop a navigation system for the blind. Our long-term goal is to create a portable, self-contained system that will ...
130
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SIAMCOMP
1998
14 years 12 months ago
1998
Motivated by applications in computer graphics, visualization, and scienti c computation, we study the computational complexity of the following problem: Given a set S of n points...
142
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SIGMOD
1998
ACM
14 years 12 months ago
1998
ACM
Great e orts have been paid in the Intelligent Database Systems Research Lab for the research and development of e cient data mining methods and construction of on-line analytical...
TIP
1998
14 years 12 months ago
1998
—Extracting a signature from a check with patterned background is a thorny problem in image segmentation. Methods based on threshold techniques often necessitate meticulous postp...
TMI
1998
14 years 12 months ago
1998
Abstract—Functional magnetic resonance images (fMRI’s) provide high-resolution datasets which allow researchers to obtain accurate delineation and sensitive detection of activa...