2007 search results - page 159 / 402 » SPECTRUM |
110
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KES
2010
Springer
15 years 2 months ago
2010
Springer
We develop a methodology to grasp temporal trend in a stock market that changes year to year, or sometimes within a year depending on numerous factors. For this purpose, we employ ...
189
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ACMIDC
2010
15 years 2 months ago
2010
Children with autism often experience substantial challenges in understanding, structuring, and predicting the activities in their daily lives. The use of symbols to represent a s...
178
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GLOBECOM
2010
IEEE
15 years 2 months ago
2010
IEEE
In a cognitive radio network, the full-spectrum is usually divided into multiple channels. However, due to the hardware and energy constraints, a cognitive user (also called second...
143
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ICC
2009
IEEE
15 years 1 months ago
2009
IEEE
Abstract--By using cognitive radio technology, opportunistic spectrum access has the potential to solve the underused spectrum problem. In this paper, we employ class-based call ad...
137
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ICCV
2009
IEEE
15 years 1 months ago
2009
IEEE
In this paper we identify the constraints under which the generally ill-posed problem of the simultaneous recovery of surface shape and its photometric invariants can be rendered ...