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VL
2006
IEEE
14 years 4 months ago
2006
IEEE
Parsing hand-drawn diagrams is a definitely complex recognition problem. The input drawings are often intrinsically ambiguous, and require context to be interpreted in a correct w...
VTC
2006
IEEE
14 years 4 months ago
2006
IEEE
Abstract— In this paper, we consider the unclaimed subcarriers that no user feeds back in an opportunistic OFDMA system with a per sub-carrier power constraint. Unclaimed subcarr...
VTC
2006
IEEE
14 years 4 months ago
2006
IEEE
The IEEE 802.16e system for multicast and broadcast service (MBS) is further investigated over [4]. It is shown that 802.16e networks can exploit advanced transmission and flexibl...
VTC
2006
IEEE
14 years 4 months ago
2006
IEEE
—Transmitter-based signal pre-processing is investigated for the two-dimensional (2-D) OFDM-CDMA (orthogonal frequency division multiplexing, code division multiple access) forwa...
VTC
2006
IEEE
14 years 4 months ago
2006
IEEE
— There are various applications in wireless sensor networks which require knowing the relative or actual position of the sensor nodes. Recently, there have been different locali...