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122
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SIGPRO
2008
15 years 4 months ago
2008
In this paper we examine the geometrically constrained optimization approach to localization with hybrid bearing (angle of arrival, AOA) and time difference of arrival (TDOA) sens...
132
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ADHOC
2005
15 years 4 months ago
2005
We consider a wireless ad hoc network composed of a set of wireless nodes distributed in a two dimensional plane. Several routing protocols based on the positions of the mobile ho...
135
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ADHOC
2005
15 years 4 months ago
2005
In the minimum energy broadcasting problem, each node adjusts its transmission power to minimize the total energy consumption while still guaranteeing the full coverage of the net...
135
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SLOGICA
2008
15 years 4 months ago
2008
In the paper we explore the idea of describing Pawlak's rough sets using three-valued logic, whereby the value t corresponds to the positive region of a set, the value f -- to...
115
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IJNSEC
2007
15 years 4 months ago
2007
In this paper, we present a novel steganographic technique for hiding data in a kind of PDF texts. We first point out the secret channels in a kind of PDF English texts, which ar...