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137
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MOBISYS
2011
ACM
14 years 7 months ago
2011
ACM
We introduce a new technique for determining a mobile phone’s indoor location even when Wi-Fi infrastructure is unavailable or sparse. Our technique is based on a new ambient so...
131
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MOBISYS
2011
ACM
14 years 7 months ago
2011
ACM
Modern smartphone operating systems support the development of third-party applications with open system APIs. In addition to an open API, the Android operating system also provid...
139
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MOBISYS
2011
ACM
14 years 7 months ago
2011
ACM
Operators of 3G data networks need to distinguish the performance of each geographic area in their 3G networks to detect and resolve local network problems. This is because the qu...
191
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MONET
2011
14 years 7 months ago
2011
Cooperation among wireless nodes has been recently proposed for improving the physical layer (PHY) security of wireless transmission in the presence of multiple eavesdroppers. Whil...
234
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MP
2011
14 years 7 months ago
2011
We present an interior-point penalty method for nonlinear programming (NLP), where the merit function consists of a piecewise linear penalty function (PLPF) and an 2-penalty functi...