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SIGCOMM
2012
ACM
11 years 10 months ago
Measuring and fingerprinting click-spam in ad networks
Advertising plays a vital role in supporting free websites and smartphone apps. Click-spam, i.e., fraudulent or invalid clicks on online ads where the user has no actual interest ...
Vacha Dave, Saikat Guha, Yin Zhang
MOBIHOC
2008
ACM
14 years 7 months ago
Using persistent homology to recover spatial information from encounter traces
In order to better understand human and animal mobility and its potential effects on Mobile Ad-Hoc networks and Delay-Tolerant Networks, many researchers have conducted experiment...
Brenton D. Walker
SAC
2010
ACM
14 years 2 months ago
Coverage-hole trap model in target tracking using distributed relay-robot network
Target tracking is an important issue in wireless sensor network applications. In this paper, we design a Coverage-Hole Trap Model (CTM) based on a system that contains one moving...
Huawei Miao, Chia-Ching Ooi, Xiaowen Wu, Christian...
ICPP
2005
IEEE
14 years 1 months ago
BluePower - A New Distributed Multihop Scatternet Formation Protocol for Bluetooth Networks
Bluetooth is a promising local area wireless technology designed to establish both personal area and multihop ad hoc networks. In this paper, we present BluePower as a novel and p...
Yuanrui Zhang, Shu Liu, Weijia Jia, Xu Cheng
INFOCOM
2010
IEEE
13 years 6 months ago
Beyond Triangle Inequality: Sifting Noisy and Outlier Distance Measurements for Localization
—Knowing accurate positions of nodes in wireless ad-hoc and sensor networks is essential for a wide range of pervasive and mobile applications. However, errors are inevitable in ...
Lirong Jian, Zheng Yang, Yunhao Liu