13 years 4 months ago
Context-aware, self-scaling Fuzzy ArtMap for received signal strength based location systems
Location awareness is the key capability of mobilecomputingapplications. Despitehighdemand, indoor location technologies have not become truly ubiquitous mainly due to their requir...
Uzair Ahmad, Andrey Gavrilov, Young-Koo Lee, Sungy...
13 years 4 months ago
Vehicular speed estimation using received signal strength from mobile phones
This paper introduces an algorithm that estimates the speed of a mobile phone by matching time-series signal strength data to a known signal strength trace from the same road. Kno...
Gayathri Chandrasekaran, Tam Vu, Alexander Varshav...
130views more  JLBS 2007»
13 years 6 months ago
Mobile positioning for traffic state acquisition
: The topics presented in this paper regard the project “Data Optimisation for integrated Telematics” (Do-iT) granted by the German ministry of economics and technology. Within...
Katrin Ramm, Volker Schwieger
157views Communications» more  SCN 2008»
13 years 6 months ago
Insider attack attribution using signal strength-based hyperbolic location estimation
A rogue insider, in a wireless network, is an authenticated member that exploits possession of a valid identity in order to launch an attack. A typical example is the transmission...
Christine Laurendeau, Michel Barbeau
93views more  IEICET 2007»
13 years 6 months ago
Experimental Evaluation of Decision Criteria for WLAN Handover: Signal Strength and Frame Retransmission
Abstract. In ubiquitous networks, Mobile Nodes (MNs) may often suffer from performance degradation due to the following two reasons: (1) reduction of signal strength by an MN’s m...
Kazuya Tsukamoto, Takeshi Yamaguchi, Shigeru Kashi...
81views more  JNW 2006»
13 years 6 months ago
A Noble Fuzzy-based Mobile Tracking Scheme
In this study, we propose a novel mobile tracking method based on Multi-Criteria Decision Making (MCDM), in which uncertain parameters such as Pilot Signal Strength (PSS), the dist...
Soo Chang Kim, Jong Chan Lee, Yeon-Seung Shin
95views more  JFR 2008»
13 years 6 months ago
Maintaining network connectivity and performance in robot teams
In this paper, we present an experimental study of strategies for maintaining end-to-end communication links for tasks such as surveillance, reconnaissance, and target search and ...
M. Ani Hsieh, Anthony Cowley, Vijay Kumar, Camillo...
167views more  CN 2007»
13 years 6 months ago
Association management for data dissemination over wireless mesh networks
To enable multimedia broadcasting services in mesh networks, it is critical to optimize the broadcast traffic load. Traditionally, users associate with access points (APs) with th...
Dongwook Lee, Gayathri Chandrasekaran, Mukundan Sr...
13 years 6 months ago
Bartendr: a practical approach to energy-aware cellular data scheduling
Cellular radios consume more power and suffer reduced data rate when the signal is weak. According to our measurements, the communication energy per bit can be as much as 6x highe...
Aaron Schulman, Vishnu Navda, Ramachandran Ramjee,...
13 years 7 months ago
Measurement Based Physical Layer Modeling for Wireless Network Simulations
—Simulation methods have become an integral part of almost all aspects of networking research and particularly in the area of wireless networks. Any new protocol or methodology t...
Dheeraj Reddy, George F. Riley