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Displaying 1-34 out of 34 total
Cooperative Resource Sharing and Pricing for Proactive Dynamic Spectrum Access via Nash Bargaining Solution
Found in: IEEE Transactions on Parallel and Distributed Systems
By Yuan Wu,Wen-Zhan Song
Issue Date:November 2014
pp. 2804-2817
In this paper, we investigate the cooperative resource sharing and pricing for the licensed Primary User (PU) and Cognitive Radio Networks (CRNs), where the PU jointly determines how to share its under-utilized radio resource with Secondary Users (SUs) and...
 
Collaborative Data Collection with Opportunistic Network Erasure Coding
Found in: IEEE Transactions on Parallel and Distributed Systems
By Mingsen Xu,Wen-Zhan Song,Yichuan Zhao
Issue Date:October 2013
pp. 1941-1950
Disruptive network communication entails transient network connectivity, asymmetric links, and unstable nodes, which pose severe challenges to data collection in sensor networks. Erasure coding can be applied to mitigate the dependency of feedback in such ...
 
ECPC: Preserve Downtime Data Persistence in Disruptive Sensor Networks
Found in: 2013 IEEE 10th International Conference on Mobile Ad-Hoc and Sensor Systems (MASS)
By Mingsen Xu, Wen-Zhan Song, Deukhyoun Heo, Jong-Hoon Kim, Byeong-Sam Kim
Issue Date:October 2013
pp. 281-289
In challenging environments, sensor networks may become disruptive even unavailable (downtime), resulting in data losses. In-situ encoding and caching data in a distributed fashion can preserve data persistence during downtime. However, the existing approa...
 
Imaging Seismic Tomography in Sensor Network
Found in: 2013 IEEE International Conference on Distributed Computing in Sensor Systems (DCOSS)
By Lei Shi,Wen-Zhan Song,Mingsen Xu,Qingjun Xiao,Goutham Kamath,Jonathan M. Lees,Guoliang Xing
Issue Date:May 2013
pp. 304-306
Tomography imaging, applied to seismology, requires a new, decentralized approach if high resolution calculations are to be performed in a sensor network configuration. The real-time data retrieval from a network of large-amount wireless seismic nodes to a...
 
Component-Average Based Distributed Seismic Tomography in Sensor Networks
Found in: 2013 IEEE International Conference on Distributed Computing in Sensor Systems (DCOSS)
By Goutham Kamath,Lei Shi,Wen-Zhan Song
Issue Date:May 2013
pp. 88-95
Existing volcano instrumentation and monitoring system use centralized approach for data collection and image reconstruction and they lack the capability of obtaining real time information. A new distributed method is required which can obtain a high resol...
 
Distributed Sensing for High Quality Structural Health Monitoring Using Wireless Sensor Networks
Found in: 2012 IEEE 33rd Real-Time Systems Symposium (RTSS)
By Xuefeng Liu,Jiannong Cao,Wen-Zhan Song,Shaojie Tang
Issue Date:December 2012
pp. 75-84
In recent years, using wireless sensor networks (WSNs) for structural health monitoring (SHM) has attracted increasing attention. Traditional centralized SHM algorithms developed by civil engineers can achieve the highest damage detection quality since the...
   
FindingHuMo: Real-Time Tracking of Motion Trajectories from Anonymous Binary Sensing in Smart Environments
Found in: 2012 IEEE 32nd International Conference on Distributed Computing Systems (ICDCS)
By Debraj De,Wen-Zhan Song,Mingsen Xu,Cheng-Liang Wang,Diane Cook,Xiaoming Huo
Issue Date:June 2012
pp. 163-172
In this paper we have proposed and designed Finding HuMo (Finding Human Motion), a real-time user tracking system for Smart Environments. Finding HuMo can perform device-free tracking of multiple (unknown and variable number of) users in the Hallway Enviro...
 
Distributed Demand and Response Algorithm for Optimizing Social-Welfare in Smart Grid
Found in: 2012 IEEE International Symposium on Parallel & Distributed Processing (IPDPS)
By Qifen Dong,Li Yu,Wen-Zhan Song,Lang Tong,Shaojie Tang
Issue Date:May 2012
pp. 1228-1239
This paper presents a distributed Demand and Response algorithm for smart grid with the objective of optimizing social-welfare. Assuming the power demand range is known or predictable ahead of time, our proposed distributed algorithm will calculate demand ...
 
A Self-tuning Failure Detection Scheme for Cloud Computing Service
Found in: 2012 IEEE International Symposium on Parallel & Distributed Processing (IPDPS)
By Naixue Xiong,Athanasios V. Vasilakos,Jie Wu,Y. Richard Yang,Andy Rindos,Yuezhi Zhou,Wen-Zhan Song,Yi Pan
Issue Date:May 2012
pp. 668-679
Cloud computing is an increasingly important solution for providing services deployed in dynamically scalable cloud networks. Services in the cloud computing networks may be virtualized with specific servers which host abstracted details. Some of the serve...
 
Collaborative Topology Control for Lifetime Maximization
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Lei Shi,Wen-Zhan Song,Mingsen Xu,Alex Zelikovsky,Li Yu
Issue Date:December 2011
pp. 182-189
In a data collection sensor network, how to maximize the network lifetime through topology control remains an open research problem. Previous work has studied this problem by aiming to build a max-lifetime data collection tree, however, tree-based data col...
 
Opportunistic Network Erasure Coding in Disruptive Sensor Networks
Found in: Mobile Ad-Hoc and Sensor Systems, IEEE International Conference on
By Mingsen Xu,Wen-Zhan Song,Yichuan Zhao
Issue Date:October 2011
pp. 685-690
No summary available.
 
Real-World Sensor Network for Long-Term Volcano Monitoring: Design and Findings
Found in: IEEE Transactions on Parallel and Distributed Systems
By Renjie Huang,Wen-Zhan Song,Mingsen Xu,Nina Peterson,Behrooz A. Shirazi,Richard LaHusen
Issue Date:February 2012
pp. 321-329
This paper presents the design, deployment, and evaluation of a real-world sensor network system in an active volcano—Mount St. Helens. In volcano monitoring, the maintenance is extremely hard and system robustness is one of the biggest concerns. However, ...
 
Energy-Efficient Localized Routing in Random Multihop Wireless Networks
Found in: IEEE Transactions on Parallel and Distributed Systems
By Yu Wang, Xiang-Yang Li, Wen-Zhan Song, Minsu Huang, Teresa A. Dahlberg
Issue Date:August 2011
pp. 1249-1257
A number of energy-aware routing protocols were proposed to seek the energy efficiency of routes in multihop wireless networks. Among them, several geographical localized routing protocols were proposed to help making smarter routing decision using only lo...
 
Quality-Driven Volcanic Earthquake Detection Using Wireless Sensor Networks
Found in: Real-Time Systems Symposium, IEEE International
By Rui Tan, Guoliang Xing, Jinzhu Chen, Wen-Zhan Song, Renjie Huang
Issue Date:December 2010
pp. 271-280
Volcano monitoring is of great interest to public safety and scientific explorations. However, traditional volcanic instrumentation such as broadband seismometers are expensive, power-hungry, bulky, and difficult to install. Wireless sensor networks (WSNs)...
 
Localized QoS-aware media access control in high-fidelity data center sensing networks
Found in: International Conference on Green Computing
By Renjie Huang, Wen-Zhan Song, Mingsen Xu, Behrooz Shirazi
Issue Date:August 2010
pp. 397-404
Low-cost non-intrusive wireless sensor network is ideal for high-fidelity data center monitoring and helping improve energy efficiency. However, the stringent quality of service (QoS) requirements such as real-time data delivery together with the dynamic n...
 
Design and Deployment of Sensor Network for Real-Time High-Fidelity Volcano Monitoring
Found in: IEEE Transactions on Parallel and Distributed Systems
By Wen-Zhan Song, Renjie Huang, Mingsen Xu, Behrooz A. Shirazi, Richard LaHusen
Issue Date:November 2010
pp. 1658-1674
This paper presents the design and deployment experience of an air-dropped wireless sensor network for volcano hazard monitoring. The deployment of five self-contained stations into the rugged crater of Mount St. Helens only took one hour with a helicopter...
 
TreeMAC: Localized TDMA MAC protocol for real-time high-data-rate sensor networks
Found in: Pervasive Computing and Communications, IEEE International Conference on
By Wen-Zhan Song, Renjie Huang, Behrooz Shirazi, Richard LaHusen
Issue Date:March 2009
pp. 1-10
Earlier sensor network MAC protocols focus on energy conservation in low-duty cycle applications, while some recent applications involve real-time high-data-rate signals. This motivates us to design an innovative localized TDMA MAC protocol to achieve high...
 
Adaptive Linear Filtering Compression on realtime sensor networks
Found in: Pervasive Computing and Communications, IEEE International Conference on
By Aaron B. Kiely, Mingsen Xu, Wen-Zhan Song, Renjie Huang, Behrooz Shirazi
Issue Date:March 2009
pp. 1-10
We present a lightweight lossless compression algorithm for realtime sensor networks. Our proposed Adaptive Linear Filtering Compression (ALFC) algorithm performs predictive compression, using adaptive linear filtering to predict sample values followed by ...
 
Interference-Aware Joint Routing and TDMA Link Scheduling for Static Wireless Networks
Found in: IEEE Transactions on Parallel and Distributed Systems
By Yu Wang, Weizhao Wang, Xiang-Yang Li, Wen-Zhan Song
Issue Date:December 2008
pp. 1709-1726
We study efficient interference-aware joint routing and TDMA link scheduling for a multihop wireless network to maximize its throughput. Efficient link scheduling can greatly reduce the interference effect of close-by transmissions. Unlike the previous stu...
 
A Lightweight Sensor Network Management System Design
Found in: Pervasive Computing and Communications, IEEE International Conference on
By Fenghua Yuan, Wen-Zhan Song, Nina Peterson, Yang Peng, Lei Wang, Behrooz Shirazi, Richard LaHusen
Issue Date:March 2008
pp. 288-293
In this paper, we propose a lightweight and transparent management framework for TinyOS sensor networks, called L-SNMS, which minimizes the overhead of management functions, including memory usage overhead, network trafficoverhead, and integration overhead...
 
A Dynamic MDS-Based Localization Algorithm for Mobile Sensor Networks
Found in: Robotics and Biomimetics, IEEE International Conference on
By Changhua Wu, Weihua Sheng, Wen-Zhan Song
Issue Date:December 2006
pp. 496-501
In this paper, we proposed a dynamic mobility-assisted MDS-based localization algorithms for sparse mobile sensor network. For sparse networks, the assumption of the existing MDS-based localization algorithms is not necessary valid and the network may even...
 
Time-Optimum Packet Scheduling for Many-to-One Routing in Wireless Sensor Networks
Found in: IEEE International Conference on Mobile Adhoc and Sensor Systems Conference
By Wen-zhan Song, Fenghua Yuan, Richard LaHusen
Issue Date:October 2006
pp. 81-90
This paper studies the WSN application scenario with periodical traffic from all sensors to a sink. We present a time-optimum and energy-efficient packet scheduling algorithm and its distributed implementation. We first give a general many-to-one packet sc...
 
Localized Topology Control for Unicast and Broadcast in Wireless Ad Hoc Networks
Found in: IEEE Transactions on Parallel and Distributed Systems
By Wen-Zhan Song, Xiang-Yang Li, Ophir Frieder, WeiZhao Wang
Issue Date:April 2006
pp. 321-334
<p><b>Abstract</b>—We propose a novel localized topology-control algorithm for each wireless node to locally select communication neighbors and adjust its transmission power accordingly such that all nodes together self-form a topology th...
 
Applications of k-Local MST for Topology Control and Broadcasting in Wireless Ad Hoc Networks
Found in: IEEE Transactions on Parallel and Distributed Systems
By Xiang-Yang Li, Yu Wang, Wen-Zhan Song
Issue Date:December 2004
pp. 1057-1069
<p><b>Abstract</b>—In this paper, we propose a family of structures, namely, <tmath>k{\hbox{-}}{\rm{localized}}</tmath> minimum spanning tree (<tmath>{\rm{LMST}}_k</tmath>) for topology control and broadcasting in ...
 
TinyOS-Based Quality of Service Management in Wireless Sensor Networks
Found in: Hawaii International Conference on System Sciences
By Nina Peterson, Lohith Anusuya-Rangappa, Behrooz A. Shirazi, Renjie Huang, Wen-Zhan Song, Michael Miceli, Devin McBride, Ali Hurson, Rick LaHusen
Issue Date:January 2009
pp. 1-10
Previously the cost and extremely limited capabilities of sensors prohibited Quality of Service (QoS) implementations in wireless sensor networks. With advances in technology, sensors are becoming significantly less expensive and the increases in computati...
   
Monitoring for Power-Line Change and Outage Detection in Smart Grid via the Alternating Direction Method of Multipliers
Found in: 2014 28th International Conference on Advanced Information Networking and Applications Workshops (WAINA)
By Liang Zhao,Wen-Zhan Song,Lang Tong,Yuan Wu
Issue Date:May 2014
pp. 342-346
A novel distributed line outage detection algorithm was developed in this paper through convex relaxation and alternating direction method of multipliers (ADMM) method for smart grid system. The devised approach allows identification of multiple line outag...
 
Distributed Sensing for High-Quality Structural Health Monitoring using WSNs
Found in: IEEE Transactions on Parallel and Distributed Systems
By Xuefeng Liu,Jiannong Cao,Wen-Zhan Song,Peng Guo,Zongjian He
Issue Date:April 2014
pp. 1
Due to the low cost and ease of deployment, wireless sensor networks (WSNs) are emerging as sensing paradigms that the structural engineering field has begun to consider as substitutes for traditional tethered structural health monitoring (SHM) systems. Di...
 
Position-Based Routing for Heterogeneous Wireless Ad Hoc Networks
Found in: Distributed Computing Systems Workshops, International Conference on
By Kousha Moaveninejad, Wen-Zhan Song, Xiang-Yang Li
Issue Date:March 2004
pp. 710-715
Abstract?? Position based routing methods have been used successfully recently for homogeneous wireless networks when all nodes have the same transmission range, and the signal will be received by all nodes with the transmission range. All these protocols ...
 
A wake-on sensor network
Found in: Proceedings of the 7th ACM Conference on Embedded Networked Sensor Systems (SenSys '09)
By Behrooz Shirazi, Debraj De, Gang Lu, Mingsen Xu, Wen-Zhan Song
Issue Date:November 2009
pp. 341-342
This paper present a wake-on sensor network formed with the wake-on motes, TelosW. Our wake-on hardware and software design enable lower power operations and longer network lifetime.
     
Energy efficient opportunistic routing in wireless networks
Found in: Proceedings of the 12th ACM international conference on Modeling, analysis and simulation of wireless and mobile systems (MSWiM '09)
By Kousha Moaveni-Nejad, Ping Xu, Wen-Zhan Song, Xiang-Yang Li, Xufei Mao
Issue Date:October 2009
pp. 253-260
Opportunistic routing [1, 2] was shown to improve the network throughput greatly. The core idea is to allow any node in the forwarder list, which overhears the transmission and is closer to the destination to participate in forwarding the packet. The nodes...
     
Air-dropped sensor network for real-time high-fidelity volcano monitoring
Found in: Proceedings of the 7th international conference on Mobile systems, applications, and services (Mobisys '09)
By Andy Ma, Behrooz Shirazi, Mingsen Xu, Renjie Huang, Richard LaHusen, Wen-Zhan Song
Issue Date:June 2009
pp. 1-2
This paper presents the design and deployment experience of an air-dropped wireless sensor network for volcano hazard monitoring. The deployment of five stations into the rugged crater of Mount St. Helens only took one hour with a helicopter. The stations ...
     
Efficient interference-aware TDMA link scheduling for static wireless networks
Found in: Proceedings of the 12th annual international conference on Mobile computing and networking (MobiCom '06)
By Ophir Frieder, Weizhao Wang, Wen-Zhan Song, Xiang-Yang Li, Yu Wang
Issue Date:September 2006
pp. 262-273
We study efficient link scheduling for a multihop wireless network to maximize its throughput. Efficient link scheduling can greatly reduce the interference effect of close-by transmissions. Unlike the previous studies that often assume a unit disk graph m...
     
Localized topology control for heterogeneous wireless sensor networks
Found in: ACM Transactions on Sensor Networks (TOSN)
By Wen-Zhan Song, Xiang-Yang Li, Yu Wang
Issue Date:February 2006
pp. 129-153
This article studies topology control in heterogeneous wireless sensor networks, where different wireless sensors may have different maximum transmission ranges and two nodes can communicate directly with each other if and only if they are within the maxim...
     
A unified energy-efficient topology for unicast and broadcast
Found in: Proceedings of the 11th annual international conference on Mobile computing and networking (MobiCom '05)
By Weizhao Wang, Wen-Zhan Song, Xiang-Yang Li
Issue Date:August 2005
pp. 1-15
We propose a novel communication efficient topology control algorithm for each wireless node to select communication neighbors and adjust its transmission power, such that all nodes together self-form a topology that is energy efficient simultaneously for ...
     
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