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Displaying 1-50 out of 344 total
Mitigating Radio Irregularity Impact: An RSSI Calibration Method for Range-Free Localization in Sensor Networks
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Xiaokang Liu,Lei Wang,Zhuxiu Yuan,Yuanfang Chen,Lei Shu,Chunsheng Zhu
Issue Date:December 2011
pp. 160-166
Range-Free algorithms, appealing to people for their cost-efficiency, suffer from the precision problem. Some methods try to combine received signal strength indication (RSSI) with range-free localization algorithms to improve the accuracy, but RSSI is sen...
Removing Heavily Curved Path: Improved DV-hop Localization in Anisotropic Sensor Networks
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Ziqi Fan,Yuanfang Chen,Lei Wang,Lei Shu,Takahiro Hara
Issue Date:December 2011
pp. 75-82
In Wireless Sensor Networks (WSNs) a multitude of location-dependent applications have been proposed recently, which is very intriguing for researchers to discover and design more accurate and cost-effective localization algorithms. In an isotropic network...
Knowledge-Based Cooperative Particle Filter
Found in: 2013 Ninth International Conference on Computational Intelligence and Security (CIS)
By Wang Lei,Wang Yanpeng,Jiang Qiaoyong,Zou Fen
Issue Date:December 2013
pp. 678-682
In view of the current possible degradation phenomenon of particles in the particle filter and the problem of particle diversity caused by the re-sampling, a novel particle filter algorithm based on knowledge plate and co-evolution is proposed in this pape...
The Method of the Channel Test and Modeling About VHF/UHF Band
Found in: Computer Science and Electronics Engineering, International Conference on
By Lei Chen,Xue-ping Zhang,Zhen-hua Wang,Yuan-fu Lin,Lei Wang,You-Peng Zhang
Issue Date:March 2012
pp. 141-143
This article mainly from the start of the radio signal propagation characteristics, and connecting with the reality, according to the actual situation of some aera, the three typical environment of the topography for signal channel test and modeling is cho...
A Novel High-Density Single-Event Upset Hardened Configurable SRAM Applied to FPGA
Found in: Reconfigurable Computing and FPGAs, International Conference on
By Lei Wang, Lei Chen, Zhiping Wen, Huabo Sun, Shuo Wang
Issue Date:December 2009
pp. 1-5
This paper has investigated present radiation hardened FPGA manufacturers and SEU hardened method of configurable SRAM (CSRAM) applied to FPGA. A novel high-density single-event upset hardened CSRAM applied to BQV 300 FPGA is proposed, and this paper uses ...
Gatewaying the Wireless Sensor Networks
Found in: 2013 Ninth International Conference on Mobile Ad-hoc and Sensor Networks (MSN)
By Wenlong Yue,Yuanyuan Zhang,Zhenquan Qin,Ming Zhu,Cheng Jin,Lei Wang,Lei Shu,Canfeng Chen
Issue Date:December 2013
pp. 61-66
With the development of Internet of Things (IoT), bridging wireless sensor networks (WSNs) and other networks has become important. We divide bridging solutions into two categories: hardware solutions and middleware solutions. Hardware solutions have both ...
Program Regularization in Memory Consistency Verification
Found in: IEEE Transactions on Parallel and Distributed Systems
By Yunji Chen,Lei Li,Tianshi Chen,Ling Li,Lei Wang,Xiaoxue Feng,Weiwu Hu
Issue Date:November 2012
pp. 2163-2174
A widely adopted methodology for verifying the memory subsystem of a Chip Multiprocessor (CMP) is to verify executions of parallel test programs on the CMP against the given memory consistency model, which has been long known to be time consuming in both t...
The Blind Equalization Method Based on Particle Filter Theory
Found in: Computer Science and Electronics Engineering, International Conference on
By Lei Wang,Jie Yang,Wei Ao,Xi Bai,Lei Chen
Issue Date:March 2012
pp. 191-194
In this paper, particle filter theory and its Application in blind equalization are presented. The basic idea of particle filter is the recursive computation of relevant probability distributions using discrete random measures composed of the particles and...
A Study on Relationship Migration among Social Networking Providers
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Suran Li,Lei Wang,Zhenquan Qin,Zhu Ming,Lei Shu
Issue Date:December 2011
pp. 303-309
User profiles backup and migration among social networking providers have become more urgent after the conflict between Tencent1, the largest Instant Messaging(IM) service provider in China, and Qihu3602, the largest antivirus company in China. So far, exc...
A Geographic Routing Algorithm in Duty-Cycled Sensor Networks with Mobile Sinks
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Can Ma,Lei Wang,Jiaqi Xu,Zhenquan Qin,Ming Zhu,Lei Shu
Issue Date:December 2011
pp. 343-344
In this paper, we focus on achieving better energy conservation for geographic routing algorithms in duty-cycled WSNs when there is a mobile sink. We simplify the problem as a topology coverage one, and propose a multi-metric geographic algorithm (MMGR) wh...
A Non-stationary Covariance-Based Kriging Method with Adaptation to Irregularities in the Response Behavior
Found in: Information Technology, Computer Engineering and Management Sciences, International Conference of
By Han-yan Huang,Lei Wang,Yun-tao Chen,Lei Han
Issue Date:September 2011
pp. 26-29
Meta-models are widely used to facilitate the analysis and optimization of engineering systems that involve computationally expensive simulations. Kriging is widely used as a meta-modeling technique to build surrogate models. However, the assumption of a s...
An Tropospheric Delay Model for GPS NET RTK
Found in: Information Technology and Computer Science, International Conference on
By Qiu Lei, Li Lei, Wang Zemin
Issue Date:July 2010
pp. 98-101
The network-based GPS technique provides a broad Spectrum of corrections for real-time kinematic. And the atmospheric refraction error is the main factors to be sufficient to support the ambiguity resolution (AR) and accuracy of the long-distance RTK. Howe...
Detection Press Palm Strength of Flyer of Fly Frame Based on ZigBee Wireless Transmission Technology
Found in: Modeling, Simulation and Visualization Methods, International Conference on
By Liangchao Cong, Xiuming Jiang, Jiancheng Yang, Lei Wang, Xiaoqin Han, Lei Li, Yan Liu
Issue Date:May 2010
pp. 218-220
Roving frame is one of the important textile machines. The quality of the wound package of its produces is affected by the flyer of roving frame. In order to test accurately interrelated parameters of flyer, the new press palm strength of flyer of fly fram...
ActiveX Control Development of Virtual Instrument Based on COM Technology
Found in: Education Technology and Computer Science, International Workshop on
By Lu Xuqing, Gao Ying, Lei Lei, Wang Xiuliang, Guo Shuxia
Issue Date:March 2010
pp. 513-516
Focusing on the research of simulation system for virtual instrument and application of the status, this paper analyzes several third-party software platforms to develop interface for virtual simulation in the Windows environment, then evaluates and compar...
A Remote Monitoring System of IDC Room Based on ZigBee Wireless Sensor Networks
Found in: Dependable, Autonomic and Secure Computing, IEEE International Symposium on
By Shuchao Ma, Ming Zhu, Lei Wang, Lei Shu, Suran Li, Shumin Huang
Issue Date:December 2009
pp. 782-787
This paper introduces an intelligent remote monitor system based on ZigBee sensor networks for IDC (Internet Data Center) room. The system consists of two parts: three types of ZigBee modules and the server module. The three types of ZigBee modules contain...
Cross-Layer Optimized Data Gathering in Wireless Multimedia Sensor Networks
Found in: Computational Science and Engineering, IEEE International Conference on
By Lei Shu, Manfred Hauswirth, Lei Wang, Yan Zhang, Jong Hyuk Park
Issue Date:August 2009
pp. 961-966
Using multimedia sensor nodes can enhance the capability of wireless sensor networks (WSNs) for event description. In some scenarios, e.g., an erupting volcano, the WSNs are not deployed to work for long time. Instead, the WSNs aim to deliver continuous an...
NetTopo: Beyond Simulator and Visualizer for Wireless Sensor Networks
Found in: Future Generation Communication and Networking
By Lei Shu, Chun Wu, Yan Zhang, Jiming Chen, Lei Wang, Manfred Hauswirth
Issue Date:December 2008
pp. 17-20
Deploying real WSN testbed provides a realistic testing environment, and allows users to get more accurate test results. However, deploying real testbed is highly constrained by the available budget when the test needs a large scale WSN environment. By lev...
An Effective Evidence Theory Based K-Nearest Neighbor (KNN) Classification
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Lei Wang, Latifur Khan, Bhavani Thuraisingham
Issue Date:December 2008
pp. 797-801
In this paper, we study various K nearest neighbor (KNN) algorithms and present a new KNN algorithm based on evidence theory. We introduce global frequency estimation of prior probability (GE) and local frequency estimation of prior probability (LE). A GE ...
Model-based Design and Verification of Automotive Electronics Compliant with OSEK/VDX
Found in: Embedded Software and Systems, Second International Conference on
By Guoqing Yang, Minde Zhao, Lei Wang, Zhaohui Wu
Issue Date:December 2005
pp. 237-245
Model-based approaches are gradually applied in embedded system design with Unified Modeling Language (UML) and its profiles, but in terms of automotive electronics domain, few developers adopt UML to design system models because of inadequate tools that s...
Hydrodynamics Simulation on Deflector Program of Super Pump Station for Potable Water Supply
Found in: 2013 Fourth International Conference on Digital Manufacturing & Automation (ICDMA)
By Lei-lei Wang
Issue Date:June 2013
pp. 667-670
A computational fluid dynamics (CFD) model is used to assess the effect of pump layout program on flow field in Ditch-V pump station for potable water treatment. The model is based on the CFD code Fluent and exploits several specific aspects of the potable...
Cumulative Heat Diffusion Using Volume Gradient Operator for Volume Analysis
Found in: IEEE Transactions on Visualization and Computer Graphics
By K. C. Gurijala, Lei Wang,A. Kaufman
Issue Date:December 2012
pp. 2069-2077
We introduce a simple, yet powerful method called the Cumulative Heat Diffusion for shape-based volume analysis, while drastically reducing the computational cost compared to conventional heat diffusion. Unlike the conventional heat diffusion process, wher...
A Multi-agent Learning Model for Service Composition
Found in: 2012 IEEE Asia-Pacific Services Computing Conference (APSCC)
By Wenbo Xu,Jian Cao,Haiyan Zhao,Lei Wang
Issue Date:December 2012
pp. 70-75
Agent technology has gained increasing popularity in service oriented architecture (SOA) because of its features of autonomy, initiative, interactivity, persistency and adaptability. There are already a plenty of implementations which integrate SOA with mu...
Large-scale multimedia data mining using MapReduce framework
Found in: 2012 IEEE 4th International Conference on Cloud Computing Technology and Science (CloudCom)
By Hanli Wang,Yun Shen,Lei Wang,Kuangtian Zhufeng,Wei Wang,Cheng Cheng
Issue Date:December 2012
pp. 287-292
In this paper, the framework of MapReduce is explored for large-scale multimedia data mining. Firstly, a brief overview of MapReduce and Hadoop is presented to speed up large-scale multimedia data mining. Then, the high-level theory and low-level implement...
Design and Realization of an Active Noise Control System Based on DSP
Found in: Computer Science and Electronics Engineering, International Conference on
By Youpeng Zhang,Shentao Wang,Gefei Yu,Zhenhua Wang,Xi Bai,Lei Wang
Issue Date:March 2012
pp. 177-179
Realization problem of active noise control system is studied in the article. The foundational theory and algorithm of active noise control are introduced, the feed-forward adaptive active noise control (AANC) system is presented, the hardware solution of ...
The Capability Analysis Model of the Senior Employees Based on Tasks
Found in: Intelligent Computation Technology and Automation, International Conference on
By Ding Lei,Wang Tong
Issue Date:March 2011
pp. 961-965
This model can help the enterprises to carry out multi-dimensional analysis on the capability of their senior staffs, which is based on B/S pattern information system with the core of the task. It takes the subordinate relationship between all sections and...
Seismic Load Analysis of Wind Turbines by Response Spectrum Approach
Found in: Computer Distributed Control and Intelligent Environmental Monitoring, International Conference on
By Zhu Lei, Wang Yuanqing, Shi Yongjiu
Issue Date:February 2011
pp. 1706-1709
Wind energy is developing very fast in China and nowadays China owns the second largest wind power capacity in the world. A great number of wind turbines have been planted in the seismic active regions of China, for example, Beijing, Inner Mongolia. The se...
New Method of Database Design Based on DFDC
Found in: Education Technology and Computer Science, International Workshop on
By Chen Bingchuan, Li Lei, Wang Heyong
Issue Date:March 2010
pp. 138-141
This paper presents a new method of database design, which bases on Data Floating Direction Chart (DFDC). The method is mainly to solve skip questions from requirement to design, which reflects relationships between tables intuitively as well as relationsh...
A Declarative Method for Business Process Construction in Data-Intensive Applications
Found in: New Trends in Information and Service Science, International Conference on
By Huaqiang Zhang, Hongyan Li, Bin Zhou, Lei Wang, Qiang Qu
Issue Date:July 2009
pp. 841-846
The flexibility in data-intensive applications makes the business process cannot be designed in advance. Due to not integrating with the business data, current process management technology cannot support the construction of business process in data-intens...
A Study on the Enhancement of Competitiveness of Small and Medium Enterprises through the Integration of Marketing Capability with Technological Innovation
Found in: Future Information Technology and Management Engineering, International Seminar on
By Lei Wang, Xing Wang, Xiaoyan Wang
Issue Date:November 2008
pp. 498-502
Small and medium enterprises (SME) constitute an important part of the national economy. Therefore, to enhance the technological innovation capability of SME in an all-round manner has become an important aspect in building China into an innovation-oriente...
Feature Extraction Based on the Independent Component Analysis for Text Classification
Found in: Fuzzy Systems and Knowledge Discovery, Fourth International Conference on
By Minghan Hu, Shijun Wang, Anhui Wang, Lei Wang
Issue Date:October 2008
pp. 296-300
The Independent Component Analysis (ICA) is a very popular algorithm used in the blind source separation and it has been widely used in many other fields. In this paper, the ICA is applied to text classification. We try to combine the traditional feature s...
Link quality prediction for wireless devices with multiple radios
Found in: A World of Wireless, Mobile and Multimedia Networks, International Symposium on
By Qiuyi Duan, Lei Wang, Charles D. Knutson, Daniel Zappala
Issue Date:June 2008
pp. 1-5
Communication between wireless devices ought to be as simple as possible; they should be able to seamlessly switch between different radios and network stacks on the fly in order to better serve the user. To make this a possibility, we consider the challen...
Improving Graph Matching via Density Maximization
Found in: 2013 IEEE International Conference on Computer Vision (ICCV)
By Chao Wang,Lei Wang,Lingqiao Liu
Issue Date:December 2013
pp. 3424-3431
Graph matching has been widely used in various applications in computer vision due to its powerful performance. However, it poses three challenges to image sparse feature matching: (1) The combinatorial nature limits the size of the possible matches, (2) I...
A Method of Systemic EMC Evaluation for Missile
Found in: 2013 International Conference on Information Technology and Applications (ITA)
By Bingqie Wang,Lei Wang,Qinglei Du
Issue Date:November 2013
pp. 432-435
Systemic EMC evaluation method for missile is presented in the paper for the first time. Systemic EMC performance EMC(S) is defined. EMC probability and interfered probability for sensitive port of receivers and other sensitive equipments are defined as we...
High Radix Montgomery Modular Multiplier on Modern FPGA
Found in: 2013 12th IEEE International Conference on Trust, Security and Privacy in Computing and Communications (TrustCom)
By Pingjian Wang, Zongbin Liu, Lei Wang, Neng Gao
Issue Date:July 2013
pp. 1484-1489
Montgomery algorithm is the most common mechanism for implementing modular multiplication. This work proposes a new systolic architecture to perform high radix Montgomery algorithm on modern FPGA, which is rich in dedicated hardcore multiplier resources, a...
Robustness Based Model and Algorithm of Steel Informatization Project
Found in: 2013 Fifth International Conference on Computational and Information Sciences (ICCIS)
By Xiaodong Shao,Chunsheng Zhang,Lei Wang,Haifeng Wang
Issue Date:June 2013
pp. 1671-1674
This paper focuses on the resource allocation and scheduling problem in steel information technology planning project in which constraints like resource, duration are taken into account. A mathematical model which aims at maximizing the project robustness ...
Characteristic Point Match Algorithm Based on the SURF in Binocular Stereo Vision
Found in: 2012 5th International Conference on Intelligent Networks and Intelligent Systems (ICINIS)
By Wang Xiaoli,Yang Lei,Wang Lirong,Xu Jing
Issue Date:November 2012
pp. 302-305
One of the main components of the computer vision is 3D reconstruction. Extracts and the match based on two-dimensional picture characteristic point is the 3D reconstruction technology core. Taking binocular stereoscopic vision theory as a foundation, thro...
Digital resources serving performance assessing based on fuzzy neural networks
Found in: 2012 IEEE International Conference on Granular Computing (GrC-2012)
By Shiwei Zhu,Yanqing Zhao,Junfeng Yu,Lei Wang,Moji Wei,Aiping Wang
Issue Date:August 2012
pp. 682-687
This paper is innovatively to develop a new hybrid performance evaluation method in the literature of assessing the digital resources serving performances. The proposed method employs the hierarchical evaluation method based on fuzzy rules and artificial n...
A New Variable Step Size LMS Adaptive Filtering Algorithm
Found in: Computer Science and Electronics Engineering, International Conference on
By Wei Ao,Wan-Qin Xiang,You-Peng Zhang,Lei Wang,Chun-Ying Lv,Zheng-Hua Wang
Issue Date:March 2012
pp. 265-268
Focus on the inconsistency between the convergence rate and the steady state error in LMS algorithm, this paper proposed a new variable step size LMS(VSS-LMS) algorithm, by constructing a nonlinear function between the step factor µ and the error signal e...
Precise, Scalable, and Online Request Tracing for Multitier Services of Black Boxes
Found in: IEEE Transactions on Parallel and Distributed Systems
By Bo Sang,Jianfeng Zhan,Gang Lu,Haining Wang,Dongyan Xu,Lei Wang,Zhihong Zhang,Zhen Jia
Issue Date:June 2012
pp. 1159-1167
As more and more multitier services are developed from commercial off-the-shelf components or heterogeneous middleware without source code available, both developers and administrators need a request tracing tool to 1) exactly know how a user request of in...
A Nonlinear Cobweb Model
Found in: Knowledge Acquisition and Modeling, International Symposium on
By Xiyun Wang,Lei Wang,Xianfeng Li
Issue Date:October 2011
pp. 96-99
The stabilities of cobweb models play an important role in economics. For investigating the global stability of two nonlinear cobweb models, we established some results on the stability of a first-order nonlinear difference equation for all initial values ...
The Analysis and Design of Network Security Tools of IPv6
Found in: Intelligent Human-Machine Systems and Cybernetics, International Conference on
By Qiang Wang,Lei Wang,Xianwen Geng
Issue Date:August 2011
pp. 125-128
Since the performance and analysis ability of traditional security tools can not adapt to the demands of IPv6, new analysis engine and detection module are needed to add to them to improve the overall efficiency and performance of a security system. This p...
Research on Traffic Light Adjustment Based on Compatibility Graph of Traffic Flow
Found in: Intelligent Human-Machine Systems and Cybernetics, International Conference on
By Qiang Wang,Lei Wang,Guangcun Wei
Issue Date:August 2011
pp. 88-91
As the baton of urban traffic, traffic light plays the most important role on the traffic impact. Now traffic light has been able to better schedule and extend the green light time at the time of many vehicles. But sometimes traffic light still is not auto...
Robust design for opportunistic collaborative beamforming with noisy limited feedback
Found in: Software Maintenance and Reengineering, European Conference on
By Lei Wang, Zhiyong Wang, Guo Wei
Issue Date:August 2011
pp. 376-380
This paper presents a robust limited feedback design for opportunistic collaborative beamforming. The proposed scheme focuses on the index assignment problem with noisy limited feedback. Simulation results show that the proposed framework has significant S...
Experimental Studies on Human Body Communication Characteristics Based Upon Capacitive Coupling
Found in: Wearable and Implantable Body Sensor Networks, International Workshop on
By Wen-cheng Wang, Ze-dong Nie, Feng Guan, Teng-fei Leng, Lei Wang
Issue Date:May 2011
pp. 180-185
Human Body Communication (HBC) is regarded as a burgeoning transmission technology for short-range body sensor network applications. However, there are currently few full-scale on-body measurements describing the principle of body channel propagation chara...
SFL: Energy-Aware Spline Function Localization Scheme for Wireless Sensor Networks
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Yuanfang Chen, Shaojie Tang, Xiang-Yang Li, Min Gyung Kwak, Cheng Wang, Lei Wang
Issue Date:December 2010
pp. 116-121
Localization problem in wireless sensor networks (WSNs) has been widely studied recently. However, most previous work simply assume that all the nodes stay awake during the localization phase. This assumption clearly overlooks the common scenario that sens...
Influence of Magnetic Field to Landfill Leachate Treatment by Electrolytic Method
Found in: Digital Manufacturing and Automation, International Conference on
By Zhu-liang Wang, De-shi Yin, Lei Wang, Chuan Zhou
Issue Date:December 2010
pp. 846-848
The impact of constant magnetic field and alternating magnetic field to landfill leach ate treatment of electrolysis was investigated using new landfill leach ate treated by coagulation. The experimental results show that, the landfill leach ate COD could ...
Thermal Calibration of MEMS Inertial Sensors for an FPGA-Based Navigation System
Found in: Intelligent Networks and Intelligent Systems, International Workshop on
By Lei Wang, Yongping Hao, Zesong Wei, Fei Wang
Issue Date:November 2010
pp. 139-143
Based on a small, lightweight, low-cost high performance inertial Measurement Units(IMU), an effective calibration method is implemented to evaluate the performance of Micro-Electro-Mechanical Systems(MEMS) sensors suffering from various errors to get acce...
Intelligent Acquisition Module for Differential Transformer Position Sensor
Found in: 2010 International Conference on Intelligent System Design and Engineering Application (ISDEA 2010)
By Lei Wang, Xi Wang, Yongxia Sun
Issue Date:October 2010
pp. 878-883
As far as the common signals conditioining circuit shortcomings are concerned, this paper proposes a new design approach to intelligent acquisition module for differential transformer position sensor. This method analyzes the characteristics of differentia...
Research on Multi-dimension Model of Collaborative Quality Control in Manufacturing Network
Found in: Information Science and Management Engineering, International Conference of
By Wei Guo, Haipeng Liang, Lei Wang, Dongai Wang, Jie Lv
Issue Date:August 2010
pp. 331-336
Based on analyzing quality chain environment and product quality formation processes in manufacturing network, the author proposes a collaborative product quality control mode and establishes a multi-dimension collaborative quality control model in this pa...
Parallel face analysis platform
Found in: Multimedia and Expo, IEEE International Conference on
By Lei Wang, Ke-Yan Liu, Tong Zhang, Qin-Long Wang, Yue Ma
Issue Date:July 2010
pp. 268-269
In this paper, we proposed an advanced face analysis platform for large-scale consumer photos, namely PFAP. Leveraging Client/Server architecture, the platform provides users high-performance face clustering and near-real time image retrieval service. Adva...
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