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Displaying 1-50 out of 143 total
A Novel Image Classification Method Based on Double Manifold Learning
Found in: Computational Intelligence and Security, International Conference on
By Li-Hua Ye, Rong Zhu, Jie Xu
Issue Date:December 2010
pp. 265-269
To solve the two-class classification problem existing in semantic-based image understanding, a novel classification method based on double manifold learning is proposed, which can transform the classification problem from a high-dimensional data space to ...
 
Nonlinear Process Monitoring and Fault Diagnosis Based on KPCA and MKL-SVM
Found in: Artificial Intelligence and Computational Intelligence, International Conference on
By Jie Xu, Shousong Hu
Issue Date:October 2010
pp. 233-237
A new method for nonlinear process monitoring and fault diagnosis based on kernel principal analysis and multiple kernel learning support vector machines is proposed. The data is analyzed using KPCA. T2 and SPE are constructed in the future space. If the T...
 
Dependability in Grids
Found in: IEEE Distributed Systems Online
By Paul Townend, Jie Xu
Issue Date:December 2005
pp. 1
The authors discuss why dependability is so important in Grid applications and demonstrate some of the work their team, the Distributed Systems and Services Group at the University of Leeds, is performing.
 
Shared Interface Gateway Softway Model in Communication Management
Found in: Software Engineering, World Congress on
By Xin Xu, Jie Xu, Tongxin Xie, Xi Shao
Issue Date:December 2010
pp. 45-52
This paper presents the shared interface gateway software model based on the project of CWPS(Cooperative Workflow Platform Service). Firstly, the shared interface gateway framework is built and the meta-models of shared interface gateway software are given...
 
Design and Study on the State of Charge Estimation for Lithium-ion Battery Pack in Electric Vehicle
Found in: Artificial Intelligence and Computational Intelligence, International Conference on
By Jie Xu, Mingyu Gao, Zhiwei He, Jianbin Yao, Hongfeng Xu
Issue Date:November 2009
pp. 316-320
State of charge (SOC) estimation is an increasingly important issue in battery management system (BMS) and has become a core factor to promote the development of electric vehicle (EV). In addition to offering the real time display of battery parameters to ...
 
Using default ARTMAP for cancer classification with MicroRNA expression signatures
Found in: Neural Networks, IEEE - INNS - ENNS International Joint Conference on
By Rui Xu, Jie Xu, Donald C. Wunsch
Issue Date:June 2009
pp. 3398-3404
High-throughput messenger RNA (mRNA) expression profiling with microarray has been demonstrated as a more effective method of cancer diagnosis and treatment than the traditional morphology or clinical parameter-based methods. Recently, the discovery of a c...
 
Reasoning Technique for Extended Fuzzy Description Logics
Found in: Tools with Artificial Intelligence, IEEE International Conference on
By Yanhui Li, Baowen Xu, Jianjiang Lu, Dazhou Kang, Jie Xu
Issue Date:November 2005
pp. 665-666
A family of extended fuzzy description logics, which includes a framework of syntax, semantics, knowledge base form and reasoning tasks, is proposed to enable representation and reasoning for complex fuzzy information. This paper discusses the reasoning te...
   
Fault-Tolerant Dynamic Deduplication for Utility Computing
Found in: 2014 IEEE 17th International Symposium on Object/Component/Service-Oriented Real-Time Distributed Computing (ISORC)
By Waraporn Leesakul,Paul Townend,Peter Garraghan,Jie Xu
Issue Date:June 2014
pp. 397-404
Utility computing is an increasingly important paradigm, whereby computing resources are provided on-demand as utilities. An important component of utility computing is storage, data volumes are growing rapidly, and mechanisms to mitigate this growth need ...
 
Towards a Virtual Integration Design and Analysis Enviroment for Automotive Engineering
Found in: 2014 IEEE 17th International Symposium on Object/Component/Service-Oriented Real-Time Distributed Computing (ISORC)
By David McKee,David Webster,Paul Townend,Jie Xu,Davd Battersby
Issue Date:June 2014
pp. 413-419
As the automotive industry moves towards reduced physical prototyping it is becoming more dependent on distributed simulations. However, the current technologies do not fully enable real-time distributed simulations which involve both virtual and physical ...
 
M-VCR: Multi-View Consensus Recognition for Real-Time Experimentation
Found in: 2014 IEEE 17th International Symposium on Object/Component/Service-Oriented Real-Time Distributed Computing (ISORC)
By David McKee,Paul Townend,David Webster,Jie Xu
Issue Date:June 2014
pp. 76-83
A major application area in the computer vision domain is gesture recognition, requiring real-time image classification to respond to human interactions. However, current state-of-the-art high-quality algorithms for image classification do not meet many dy...
 
An Empirical Failure-Analysis of a Large-Scale Cloud Computing Environment
Found in: 2014 IEEE 15th International Symposium on High-Assurance Systems Engineering (HASE)
By Peter Garraghan,Paul Townend,Jie Xu
Issue Date:January 2014
pp. 113-120
Cloud computing research is in great need of statistical parameters derived from the analysis of real-world systems. One aspect of this is the failure characteristics of Cloud environments composed of workloads and servers, currently, few metrics are avail...
 
An Analysis of Performance Interference Effects on Energy-Efficiency of Virtualized Cloud Environments
Found in: 2013 IEEE 5th International Conference on Cloud Computing Technology and Science (CloudCom)
By Renyu Yang,Ismael Solis Moreno,Jie Xu,Tianyu Wo
Issue Date:December 2013
pp. 112-119
Co-allocated workloads in a virtualized computing environment often have to compete for resources, thereby suffering from performance interference. While this phenomenon has a direct impact on the Quality of Service provided to customers, it also changes t...
 
Single-Image Motion Deblurring Using Normalized Nonlinear Diffusion Regularization
Found in: 2013 Seventh International Conference on Image and Graphics (ICIG)
By Guodong Wang,Zhenkuan Pan,Jie Xu,Qian Dong,Shixiu Zheng
Issue Date:July 2013
pp. 112-116
Motion deblur is a very hot and hard research topic currently because it is an ill-posed problem. In this paper, we proposed using normalized nonlinear diffusion regularization for motion deblurring. To reduce the complexity of solving the deblurring equat...
 
Risk Assessment and Trust in Services Computing: Applications and Experience
Found in: 2013 IEEE International Conference on Services Computing (SCC)
By Paul Townend,Valentina Viduto,David Webster,Karim Djemame,Lydia Lau,Vania Dimitrova,Jie Xu,Sarah Fores,Charlie Dibsdale,Jim Austin,John McAvoy,Stephen Hobson
Issue Date:June 2013
pp. 392-399
Service-orientation is effective at managing complexity and dynamicity at a programmatic level, but there is still much work to be done in understanding and improving the trust that users place in a system's outputs, and the extent to which they understand...
 
A Graph-Based Approach to Address Trust and Reputation in Ubiquitous Networks
Found in: 2013 IEEE 7th International Symposium on Service Oriented System Engineering (SOSE)
By Valentina Viduto,Paul Townend,Jie Xu,Karim Djemame,Alexey Bochenkov
Issue Date:March 2013
pp. 397-402
The increasing popularity of virtual computing environments such as Cloud and Grid computing is helping to drive the realization of ubiquitous and pervasive computing. However, as computing becomes more entrenched in everyday life, the concepts of trust an...
 
Personalised Provenance Reasoning Models and Risk Assessment in Business Systems: A Case Study
Found in: 2013 IEEE 7th International Symposium on Service Oriented System Engineering (SOSE)
By Paul Townend,David Webster,Colin C. Venters,Vania Dimitrova,Karim Djemame,Lydia Lau,Jie Xu,Sarah Fores,Valentina Viduto,Charlie Dibsdale,Nick Taylor,Jim Austin,John Mcavoy,Stephen Hobson
Issue Date:March 2013
pp. 329-334
As modern information systems become increasingly business- and safety-critical, it is extremely important to improve both the trust that a user places in a system and their understanding of the risks associated with making a decision. This paper presents ...
 
Gateway to the Cloud - Case Study: A Privacy-Aware Environment for Electronic Health Records Research
Found in: 2013 IEEE 7th International Symposium on Service Oriented System Engineering (SOSE)
By Rob Smith,Jie Xu,Saman Hima,Owen Johnson
Issue Date:March 2013
pp. 292-297
We describe a study in the domain of health informatics which includes some novel requirements for patient confidentiality in the context of medical health research. We present a prototype which takes health records from a commercial data provider, anonymi...
 
Enhancing Multi-tenancy Security in the Cloud IaaS Model over Public Deployment
Found in: 2013 IEEE 7th International Symposium on Service Oriented System Engineering (SOSE)
By Hussain Aljahdali,Paul Townend,Jie Xu
Issue Date:March 2013
pp. 385-390
Cloud Computing can be seen as an instance of Computing as a Utility, where customers utilize the concept of "pay-as-you-go" for applications, computing and storage resources. This concept is utilized particularly heavily in Infrastructure as a S...
 
An Approach for Characterizing Workloads in Google Cloud to Derive Realistic Resource Utilization Models
Found in: 2013 IEEE 7th International Symposium on Service Oriented System Engineering (SOSE)
By Ismael Solis Moreno,Peter Garraghan,Paul Townend,Jie Xu
Issue Date:March 2013
pp. 49-60
Analyzing behavioral patterns of workloads is critical to understanding Cloud computing environments. However, until now only a limited number of real-world Cloud data center trace logs have been available for analysis. This has led to a lack of methodolog...
 
An Algorithm for Trip Planning with Constraint of Transfer Connection in Urban Mass Transit Network
Found in: 2012 11th International Symposium on Distributed Computing and Applications to Business, Engineering & Science
By Jianyuan Guo,Limin Jia,Jie Xu,Yong Qin
Issue Date:October 2012
pp. 341-344
In large scale urban mass transit (UMT) network, different lines in a transfer station always stop at different time. Thus, in the time span of last trains running, passengers are easy to face a problem when transferring: the next line already stopped. Thi...
 
Evaluating the Dependability of Dynamic Binding in Web Services
Found in: 2012 IEEE 14th International Symposium on High-Assurance Systems Engineering (HASE)
By Anthony Sargeant,Paul Townend,Jie Xu,Karim Djemame
Issue Date:October 2012
pp. 139-146
Service-Oriented Computing (SOC) provides a flexible framework in which applications are built up from services, often distributed across a network. One of the promises of SOC is that of Dynamic Binding where abstract consumer requests are bound to concret...
 
Subjective Crosstalk Assessment Methodology for Auto-stereoscopic Displays
Found in: 2012 IEEE International Conference on Multimedia and Expo (ICME)
By Liyuan Xing,Jie Xu,Kim Skildheim,Andrew Perkis,Touradj Ebrahimi
Issue Date:July 2012
pp. 515-520
Cross talk is one of the most annoying distortions in the visualization stage of stereoscopic systems. Specifically, both pattern and amount of cross talk in multi-view auto-stereoscopic displays are more complex because of viewing angle dependability, whe...
 
High Solid Anaerobic Co-digestion Pilot Scale Experiment of Kitchen Waste and Cow-dung
Found in: Biomedical Engineering and Biotechnology, International Conference on
By Lei Feng,Yan Chen,Rundong Li,Jie Xu
Issue Date:May 2012
pp. 1506-1509
Under mesophilic condition (37°C), a bench-scale experiment based on high solid anaerobic digestion process was conducted in a fed-batch single phase reactor. The result shows: (1) According to gas production and ph value change, there are mainly four sta...
 
Real-Time Fault-Tolerance in Federated Cloud Environments
Found in: Object/Component/Service-Oriented Real-Time Distributed Computing Workshops , IEEE International Symposium on
By Peter Garraghan,Paul Townend,Jie Xu
Issue Date:April 2012
pp. 118-123
Dependability is a critical concern in provisioning services in Cloud Computing environments. This is true when considering reliability, an attribute of dependability that is a critical and challenging problem in a Cloud context [2]. Fault-tolerance is one...
 
A Framework for Improving Trust in Dynamic Service-Oriented Systems
Found in: Object/Component/Service-Oriented Real-Time Distributed Computing Workshops , IEEE International Symposium on
By Paul Townend,Colin C. Venters,Lydia Lau,Karim Djemame,Vania Dimitrova,Alison Marshall,Jie Xu,Charlie Dibsdale,Nick Taylor,Jim Austin,John McAvoy,Martyn Fletcher,Stephen Hobson
Issue Date:April 2012
pp. 136-141
Large-scale data processing systems frequently require users to make timely and high-value business decisions based upon information that is received from a variety of heterogeneous sources. Such heterogeneity is especially true of service-oriented systems...
 
Investigation of IT Security and Compliance Challenges in Security-as-a-Service for Cloud Computing
Found in: Object/Component/Service-Oriented Real-Time Distributed Computing Workshops , IEEE International Symposium on
By Hussain Al-Aqrabi,Lu Liu,Jie Xu,Richard Hill,Nick Antonopoulos,Yongzhao Zhan
Issue Date:April 2012
pp. 124-129
The key security challenges and solutions on the cloud have been investigated in this paper with the help of literature reviews and an experimental model created on OPNET that is simulated to produce useful statistics to establish the approach that the clo...
 
Neural Network-Based Overallocation for Improved Energy-Efficiency in Real-Time Cloud Environments
Found in: Object-Oriented Real-Time Distributed Computing, IEEE International Symposium on
By Ismael Solis Moreno,Jie Xu
Issue Date:April 2012
pp. 119-126
This paper introduces a dynamic resource provisioning mechanism for over allocating the capacity of Cloud data centers based on customer resource utilization patterns. The proposed mechanism reduces the impact on Real-Time constraints while improvements on...
 
Interface Refactoring in Performance-Constrained Web Services
Found in: Object-Oriented Real-Time Distributed Computing, IEEE International Symposium on
By David Webster,Paul Townend,Jie Xu
Issue Date:April 2012
pp. 111-118
This paper presents the development of REF-WS an approach to enable a Web Service provider to reliably evolve their service through the application of refactoring transformations. REF-WS is intended to aid service providers, particularly in a reliability a...
 
On the Properties of Mean Opinion Scores for Quality of Experience Management
Found in: Multimedia, International Symposium on
By Jie Xu,Liyuan Xing,Andrew Perkis,Yuming Jiang
Issue Date:December 2011
pp. 500-505
For research on quality of experience (QoE), mean opinion scores (MOS) are widely chosen as the results of subjective tests and the ground-truth reference for further research on objective quality modeling. Furthermore, the results of objective quality mod...
 
Customer-aware resource overallocation to improve energy efficiency in realtime Cloud Computing data centers
Found in: Service-Oriented Computing and Applications, IEEE International Conference on
By Ismael Solis Moreno,Jie Xu
Issue Date:December 2011
pp. 1-8
Energy efficiency is becoming a very important concern for Cloud Computing environments. These are normally composed of large and power consuming data centers to provide the required elasticity and scalability to their customers. In this context, many effo...
 
A survey of personal privacy protection in public service mashups
Found in: Service-Oriented System Engineering, IEEE International Workshop on
By Rob Smith,Jie Xu
Issue Date:December 2011
pp. 214-224
Mashups are web application hybrids built from usually independent online services and information sources, commonly for purposes that differ from the original reasons those services were developed in the first place. The intent is usually to make data mor...
 
Message from the general co-chairs
Found in: Service-Oriented System Engineering, IEEE International Workshop on
By Jie Xu,Jorge L. Sanz
Issue Date:December 2011
pp. vii
Welcome to the Sixth IEEE International Symposium on Service-Oriented System Engineering, SOSE 2011!
   
Byzantine fault-tolerance in federated cloud computing
Found in: Service-Oriented System Engineering, IEEE International Workshop on
By Peter Garraghan,Paul Townend,Jie Xu
Issue Date:December 2011
pp. 280-285
Cloud computing has emerged as popular paradigm that enables the establishment of large scale, flexible computing infrastructures that can offer significant cost savings for both businesses and consumers by allowing compute resources to be scaled dynamical...
 
Provenance: Current directions and future challenges for service oriented computing
Found in: Service-Oriented System Engineering, IEEE International Workshop on
By Colin C. Venters,Paul Townend,Lydia Lau,Karim Djemame,Vania Dimitrova,Alison Marshall,Jie Xu,Charlie Dibsdale,Nick Taylor,Jim Austin,John McAvoy,Martyn Fletcher,Stephen Hobson
Issue Date:December 2011
pp. 262-267
Modern organizations increasingly depend heavily on information stored and processed in distributed, heterogeneous data sources and services to make critical, high-value decisions. Service-oriented systems are dynamic in nature and are becoming ever more c...
 
Near-optimal configuration of service pool size in service composition
Found in: Software Maintenance and Reengineering, European Conference on
By Pan He,Kaigui Wu, Qi Xie,Jie Xu
Issue Date:August 2011
pp. 1252-1257
To improve the reliability of service composition, service pools with redundant services are often registered in advance. Increasing the number of redundant services in a pool could improve the reliability while decreasing the performance or increasing unn...
 
Maximizing network revenue through resource management in heterogeneous wireless networks
Found in: 2011 IEEE Symposium on Computers and Communications (ISCC 2011)
By E. Khloussy, Jie Xu,A. N. Kim, Yuming Jiang
Issue Date:June 2011
pp. 365-370
Several radio access technologies are now likely to coexist in the same area, and form the so-called heterogeneous wireless networks. In this paper, we study the coordination between WiMAX and WiFi through radio resource management (RRM) in order to maximi...
 
QoS Driven Web Services Evolution
Found in: Complex, Intelligent and Software Intensive Systems, International Conference
By Qi Xie, Kaigui Wu, Jie Xu
Issue Date:July 2011
pp. 329-334
The loose coupling and on-demand integration are the fundamental characteristics of the Service Oriented Architecture (SOA), which have enforced rapid development of Web services. However, nonfunctional quality of service (QoS) attributes may evolve due to...
 
Monitoring Resources Allocation for Service Composition Under Different Monitoring Mechanisms
Found in: Complex, Intelligent and Software Intensive Systems, International Conference
By Pan He, Kaigui Wu, Junhao Wen, Jie Xu
Issue Date:July 2011
pp. 263-270
As availability of web service has become a great concern in SOA, monitoring mechanism is often deployed to detect and recover failures for service composition. While monitoring mechanism could improve the availability to an extent, it may cost more resour...
 
Decision Making of Strategic Investment in Relation to Competition and Two Stages
Found in: Computational Sciences and Optimization, International Joint Conference on
By Haiyuan Yin, Jie Xu
Issue Date:April 2011
pp. 366-369
The paper imports competition into deciding of strategic investment of two stages, using the method of real option game, and analyzes how enterprise makes its decisions when competition appears. The result opens out: enterprise has no impetus to develop ne...
 
Towards Analysis of Intra-flow Contention in Multi-hop Wireless Networks
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Jie Xu, Yuming Jiang, Andrew Perkis
Issue Date:December 2010
pp. 176-184
Based on whether the competing active nodes are forwarding packets of the same flow, the channel access contention in multi-hop wireless networks can be classified into intra-flow contention and inter-flow contention. In this paper, we analyze the effect o...
 
DASR: Distributed Anonymous Secure Routing with Good Scalability for Mobile Ad Hoc Networks
Found in: Asia-Pacific Conference on Services Computing. 2006 IEEE
By Lanjun Dang, Jie Xu, Hui Li, Nan Dang
Issue Date:December 2010
pp. 454-461
Security, anonymity, and scalability are important issues for mobile ad hoc network routing protocols, especially in private-vital practical applications. Although there are several papers on anonymous secure routing in mobile ad hoc networks, few research...
 
Area Power Consumption in a Single Cell Assisted by Relays
Found in: IEEE-ACM International Conference on Green Computing and Communications and International Conference on Cyber, Physical and Social Computing
By Jie Xu, Ling Qiu
Issue Date:December 2010
pp. 460-465
Green radio attracts a lot of attention due to global climate change. Compared with the traditional cellular systems in which the area spectral efficiency is the system performance metric, the green cellular systems should take both system energy consumpti...
 
Energy Consumption in Downlink MIMO Relay Systems with Multiple Users
Found in: IEEE-ACM International Conference on Green Computing and Communications and International Conference on Cyber, Physical and Social Computing
By Jie Xu, Ling Qiu
Issue Date:December 2010
pp. 448-453
This paper focuses on the energy consumption problem in the downlink MIMO relay systems with multiple users. Power consumption under the target sum capacity is used as the energy efficient performance metric. Three transmission schemes, i.e. regenerate dec...
 
NLOS Mitigation Method for TDOA Measurement
Found in: Intelligent Information Hiding and Multimedia Signal Processing, International Conference on
By Hao Jiang, Jie Xu, Zhen Li
Issue Date:October 2010
pp. 196-199
In this paper, a non-line-of-sight (NLOS) error mitigation on time-difference-of-arrival (TDOA) measurements from pilot signals of a wireless communication network is proposed to solve the positioning and tracking issue involved in the environments where s...
 
A Semantics-Based Approach for Speech Annotation of Images
Found in: IEEE Transactions on Knowledge and Data Engineering
By Dmitri V. Kalashnikov,Sharad Mehrotra,Jie Xu,Nalini Venkatasubramanian
Issue Date:September 2011
pp. 1373-1387
Associating textual annotations/tags with multimedia content is among the most effective approaches to organize and to support search over digital images and multimedia databases. Despite advances in multimedia analysis, effective tagging remains largely a...
 
Towards Building Efficient Content-Based Publish/Subscribe Systems over Structured P2P Overlays
Found in: Parallel Processing, International Conference on
By Shengdong Zhang, Ji Wang, Rui Shen, Jie Xu
Issue Date:September 2010
pp. 258-266
In this paper, we introduce a generic model to deal with the event matching problem of content-based publish/subscribe systems over structured P2P overlays. In this model, we claim that there are three methods (event-oriented, subscription-oriented and hyb...
 
Research on Logistics Resources Integration in View of Logistics Networking
Found in: Information Science and Management Engineering, International Conference of
By Wenzheng Wu, Songdong Ju, Jie Xu
Issue Date:August 2010
pp. 325-330
Based on the status quo of China’s logistics industry, this paper indicates that the structural contradiction of the logistics supply-demand be attributed to the unsteady development of logistics industry. Integrating logistics resources is the everlasting...
 
Affinity Propagation Feature Clustering with Application to Vehicle Detection and Tracking in Road Traffic Surveillance
Found in: Advanced Video and Signal Based Surveillance, IEEE Conference on
By Jun Yang, Yang Wang, Arcot Sowmya, Bang Zhang, Jie Xu, Zhidong Li
Issue Date:September 2010
pp. 414-419
In this paper, we investigate the applicability of the newlyproposed data clustering method, affinity propagation, infeature points clustering and the task of vehicle detectionand tracking in road traffic surveillance. We propose amodel-based temporal asso...
 
Multi-class Graph Boosting with Subgraph Sharing for Object Recognition
Found in: Pattern Recognition, International Conference on
By Bang Zhang, Getian Ye, Yang Wang, Wei Wang, Jie Xu, Gunawan Herman, Yun Yang
Issue Date:August 2010
pp. 1541-1544
In this paper, we propose a novel multi-class graph boosting algorithm to recognize different visual objects. The proposed method treats subgraph as feature to construct base classifier, and utilizes popular error correcting output code scheme to solve mul...
 
Study of the Scrap Steel Inventory Control Based on Inventory Theory
Found in: International Symposium on Distributed Computing and Applications to Business, Engineering and Science
By Minyuan Zhang, Sanyou Ji, Jie Xu
Issue Date:August 2010
pp. 417-420
The scrap steel inventory control is analyzed based on the data of a certain steel company. To aim at the oversize of purchasing quantity and inventory level of centralized procurement, the conclusion that the key link to control inventory lies in the purc...
 
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