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Displaying 1-45 out of 45 total
Investigating QoS of Real-World Web Services
Found in: IEEE Transactions on Services Computing
By Zibin Zheng, Yilei Zhang,Michael R. Lyu
Issue Date:January 2014
pp. 32-39
Quality of service (QoS) is widely employed for describing nonfunctional characteristics of web services. Although QoS of web services has been investigated intensively in the field of service computing, there is a lack of real-world web service QoS data s...
 
Particle Swarm Optimization for Energy-Aware Virtual Machine Placement Optimization in Virtualized Data Centers
Found in: 2013 International Conference on Parallel and Distributed Systems (ICPADS)
By Shangguang Wang,Zhipiao Liu,Zibin Zheng,Qibo Sun,Fangchun Yang
Issue Date:December 2013
pp. 102-109
A critical research issue is to lower the energy consumption of a virtualized data center by means of virtual machine placement optimization while satisfying the resource requirements of the cloud services. In this paper, we focus on different existing sch...
 
Personalized Web Service Recommendation via Normal Recovery Collaborative Filtering
Found in: IEEE Transactions on Services Computing
By Huifeng Sun,Zibin Zheng,Junliang Chen,Michael R. Lyu
Issue Date:October 2013
pp. 573-579
With the increasing amount of web services on the Internet, personalized web service selection and recommendation are becoming more and more important. In this paper, we present a new similarity measure for web service similarity computation and propose a ...
 
Collaborative Web Service QoS Prediction via Neighborhood Integrated Matrix Factorization
Found in: IEEE Transactions on Services Computing
By Zibin Zheng,Hao Ma,Michael R. Lyu,Irwin King
Issue Date:July 2013
pp. 289-299
With the increasing presence and adoption of web services on the World Wide Web, the demand of efficient web service quality evaluation approaches is becoming unprecedentedly strong. To avoid the expensive and time-consuming web service invocations, this p...
 
DR2: Dynamic Request Routing for Tolerating Latency Variability in Online Cloud Applications
Found in: 2013 IEEE 6th International Conference on Cloud Computing (CLOUD)
By Jieming Zhu, Zibin Zheng,Michael R. Lyu
Issue Date:June 2013
pp. 589-596
Application latency is one significant user metric for evaluating the performance of online cloud applications. However, as applications are migrated to the cloud and deployed across a wide-area network, the application latency usually presents high variab...
 
QoS Ranking Prediction for Cloud Services
Found in: IEEE Transactions on Parallel and Distributed Systems
By Zibin Zheng,Xinmiao Wu,Yilei Zhang,Michael R. Lyu,Jianmin Wang
Issue Date:June 2013
pp. 1213-1222
Cloud computing is becoming popular. Building high-quality cloud applications is a critical research problem. QoS rankings provide valuable information for making optimal cloud service selection from a set of functionally equivalent service candidates. To ...
 
Mashup Service Recommendation Based on User Interest and Social Network
Found in: 2013 IEEE International Conference on Web Services (ICWS)
By Buqing Cao,Jianxun Liu,Mingdong Tang,Zibin Zheng,Guangrong Wang
Issue Date:June 2013
pp. 99-106
With the rapid development of Web2.0 and its related technologies, Mashup services (i.e., Web applications created by combining two or more Web APIs) are becoming a hot research topic. The explosion of Mashup services, especially the functionally similar o...
 
Trace Norm Regularized Matrix Factorization for Service Recommendation
Found in: 2013 IEEE International Conference on Web Services (ICWS)
By Qi Yu,Zibin Zheng,Hongbing Wang
Issue Date:June 2013
pp. 34-41
We present in this paper a novel QoS prediction approach to tackle service recommendation, which is to recommend services with the best QoS to users. QoS prediction exploits available QoS information to estimate users' QoS experience from previously unknow...
 
Reputation-Aware QoS Value Prediction of Web Services
Found in: 2013 IEEE International Conference on Services Computing (SCC)
By Weiwei Qiu,Zibin Zheng,Xinyu Wang,Xiaohu Yang,Michael R. Lyu
Issue Date:June 2013
pp. 41-48
QoS value prediction of Web services is an important research issue for service recommendation, selection and composition. Collaborative Filtering (CF) is one of the most widely used methods which employs QoS values contributed by similar users to make pre...
 
Scaling Service-Oriented Applications into Geo-distributed Clouds
Found in: 2013 IEEE 7th International Symposium on Service Oriented System Engineering (SOSE)
By Jieming Zhu,Zibin Zheng,Yangfan Zhou,Michael R. Lyu
Issue Date:March 2013
pp. 335-340
With the significant prevalence of cloud computing, more and more data centers are built to host and deliver various online services. However, a key challenge faced by service providers is how to scale their applications into geo-distributed data centers t...
 
Personalized QoS-Aware Web Service Recommendation and Visualization
Found in: IEEE Transactions on Services Computing
By Xi Chen,Zibin Zheng,Xudong Liu,Zicheng Huang,Hailong Sun
Issue Date:January 2013
pp. 35-47
With the proliferation of web services, effective QoS-based approach to service recommendation is becoming more and more important. Although service recommendation has been studied in the recent literature, the performance of existing ones is not satisfact...
 
Online Optimization of VM Deployment in IaaS Cloud
Found in: 2012 IEEE 18th International Conference on Parallel and Distributed Systems (ICPADS)
By Pei Fan,Zhenbang Chen,Ji Wang,Zibin Zheng
Issue Date:December 2012
pp. 760-765
Infrastructure-as-a-Service (IaaS) clouds provide on-demand virtual machines (VMs) to users. How to improve the quality of IaaS cloud services is important for service providers. Currently, the VMs in an IaaS cloud are usually deployed with respect to the ...
 
Component Ranking for Fault-Tolerant Cloud Applications
Found in: IEEE Transactions on Services Computing
By Zibin Zheng,Tom Chao Zhou,Michael R. Lyu,Irwin King
Issue Date:September 2012
pp. 540-550
Cloud computing is becoming a mainstream aspect of information technology. More and more enterprises deploy their software systems in the cloud environment. The cloud applications are usually large scale and include a lot of distributed cloud components. B...
 
Topology-Aware Deployment of Scientific Applications in Cloud Computing
Found in: 2012 IEEE 5th International Conference on Cloud Computing (CLOUD)
By Pei Fan,Zhenbang Chen,Ji Wang,Zibin Zheng,Michael R. Lyu
Issue Date:June 2012
pp. 319-326
Nowadays, more and more scientific applications are moving to cloud computing. The optimal deployment of scientific applications is critical for providing good services to users. Scientific applications are usually topology-aware applications. Therefore, c...
 
A Latency-Aware Co-deployment Mechanism for Cloud-Based Services
Found in: 2012 IEEE 5th International Conference on Cloud Computing (CLOUD)
By Yu Kang,Zibin Zheng,Michael R. Lyu
Issue Date:June 2012
pp. 630-637
Cloud computing attracts considerable attention from both industry and academic these years. Nowadays, a number of research investigations have been conducted on cloud-based services (e.g., IaaS, PaaS, SaaS, etc.). Deployment of cloud-based services is one...
 
WSP: A Network Coordinate Based Web Service Positioning Framework for Response Time Prediction
Found in: 2012 IEEE 19th International Conference on Web Services (ICWS)
By Jieming Zhu,Yu Kang,Zibin Zheng,Michael R. Lyu
Issue Date:June 2012
pp. 90-97
With the rapid growth of Web services in recent years, the optimal service selection from functionally-equivalent service candidates has become more critical for building high quality service-oriented systems. To provide accurate QoSvalues for service sele...
 
Real-Time Performance Prediction for Cloud Components
Found in: Object/Component/Service-Oriented Real-Time Distributed Computing Workshops , IEEE International Symposium on
By Yilei Zhang,Zibin Zheng,Michael R. Lyu
Issue Date:April 2012
pp. 106-111
Cloud computing provides access to large pools of distributed components for building high-quality applications. User-side performance of cloud components highly depends on the remote server status as well as the unpredictability of the Internet, which are...
 
A Clustering-Based QoS Prediction Approach for Web Service Recommendation
Found in: Object/Component/Service-Oriented Real-Time Distributed Computing Workshops , IEEE International Symposium on
By Jieming Zhu,Yu Kang,Zibin Zheng,Michael R. Lyu
Issue Date:April 2012
pp. 93-98
The rising popularity of service-oriented architecture to construct versatile distributed systems makes Web service recommendation and composition a hot research topic. It's a challenge to design accurate personalized QoS prediction approaches for Web serv...
 
Personalized Open API Recommendation in Clouds Via Item-based Collaborative Filtering
Found in: Utility and Cloud Computing, IEEE Internatonal Conference on
By Huifeng Sun,Zibin Zheng,Junliang Chen,Weimin Pan,Chuanchang Liu,Wenming Ma
Issue Date:December 2011
pp. 237-244
In recent years, there are more and more Open APIs available on the Internet that can be invoked by independent users for their innovative applications. With the development of cloud computing, the number of Open APIs in clouds is also increasing. With the...
 
WSPred: A Time-Aware Personalized QoS Prediction Framework for Web Services
Found in: Software Reliability Engineering, International Symposium on
By Yilei Zhang,Zibin Zheng,Michael R. Lyu
Issue Date:December 2011
pp. 210-219
The exponential growth of Web service makes building high-quality service-oriented applications an urgent and crucial research problem. User-side QoS evaluations of Web services are critical for selecting the optimal Web service from a set of functionally ...
 
Exploring Latent Features for Memory-Based QoS Prediction in Cloud Computing
Found in: Reliable Distributed Systems, IEEE Symposium on
By Yilei Zhang,Zibin Zheng,Michael R. Lyu
Issue Date:October 2011
pp. 1-10
With the increasing popularity of cloud computing as a solution for building high-quality applications on distributed components, efficiently evaluating user-side quality of cloud components becomes an urgent and crucial research problem. However, invoking...
 
Improving MapReduce Performance via Heterogeneity-Load-Aware Partition Function
Found in: Cluster Computing, IEEE International Conference on
By Huifeng Sun,Junliang Chen,Chuanchang Liu,Zibin Zheng,Nan Yu,Zhi Yang
Issue Date:September 2011
pp. 557-560
MapReduce is an important programming model for large-scale data-intensive applications such as web indexing, scientific simulation, and data mining. Hadoop is an open-source implementation of MapReduce enjoying wide adoption. Partition function is an impo...
 
BFTCloud: A Byzantine Fault Tolerance Framework for Voluntary-Resource Cloud Computing
Found in: Cloud Computing, IEEE International Conference on
By Yilei Zhang,Zibin Zheng,Michael R. Lyu
Issue Date:July 2011
pp. 444-451
Cloud computing is becoming a popular and important solution for building highly reliable applications on distributed resources. However, it is a critical challenge to guarantee the system reliability of applications especially in voluntary-resource cloud ...
 
A User Experience-Based Cloud Service Redeployment Mechanism
Found in: Cloud Computing, IEEE International Conference on
By Yu Kang,Yangfan Zhou,Zibin Zheng,Michael R. Lyu
Issue Date:July 2011
pp. 227-234
Cloud computing has attracted much interest recently from both industry and academic. Nowadays, more and more Internet applications are moving to the cloud environment. Making optimal deployment of cloud applications is critical for providing good performa...
 
Toward Optimal Deployment of Communication-Intensive Cloud Applications
Found in: Cloud Computing, IEEE International Conference on
By Pei Fan,Ji Wang,Zibin Zheng,Michael R. Lyu
Issue Date:July 2011
pp. 460-467
Strongly promoted by the leading industrial companies, cloud computing becomes increasingly popular in re-cent years. The growth rate of cloud computing surpasses even the most optimistic predictions. A cloud application is a large-scale distributed system...
 
Adaptive QoS-Aware Service Process Reconfiguration
Found in: Services Computing, IEEE International Conference on
By Jing Li,Dianfu Ma,Xiupei Mei,Hailong Sun,Zibin Zheng
Issue Date:July 2011
pp. 282-289
During the execution of a QoS-aware service process, Web Services (WSs) may become faulty and cause the whole process to violate the predefined QoS constraints. Service processes need to adapt to the runtime faults so as to support reliable service-based a...
 
NRCF: A Novel Collaborative Filtering Method for Service Recommendation
Found in: Web Services, IEEE International Conference on
By Huifeng Sun,Zibin Zheng,Junliang Chen,Michael R. Lyu
Issue Date:July 2011
pp. 702-703
Since there are many Web services on the Internet, personalized Web service selection and recommendation is very important. In this paper, we present a new similarity measure for Web service similarity computation and propose a normal recovery collaborativ...
 
Evaluating Feedback Ratings for Measuring Reputation of Web Services
Found in: Services Computing, IEEE International Conference on
By Shangguang Wang,Zibin Zheng,Qibo Sun,Hua Zou,Fangchun Yang
Issue Date:July 2011
pp. 192-199
In the field of service computing, reputation of a Web service is usually calculated using feedback ratings provided by service users. However, the existing of malicious ratings and different preferences of different service users often lead to a bias towa...
 
An Enhanced QoS Prediction Approach for Service Selection
Found in: Services Computing, IEEE International Conference on
By Liang Chen,Yipeng Feng,Jian Wu,Zibin Zheng
Issue Date:July 2011
pp. 727-728
In this paper, we propose an enhanced QoS prediction approach to predict the missing QoS values for QoS-based selection. Compared with existing QoS prediction methods, our proposed A Smooth approach has two differences: 1) using A-cosine equation for simil...
 
QoS-Aware Web Service Recommendation by Collaborative Filtering
Found in: IEEE Transactions on Services Computing
By Zibin Zheng, Hao Ma, Michael R. Lyu, Irwin King
Issue Date:April 2011
pp. 140-152
With increasing presence and adoption of Web services on the World Wide Web, Quality-of-Service (QoS) is becoming important for describing nonfunctional characteristics of Web services. In this paper, we present a collaborative filtering approach for predi...
 
FTCloud: A Component Ranking Framework for Fault-Tolerant Cloud Applications
Found in: Software Reliability Engineering, International Symposium on
By Zibin Zheng, Tom Chao Zhou, Michael R. Lyu, Irwin King
Issue Date:November 2010
pp. 398-407
Cloud computing is becoming a mainstream aspect of information technology. The cloud applications are usually large-scale, complex, and include a lot of distributed components. Providing highly reliable cloud applications is a challenging and critical rese...
 
WSExpress: A QoS-aware Search Engine for Web Services
Found in: Web Services, IEEE International Conference on
By Yilei Zhang, Zibin Zheng, Michael R. Lyu
Issue Date:July 2010
pp. 91-98
Web services are becoming prevalent nowadays. Finding desired Web services is becoming an emergent and challenging research problem. In this paper, we present WSExpress (Web Service Express), a novel Web service search engine to expressively find expected ...
 
Distributed QoS Evaluation for Real-World Web Services
Found in: Web Services, IEEE International Conference on
By Zibin Zheng, Yilei Zhang, Michael R. Lyu
Issue Date:July 2010
pp. 83-90
Quality-of-Service (QoS) is widely employed for describing non-functional characteristics of Web services. Although QoS of Web services has been investigated in a lot of previous works, there is a lack of real-world Web service QoS datasets for validating ...
 
Collaborative reliability prediction of service-oriented systems
Found in: Software Engineering, International Conference on
By Zibin Zheng,Michael R. Lyu
Issue Date:May 2010
pp. 35-44
Service-oriented architecture (SOA) is becoming a major software framework for building complex distributed systems. Reliability of the service-oriented systems heavily depends on the remote Web services as well as the unpredictable Internet. Designing eff...
 
WSRec: A Collaborative Filtering Based Web Service Recommender System
Found in: Web Services, IEEE International Conference on
By Zibin Zheng, Hao Ma, Michael R. Lyu, Irwin King
Issue Date:July 2009
pp. 437-444
As the abundance of Web services on the World Wide Web increase,designing effective approaches for Web service selection and recommendation has become more and more important. In this paper, we present WSRec, a Web service recommender system, to attack thi...
 
A Distributed Replication Strategy Evaluation and Selection Framework for Fault Tolerant Web Services
Found in: Web Services, IEEE International Conference on
By Zibin Zheng, Michael R. Lyu
Issue Date:September 2008
pp. 145-152
Redundancy-based fault tolerance strategies are proposed for building reliable Service-Oriented Architectures/Applications (SOA), which are usually developed on the unpredictable remote Web services. This paper proposes and implements a distributed replica...
 
Web Service Recommendation via Exploiting Location and QoS Information
Found in: IEEE Transactions on Parallel and Distributed Systems
By Xi Chen,Zibin Zheng,Qi Yu,Michael R. Lyu
Issue Date:July 2014
pp. 1913-1924
Web services are integrated software components for the support of interoperable machine-to-machine interaction over a network. Web services have been widely employed for building service-oriented applications in both industry and academia in recent years....
 
Reputation Measurement and Malicious Feedback Rating Prevention in Web Service Recommendation Systems
Found in: IEEE Transactions on Services Computing
By Shangguang Wang,Zibin Zheng,Zhengping Wu,Michael Lyu,fangchun yang
Issue Date:May 2014
pp. 1
Web service recommendation systems can help service users to locate the right service from the large number of available Web services. Avoiding recommending dishonest or unsatisfactory services is a fundamental research problem in the design of Web service...
   
Reliability-Based Design Optimization for Cloud Migration
Found in: IEEE Transactions on Services Computing
By Weiwei Qiu,Zibin Zheng,Xinyu Wang,Xiaohu Yang,Michael R. Lyu
Issue Date:April 2014
pp. 223-236
The on-demand use, high scalability, and low maintainance cost nature of cloud computing have attracted more and more enterprises to migrate their legacy applications to the cloud environment. Although the cloud platform itself promises high reliability, e...
 
Selecting an Optimal Fault Tolerance Strategy for Reliable Service-Oriented Systems with Local and Global Constraints
Found in: IEEE Transactions on Computers
By Zibin Zheng,Michael R. Lyu
Issue Date:November 2013
pp. 1
Functionally equivalent Web services can be composed to form more reliable service-oriented systems. However, the choice of fault tolerance strategy can have a significant effect on the Quality-of-Service (QoS) of the resulting service-oriented systems. In...
 
Trust-Aware Service Recommendation via Exploiting Social Networks
Found in: 2013 IEEE International Conference on Services Computing (SCC)
By Mingdong Tang,Yu Xu,Jianxun Liu,Zibin Zheng,Xiaoqing Frank Liu
Issue Date:June 2013
pp. 376-383
With the rapid growth in the number of available services, recommending suitable services to users becomes increasingly important. A number of collaborative service recommendation methods based on user experiences have been proposed for this purpose. Most ...
 
CloudRank: A QoS-Driven Component Ranking Framework for Cloud Computing
Found in: Reliable Distributed Systems, IEEE Symposium on
By Zibin Zheng, Yilei Zhang, Michael R. lyu
Issue Date:November 2010
pp. 184-193
The rising popularity of cloud computing makes building high quality cloud applications a critical and urgently required research problem. Component quality ranking approaches are crucial for making optimal component selection from a set of functionally eq...
 
A QoS-Aware Middleware for Fault Tolerant Web Services
Found in: Software Reliability Engineering, International Symposium on
By Zibin Zheng, Michael R. Lyu
Issue Date:November 2008
pp. 97-106
Reliability is a key issue of the Service-Oriented Architecture (SOA) which is widely employed in critical domains such as e-commerce and e-government. Redundancy-based fault tolerance strategies are usually employed for building reliable SOA on top of unr...
 
Component recommendation for cloud applications
Found in: Proceedings of the 2nd International Workshop on Recommendation Systems for Software Engineering (RSSE '10)
By Michael R. Lyu, Zibin Zheng
Issue Date:May 2010
pp. 48-49
Cloud computing is becoming popular nowadays. Building highly reliable cloud applications is a great challenge since the cloud applications are usually large-scale, complex, and include a lot of distributed components. In this paper, we propose a significa...
     
RA-model: a taxonomy model of player activities in mobile MMORPGs
Found in: Proceedings of the 4th international conference on mobile technology, applications, and systems and the 1st international symposium on Computer human interaction in mobile technology (Mobility '07)
By Chunhui Che, Fang You, Jianmin Wang, Jihong Jung, Peter Tam, Xiaonan Luo, Zibin Zheng
Issue Date:September 2007
pp. 1-2
In this paper, we present a player taxonomy model for MMORPGs on mobile phone: RA-Model (Relationship and Achievement Taxonomy Model). This model uses two player motivations: Relationship and Achievemen to explain why players play the game. All players in ...
     
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