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Displaying 1-50 out of 158 total
Software Reliability Growth Models Incorporating Fault Dependency with Various Debugging Time Lags
Found in: Computer Software and Applications Conference, Annual International
By Chin-Yu Huang, Chu-Ti Lin, Sy-Yen Kuo, Michael R. Lyu, Chuan-Ching Sue
Issue Date:September 2004
pp. 186-191
Software reliability is defined as the probability of failure-free software operation for a specified period of time in a specified environment. Over the past 30 years, many software reliability growth models (SRGMs) have been proposed and most SRGMs assum...
 
Performance and Effectiveness Analysis of Checkpointing in Mobile Environments
Found in: Reliable Distributed Systems, IEEE Symposium on
By Xinyu Chen, Michael R. Lyu
Issue Date:October 2003
pp. 131
Many mathematical models have been proposed to evaluate the execution performance of an application with and without checkpointing in the presence of failures. They assume that the total program execution time without failure is known in advance, under whi...
 
Optimal Resource Allocation and Reliability Analysis for Component-Based Software Applications
Found in: Computer Software and Applications Conference, Annual International
By Jung-Hua Lo, Sy-Yen Kuo, Michael R. Lyu, Chin-Yu Huang
Issue Date:August 2002
pp. 7
In this paper we propose an analytical approach for estimating the reliability of a component-based software. This methodology assumes that the software components are heterogeneous and the transfers of control between components follow a discrete time Mar...
 
Optimal Allocation of Testing-Resource Considering Cost, Reliability, and Testing-Effort
Found in: Pacific Rim International Symposium on Dependable Computing, IEEE
By Chin-Yu Huang, Jung-Hua Lo, Sy-Yen Kuo, Michael R. Lyu
Issue Date:March 2004
pp. 103-112
We investigate an optimal resource allocation problem in modular software systems during testing phase. The main purpose is to minimize the cost of software development when the number of remaining faults and a desired reliability objective are given. An e...
 
Sensitivity Analysis of Software Reliability for Component-Based Software Applications
Found in: Computer Software and Applications Conference, Annual International
By Jung-Hua Lo, Chin-Yu Huang, Sy-Yen Kuo, Michael R. Lyu
Issue Date:November 2003
pp. 500
The parameters in these software reliability models are usually directly obtained from the field failure data. Due to the dynamic properties of the system and the insufficiency of the failure data, the accurate values of the parameters are hard to determin...
 
Optimal Software Release Policy Based on Cost and Reliability with Testing Efficiency
Found in: Computer Software and Applications Conference, Annual International
By Chin-Yu Huang, Sy-Yen Kuo, Sy-Yen Kuo, Michael R. Lyu
Issue Date:October 1999
pp. 468
In this paper, we study the optimal software release problem considering cost, reliability and testing efficiency. We first propose a generalized logistic testing-effort function that can be used to describe the actual consumption of resources during the s...
 
Formal Models for Expert Finding on DBLP Bibliography Data
Found in: Data Mining, IEEE International Conference on
By Hongbo Deng, Irwin King, Michael R. Lyu
Issue Date:December 2008
pp. 163-172
Finding relevant experts in a specific field is often crucial for consulting, both in industry and in academia. The aim of this paper is to address the expert-finding task in a real world academic field. We present three models for expert finding based on ...
 
Software Reliability Engineering: A Roadmap
Found in: Future of Software Engineering
By Michael R. Lyu
Issue Date:May 2007
pp. 153-170
Software reliability engineering is focused on engineering techniques for developing and maintaining software systems whose reliability can be quantitatively evaluated. In order to estimate as well as to predict the reliability of software systems, failure...
 
A Generalized Technique for Simulating Software Reliability
Found in: IEEE Software
By Robert C. Tausworthe, Michael R. Lyu
Issue Date:March 1996
pp. 77-88
<p>Although several models have been proposed for assessing software reliability, none has emerged as the most effective predictor. The authors offer a general simulation technique that relaxes or removes many of the usual reliability-modeling assump...
 
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...
 
Sentomist: Unveiling Transient Sensor Network Bugs via Symptom Mining
Found in: Distributed Computing Systems, International Conference on
By Yangfan Zhou, Xinyu Chen, Michael R. Lyu, Jiangchuan Liu
Issue Date:June 2010
pp. 784-794
Wireless Sensor Network (WSN) applications are typically event-driven. While the source codes of these applications may look simple, they are executed with a complicated concurrency model, which frequently introduces software bugs, in particular, transient...
 
TagRec: Leveraging Tagging Wisdom for Recommendation
Found in: Computational Science and Engineering, IEEE International Conference on
By Tom Chao Zhou, Hao Ma, Irwin King, Michael R. Lyu
Issue Date:August 2009
pp. 194-199
Due to the exponential growth of information on the Web, Recommender Systems have been developed to generate suggestions to help users overcome information overload and sift through huge amounts of information efficiently. Many existing approaches to recom...
 
PageSim: A Novel Link-Based Similarity Measure for the World Wide Web
Found in: Web Intelligence, IEEE / WIC / ACM International Conference on
By Zhenjiang Lin, Irwin King, Michael R. Lyu
Issue Date:December 2006
pp. 687-693
The requirement for measuring the similarity between web pages arises in many applications on the Web, such as web searching engine and web document classification. According to the unique characteristics of the Web, which are huge, rapidly growing, high d...
 
Character String Predicate Based Automatic Software Test Data Generation
Found in: Quality Software, International Conference on
By Ruilian Zhao, Michael R. Lyu
Issue Date:November 2003
pp. 255
A character string is an important element in programming. A problem that needs further research is how to automatically generate software test data for character strings. This paper presents a novel approach for automatic test data generation of program p...
 
A New Software Testing Approach Based on Domain Analysis of Specifications and Programs
Found in: Software Reliability Engineering, International Symposium on
By Ruilian Zhao, Michael R. Lyu, Yinghua Min
Issue Date:November 2003
pp. 60
Partition testing is a well-known software testing technique. This paper shows that partition testing strategies are relatively ineffective in detecting faults related to small shifts in input domain boundary. We present an innovative software testing appr...
 
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 ...
 
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...
 
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...
 
Effort-Index-Based Software Reliability Growth Models and Performance Assessment
Found in: Computer Software and Applications Conference, Annual International
By Chin-Yu Huang, Sy-Yen Kuo, Michael R. Lyu
Issue Date:October 2000
pp. 454
In this paper, we first show that the logistic testing effort function is practically acceptable/helpful for modeling software reliability growth and providing a reasonable description of resource consumption. Therefore, in addition to the exponential-shap...
 
Supervised Self-taught Learning: Actively transferring knowledge from unlabeled data
Found in: Neural Networks, IEEE - INNS - ENNS International Joint Conference on
By Kaizhu Huang, Zenglin Xu, Irwin King, Michael R. Lyu, Colin Campbell
Issue Date:June 2009
pp. 1272-1277
We consider the task of Self-taught Learning (STL) from unlabeled data. In contrast to semi-supervised learning, which requires unlabeled data to have the same set of class labels as labeled data, STL can transfer knowledge from different types of unlabele...
 
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...
 
An Adaptive Delay-Minimized Route Design for Wireless Sensor-Actuator Networks
Found in: IEEE International Conference on Mobile Adhoc and Sensor Systems Conference
By Edith C.-H. Ngai, Jiangchuan Liu, Michael R. Lyu
Issue Date:October 2007
pp. 1-9
Wireless sensor-actuator networks (WSANs) have recently been suggested as an enhancement to the conventional sensor networks. The powerful and mobile actuators can patrol along different routes and communicate with the static sensor nodes. This work is mot...
 
A Framework for Inheritance Testing from VDM++ Specifications
Found in: Pacific Rim International Symposium on Dependable Computing, IEEE
By Aamer Nadeem, Michael R. Lyu
Issue Date:December 2006
pp. 81-88
The benefits offered by the use of formal methods are not limited to avoidance of specification errors and elimination of ambiguities only a formal specification also provides a sound basis for generating test suites. Inheritance is a powerful mechanism in...
 
Batch Mode Active Learning with Applications to Text Categorization and Image Retrieval
Found in: IEEE Transactions on Knowledge and Data Engineering
By Steven C.H. Hoi, Rong Jin, Michael R. Lyu
Issue Date:September 2009
pp. 1233-1248
Most machine learning tasks in data classification and information retrieval require manually labeled data examples in the training stage. The goal of active learning is to select the most informative examples for manual labeling in these learning tasks. M...
 
Learning Classifiers from Imbalanced Data Based on Biased Minimax Probability Machine
Found in: Computer Vision and Pattern Recognition, IEEE Computer Society Conference on
By Kaizhu Huang, Haiqin Yang, Irwin King, Michael R. Lyu
Issue Date:July 2004
pp. 558-563
We consider the problem of the binary classification on imbalanced data, in which nearly all the instances are labelled as one class, while far fewer instances are labelled as the other class, usually the more important class. Traditional machine learning ...
 
Achieving software quality with testing coverage measures
Found in: Computer
By Joseph R. Horgan, Saul London, Michael R. Lyu
Issue Date:September 1994
pp. 60-69
<p>Coverage testing helps the tester create a thorough set of tests and gives a measure of test completeness. The concepts of coverage testing are well-described in the literature. However, there are few tools that actually implement these concepts f...
 
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...
 
Semi-supervised Learning from General Unlabeled Data
Found in: Data Mining, IEEE International Conference on
By Kaizhu Huang, Zenglin Xu, Irwin King, Michael R. Lyu
Issue Date:December 2008
pp. 273-282
We consider the problem of Semi-supervised Learning (SSL) from general unlabeled data, which may contain irrelevant samples. Within the binary setting, our model manages to better utilize the information from unlabeled data by formulating them as a three-c...
 
Semi-supervised SVM batch mode active learning for image retrieval
Found in: Computer Vision and Pattern Recognition, IEEE Computer Society Conference on
By Steven C.H. Hoi, Michael R. Lyu
Issue Date:June 2008
pp. 1-7
Active learning has been shown as a key technique for improving content-based image retrieval (CBIR) performance. Among various methods, support vector machine (SVM) active learning is popular for its application to relevance feedback in CBIR. However, the...
 
Learning Distance Metrics with Contextual Constraints for Image Retrieval
Found in: Computer Vision and Pattern Recognition, IEEE Computer Society Conference on
By Steven C. H. Hoi, Wei Liu, Michael R. Lyu, Wei-Ying Ma
Issue Date:June 2006
pp. 2072-2078
Relevant Component Analysis (RCA) has been proposed for learning distance metrics with contextual constraints for image retrieval. However, RCA has two important disadvantages. One is the lack of exploiting negative constraints which can also be informativ...
 
Integrating User Feedback Log into Relevance Feedback by Coupled SVM for Content-Based Image Retrieval
Found in: Data Engineering Workshops, 22nd International Conference on
By Steven C. H. Hoi, Michael R. Lyu, Rong Jin
Issue Date:April 2005
pp. 1177
Relevance feedback has been shown as an important tool to boost the retrieval performance in content-based image retrieval. In the past decade, various algorithms have been proposed to formulate relevance feedback in contentbased image retrieval. Tradition...
 
Semantic Video Summarization Using Mutual Reinforcement Principle and Shot Arrangement Patterns
Found in: Multi-Media Modeling Conference, International
By Shi Lu, Michael R. Lyu, Irwin King
Issue Date:January 2005
pp. 60-67
We propose a novel semantic video summarization framework, which generates video skimmings that guarantee both the balanced content coverage and the visual coherence. First, we collect video semantic information with a semi-automatic video annotation tool....
 
An Empirical Study on Reliability Modeling for Diverse Software Systems
Found in: Software Reliability Engineering, International Symposium on
By Xia Cai, Michael R. Lyu
Issue Date:November 2004
pp. 125-136
Reliability and fault correlation are two main concerns for design diversity, yet empirical data are limited in investigating these two. In previous work, we conducted a software project with real-world application for investigation on software testing and...
 
Software Quality Prediction Using Mixture Models with EM Algorithm
Found in: Asia-Pacific Conference on Quality Software
By Ping Guo, Michael R. Lyu
Issue Date:October 2000
pp. 69
The use of the statistical technique of mixture model analysis as a tool for early prediction of fault-prone program modules is investigated. The Expectation-Maximum likelihood (EM) algorithm is engaged to build the model. By only employing software size 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...
 
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...
 
Design and Evaluation of a Fault-Tolerant Mobile-Agent System
Found in: IEEE Intelligent Systems
By Michael R. Lyu, Xinyu Chen, Tsz Yeung Wong
Issue Date:September 2004
pp. 32-38
Improving mobile agents' survivability during agent server failures with unreliable underlying networks is challenging. This fault tolerance approach deploys cooperating agents to detect server and agent failures and to recover services in mobile-agent sys...
 
A New Approach for Line Recognition in Large-size Images Using Hough Transform
Found in: Pattern Recognition, International Conference on
By Jiqiang Song, Min Cai, Michael R. Lyu, Shijie Cai
Issue Date:August 2002
pp. 10033
The application of Hough Transform (HT) has been limited to small-size images for a long time. For large-size images, the peak detection and the line verification become much more time-consuming. Many HT-based line detection methods are not able to detect ...
 
Mining test oracles of web search engines
Found in: Automated Software Engineering, International Conference on
By Wujie Zheng,Hao Ma,Michael R. Lyu,Tao Xie,Irwin King
Issue Date:November 2011
pp. 408-411
Web search engines have major impact in people's everyday life. It is of great importance to test the retrieval effectiveness of search engines. However, it is labor-intensive to judge the relevance of search results for a large number of queries, and thes...
 
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...
 
A Multi-Scale Tikhonov Regularization Scheme for Implicit Surface Modelling
Found in: Computer Vision and Pattern Recognition, IEEE Computer Society Conference on
By Jianke Zhu, Steven C.H. Hoi, Michael R. Lyu
Issue Date:June 2007
pp. 1-7
Kernel machines have recently been considered as a promising solution for implicit surface modelling. A key challenge of machine learning solutions is how to fit implicit shape models from large-scale sets of point cloud samples efficiently. In this paper,...
 
A Novel Method for Early Software Quality Prediction Based on Support Vector Machine
Found in: Software Reliability Engineering, International Symposium on
By Fei Xing, Ping Guo, Michael R. Lyu
Issue Date:November 2005
pp. 213-222
The software development process imposes major impacts on the quality of software at every development stage; therefore, a common goal of each software development phase concerns how to improve software quality. Software quality prediction thus aims to eva...
 
PORT: A Price-Oriented Reliable Transport Protocol for Wireless Sensor Networks
Found in: Software Reliability Engineering, International Symposium on
By Yangfan Zhou, Michael R. Lyu
Issue Date:November 2005
pp. 117-126
In wireless sensor networks, to obtain reliability and minimize energy consumption, a dynamic rate-control and congestion-avoidance transport scheme is very important. We notice that reporting packets may contribute to the sink?s fidelity of its knowledge ...
 
An Empirical Study on Testing and Fault Tolerance for Software Reliability Engineering
Found in: Software Reliability Engineering, International Symposium on
By Michael R. Lyu, Zubin Huang, Sam K. S. Sze, Xia Cai
Issue Date:November 2003
pp. 119
Software testing and software fault tolerance are two major techniques for developing reliable software systems, yet limited empirical data are available in the literature to evaluate their effectiveness. We conducted a major experiment to engage 34 progra...
 
Testing, Reliability, and Interoperability Issues in the CORBA Programming Paradigm
Found in: Asia-Pacific Software Engineering Conference
By Gang Xing, Michael R. Lyu
Issue Date:December 1999
pp. 530
CORBA (Common Object Request Broker Architecture) is widely perceived as an emerging platform for distributed systems development. In this paper, we discuss CORBA's testing, reliability and interoperability issues among multiple program versions implemente...
 
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 ...
 
A Fast 2D Shape Recovery Approach by Fusing Features and Appearance
Found in: IEEE Transactions on Pattern Analysis and Machine Intelligence
By Jianke Zhu, Michael R. Lyu, Thomas S. Huang
Issue Date:July 2009
pp. 1210-1224
In this paper, we present a fusion approach to solve the nonrigid shape recovery problem, which takes advantage of both the appearance information and the local features. We have two major contributions. First, we propose a novel progressive finite Newton ...
 
Software Reliability Modeling with Test Coverage: Experimentation and Measurement with A Fault-Tolerant Software Project
Found in: Software Reliability Engineering, International Symposium on
By Xia Cai, Michael R. Lyu
Issue Date:November 2007
pp. 17-26
<p>As the key factor in software quality, software reliability quantifies software failures. Traditional software reliability growth models use the execution time during testing for reliability estimation. Although testing time is an important factor...
 
Progressive Finite Newton Approach To Real-time Nonrigid Surface Detection
Found in: Computer Vision and Pattern Recognition, IEEE Computer Society Conference on
By Jianke Zhu, Michael R. Lyu
Issue Date:June 2007
pp. 1-8
Detecting nonrigid surfaces is an interesting research problem for computer vision and image analysis. One important challenge of nonrigid surface detection is how to register a nonrigid surface mesh having a large number of free deformation parameters. Th...
 
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