2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)最新文献

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Spectrum-based fault diagnosis for service-oriented software systems 面向服务软件系统的频谱故障诊断
Cuiting Chen, H. Groß, A. Zaidman
{"title":"Spectrum-based fault diagnosis for service-oriented software systems","authors":"Cuiting Chen, H. Groß, A. Zaidman","doi":"10.1109/SOCA.2012.6449440","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449440","url":null,"abstract":"Due to the loosely coupled and highly dynamic nature of service-oriented systems, the actual configuration of such system only fully materializes at runtime, rendering many of the traditional quality assurance approaches useless. In order to enable service systems to recover from and adapt to runtime failures, an important step is to detect failures and diagnose problematic services automatically. This paper presents a lightweight, fully automated, spectrum-based diagnosis technique for service-oriented software systems that is combined with a framework-based online monitor. An experiment with a case system is set up to validate the feasibility of pinpointing problematic service operations. The results indicate that this approach is able to identify problematic service operations correctly in 72% of the cases.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124096453","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
Eventlets: Components for the integration of event streams with SOA
S. Appel, S Frischbier, T. Freudenreich, A. Buchmann
{"title":"Eventlets: Components for the integration of event streams with SOA","authors":"S. Appel, S Frischbier, T. Freudenreich, A. Buchmann","doi":"10.1109/SOCA.2012.6449455","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449455","url":null,"abstract":"Cyber physical systems (CPS) react to changes in the environment and have become widely adopted in many domains. One key functionality to achieve this reactivity is the processing of event streams. To profit from this reactive behavior in service-oriented architectures (SOA), event stream processing needs to be encapsulated in a service-like manner. We thus introduce the concept of event applets, in short Eventlets, to provide developers and architects alike with a generic and reusable component model for encapsulating event stream processing logic. Eventlets have a managed lifecycle and are activated automatically upon arrival of appropriate events. We introduce our distributed Eventlet middleware architecture and implementation based on industry-strength message-oriented middleware. Our evaluation shows that Eventlets simplify the development of reactive components and that they can compete with traditional event processing approaches in terms of performance. Eventlets enable easy distribution of event stream processing components and are a suitable foundation for scalable applications that combine SOA with CPS.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"42 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126798288","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 20
Composing trustworthy context-dependent services 组合可信赖的依赖于上下文的服务
N. Ibrahim
{"title":"Composing trustworthy context-dependent services","authors":"N. Ibrahim","doi":"10.1109/SOCA.2012.6449454","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449454","url":null,"abstract":"The two key issues in service-oriented applications should be that every provided service meets the expected trust level set by the service requester, and the provided service satisfies its contract in the context of service provision. In order to enforce these issues, it is necessary to specify in the service its trustworthiness properties, and the relationship between its contracts and the contexts in which it is to be provided. However, current approaches have failed to specify them. To remedy this situation, we have presented a new service model (ConfiguredService) and a new service provision framework (FrSeC). In this paper, we focus on the composition of trustworthy context-dependent services as supported by ConfiguredService and FrSeC.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127744742","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
M2M Platform-as-a-Service for sustainability governance 可持续性治理的M2M平台即服务
Hong Linh Truong, S. Dustdar
{"title":"M2M Platform-as-a-Service for sustainability governance","authors":"Hong Linh Truong, S. Dustdar","doi":"10.1109/SOCA.2012.6449456","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449456","url":null,"abstract":"Recently, cloud computing technologies have been employed for large-scale machine-to-machine (M2M) systems, as they could potentially offer better solutions for managing monitoring data and analytics applications to support the needs of different consumers. However, there exist complex relationships between monitored objects, monitoring data, analysis features, and stakeholders in M2M that require efficient ways to handle these complex relationships. This paper presents techniques for linking and managing monitored objects, sustainability monitoring data and analytics applications for different stakeholders in cloud-based M2M systems. We describe a Platform-as-a-Service for sustainability governance that implements these techniques. We also illustrate our prototype based on a real-world cloud system for facility monitoring.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"163 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121325667","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Innovating multiagent algorithms for smart city: An overview 智慧城市多智能体算法创新综述
Takayuki Ito, S. Chakraborty, Ryo Kanamori, T. Otsuka
{"title":"Innovating multiagent algorithms for smart city: An overview","authors":"Takayuki Ito, S. Chakraborty, Ryo Kanamori, T. Otsuka","doi":"10.1109/SOCA.2012.6449424","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449424","url":null,"abstract":"This research tackles the grand challenge on establishing multi-agent based computational social mechanism design theories, in which we focus on developing novel social systems and mechanisms that are globally optimized by using computers and networks, and apply them to society simulations and real world applications. This research tries to enable to construct a globally-optimized social systems, which have not been realized yet, by using new multi-agent algorithms that employ pricing mechanisms, matching mechanisms, and scoring mechanisms with the computing power and network infrastructures. In this paper, we introduce the overall vision of this project and present some of the current research results. This research has been supported by Funding Program for Next Generation World-Leading Researchers (NEXT Program) of the Japan Cabinet Office.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122736894","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Cost-driven service provisioning in hybrid clouds 混合云中成本驱动的服务配置
Mathias Björkqvist, L. Chen, Walter Binder
{"title":"Cost-driven service provisioning in hybrid clouds","authors":"Mathias Björkqvist, L. Chen, Walter Binder","doi":"10.1109/SOCA.2012.6449447","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449447","url":null,"abstract":"Hybrid clouds, which comprise nodes both in a private cloud and in a public cloud, have emerged as a new model for service providers to deploy their services. However, given Quality-of-Service requirements for each service, the question of on how many private and public nodes to deploy the services in the most cost-effective way remains to be answered. The challenges faced in the hybrid cloud stem from the disparate time-varying requests across multiple services, the different cost structures of both types of nodes, and the performance characteristics of nodes. In this paper, we propose a novel algorithm to dynamically optimize the allocation of private and public nodes across services, with special focus on the performance-cost tradeoff between private and public nodes. The algorithm is based on an analytical cost-performance framework for service deployment in hybrid clouds. Our evaluation results based on trace-driven simulation show that our proposed node allocation algorithm can effectively achieve a good cost-performance ratio, compared to the deployment of purely public and private cloud.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"55 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132049974","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 24
Flexible information design for business process visualizations 灵活的业务流程可视化信息设计
Alexander Nowak, D. Karastoyanova, F. Leymann, A. Rapoport, D. Schumm
{"title":"Flexible information design for business process visualizations","authors":"Alexander Nowak, D. Karastoyanova, F. Leymann, A. Rapoport, D. Schumm","doi":"10.1109/SOCA.2012.6449436","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449436","url":null,"abstract":"Profound understanding of business processes is a key success factor for Business Process Management (BPM). As more and more analytical information like runtime data from process execution or statistical data from business intelligence are available, the problem of business process complexity becomes apparent. Process-relevant information needs to be provided as fast as possible while considering easy and fast interpretation and dynamic changes in stakeholders' demands. The static and use-case specific creation or modification of process visualizations shown in current approaches and tools, however, is complex, time consuming, inflexible and thus costly. To address these shortcomings, we introduce a template-based approach that decouples the creation of visualization templates from concrete process visualizations. The binding of customization points of visualization templates to analytical process information is supported by a graphical editor that enables customization of visualizations in a fast and flexible manner. Moreover, due to the separation of concerns, our approach improves the usability of process visualizations because templates may be created by graphic experts independently from specific visualization demands. The feasibility of our concept is demonstrated by a prototypical implementation.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132052039","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Abnormality detection by model-based estimation of power consumption 基于模型的功耗估计异常检测
Chiao-Ching Huang, Yi-Ting Tsao, Jane Yung-jen Hsu
{"title":"Abnormality detection by model-based estimation of power consumption","authors":"Chiao-Ching Huang, Yi-Ting Tsao, Jane Yung-jen Hsu","doi":"10.1109/SOCA.2012.6449423","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449423","url":null,"abstract":"Heating, ventilation, and air conditioning (HVAC) systems occupy a large amount of power consumption in buildings. We introduce a case study of power consumption in the research and teaching building at National Taiwan University in July, 2012. Power consumption, the parameters of the HVAC system, the number of occupants, and the climate information are collected for power related analysis. We proposed an approximation for minimum cooling demands to observe the appropriateness of power consumption. The results show that the real cooling supply is much higher than the minimum cooling demands which would be a chance to mitigate the power consumption. In addition, we also investigate to detect events for preventing the potential errors. It is useful for promoting efficiency for power usage through the analysis of events. The results show that some of events could be detected by our methods, but several events are difficult to explain. We will improve the methods for abnormal detection and collect more data with variant events in the future.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124329353","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Revenue maximization with quality assurance for composite web services 复合web服务的收益最大化和质量保证
D. Worm, M. Zivkovic, H. V. D. Berg, R. Mei
{"title":"Revenue maximization with quality assurance for composite web services","authors":"D. Worm, M. Zivkovic, H. V. D. Berg, R. Mei","doi":"10.1109/SOCA.2012.6449452","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449452","url":null,"abstract":"Service composition is one of the major approaches in service oriented architecture (SOA) based systems. Due to the inherent stochastic nature of services execution environment the issue of composite service quality assurance within SOA is a very challenging one. Such heterogeneous environment requires dynamic, run-time composition of services. We show how to determine a policy that satisfies the quality assurance for the composite service provider with the aim of revenue maximization for this provider. The quality assurance is defined as the probability that end-to-end deadline will be met, while taking into account service availability, (composite) service response-time and costs. The calculated policy is determined using dynamic programming and allows fast decision making for run-time composition. Besides, we determine the end-to-end response-time distributions resulting from determined policies. We illustrate the proposed solution with a number of experiments.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"213 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117317323","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 12
A trust vector approach to transaction context-aware trust evaluation in e-commerce and e-service environments 电子商务和电子服务环境中交易上下文感知信任评估的信任向量方法
Haibin Zhang, Yan Wang, Xiuzhen Zhang
{"title":"A trust vector approach to transaction context-aware trust evaluation in e-commerce and e-service environments","authors":"Haibin Zhang, Yan Wang, Xiuzhen Zhang","doi":"10.1109/SOCA.2012.6449461","DOIUrl":"https://doi.org/10.1109/SOCA.2012.6449461","url":null,"abstract":"At some e-commerce websites (such as eBay), a trust value of a seller is computed based on the ratings of past transactions given by buyers, which can only reflect the general or global trust level of a seller without any transaction context information taken into account. As a result, a buyer may be easily deceived by a malicious seller in a forthcoming transaction. For example, with the notorious value imbalance problem, a malicious seller can build up a high trust level by selling cheap products and then start to deceive buyers in selling expensive products. In this paper, we first model all contextual transaction factors that reflect the nature of transactions, and thus influence the evaluation of transaction trust. In addition, instead of providing a single trust value, we propose a trust vector approach that takes into account the contextual factors in transactions. Our model systematically categorize these factors into service aspect and transaction aspect. In particular, the computation of the elements in this trust vector is associated with both the context of past transactions and the context of a forthcoming transaction, so as to comprehensively indicate the trust level of a seller for the forthcoming transaction. The computed trust vector can be taken as the reputation profile of the seller. Empirical studies illustrate that it is important and necessary to introduce contextual transaction factors in evaluating the trust level of sellers objectively.","PeriodicalId":298564,"journal":{"name":"2012 Fifth IEEE International Conference on Service-Oriented Computing and Applications (SOCA)","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116217557","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 36
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