2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing最新文献

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Recognizing Concurrent and Interleaved Activities in Social Interactions 认识社会互动中的并行和交错活动
Saguna, A. Zaslavsky, D. Chakraborty
{"title":"Recognizing Concurrent and Interleaved Activities in Social Interactions","authors":"Saguna, A. Zaslavsky, D. Chakraborty","doi":"10.1109/DASC.2011.58","DOIUrl":"https://doi.org/10.1109/DASC.2011.58","url":null,"abstract":"Social networks constitute an important research area where users are involved in social interactions and inform each other of activities they perform. In this paper a complex activity recognition system (SEMACT) is proposed, built and validated. Different activities performed by users form an activity hierarchy. We perform semantic reasoning by using ontological constructs and rules to recognize both concurrent and interleaved complex activities at different levels of granularity of this activity hierarchy. Different application domains require activity recognition systems to define and recognize activities at different levels of granularity. Our system tackles this problem by recognizing complex activities which are then shared across application domains using a generic API. A test-bed and prototype are built to validate our SEMACT system. Extensive experimentation is performed which demonstrates that high accuracy of 94.35% was achieved for the recognition of complex activities both concurrent and interleaved within computationally feasible time.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"73 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124441206","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: 16
Expert-Citizen Engineering: "Crowdsourcing" Skilled Citizens 专家-公民工程:“众包”技术公民
Zhi Zhai, Peter Sempolinski, D. Thain, G. Madey, Daniel Wei, A. Kareem
{"title":"Expert-Citizen Engineering: \"Crowdsourcing\" Skilled Citizens","authors":"Zhi Zhai, Peter Sempolinski, D. Thain, G. Madey, Daniel Wei, A. Kareem","doi":"10.1109/DASC.2011.148","DOIUrl":"https://doi.org/10.1109/DASC.2011.148","url":null,"abstract":"Citizen Engineering (CE) is a concept that engages a cohort of physically dispersed citizens connected by the Internet to collaboratively solve real-world problems through massive cooperation. With advances in information technology, we can build transformative cyber-infrastructures to effectively leverage the ''wisdom of crowds''. Regarding the citizen engineers who function as main contributors, there is a wide spectrum of human resources that crowd sourcing system designers can harness - from amateurs/hobbyists, lacking practical experience, to experts/licensed engineers, with years of professional training. As such, we are encouraged to investigate proper approaches to design CEs that can sufficiently engage and support expert citizens who have unique needs that may be different from those of amateur citizen engineers. In this study, we focused on a system designed for engaging high-end users - expert citizens. Our experiment is based on a web site -- ''Expert Citizen Engineering Experiment'' developed to fulfill a sophisticated civil engineering task. The conclusions generated from this experiment provide guidance for future CE project designs, where skilled users are the main contributors. Based on our observations and post-experiment interviews, we believe that expert citizen engineers have higher expectations on computation platform capacity and system stability compared to average citizen engineers. Meanwhile, it should be acknowledged that in the domain of civil engineering, high reliability and trustworthiness are particularly emphasized.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"165 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116967418","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: 18
Model Interactive Search between User and Associated Link Networks 用户和关联链路网络之间的模型交互搜索
Baiquan Zhu, Xiangfeng Luo, Yang Liu, Xiang He, Lingyu Xu
{"title":"Model Interactive Search between User and Associated Link Networks","authors":"Baiquan Zhu, Xiangfeng Luo, Yang Liu, Xiang He, Lingyu Xu","doi":"10.1109/DASC.2011.126","DOIUrl":"https://doi.org/10.1109/DASC.2011.126","url":null,"abstract":"Web search is a key information retrieval method for human beings in current society, both in the fields of academic and commercial activities. Due to \"one-size-fits-all\" approach limit to search results obtainment, there are still challenges to give personalized web service with high precision in traditional web search process. Herein, a new framework is proposed to advance traditional search process into a new paradigm, i.e. interactive search. First, a cognitive model of interaction process about one search step is developed by the imitation of human search behaviors. Then based on the theory of interactive computing, an interactive search model is introduced to formalize successive search sessions which include several search steps. Third, based on human's cognitive mechanism such as the spreading activation model and user memory theory, a user model is designed to capture user's search activities which can aid the interactive search process effectively. Last, by the help of Associated Link Network, an information gradient based rank algorithm is proposed aiming at maximizing the quantity of web information supply. The efficiency of our proposed interactive search service is verified by the experimental results.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127118397","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
A Dynamical Optimization Approach for Service Process Library 服务过程库的动态优化方法
Lei Wang, Jian Cao, Haiyan Zhao
{"title":"A Dynamical Optimization Approach for Service Process Library","authors":"Lei Wang, Jian Cao, Haiyan Zhao","doi":"10.1109/DASC.2011.185","DOIUrl":"https://doi.org/10.1109/DASC.2011.185","url":null,"abstract":"The capability of an intelligent services system is based on a set of services processes, which are often organized into and managed by a process library. In order to react to a outside requirement, the system takes one of the approaches of using a predefined process directly, composing existing process models or generating a new process model based on a search algorithm on demand. Therefore, to decide which process models should be stored and how to update process models within the library is very important to improve the efficiency and lower the space cost of the system. A suffix tree-based optimization approach is proposed, which is based on a tree-structured representation. The algorithm, its complexity analysis and experiments are presented.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126725751","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: 0
Energy-Aware Communities Using Mobile Clients 使用移动客户端的节能社区
F. Saffre, S. Nicolas, H. Hildmann
{"title":"Energy-Aware Communities Using Mobile Clients","authors":"F. Saffre, S. Nicolas, H. Hildmann","doi":"10.1109/DASC.2011.118","DOIUrl":"https://doi.org/10.1109/DASC.2011.118","url":null,"abstract":"This article distinguishes two aims: (1) to showcase an approach to identify clusters of users of mobile devices on the basis of shared common attributes, and (2) to investigate a social network-based awareness campaign which shows significant promise to reduce the individual's as well as the group's energy consumption. One possible way of progressively driving down the power consumption of individuals is to improve real-time and fine-grained awareness of their energy signature (or carbon footprint) relative to their peers. In this paper, we explore the possibility to support such an awareness program using gossiping in a network of mobile clients. We identify and address key challenges, namely how to propagate required information and, critically, how to filter out meaningless and / or counter-productive comparisons by detecting (through machine-learning techniques) boundaries between user communities. Results of a preliminary simulation study designed for evaluating performance in terms of our framework's ability to identify suitable comparison groups and to subsequently drive down the number of false positives / negatives are presented.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"171 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116009202","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
Intelligent Sensor Network Simulation for Battlefield Resources Management 面向战场资源管理的智能传感器网络仿真
H. Yu, Y. L. Lu
{"title":"Intelligent Sensor Network Simulation for Battlefield Resources Management","authors":"H. Yu, Y. L. Lu","doi":"10.1109/DASC.2011.59","DOIUrl":"https://doi.org/10.1109/DASC.2011.59","url":null,"abstract":"This paper presents a study of a battlefield simulation platform with consideration of sensor network and optimal resources management. This development is mainly based on two public ally available software - GECCO and REPAST. The platform allows integration with a user developed optimization engine for optimal battlefield management. A simulation example was presented to show the application to a wireless sensor network composed of unattended ground sensors and unmanned aerial vehicles for target detection, classification and localization in the battlefield.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"66 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122496224","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: 2
Trust and Trustworthiness in Online Credit Markets 网络信贷市场的信任与诚信
Ko Kuwabara, Christine Horne, D. Anthony
{"title":"Trust and Trustworthiness in Online Credit Markets","authors":"Ko Kuwabara, Christine Horne, D. Anthony","doi":"10.1109/DASC.2011.161","DOIUrl":"https://doi.org/10.1109/DASC.2011.161","url":null,"abstract":"This project examines the role of ability and reliability in assessments of trustworthiness. Specifically, we use data from the lending website Prosper.com, an online marketplace for \"peer-to-peer\" lending, where potential borrowers post loan requests, and other individuals bid to loan all or part of the dollar amount requested. We examine how signals of financial ability to repay interact with signals of socially defined reliability to effect individual borrowing rates on Prosper.com.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122100766","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
S2XS2: A Server Side Approach to Automatically Detect XSS Attacks S2XS2:服务器端自动检测XSS攻击的方法
H. Shahriar, Mohammad Zulkernine
{"title":"S2XS2: A Server Side Approach to Automatically Detect XSS Attacks","authors":"H. Shahriar, Mohammad Zulkernine","doi":"10.1109/DASC.2011.26","DOIUrl":"https://doi.org/10.1109/DASC.2011.26","url":null,"abstract":"Cross site scripting (XSS) vulnerabilities are widespread in web-based programs. Server side detection of suspected contents can mitigate XSS exploitations early. Unfortunately, existing serve side approaches impose modification of server and client side environments. In this paper, we develop an automated framework to detect XSS attacks at the server side based on the notion of boundary injection and policy generation. Boundaries mark content generation locations in server script code. We derive expected benign features of dynamic contents that are matched during response page generation to detect attacks. We develop a prototype tool to automatically insert boundaries and generate policies for JSP programs. We evaluate the approach with four JSP programs. The results indicate that the approach detects most of the well known XSS attacks. Moreover, the false positive rates vary between zero and 5.2%. The approach suffers from negligible runtime overhead.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129771607","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: 50
Profiling Energy Consumption of VMs for Green Cloud Computing 基于绿色云计算的虚拟机能耗分析
Qingwen Chen, P. Grosso, K. V. D. Veldt, C. D. Laat, Rutger F. H. Hofman, H. Bal
{"title":"Profiling Energy Consumption of VMs for Green Cloud Computing","authors":"Qingwen Chen, P. Grosso, K. V. D. Veldt, C. D. Laat, Rutger F. H. Hofman, H. Bal","doi":"10.1109/DASC.2011.131","DOIUrl":"https://doi.org/10.1109/DASC.2011.131","url":null,"abstract":"The Green Clouds project in the Netherlands investigates a system-level approach towards greening High-Performance Computing (HPC) infrastructures and clouds. In this paper we present our initial results in profiling virtual machines with respect to three power metrics, i.e. power, power efficiency and energy, under different high performance computing workloads. We built a linear power model that represents the behavior of a single work node and includes the contribution from individual components, i.e. CPU, memory and HDD, to the total power consumption of a single work node. Our results could be part of a power characterization module integrated into clusters' monitoring systems, future Green Clouds energy-savvy scheduler would use this monitoring system to support system-level optimization.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128318685","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: 77
Efficient Pattern Detection for Embedded Optical Bio-sensing System 嵌入式光学生物传感系统的高效模式检测
Yingjie Cao, Yongxin Zhu, G. Rong, Gang Cheng, Meikang Qiu
{"title":"Efficient Pattern Detection for Embedded Optical Bio-sensing System","authors":"Yingjie Cao, Yongxin Zhu, G. Rong, Gang Cheng, Meikang Qiu","doi":"10.1109/DASC.2011.63","DOIUrl":"https://doi.org/10.1109/DASC.2011.63","url":null,"abstract":"To enable pattern detection in optical signals from a novel optical biosensor used in medical embedded system, we propose a set of efficient algorithms and their corresponding implementation on FPGA (field programmable gate array). The optical biosensor is a porous silicon micro cavity membrane, which can generate different optical reflectance spectra for varieties of molecule solutions. In measured reflectance spectra of the membrane, our design is able to detect the shift of the resonant dip which is considered as the pattern to distinguish target molecule solution of different concentration. According to measured results, besides the much higher sensitivity of the novel optical sensor than classic electrochemical methods, our FPGA based implementation of our detection algorithms also shows significant speedup over software implementation on PC. The small chip area cost of FPGA implementation of our detection algorithms further ensures feasibility of ASIC (application specific integrated circuits) to incorporate both sensors and signal processing in near future.","PeriodicalId":193294,"journal":{"name":"2011 IEEE Ninth International Conference on Dependable, Autonomic and Secure Computing","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2011-12-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129046217","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
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