We clarify the notion of cache persistence and contribute to the understanding of persistence analysis for caches with least-recently-used replacement. To this end, we provide the first formal definition of persistence as a property of a trace semantics.
Based on this trace semantics we introduce a semantics-based, i. We identify four basic persistence analyses and prove their correctness as instances of this analysis framework. Combining these basic persistence analyses via two generic cooperation mechanisms yields a lattice of ten persistence analyses.
Notably, this lattice contains all persistence analyses previously described in the literature. As a consequence, we obtain uniform correctness proofs for all prior analyses and a precise understanding of how and why these analyses work, as well as how they relate to each other in terms of precision.Adobe icc profiles download
Robert D. Arnold, Frank Mueller, David B.
Work-conserving optimal real-time scheduling on multiprocessors
Whalley, and Marion G. Bounding worst-case instruction cache performance. Improving the first-miss computation in set-associative instruction caches.
Patrick Cousot and Radhia Cousot. Abstract interpretation: A unified lattice model for static analysis of programs by construction or approximation of fixpoints. In Robert M. Graham, Michael A. ACM, Systematic design of program analysis frameworks. In Alfred V. Aho, Stephen N. Zilles, and Barry K. ACM Press, Basic concepts of abstract interpretation.
Christoph Cullmann.It is with a heavy heart and much regret that the Board of Directors of the European Society of Radiology has decided not to hold an onsite European Congress of Radiology in In our continued commitment to our congress attendees, we are pleased to announce that ECR will go ahead as an online congress taking place on July As you can imagine, this serious decision was not taken easily.
The choice not to hold ECR onsite presents a significant burden for the European Society of Radiology and will also influence future congresses and endeavours. However, as a medical community, we have a social responsibility to our members, partners, staff and the general public.
In the current crisis, the ESR must lead by example, and it is clear that your safety will always be our No. In recognition of his commitment to advancing radiology in Mexico and Latin America and boosting international cooperation with Europe, Professor Dante R.
Practical Considerations in Optimal Multiprocessor Scheduling
Dante R. Previously, he was head of imaging at Hospital Pensiones Civiles del Estado in Chihuahua for 28 years and head of the imaging department at Hospital Poliplaza Medica in Ciudad Juarez for 19 years.
He subsequently returned home to Ciudad Juarez Autonomous University, where he worked as a professor at the school of medicine until Inhe helped create and was appointed founding president of the first radiology society in Ciudad Juarez, the Sociedad de Radiologia e Imagen de Ciudad Juarez, which later became Colegio de Especialistas en Radiologia e Imagen de Ciudad Juarez.
He was subsequently appointed FMRI secretary, president elect and president.Belt tensioner bolt
He is currently the chair of the FMRI international affairs committee. In he received honorary membership from the organisation.
He is the former director of occupational safety and health administration and chief of medical ultrasound and breast imaging at Taipei Veterans General Hospital. His research has centred on ultrasound, especially in the breast, and abdominal imaging, as well as emergency imaging. Currently his research focuses on clinical and experimental studies on various aspects of tumour vascularity with regard to Doppler techniques and microbubble contrast agents, and interventional techniques in tumour ablation.
Chou has been active in scientific and educational programmes nationally and internationally, and has organised a number of international congresses, workshops and symposia, particularly on ultrasound, imaging of the liver, breast imaging, and emergency and critical care. He has been awarded more than 37 honours internationally and domestically.Betel nut benefits on skin
Chou has authored peer-reviewed publications and abstracts sinceincluding invited speeches. He has also published 18 chapters on various topics in ultrasound and radiology and has edited or co-edited five books on computer-aided imaging, breast imaging, imaging of acute abdomen, thoracic imaging, and contrast-enhanced ultrasound of the liver. In recognition of her tremendous contribution to advancing radiology and particularly breast imaging, Professor Valerie P.
Valerie P. Professor Jackson graduated from Indiana University School of Medicine inwhere she went on to complete her radiology residency in and served on the faculty in numerous roles until Distributed integrated modular avionics DIMA system design through the distributed integrated technology, mixed critical task scheduling, real-time fault tolerant scheduling and time triggered communication mechanism, greatly enhance the reliability, safety and real-time performance of integrated electronic system.
The DIMA represents the development trend of future avionics systems. This paper studies and discusses the architecture characteristics of DIMA. Then it studies and analyzes the development of key technologies in DIMA system in detail. Finally, it looks into the development trend of DIMA technology. This is a preview of subscription content, log in to check access. Rent this article via DeepDyve. Wolfig and M. Rogalski, S. Samolej and A.
In AIAA guidance, navigation, and control conferencepages 8—11, Robati, A. Gherbi, A. Kouhen and J. Zhou, Z. Xiong, Z. Zhan, T. You and N.
The mapping mechanism between Distributed Integrated Modular Avionics and data distribution service. Lakshmanan and R. ARINC Morley Mao. Chen, A. Ghassami, S. Mohan, R. Bobba, R. Pellizzoni and N. Abdi, C. Chen, M. Hasan, S. Mohan and M. Hasan and S. Mohan, M. Asplund, G. Bloom, A. Sadeghi, A. Ibrahim, N.
Salajageh, P. Griffioen and B. Potok, C. Chen, S. Mitra and S.Handbook of Real-Time Computing pp Cite as. Practical solutions for this problem when there is a single processing unit in the system have long been known.
For example, the cost-effective algorithm that schedules at any time the ready task with the earliest deadline has been proved optimal for a large spectrum of systems. A scheduling algorithm is said optimal for a class of systems if it generates a schedule for this class according to which no task deadline is ever missed whenever it is possible to do so.
Achieving optimality in multiprocessors has shown to be more challenging and often implies high runtime overheads. Designing optimal and practical scheduling algorithms for multiprocessor systems has thus become a relevant research topic, on which this chapter offers a gentle introduction. Key concepts are explained intuitively and based on illustrations, using some of the optimal algorithms developed to date.Remove calendar permissions powershell
The focus here is not on their formalization or correctness proofs. The goal is to highlight the principles behind scheduling optimality, while presenting considerations as for their applicability. Skip to main content. Advertisement Hide. Practical Considerations in Optimal Multiprocessor Scheduling.
Living reference work entry First Online: 05 March This is a preview of subscription content, log in to check access. Anderson, A. Anderson, P. Holman, A. Srinivasan, Chapter Fair scheduling of real-time tasks on multiprocessors, in Handbook of Scheduling: Algorithms, Models, and Performance Analysised.
Andersson, K. Andersson, E. Baldovin, G. Nelissen, T. Vardanega, E. Baruah, J. Goossens, Chapter Scheduling real-time tasks: algorithms and complexity, in Handbook of Scheduling: Algorithms, Models, and Performance Analysised. Baruah, L.
Rosier, R. Howell, Algorithms and complexity concerning the preemptive scheduling of periodic, real-time tasks on one processor. Real-Time Syst. Gehrke, C. Baruah, N. Cohen, C. Plaxton, D. Varvel, Proportionate progress: a notion of fairness in resource allocation. Chen, C. Cho, B. Ravindran, E. Cirinei, T. Coffman Jr.
If the error persists, contact the administrator by writing to support infona. You can change the active elements on the page buttons and links by pressing a combination of keys:. I accept. Polski English Login or register account. Chantem, T. Abstract Task period adaptations are often used to alleviate temporal overload conditions in real-time systems. Existing frameworks assume that only task periods are adjustable and that task deadlines remain unchanged at all times.
This paper formally introduces a more general real-time task model where task deadlines, which are less than or equal to task periods, are functions of task periods. This tight coupling between task deadlines and task periods has been discussed in a recent work in control systems and presents a novel real-time scheduling challenge.
To solve the period and deadline selection problem, this article identifies a feasible period-deadline combination and proposes a heuristic, which iteratively adjusts task periods and deadlines in such a way that the task set becomes schedulable. When it is unable to find a solution to the problem, the heuristic requires less than 0.ICRA 2015 Awards Luncheon
Authors Close. Assign yourself or invite other person as author. It allow to create list of users contirbution. Assignment does not change access privileges to resource content. Wrong email address.
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Yes No.ECRTS has been at the forefront of recent innovations in the real-time community such as artifact evaluation and open access proceedings.
This covers not only hard real-time systems but also time-sensitive systems in general. Typical applications are found in the classical domains of embedded and cyber-physical systems but also beyond, and include automotive, avionics, telecommunications, healthcare, robotics, space, etc.
To be in scope, papers must address some form of timing requirement. We welcome theoretical and practical contributions including tools, benchmarks and case studies to the state of the art in the design, implementation, verification and validation of real-time systems. The models, assumptions and application scenarios used in the paper must be properly motivated. We encourage open-source initiatives and computer-assisted proofs in order to increase confidence in practical and theoretical results and to improve their reusability.
ECRTS will also award best and outstanding papers accepted at the conference. Open access: We believe that a conference serves the research community and the public best when results are accessible to the largest audience without restrictions. All accepted papers will be published again this year under open access in collaboration with LIPIcs Leibniz International Proceedings in Informaticswith no additional costs. It's an ancient town but today it is known for its automotive industry and its cuisine.
Since the factories of the famous Italian sports car makers Ferrari, De Tomaso, Lamborghini, Pagani, and Maserati are located here and all, except Lamborghini, have headquarters in the city or nearby, the region is also known as the MotorValley of Italy.
Its culinary hallmarks range from humble but beloved "gnocco fritto" fried dough to the celebrated restaurant Osteria Francescana run by Massimo Bottura, heralded as the best in the world.
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The most famous products of the city are balsamic vinegar, Parmesan, Lambrusco, Pignoletto, tigelle or handmade pasta as tortellini or tortelloni. The University of Modena, founded in is the second oldest athenaeum in Italy and one of the oldest universities in the world. ECRTS
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