DS-RT

Cloud computing environments mainly focus on the delivery of resources, platforms, and applications as services to users over the Internet. Cloud promises users access to as many resources as they need, making use of an elastic provisioning of ...

The path to extreme scale high-performance computing (HPC) poses several challenges related to power, performance, resilience, productivity, programmability, data movement, and data management. Investigating the performance of parallel applications at ...

Proposed exascale systems will present considerable challenges. In particular, DRAM soft-errors, or bit-flips, are expected to greatly increase due to higher memory densities and near-threshold voltages. To address this challenge, we introduce ...

The benefits of using e-Infrastructure environments, such as cloud, grid, and high performance computing, for performing scientific experiments could be quite significant. In particular, modeling and simulation, which can serve as a key decision making ...

Discrete Event Simulation is a widely used technique that is used to model and analyze complex systems in many fields of science and engineering. The increasingly large size of simulation models poses a serious computational challenge, since the time ...

The development of Cyber-Physical Systems (CPSs) is challenging because the cyber part (software) has to control, through sensors/actuators accessed by means of a suitable network infrastructure, a physical plant which can require the fulfillment of ...

The large diffusion of highly-parallel shared-memory multi-core machines has led Parallel Discrete Event Simulation (PDES) platforms to a shift towards a share-everything model. This model is based on loose coupling between simulation objects and ...

Development of a decent parallel simulator is challenging work. It should achieve enough performance, scalability and fault tolerance. Our proposal is utilizing general-purpose data processing engines such as MapReduce implementations for parallel ...

It has been observed that many networks arising in practice have skewed node degree distributions. Scale-free networks are one well-known class of such networks. Achieving efficient parallel simulation of scale-free networks is challenging because large-...

Choosing synchronization update parameters for live, virtual, constructive simulations is of particular importance when the simulation is supporting engineering test and evaluation events. Failure to choose these parameters appropriately can lead to ...

The techniques of dead reckoning (DR) and interest management have been studied for more than two decades to optimize the data transmission on multiplayer online game networks. However, there is a lack of investigation in the integration of the two ...

Distributed and Real-Time Simulation plays a key-role in the Space domain being exploited for missions and systems analysis and engineering as well as for crew training and operational support. One of the most popular standards is the 1516--2010 IEEE ...

Customer retention is of crucial importance for companies in the mobile services industry (MSI) because of the increasing competition in the mobile services sector. As a result, companies are increasingly exploiting data to address customer retention. ...

In this paper we use a new version of our simulator to enhance the Multi-Agent Flood algorithm and make it more applicable to "real" world scenarios. The new simulator is dispensing the use of the grid for movement and instead is using the Polar ...

This paper introduces a novel approach to predicting UK-wide daily traffic counts on all roads in England and Wales, irrespective of sensor data availability. A key finding of this research is that many roads in a network may have no local connection, ...

Design space exploration refers to the evaluation of implementation alternatives for many engineering and design problems. A popular exploration approach is to run a large number of simulations of the actual system with varying sets of configuration ...

Mobile Cloud Computing is a concept infrastructure wherein Cloud Computing resources are utilized to offload tasks from mobile elements. The combination of Cloud Computing and Mobile Computing increases the complexity of modeling and performance ...

This paper proposes modelling and exhaustive verification of mutual exclusion algorithms using timed automata (TA) and the popular UPPAAL toolbox. The proposal allows to check all the properties of a mutual exclusion algorithm also along the time ...

In this paper, we are interested in real-time scheduling of a distributed reconfigurable embedded system powered by a renewable energy source. Uncertainty of energy availability in energy harvesting systems makes the problem of task scheduling more ...

Real-time geometric model distribution in large-scale distributed virtual environments (DVEs) is achieved by a technique known as content streaming. Content streaming mechanisms identify the fraction of static content to be delivered to each user, as ...

Congestion of vehicular traffic in the cities with the highest population density results into a high amount of accidents and also to imminent road violence above average. Facing this problem, our study intends to implement a low-cost Internet of Thing ...

In this paper, a hybrid approach for the parallelization of a genetic algorithm for a distributed/parallel computing environment is described. The genetic algorithm is the main part of the method for the division of road traffic networks for distributed ...

In this paper we present a model for an Agent-based intelligent Transportation System (ATS). In ATS, the traffic environment is partitioned into areas controlled by specialized agents called service managers. These agents are supervised by a traffic ...

As simulations become popular in analyzing large-scale real-world systems, more engineers are experiencing difficulties to deal with extensive workload of computations. The use of high performance computing (HPC) infrastructure, such as cloud computing, ...

An architecture-based model-driven design approach, enabled by tools for system synthesis, simulation, and simulation content management, is exploited to efficiently explore design variants at a system level. This paper shows a case study where this ...

Most conference and journal publications present contributions based on research artefacts (data, results, software, etc.) that are difficult for researchers to access. Open science aims to promote open access to research presented in academic works. ...