Filters








1,267 Hits in 3.4 sec

Refactoring of Agent-based Simulation Models

Cornelia Triebig, Franziska Klügl
2008 Multikonferenz Wirtschaftsinformatik  
Reusability of complete or partial models would reduce the modeling effort enormously and thus is highly attractive also for agent-based simulation models.  ...  However, there are some prerequisites that can be fulfilled using refactoring methods: Improved readability, understandability and thus maintainability of the model, performance gains and configuration  ...  Noell GmbH (Giebelstadt) we apply MASim technology to an industrial problem: testing the control software for automatic high bay warehouses using MASim [Tr05] .  ... 
dblp:conf/mkwi/TriebigK08 fatcat:q6cbtpusvngjzk56r2lm7cvb2i

A Heuristic for Problem Formalization in Agent Based Simulation Studies

Massimo Cossentino, Carmelo Lodato, Patrizia Ribino, Valeria Seidita
2015 Proceedings of the 2015 Federated Conference on Computer Science and Information Systems  
In order to develop high quality simulation models, methodological approaches are demanded.  ...  Agent Based Modeling and Simulation (ABMS) is considered an effective approach for conducting simulation studies in many fields.  ...  Inside a logistic district, several articulated lorries, coming from extra urban areas, arrive all the time and are arranged in warehouse bays.  ... 
doi:10.15439/2015f287 dblp:conf/fedcsis/CossentinoLRS15 fatcat:e7wbs76o2rhndbl4lzr2ysu6gq

Using Semantic Web Services for AI-Based Research in Industry 4.0 [article]

Lukas Malburg and Patrick Klein and Ralph Bergmann
2020 arXiv   pre-print
The transition to Industry 4.0 requires smart manufacturing systems that are easily configurable and provide a high level of flexibility during manufacturing in order to achieve mass customization or to  ...  Therefore, we developed more than 300 semantic web services for a physical simulation factory based on Web Ontology Language for Web Services (OWL-S) and Web Service Modeling Ontology (WSMO) and linked  ...  Robot 1 Milling Machine 1 Oven 1 Sorting Machine 2 Drilling Machine Human Workstation Punching Machine High-Bay Warehouse 1 High-Bay Warehouse 2 Sorting Machine 1 Table 1 . 1 Overview  ... 
arXiv:2007.03580v1 fatcat:4por3mig5rgxbkjpunwxlb4ndu

Big Data and AI for Process Innovation in the Industry 4.0 Era

Jaehun Park, Hyerim Bae
2022 Applied Sciences  
In a different application, the study "Smart Grid for Industry Using Multi-Agent Reinforcement Learning" by Roesch, Linder, Zimmermann, Rudolf, and Reinhart [4] used smart grids in an effort to reduce  ...  This was accomplished using their own developed system called PRANAS, which applies process warehouse and process cube methods to assess supply chain management application performance.  ... 
doi:10.3390/app12136346 fatcat:todjmumd6ndbbbhhpthmzsah6e

THE NUMBER OF PICKERS AND STOCK-KEEPING UNIT ARRANGEMENT ON A UNI- DIRECTIONAL PICKING LINE

Robert Hagspihl, Stephan E Visagie
2014 South African Journal of Industrial Engineering  
In this paper, the picking line configuration is simulated with an agent-based approach to describe the behaviour of an individual picker.  ...  The simulation is then used to analyse the effect of the number of pickers and the SKU arrangement.  ...  The data input into the Anylogic program was obtained from the historical data automatically captured by the warehouse management system and/or the historical data from the video footage.  ... 
doi:10.7166/25-3-886 fatcat:jzirkm3c3zb53cvzukvfiwvcxi

Design and Optimization of Smart Factory Control System Based on Digital Twin System Model

Yan Bai, Jeong-Bong You, Il-Kyoo Lee, Marcello Pellicciari
2021 Mathematical Problems in Engineering  
The genetic algorithm is used to optimize the layout effect of the production line; the digital twin technology is used to provide predictive analysis technical support for the upgrading and reengineering  ...  efficiency caused by unbalanced production line layout, and slow production line upgrade of the smart factory, this paper builds a real physical smart factory platform through the optimal control strategy and uses  ...  For example, for large automated high-rise warehouse product service system, digital twin can build a three-dimensional virtual model of the warehouse through warehouse space data and facility data and  ... 
doi:10.1155/2021/2596946 fatcat:nzxpen35urfx7mueajhwhucl7a

2019 6th International Conference on Systems and Informatics

2019 2019 6th International Conference on Systems and Informatics (ICSAI)  
Physical TCAD Simulation Hemanth At/uri, Manoj Kumar Reddy Thunga, Jhansi Lakshmi Chennayyagari, Hemanth Kumar Physics Based TCAD Simulation and Calibration of GaN/AIGaN /GaN HEMT Device Manoj Kumar Reddy  ...  Tridimensional Warehouse Qiubo Huang, Shuda Xie, Guohua Liu 195 Power and Energy Systems Modeling, Control and Diagnostics of Power Systems Analysis and Suggestions on Peak Shaving of Hunan  ... 
doi:10.1109/icsai48974.2019.9010230 fatcat:eovojg6yirhfhnmxzugrvzzc5a

The Automatic Storage and Retrieval System: An Overview

Hanan M., Kharia A., Abdulmuttalib T.
2019 International Journal of Computer Applications  
This paper will have all argument that needed to construct AS/RS system in a survey form which will gives us a highlight about the factors that consider the backbone to build the warehouses.  ...  Production warehouses are usually used for storing raw materials, semi-finished products and finished products in a production facility.  ...  INTRODUCTION The Automatic Storage and Retrieval System (AS/RS) generally it can be known as material handling support systems those are in majority used in automated factories, distribution centers, warehousing  ... 
doi:10.5120/ijca2019919603 fatcat:qsxlorapkfginc4dub3gnph7aq

Transport and Spatial Data Warehouse Technical Design

Efthimios Bothos, Babis Magoutas, Nikos Papageorgiou, Gregoris Mentzas
2020 Zenodo  
Data are managed in a Transport and Spatial Data Warehouse (TSDW) that stores secondary and primary data for analysis, feeds with data the HARMONY simulators and stores the data generated by them.  ...  Within HARMONY, multidisciplinary data are combined and integrated for land-use and transport modelling and planning.  ...  -Flexible data schemas with noSQL mainly for high volume model execution logs (in JSON format) which are used for simulation debugging.  ... 
doi:10.5281/zenodo.5744346 fatcat:eilehha3iffdrmiyeegeqo5kbq

Container terminal operation and operations research - a classification and literature review

Stefan Vo�, Robert Stahlbock, Dirk Steenken
2004 OR spectrum  
Operations are nowadays unthinkable without effective and efficient use of information technology as well as appropriate optimization (operations research) methods.  ...  Transponder and electrical circuits are used to route gantry cranes and automatic vehicles like AGVs whereas DGPS is used for the steering of automatic straddle carriers and other equipment.  ...  All terminals use gantry cranes, either single-or dual-trolley, manual or semi-automatic.  ... 
doi:10.1007/s00291-003-0157-z fatcat:uhkyfwvd6rdabmkeyocroe2hly

Simulating human interactions in supermarkets to measure the risk of COVID-19 contagion at scale [article]

Serge Plata, Sumanas Sarma, Melvin Lancelot, Kristine Bagrova, David Romano-Critchley
2020 arXiv   pre-print
Taking the context of simulating a retail environment using agent based modelling, a theoretical model is presented that describes the probability distribution of customer "collisions" using a novel space  ...  Finally a calculation of the number of simulations required for statistical significance is developed.  ...  When the nodes in the pool are idle for a while the Kubernetes autoscaling will automatically de-provision the nodes in the background. The nodes spec for the pool was for set high compute.  ... 
arXiv:2006.15213v1 fatcat:ozh7gllu3fdddmasfsphrzdujy

Sea Container Terminals: New Technologies, OR Models, and Emerging Research Areas

Amir Hossein Gharehgozli, Debjit Roy, M. B. M. de Koster
2014 Social Science Research Network  
The UCW is a high-rise rack-based automatic system that can theoretically save 90% of the space by stacking containers up to 50 tiers high.  ...  of South Korea has built a prototype of an ultra-high container warehouse (UCW) system (see Figure 11a ).  ... 
doi:10.2139/ssrn.2469175 fatcat:hfx2sb35drenborqwv5ayq63wa

Value analysis of location-enabled radio-frequency identification information on delivery chain performance

Jindae Kim, Kaizhi Tang, Soundar Kumara, Shang-Tae Yee, Jeffrey Tew
2008 International Journal of Production Economics  
This paper analyzes the value of wireless location information for logistic operations during vehicle deployment and load makeup planning (DLMP) using a comprehensive simulation framework that simulates  ...  Three simulation-based approaches, system dynamics (Anderson et al., 2000; De Souza et al., 2000) , agent-based modeling (Brandolese et al., 2000; Gjerdrum et al., 2001) , and discrete event simulation  ...  We use a sorted queue to contain all those empty bays according to their distances to the starting bay.  ... 
doi:10.1016/j.ijpe.2007.04.006 fatcat:qqrmzsr75necfp5ylxep2hr5py

Trust and Security in Service-Oriented Environments [chapter]

2006 Trust and Reputation for Service-Oriented Environments  
Web services use a service-oriented architecture. Using a Web service, one can automatically invoke applications running in other businesses.  ...  Regardless of the fact that these examples of the use of the technology only provide some basic functions, trust technologies are becoming more and more popular and providing a convenient tool to simulate  ... 
doi:10.1002/9780470028261.ch1 fatcat:4od6p4wvbng3jcgdikiv2xk7oe

Manufacturing Scheduling Using Colored Petri Nets and Reinforcement Learning

Maria Drakaki, Panagiotis Tzionas
2017 Applied Sciences  
CTPNs model an agent-based system and the Q-learning RL algorithm is used by the scheduling agent as a guide to obtain an optimal solution.  ...  As a graphical-oriented high-level language, it is used for the modeling and validation of systems in which concurrency, communication, and synchronization play a major role.  ...  The problem of managing and controlling automatic guided vehicles (AGVs) in manufacturing shop floor systems using an agent-based PN model has been addressed in Giglio and Paolucci [40] .  ... 
doi:10.3390/app7020136 fatcat:tuhfgaakojemdnwktx7enozvvq
« Previous Showing results 1 — 15 out of 1,267 results