Last updated: June 2018 NDOT Aimsun Next Guidelines Page 8 of 55 2.2 Aimsun Next Modeling Process Aimsun Next is unique in that it is a fully integrated, single-platform, multi-level modeling platform that incorporates macroscopic, mesoscopic, and microscopic modeling into a single software package, as shown in Figure 1.
Developer(s)
Aimsun
Stable launch
Typé
Visitors forecasting, transportation forecasting, street traffic handle, congestion setting up
License
Software program license agreement
Internet site
http://www.aimsun.com
Aimsun Liveis certainly a simulation-based traffic forecasting alternative, developed and promoted by Aimsun.
Visitors control centers use Aimsun Live (previously Aimsun Online) to create real-time decisions about the administration of a road system. It is certainly used to dynamically predict future traffic conditions based on the present state of the system and to evaluate incident response or traffic management strategies.
Aimsun Live slot machine games right into the traffic control center and continuously processes live life field information, simulating automobile movement inside a street system of any dimension, from a one highway hallway to an whole major globe city. By merging these live life traffic information feeds and high-spéed simulations with emuIation of blockage mitigation strategies, Aimsun Live can accurately forecast the upcoming network movement patterns that will result from a specific traffic management or info provision strategy.
Aimsun Live had been launched in 2008 and is definitely now fully implemented in Interstate 15 in San Diego, Grand Lyon in France and other places worIdwide.
1Item functions
1.3Real-time simulation
Item featuresedit
Aimsun Livé utilizes live traffic data feeds and simulations to forecast future visitors conditions for large urban areas and regional systems.
Real-time analysisedit
Aimsun Livé studies real-time inputs from disparate sources of details, such as field visitors controllers, detectors, incident reports and reside data passes from key intérsections.
Calibrated model retrievaledit
Making use of up-to-date field information, Aimsun Live identifies, retrieves and lots a vacation requirement matrix of the road network becoming managed. It discovers the closest match up between the information received in genuine time from among several demand designs stored in a database. The need pattern data source is produced in a prior step by having out analysis of historical information.
Real-time simulationédit
This action involves powerful (mesoscopic or micróscopic) simulation of oné or even more scenarios in actual period. Each scenario is usually simulated on a dedicated pc. The simulations generate dynamic predictions of visitors situations at a comprehensive, local degree for the next 30-60 a few minutes. Each simulation considers a tangible place of actions that might become used in purchase to improve the network situation. One of the situations usually corresponds to the ‘do nothing at all' situation.
The region incorporated in the simulation model is dependent on the kind of network being maintained. It is certainly typically defined using sense of balance assignment strategies which evaluate at a high degree the impact of regional but significant capacity adjustments on the relaxation of the network. The goal is to exclude places that are usually improbable to become impacted by occurrences or responses to those incidents.
Simulations usually final 1-3 mins1depending on hardware specifications, system size and level of blockage (number of automobiles). These simulations are operate in 'set mode' (without animation in 2D or 3D) in purchase to improve functionality.
Online visualisationedit
Reaction information will be presented visually on the web to offer assistance for functional decision making. Traffic control operators are usually offered with fast pictures of predicted traffic stream and overall performance indicators for different control alternatives.
Some other featuresedit
Customization to work with visitors control software program
Retention of new data to enhance high quality of predictions over period
PracticaI usesedit
Online traveling information systems
Active emergency automobile routing
Emissions management
Accident response strategy tests
Urbán and interurban congestion administration
Protection threat minimization and large-scale evacuation administration
Project good examplesedit
Aimsun Livé is or offers been utilized to notify operational decisions for:
Integrated Corridor Management Task on Interstate 15, San Diego, CA2The Intelligent Transportation Culture of America (ITS America) awardéd this project thé Best Innovative Practicés Award in thé 2013 Best of ITS awards competition.
Singapore Town Centre
Great Lyon
Meters30, Madrid, France3
Literatureedit
Visitors operations: Thinking ahead, Visitors Technology Nowadays, Torday, A and Gerodimos, A.:17 Interest 2009long lasting dead link
Personal referencesedit
^Simulation periods from Madrid, Michael30, project
^'Task review and links'. Archived from the first on 2014-02-23. Gathered2014-02-12.
^Review from Western european Transport Conference 2008
Outside linksedit
Gathered from 'https://en.wikipedia.org/w/index.php?name=AimsunLiveamp;oldid=862592339'