Woelki, Marko, Schreckenberg, Michael
In this paper it is shown that the steady-state weights of the asymmetric simple exclusion process (ASEP) with open boundaries and parallel update can be written as a product of a scalar...
Headway oscillations and phase transitions for diffusing particles with increased velocity (2009)
Woelki, Marko, Schreckenberg, Michael
An asymmetric exclusion process with $N$ particles on $L$ sites is considered where particles can move one or two sites per infinitesimal time-step. An exact analysis for N=2 and a mean-field theory...
Models for Crowd Movement and Egress Simulation (2009)
Hubert Klüpfel, Michael Schreckenberg, Tim Meyer-könig, Traffgo Gmbh
Summary. This paper discusses basic findings on crowd movement and their application to simulation models. This includes empirical and experimental results concerning group behavior, pedestrian...
Physics of Transport and Traffic University Duisburg-Essen (2008)
Andreas Pottmeier, Sigurður Hafstein, Florian Mazur, Michael Schreckenberg
The Internet is a convenient platform to distribute real time traffic information. Thus, we propose a web-based visualization of the current and future traffic load of the entire autobahn network of...
Pedestrian Traffic Simulation and Experiments (2008)
Vom Fachbereich Physik, Referent Prof, Dr. Michael Schreckenberg, Korreferent Prof, Dr. Andreas Schadschneider
Contents i Abstract v
Comparison of an Evacuation Exercise in a Primary School to Simulation Results (2008)
Hubert Klüpfel, Tim Meyer-könig, Michael Schreckenberg
The modeling of pedestrian movement has received growing interest over the last decades. This is due to the potential applications in facility design and especially evacuation simulation as well as...
Physics of Transport and Traffic University Duisburg-Essen (2008)
Andreas Pottmeier, Michael Schreckenberg
Detailed and reliable information about the current traffic state is hardly obtainable by the road user. Therefore, we propose a web based visualization of the current and future traffic load of the...
Comparison of an Evacuation Exercise in a Primary School to Simulation Results (2008)
Hubert Klüpfel, Michael Schreckenberg, Hubert Klüpfel, Tim Meyer-könig, Michael Schreckenberg
Abstract. The modeling of pedestrian movement has received growing interest over the last decades. This is due to the potential applications in facility design and especially evacuation simulation as...
Counterflow Extension for the F.A.S.T.-Model (2008)
Kretz, Tobias, Kaufman, Maike, Schreckenberg, Michael
The F.A.S.T. (Floor field and Agent based Simulation Tool) model is a microscopic model of pedestrian dynamics, which is discrete in space and time. It was developed in a number of more or less...
Kretz, Tobias, Schreckenberg, Michael
A discrete model of pedestrian motion is presented that is implemented in the Floor field- and Agentbased Simulation Tool (F.A.S.T.) which has already been applicated to a variety of real life...
Moore and more and symmetry (2008)
Kretz, Tobias, Schreckenberg, Michael
In any spatially discrete model of pedestrian motion which uses a regular lattice as basis, there is the question of how the symmetry between the different directions of motion can be restored as far...
Physics of Transport and Traffic (2008)
Andreas Pottmeier, Sigur Ur Marinosson, Michael Schreckenberg
We study an approach to forecast vehicular traffic using a micro-simulator. In order to provide network-wide information about the current traffic state a cellular automaton traffic flow model is...
Three categories of traffic data: Historical, current, and predictive (2007)
Roland Chrobok, Oliver Kaumann, Joachim Wahle, Michael Schreckenberg
In this paper, dierent kinds of traffic data in transportation networks are presented and discussed. Historical data of the city of Duisburg are analysed with regard to a certain classification...
Robert Barlovic, Andreas Schadschneider, Michael Schreckenberg
Random walk theory of jamming in a cellular automaton model for trac ow
Experimental study of pedestrian flow through a bottleneck (2006)
Kretz, Tobias, Grünebohm, Anna, Schreckenberg, Michael
In this work the results of a bottleneck experiment with pedestrians are presented in the form of total times, fluxes, specific fluxes, and time gaps. A main aim was to find the dependence of these...
Experimental study of pedestrian counterflow in a corridor (2006)
Kretz, Tobias, Grünebohm, Anna, Kaufman, Maike, Mazur, Florian, Schreckenberg, Michael
In this work the results of a pedestrian counterflow experiment in a corridor of a width of 2 meter are presented. 67 participants were divided into two groups with varying relative and absolute size...
F.A.S.T. - Floor field- and Agent-based Simulation Tool (2006)
Kretz, Tobias, Schreckenberg, Michael
In this paper a model of pedestrian motion is presented. As application its parameters are fitted to one run in a primary school evacuation exercise. Simulations with these parameters are compared to...
Characterizing correlations of flow oscillations at bottlenecks (2006)
Kretz, Tobias, Wölki, Marko, Schreckenberg, Michael
"Oscillations" occur in quite different kinds of many-particle-systems when two groups of particles with different directions of motion meet or intersect at a certain spot. We present a model of...
Asymmetric exclusion processes with shuffled dynamics (2005)
Wölki, Marko, Schadschneider, Andreas, Schreckenberg, Michael
The asymmetric simple exclusion process (ASEP) with periodic boundary conditions is investigated for shuffled dynamics. In this type of update, in each discrete timestep the particles are updated in...
Kirchner, Ansgar, Kluepfel, Hubert, Nishinari, Katsuhiro, Schadschneider, Andreas, Schreckenberg, Michael
We study discretisation effects in cellular automata models for pedestrian dynamics by reducing the cell size. Then a particle occupies more than one cell which leads to subtle effects in the...
An empirical test for cellular automaton models of traffic flow (2004)
Knospe, Wolfgang, Santen, Ludger, Schadschneider, Andreas, Schreckenberg, Michael
Based on a detailed microscopic test scenario motivated by recent empirical studies of single-vehicle data, several cellular automaton models for traffic flow are compared. We find three levels of...
Mechanical restriction versus human overreaction triggering congested traffic states (2004)
Lee, Hyun Keun, Barlovic, Robert, Schreckenberg, Michael, Kim, Doochul
A new cellular automaton (CA) traffic model is presented. The focus is on mechanical restrictions of vehicles realized by limited acceleration and deceleration capabilities. These features are...
A High-Resolution Cellular Automata Traffic Simulation Model With Application (2004)
Sigurður F. Hafstein, Andreas Pottmeier, Joachim Wahle, Michael Schreckenberg
Abstract. In this article we describe a novel traffic in-formation system for the freeway traffic in North Rhine-Westphalia, the most populous German state. It consists of more than 4,000 loop...
Optimal traffic states in a cellular automaton for city traffic (2003)
Barlovic, Robert, Brockfeld, Elmar, Schreckenberg, Michael, Schadschneider, Andreas
The impact of global traffic light control strategies for city networks is analyzed in a recently proposed cellular automaton model. The model combines basic ideas of the Biham-Middleton-Levine model...
Cellular Automaton Modeling of the Autobahn Traffic in North Rhine-Westphalia (2003)
Sigurður F. Hafstein, Andreas Pottmeier, Joachim Wahle, Michael Schreckenberg, Sigurður F. Hafstein
In 1992 Nagel and Schreckenberg proposed a stochastic cellular automaton model of vehicular traffic [13], which was able to reproduce some empirically observed non-trivial traffic phenomena like...
Optimization potential of a real highway network: an empirical study (2002)
Knospe, Wolfgang, Santen, Ludger, Schadschneider, Andreas, Schreckenberg, Michael
Empirical observations and theoretical studies indicate that the overall travel-time of vehicles in a traffic network can be optimized by means of ramp metering control systems. Here, we present an...
Single-vehicle data of highway traffic: microscopic description of traffic phases (2002)
Knospe, Wolfgang, Santen, Ludger, Schadschneider, Andreas, Schreckenberg, Michael
We present a detailed analysis of single-vehicle data which sheds some light on the microscopic interaction of the vehicles. Besides the analysis of free flow and synchronized traffic the data sets...
Comment on `Garden of Eden states in traffic model revisited' (2002)
Schadschneider, Andreas, Schreckenberg, Michael
Recently, Huang and Lin suggested a combination of two successfull mean-field theories, the 2-cluster approximation and paradisical mean-field, for the Nagel-Schreckenberg cellular automaton model of...
Human behavior as origin of traffic phases (2001)
Knospe, Wolfgang, Santen, Ludger, Schadschneider, Andreas, Schreckenberg, Michael
It is shown that the desire for smooth and comfortable driving is directly responsible for the occurrence of complex spatio-temporal structures (``synchronized traffic'') in highway traffic. This...
Optimizing Traffic Lights in a Cellular Automaton Model for City Traffic (2001)
Brockfeld, Elmar, Barlovic, Robert, Schadschneider, Andreas, Schreckenberg, Michael
We study the impact of global traffic light control strategies in a recently proposed cellular automaton model for vehicular traffic in city networks. The model combines basic ideas of the...
A Microscopic Model for Packet Transport in the Internet (2001)
Huisinga, Torsten, Barlovic, Robert, Knospe, Wolfgang, Schadschneider, Andreas, Schreckenberg, Michael
A microscopic description of packet transport in the Internet by using a simple cellular automaton model is presented. A generalised exclusion process is introduced which allows to study travel times...
Random walk theory of jamming in a cellular automaton model for traffic flow (2001)
Barlovic, Robert, Schadschneider, Andreas, Schreckenberg, Michael
The jamming behavior of a single lane traffic model based on a cellular automaton approach is studied. Our investigations concentrate on the so-called VDR model which is a simple generalization of...
A multi-agent system for on-line simulations based on real-world data (2001)
Joachim Wahle, Michael Schreckenberg
In this paper we present and review a framework for online simulations and predictions which are based on the combination of real-world traffic data and a multi-agent traffic flow model. The agent...
A multi-agent system for on-line simulations based on real-world data (2001)
Joachim Wahle, Michael Schreckenberg
In this paper we present and review a framework for online simulations and predictions which are based on the combination of real-world traffic data and a multi-agent traffic flow model. The agent...
Michael Schreckenberg, Tim Meyer-könig, Hubert Klüpfel
The analysis of evacuation processes onboard passenger ships has attracted increasing interest over the last years. Especially the introduction of so called performance based requirements as stated...
Towards a realistic microscopic description of highway traffic (2000)
Knospe, Wolfgang, Santen, Ludger, Schadschneider, Andreas, Schreckenberg, Michael
Simple cellular automata models are able to reproduce the basic properties of highway traffic. The comparison with empirical data for microscopic quantities requires a more detailed description of...
Traffic Flow Models With 'slow-to-Start' Rules (1999)
Andreas Schadschneider, Michael Schreckenberg
We investigate two models for traffic flow with modified acceleration ('slow-to-start') rules. Even in the simplest case v max = 1 these rules break the 'particle-hole` symmetry of the...
Disorder Effects in Cellular Automata for Two-Lane Traffic (1999)
Wolfgang Knospe, Ludger Santen, Andreas Schadschneider, Michael Schreckenberg
For single-lane traffic models it is well known that particle disorder leads to platoon formation at low densities. Here we discuss the effect of slow cars in two-lane systems. Surprisingly, even a...
Cellular Automata Simulating Experimental Properties of Traffic Flows (1998)
Helbing, Dirk, Schreckenberg, Michael
A model for 1D traffic flow is developed, which is discrete in space and time. Like the cellular automaton model by Nagel and Schreckenberg [J. Phys. I France 2, 2221 (1992)], it is simple, fast, and...
Disorder effects in cellular automata for two-lane traffic (1998)
Knospe, Wolfgang, Santen, Ludger, Schadschneider, Andreas, Schreckenberg, Michael
For single-lane traffic models it is well known that particle disorder leads to platoon formation at low densities. Here we discuss the effect of slow cars in two-lane systems. Surprisingly, even a...
Garden of Eden states in traffic models (1998)
Schadschneider, Andreas, Schreckenberg, Michael
We investigate the allowed configurations in the stationary state of the cellular automaton model for single-lane traffic. It is found that certain states in the configuration space can not be...
Traffic flow models with 'slow-to-start' rules (1997)
Schadschneider, Andreas, Schreckenberg, Michael
We investigate two models for traffic flow with modified acceleration ('slow-to-start') rules. Even in the simplest case $v_{max}=1$ these rules break the 'particle-hole` symmetry of the model. We...
Car-Oriented Mean-Field Theory for Traffic Flow Models (1997)
Andreas Schadschneider, Michael Schreckenberg
We present a new analytical description of the cellular automaton model for singlelane traffic. In contrast to previous approaches we do not use the occupation number of sites as dynamical variable...
Car-oriented mean-field theory for traffic flow models (1996)
Schadschneider, Andreas, Schreckenberg, Michael
We present a new analytical description of the cellular automaton model for single-lane traffic. In contrast to previous approaches we do not use the occupation number of sites as dynamical variable...
Two Lane Traffic Simulations using Cellular Automata (1995)
Rickert, Marcus, Nagel, Kai, Schreckenberg, Michael, Latour, Andreas
We examine a simple two lane cellular automaton based upon the single lane CA introduced by Nagel and Schreckenberg. We point out important parameters defining the shape of the fundamental diagram....
Cellular Automata For Traffic Flow: Analytical Results (1995)
Schadschneider, Andreas, Schreckenberg, Michael
We use analytical methods to investigate cellular automata for traffic flow. Two different mean-field approaches are presented, which we call site-oriented and car-oriented, respectively. The...
A Probabilistic Cellular Automaton for Evolution (1995)
Rajewsky, Nikolaus, Schreckenberg, Michael
We study two variants of a binary model for Darwinian Coevolution in an ecosystem of interacting species based on a model recently proposed by Bak and Sneppen [1]. We present results from a computer...
A Probabilistic Cellular Automaton for Evolution (1995)
Rajewsky, Nikolaus, Schreckenberg, Michael
We study two variants of a binary model for Darwinian Coevolution in an ecosystem of interacting species based on a model recently proposed by Bak and Sneppen [1]. We present results from a computer...
A Probabilistic Cellular Automaton for Evolution (1995)
Rajewsky, Nikolaus, Schreckenberg, Michael
We study two variants of a binary model for Darwinian Coevolution in an ecosystem of interacting species based on a model recently proposed by Bak and Sneppen [1]. We present results from a computer...
AT ZU K OLN Report No. 94.172 DISCRETE STOCHASTIC MODELS FOR TRAFFIC FLOW by (1994)
Michael Schreckenberg, Andreas Schadschneider, Kai Nagel, Nobuyasu Ito, M. Schreckenberg, A. Schadschneider, ...
Discrete stochastic models for traffic flow
Discrete Stochastic Models For Traffic Flow (1994)
Michael Schreckenberg, Andreas Schadschneider, Kai Nagel, Nobuyasu Ito, M. Schreckenberg, A. Schadschneider, ...
We investigate a probabilistic cellular automaton model which has been introduced recently. This model describes single-lane traffic flow on a ring and generalizes the asymmetric exclusion process...
Garden of Eden states in traffic models (1993)
Andreas Schadschneider, Michael Schreckenberg
.<F3.733e+05> We investigate the allowed configurations in the stationary state of the cellular automaton model for single-lane traffic. It is found that certain states in the configuration...
A cellular automaton model for freeway traffic (1992)
Nagel, Kai, Schreckenberg, Michael
We introduce a stochastic discrete automaton model to freeway traffic. Monte-Carlo simulations of the model show a transition from laminar traffic flow to start-stop-waves with increasing vehicle...
A cellular automaton model for freeway traffic (1992)
Nagel, Kai, Schreckenberg, Michael
We introduce a stochastic discrete automaton model to freeway traffic. Monte-Carlo simulations of the model show a transition from laminar traffic flow to start-stop-waves with increasing vehicle...
A cellular automaton model for freeway traffic (1992)
Nagel, Kai, Schreckenberg, Michael
We introduce a stochastic discrete automaton model to freeway traffic. Monte-Carlo simulations of the model show a transition from laminar traffic flow to start-stop-waves with increasing vehicle...
Über Spingläser und Diffusion / (1985)
Thesis (doctoral)--Universität zu Köln, 1985.
Experiments and Simulations on Day-to-Day Route Choice-Behaviour
Reinhard Selten, Michael Schreckenberg, Thomas Pitz, Thorsten Chmura, Sebastian Kube
The paper reports laboratory experiments on a day-to-day route choice game with two routes. Subjects had to choose between a main road M and a side road S. The capacity was greater for the main road....