Amy Tan, Harry Timmermans, Bauke De Vries
Abstract. We discuss here on how to employ virtual reality in setting up interactive computer experiments as a means to probe the attitudes, motivations, reasoning and principles underlying travel...
The Built Environment and Health: Introducing Individual Space-Time Behavior (2009)
Dick Saarloos, Jae-Eun Kim, Harry Timmermans
Many studies have examined the relationship between the built environment and health. Yet, the question of how and why the environment influences health behavior remains largely unexplored. As health...
Theo Arentze, Harry Timmermans, Frank Hofman, Nelly Kalfs
Recent policy changes and methodological advances have led to new modeling approaches of increasing complexity in transportation research. Some of these approaches require new kinds of data....
approaches to old problems (2008)
Harry Timmermans, Theo Arentze, Chang-hyeon Joh, Harry Timmermans, Theo Arentze, Chang-hyeon Joh
Abstract: Time geography had led geographers to analyse and model activity-travel patterns since the 1970s. The notion that activity-travel patterns are highly constrained has been frequently used in...
The Sensitivity Of Activity-Based Models Of Travel Demand: Results In The Case Of Albatross (2008)
The concept of activity-based mode s was introduced as an a ternative to existing trip-based and tour-based mode s a few decades ago. Potentia y, activity-based mode s are ab e to predict individua...
Theo ARENTZ, Harry Timmermans, T. Arentze, H. Timmermans
As an alternative to utility-maximizing nested-logit models, Al atross uses decision trees to predict the activity-scheduling decisions of individuals and households. The decision trees are derived...
Han, Q., Arentze, T., TIMMERMANS, Harry, JANSSENS, Davy, WETS, Geert
This paper develops a framework for modelling the dynamic formation of location choicesets. The proposed framework integrates three key concepts, namely aspiration, activation and expected utility....
Design of Stated Adaptation Experiments: Discussion of Some Issues and Experiences (2008)
VAN BLADEL, Kelly, BELLEMANS, Tom, JANSSENS, Davy, WETS, Geert, Nijland, L., Arentze, T., ...
Stated preference experiments have become commonly used methods of data collection in transportation research and the increasing importance of individual choice processes in travel behaviour research...
Modeling individuals' cognitive and affective responses in spatial learning behavior (2008)
Han, Q., Arentze, T., TIMMERMANS, Harry, JANSSENS, Davy, WETS, Geert
Activity-based analysis has slowly shifted gear from analysis of daily activity patterns to analysis and modeling of dynamic activity-travel patterns. In this paper, we describe a dynamic model that...
Davy Janssens, Geert Wets, Tom Brijs, Koen Vanhoof, Harry Timmermans
Capturing behavioral principles within the context of activity-based travel patterns is of vital importance to build adequate transportation planning models. Of course, there is no solitarily model...
We introduce the outline of a multi-agent model that can be used for visualizing simulated user behavior to support the assessment of design performance. We will consider various performance...
Schwanen, T., Ettema, D.F., Timmermans, Harry
While many studies have been conducted about the allocation of household duties within households, little is known about the impact of land use and accessibility on the distribution of out-of- home...
Ettema, D.F., Schwanen, T., Timmermans, Harry
This paper investigates the role of location factors in task and time allocation at the household level. It is hypothesized that, if time constraints are less binding as a result of living in an...
Fitting S-shaped activity utility functions based on stated-preference data (2006)
VAN BLADEL, Kelly, BELLEMANS, Tom, WETS, Geert, Arentze, T., TIMMERMANS, Harry
The theory of the S-shaped utility functions that was developed by Joh et al. (2003) within the framework of their activity-based transport demand model Aurora, will be used in the present research...
Modeling short-term dynamics in activity-travel patterns: from aurora to feathers (2006)
Arentze, T., TIMMERMANS, Harry, JANSSENS, Davy
Most operational models of activity-travel demand , including nested logit models (e.g., Vovsha et al.2004), Cemdap (Bhat et al. 2004), Famos (Pendyala et al.2005) and Albatross (Arentze and...
JANSSENS, Davy, WETS, Geert, BRIJS, Tom, VANHOOF, Koen, Arentze, T., TIMMERMANS, Harry
Several activity-based transportation models are now becoming operational and are entering the stage of application for the modelling of travel demand. Some of these models use decision rules to...
Behavioural change in activity-travel patterns in response to road user charging (2006)
Keuleers, B., Chow, V., Thorpe, N., TIMMERMANS, Harry, WETS, Geert
The problem of traffic congestion and associated externalities has become a major focus of transport policies in recent years. Legislation has been passed recently in the United Kingdom to empower...
Fitting S-shaped activity utility functions based on stated-preference data (2006)
VAN BLADEL, Kelly, BELLEMANS, Tom, WETS, Geert, Arentze, T., TIMMERMANS, Harry
The theory of the S-shaped utility functions that was developed by Joh et al. (2003) within the framework of their activity-based transport demand model Aurora, will be used in the present research...
Modeling short-term dynamics in activity-travel patterns: from aurora to feathers (2006)
Arentze, T., TIMMERMANS, Harry, JANSSENS, Davy
Most operational models of activity-travel demand , including nested logit models (e.g., Vovsha et al.2004), Cemdap (Bhat et al. 2004), Famos (Pendyala et al.2005) and Albatross (Arentze and...
JANSSENS, Davy, WETS, Geert, BRIJS, Tom, VANHOOF, Koen, Arentze, T., TIMMERMANS, Harry
Several activity-based transportation models are now becoming operational and are entering the stage of application for the modelling of travel demand. Some of these models use decision rules to...
Behavioural change in activity-travel patterns in response to road user charging (2006)
KEULEERS, Bertold, Chow, V., Thorpe, N., TIMMERMANS, Harry, WETS, Geert
The problem of traffic congestion and associated externalities has become a major focus of transport policies in recent years. Legislation has been passed recently in the United Kingdom to empower...
Environment and Planning B: Planning and Design advance online publication (2006)
doi:10.1068/b3396 Cut-off models for the `go-home ' decision of pedestrians in shopping streets
Grace, Debra Ann, O'Cass, Aron, Harry Timmermans
This study explores the extent to which repatronage intentions of retail stores are affected by perceived value for money, customer satisfaction and consumption feelings. In addition, we examine the...
The impact of simplification in a sequential rule-based model of activity-scheduling behavior (2005)
Arentze, TA, MOONS, Elke, AERTS, Marc, TIMMERMANS, Harry, WETS, Geert
The aim of this paper is to gain a better understanding of the impact of simplification on a sequential model of activity-scheduling behavior which uses feature-selection methods. To that effect, the...
The impact of simplification in a sequential rule-based model of activity-scheduling behavior (2005)
MOONS, Elke, WETS, Geert, AERTS, Marc, Arentze, TA, TIMMERMANS, Harry
The aim of this paper is to gain a better understanding of the impact of simplification on a sequential model of activity-scheduling behavior which uses feature-selection methods. To that effect, the...
Dick Ettema, Kor De Jong, Harry Timmermans, Aldrik Bakema
Abstract: It is increasingly recognised that land use change processes are the outcome of decisions made by individual actors, such as land owners, authorities, firms and households. In order to...
JANSSENS, Davy, WETS, Geert, BRIJS, Tom, VANHOOF, Koen, TIMMERMANS, Harry, Arentze, T
Several activity-based models are now becoming operational and are entering the stage of application in transport planning. Some of these models use a set of decision trees to support decision making...
JANSSENS, Davy, WETS, Geert, BRIJS, Tom, VANHOOF, Koen, Arentze, T, TIMMERMANS, Harry
Several activity-based models are now becoming operational and are entering the stage of application in transport planning. Some of these models use a set of decision trees to support decision making...
Web retailing adoption: exploring the nature of internet users web retailing behaviour (2002)
O'Cass, Aron, Fenech, Tino Oresti, Harry Timmermans
The interaction of consumers and marketers within the Web environment, particularly for retailing/purchasing is a growing area of importance. This paper focuses on examining Internet users adoption...
KEULEERS, Bertold, WETS, Geert, TIMMERMANS, Harry, VANHOOF, Koen, Arentze, T
The question of identifying temporal patterns in activity diary data has received only scant attention in the transportation literature, but interest is rapidly increasing. Most of the existing...
KEULEERS, Bertold, WETS, Geert, TIMMERMANS, Harry, VANHOOF, Koen, Arentze, T
The question of identifying temporal patterns in activity diary data has received only scant attention in the transportation literature, but interest is rapidly increasing. Most of the existing...
Arentze, T, WETS, Geert, KEULEERS, Bertold, TIMMERMANS, Harry
Activity-based analysis in transportation demand forecasting is one of the most promising approaches in current transportation modeling. Travel decisions are understood as the outcome of underlying...
Arentze, T, WETS, Geert, KEULEERS, Bertold, TIMMERMANS, Harry
Activity-based analysis in transportation demand forecasting is one of the most promising approaches in current transportation modeling. Travel decisions are understood as the outcome of underlying...
Using decision tree induction systems for modeling space-time behavior (2000)
Arentze, TA, Hofman, F, Van Mourik, H, TIMMERMANS, Harry, WETS, Geert
Discrete choice models are commonly used to predict individuals' activity and travel choices either separately or simultaneously in activity scheduling models. This paper investigates the...
Using decision tree induction systems for modeling space-time behavior (2000)
Arentze, TA, Hofman, F, Van Mourik, H, TIMMERMANS, Harry, WETS, Geert
Discrete choice models are commonly used to predict individuals' activity and travel choices either separately or simultaneously in activity scheduling models. This paper investigates the...
Investigating consumers' tendency to combine multiple shopping purposes and destinations (1998)
Dellaert, Benedict, Arentze, Theo, Bierlaire, Michel, Borgers, Alois, Timmermans, Harry
Extracting Complete And Consistent Knowledge Patterns From Data (1998)
Geert Wets, G. Wets, Jan Vanthienen, Christophe Mues, Harry Timmermans, Christophe Mues, ...
In this paper, it is shown how extracted patterns from data can be verified using decision tables (DTs). It is demonstrated how a complete and consistent decision table can be automatically modelled...
Helping Countries Combat Corruption: Progress at the World Bank since (1997)
Davy Janssens, Geert Wets, Tom Brijs, Koen Vanhoof, Theo Arentze, ...
* corresponding author
Locational choice modelling using fuzzy decision tables (1996)
WETS, Geert, Witlox, Frank, Timmermans, Harry, Vanthienen, Jan
Choice modeling by means of fuzzy decision tables (1996)
WETS, Geert, Witlox, Frank, Timmermans, Harry, Vanthienen, Jan
Locational choice modelling using fuzzy decision tables (1996)
WETS, Geert, Witlox, Frank, Timmermans, Harry, Vanthienen, Jan
Choice modeling by means of fuzzy decision tables (1996)
WETS, Geert, Witlox, Frank, Timmermans, Harry, Vanthienen, Jan
PUMA - a multi-agent model of urban systems
Dick Ettema, Aldrik Bakema, Harry Timmermans
It is increasingly recognised that land use change processes are the outcome of decisions made by individual actors, such as land owners, authorities, firms and households. As multi-agent models...
Dick Ettema, Tim Schwanen, Harry Timmermans
This paper investigates the role of location factors in task and time allocation at the household level. It is hypothesized that, if time constraints are less binding as a result of living in an...
Caspar Chorus, Theo Arentze, Harry Timmermans
Travel information, Travel choice quality, Structural equation model,
Changing the timing of activities in resolving Scheduling Conflicts
Following the growing interest in the characterisation and modelling of activity scheduling and re-scheduling behaviour, this paper reports the results of a study on the resolution of activity...
Integrating Bayesian networks and decision trees in a sequential rule-based transportation model
Janssens, Davy, Wets, Geert, Brijs, Tom, Vanhoof, Koen, Arentze, Theo, Timmermans, Harry
Consumer choice of shopping centre: an information integration approach
Timmermans H. (1982) Consumer choice of shopping centre: an information integration approach, Reg. Studies 16, 171--82. This paper is concerned with the relationships between the physical attributes...
More gray hair—but for whom? Scenario-based simulations of elderly activity travel patterns in 2020
Theo Arentze, Harry Timmermans, Peter Jorritsma, Arnout Schoemakers
Aging society, Economic change, Scenario analysis, Albatross, Activity-travel patterns,
Arentze, Theo, Hofman, Frank, Timmermans, Harry
This paper reports the estimation of several discrete choice models describing reactions of individuals to congestion pricing scenarios. The models were estimated on data obtained in a stated...
Time allocation in urban and transport settings: an international, inter-urban perspective
Timmermans, Harry, Van Der Waerden, Peter, Alves, Mario, Polak, John, Ellis, Scott, Harvey, Andrew S., ...
This paper reports the findings of analyses, conducted to identify regularities and differences underlying various aspects of activity-travel patterns across a set of cities, regions in the world....
Arentze, Theo, Timmermans, Harry
Rule-based models, such as decision trees, are ideally suited to represent discontinuous effects of independent variables on discrete choice behavior in transport or spatial systems. At the same...
Modeling traveler choice behavior using the concepts of relative utility and relative interest
Zhang, Junyi, Timmermans, Harry, Borgers, Aloys, Wang, Donggen
Individual choice behavior usually involves a complex decision-making process, and is often context-dependent reflecting the influence of choice environment and the fact that the individual has...
Activity pattern similarity: a multidimensional sequence alignment method
Joh, Chang-Hyeon, Arentze, Theo, Hofman, Frank, Timmermans, Harry
Timmermans, Harry, Van Der Hagen, Xavier, Borgers, Aloys
Revitalisation processes in Western inner-cities and the construction of large-scale shopping malls in developing countries and countries with substantial economic growth require the development of...
Changing the duration of activities in resolving scheduling conflicts
Ruiz, Tomás, Timmermans, Harry
There is a growing interest in the characterization and modelling of activity scheduling and re-scheduling behaviour. In this paper, a specific aspect of that research stream is studied: the...
Krygsman, Stephan, Arentze, Theo, Timmermans, Harry
It is generally assumed that the choice of transport mode and the choice of including intermediate activities on a work tour are interrelated, but little is known about the nature of the causal...
Ettema, Dick, Tamminga, Guus, Timmermans, Harry, Arentze, Theo
Existing microscopic traffic models have often neglected departure time change as a possible response to congestion. In addition, they lack a formal model of how travellers base their daily travel...
A stated choice approach to developing multi-faceted models of activity behavior
Wang, Donggen, Borgers, Aloys, Oppewal, Harmen, Timmermans, Harry
Most existing activity-based models have been developed from revealed preference data. This paper introduces an approach to developing activity-based models from stated preference data. We focus on...
RAMBLAS: a regional planning model based on the microsimulation of daily activity travel patterns
Jan Veldhuisen, Harry Timmermans, Loek Kapoen
In this paper we report on the development of a microsimulation model of daily activity patterns in the context of a regional planning model. One of the aims of the simulation model is to predict...
Pairwise conjoint analysis of activity engagement choice
Donggen Wang, Harmen Oppewal, Harry Timmermans
Information overload is a well-known problem of conjoint choice models when respondents have to evaluate a large number of attributes and/or attribute levels. In this paper we develop an alternative...
Danielle Snellen, Aloys Borgers, Harry Timmermans
The question of whether characteristics of urban form influence travel behaviour has a long tradition in transportation and urban planning. Positive evidence has been found, however, that serious...
Measuring bifurcation points in choice behavior: principles and illustration
Donggen Wang, Jiukun Li, Harry Timmermans
This paper suggests a new stated adaptation response format to measure bifurcation points in choice behavior. The method assumes that individuals attach bifurcation points to critical attributes...
Tim Schwanen, Dick Ettema, Harry Timmermans
While many studies have been conducted about the allocation of household duties within households, little is known about the impact of land use and accessibility on the distribution of out-of-home...
Modeling the formation of activity agendas using reactive agents
Theo Arentze, Harry Timmermans
The scheduling of daily activities requires decisions to be made on which activities to conduct, where, when, for how long, and the transport mode involved. In a common conceptualization of the...
Evaluating design alternatives using conjoint experiments in virtual reality
Jan Dijkstra, Jos Van Leeuwen, Harry Timmermans
In this paper the authors describe the design of an experiment based on conjoint measurement that explores the possibility of using the Internet to evaluate design alternatives. These design...
Theo Arentze, Harry Timmermans
We propose a multiagent model in which developers and suppliers negotiate and generate proposals for developing a site, given multiple candidate locations in an urban area. In the model, the...
A multiagent model for alternative plan generation
Dick Saarloos, Theo Arentze, Aloys Borgers, Harry Timmermans
The utilization of multiagent technology for urban planning purposes has already received much attention with regard to predicting and evaluating the effects of different policy scenarios and plan...
Cut-off models for the ‘go-home’ decision of pedestrians in shopping streets
Many behavioral and nonbehavioral models have been proposed to model pedestrian behavior. Among these, pedestrians’ decision processes have not been explicitly modeled. Utility-maximizing models...
Social networks, social interactions, and activity-travel behavior: a framework for microsimulation
Theo Arentze, Harry Timmermans
We argue that the social networks and activity-travel patterns of people interact and coevolve over time. Through social interaction, people exchange information about activity-travel choice...
Arentze, Theo, Timmermans, Harry
In this study we propose and apply a Bayesian-network model to predict and analyse the factors that influence activity-travel sequences that are triggered by social-cultural events. The study is...
The Built Environment and Health: Introducing Individual Space-Time Behavior
Saarloos, Dick, Kim, Jae-Eun, Timmermans, Harry
Many studies have examined the relationship between the built environment and health. Yet, the question of how and why the environment influences health behavior remains largely unexplored. As health...
Behavioural Change in Activity-Travel Patterns in Response to Road User Charging
Bertold Keuleers, Vincent Chow, Neil Thorpe, Harry Timmermans, Geert Wets
The problem of traffic congestion and associated externalities has become a major focus of transport policies in recent years. Legislation has been passed recently in the United Kingdom to empower...
Cynthia Chen, Jason Chen, Harry Timmermans
Most of the existing literature on residential location choice is cross-sectional and assumes no history effect in people’s residential location preferences. However, human beings are constantly...