نتایج جستجو برای: accessibility and transportation

تعداد نتایج: 16836553  

2017
Yi No Chen Michelle M Schmitz Florina Serbanescu Michelle M Dynes Godson Maro Michael R Kramer

BACKGROUND Access to transportation is vital to reducing the travel time to emergency obstetric and neonatal care (EmONC) for managing complications and preventing adverse maternal and neonatal outcomes. This study examines the distribution of travel times to EmONC in Kigoma Region, Tanzania, using various transportation schemes, to estimate the proportion of live births (a proxy indicator of w...

2012
Paul L Delamater Joseph P Messina Ashton M Shortridge Sue C Grady

BACKGROUND Inequalities in geographic access to health care result from the configuration of facilities, population distribution, and the transportation infrastructure. In recent accessibility studies, the traditional distance measure (Euclidean) has been replaced with more plausible measures such as travel distance or time. Both network and raster-based methods are often utilized for estimatin...

2017
Dimitris Milakis Dimitrios Efthymiou Constantinos Antoniou

In this study, the possible causal links between the built environment, travel attitudes and travel behaviour of people that have moved between totally different urban and transportation contexts were investigated. A quasi-longitudinal design was developed to collect data about the perceived neighbourhood characteristics, neighbourhood preferences, travel attitudes and changes in car, walking a...

2007
Suling Yang Alan K. Mackworth

As human beings age, their physical abilities degrade. The proportion of population using wheelchairs increases sharply with age [1]. As the number of the elderly increases, the population of wheelchair users is very significant and increasing dramatically. Thus, finding accessible wheelchair routes is an important problem. Wheelchair users would like to find a path quickly and know the estimat...

2016
Vincent Chakour

We studied transit ridership from the perspective of the transit provider, with the objective of quantifying the influence of transit system operational attributes, transportation system infrastructure attributes and built environment attributes on the disaggregate stop level boardings and alightings by time of day for the bus transit system in the Montreal region. A Composite Marginal Likeliho...

2009
Y. Duvarci S. Mizokami

Today, the preferences and participation of the TD groups such as the elderly and disabled is still lacking in decision-making of transportation planning, and their reactions to certain type of policies are not well known. Thus, a clear methodology is needed. This study aimed to develop a method to extract the preferences of the disabled to be used in the policy-making stage that can also guide...

2017
Dimitris Milakis Dimitrios Efthymiou Constantinos Antoniou

In this study, the possible causal links between the built environment, travel attitudes and travel behaviour of people that have moved between totally different urban and transportation contexts were investigated. A quasi-longitudinal design was developed to collect data about the perceived neighbourhood characteristics, neighbourhood preferences, travel attitudes and changes in car, walking a...

2004
Mei-Po Kwan Jon M. Speigle Reginald G. Golledge

The objective of the paper is to discuss the development of an alternative representation of the transportation network using object-oriented GIS. This representation is important for the supply side of transportation planning and modeling. Object-orientation provides a way of solving the problem in a planar network for routing. It can facilitate the calculation of detailed network characterist...

2012
Andrew Owen Paul Anderson David Levinson

e factors in uencing commute mode choice are a subject of ongoing research and policy. Existing literature explores a wide range of factors which may in uence mode choice; many of these focus on demographic factors as well as user preferences and perception, thereby highlighting the unique characteristics of each mode. is analysis hypothesizes that mode share at the origin, an aggregate expre...

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