نتایج جستجو برای: travel distance

تعداد نتایج: 278219  

2014
Palma Chillón Derek Hales Amber Vaughn Ziya Gizlice Andy Ni Dianne S Ward

BACKGROUND Promoting daily routine physical activities, such as active travel to school, may have important health implications. Practitioners and policy makers must understand the variety of factors that influence whether or not a child uses active school travel. Several reviews have identified both inhibitors and promoters of active school travel, but few studies have combined these putative ...

2006
Junwei Zhao

Recent observations of helioseismic holography revealed that magnetic fields that are inclined relative to the line-of-sight direction could cause systematic variations in measured acoustic phase shifts (hereafter, “inclined magnetic field effect”), and that the presence of surface magnetic field may shift the phases and impair the coherence of acoustic waves (known as “showerglass effect”), th...

2017
Chuan Ding Sabyasachee Mishra Guangquan Lu Jiawen Yang Chao Liu

Concerns over transportation energy consumption and green-household gas (GHG) emissions have prompted a growing body of research into the influence of built environment on travel behavior. Studies on the relationship between land use and travel behavior are often at some aggregated spatial unit such as traffic analysis zone (TAZ), spatial issues occurs among individuals clustered within a zone ...

Journal: :Entropy 2016
Jiping Liu Yi Yang Shenghua Xu Yangyang Zhao Yong Wang Fuhao Zhang

Previous studies have demonstrated that non-Euclidean distance metrics can improve model fit in the geographically weighted regression (GWR) model. However, the GWR model often considers spatial nonstationarity and does not address variations in local temporal issues. Therefore, this paper explores a geographically temporal weighted regression (GTWR) approach that accounts for both spatial and ...

Journal: :international journal of transportation engineereing 2014
behnam amini mahmood javanmardi kouros mohammadian

residential location choice modeling is one of the areas in transportation planning that attempts to examine households location search behavior incorporating their trade-offs between housing quality, prices or rents, distance to work and other key factors. this brings up the need to come up with methods to logically allocate credible choice alternatives for individuals.this article attempts to...

2012
Michael Guerzhoy Aaron Hertzmann

This paper describes probability models for human travel, using latent factors learned from data. The latent factors represent interpretable properties: travel distance cost, desirability of destinations, and affinity between locations. Individuals are clustered into distinct styles of travel. The latent factors combine in a multiplicative manner, and are learned using Maximum Likelihood. The r...

2013
Ruth L. Steiner

The contents of this report reflect the views of the authors, who are responsible for the facts and the accuracy of the information presented herein. This document is disseminated under the sponsorship of the Department of Transportation University Transportation Centers Program in the interest of information exchange. The U.S. Government assumes no liability for the contents or use thereof. AB...

2017
Kelsey E Larson Stephanie A Valente Chirag Shah Rahul D Tendulkar Sheen Cherian Courtney Yanda Chao Tu Jessica Echle Stephen R Grobmyer

Purpose One benefit of intraoperative radiation therapy (IORT) is that it usually requires a single treatment, thus potentially eliminating distance as a barrier to receipt of whole breast irradiation. The aim of this study was to evaluate the distance traveled by IORT patients at our institution. Methods Our institutional prospective registry was used to identify IORT patients from 10/2011 t...

2007
D. C. Braun

We present time-distance analyses of several active regions and a region of quiet Sun observed with the Global Oscillation Network Group (GONG). Analyzing temporal correlations between the p-mode oscillation signal observed within the sunspots with the signals integrated within surrounding annuli, we connrm the recent nding of Duvall and his colleagues that travel times (+) for outward propagat...

2011
Ashwin Sabapathy Peter G. Flachsbart Sumeet Saksena

Rapid growth of the Information Technology (IT) sector in Bangalore, India, has transformed the city’s urban-industrial landscape since the liberalization of India’s economy in 1991. The city’s IT sector is closely integrated with a global system of production and caters largely to a global clientele. Apart from the impact of these developments on urban form, there are indications that they are...

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