Articles with "travel times" as a keyword



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Time to leave: an analysis of travel times during the approach and landfall of Hurricane Irma

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Published in 2020 at "Natural Hazards"

DOI: 10.1007/s11069-020-04093-7

Abstract: Hurricane Irma caused widespread evacuation activity across Florida and some of its neighboring states in September of 2017. The researchers gathered estimated travel times from the Google Distance Matrix API over about a month to… read more here.

Keywords: time; travel; travel times; evacuation ... See more keywords
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Accuracy and bias of subjective travel time estimates

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Published in 2018 at "Transportation"

DOI: 10.1007/s11116-016-9757-8

Abstract: Travel time is the main factor affecting individuals’ travel-related decisions. Understanding the way people experience and estimate travel time is critical for a better insight regarding travel behavior and consequently for planning transport projects and… read more here.

Keywords: trip; time; travel; travel times ... See more keywords

Modelling traffic flows and estimating road travel times in transportation network under dynamic disturbances

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Published in 2019 at "Transportation"

DOI: 10.1007/s11116-019-09997-3

Abstract: Traffic congestion is a common phenomenon in road transportation networks, especially during peak hours. More accurate prediction of dynamic traffic flows is very important for traffic control and management. However, disturbances caused by the time-varying… read more here.

Keywords: travel times; transportation; rlwr rsm; traffic flows ... See more keywords

Travel Times for Screening Mammography: Impact of Geographic Expansion by a Large Academic Health System.

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Published in 2017 at "Academic radiology"

DOI: 10.1016/j.acra.2017.03.010

Abstract: RATIONALE AND OBJECTIVES This study aims to assess the impact of off-campus facility expansion by a large academic health system on patient travel times for screening mammography. MATERIALS AND METHODS Screening mammograms performed from 2013… read more here.

Keywords: expansion; travel; mammography; travel times ... See more keywords

A travel time matrix data set for the Helsinki region 2023 that is sensitive to time, mode and interpersonal differences, and uses open data and novel open-source software

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Published in 2024 at "Scientific Data"

DOI: 10.1038/s41597-024-03689-z

Abstract: Travel times between different locations form the basis for most contemporary measures of spatial accessibility. Travel times allow to estimate the potential for interaction between people and places, and is therefore a vital measure for… read more here.

Keywords: time matrix; travel times; time; travel ... See more keywords

Where should we go - Estimating travel times for modelling accessibility to 24-hour emergency departments in Canada

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Published in 2024 at "Scientific Data"

DOI: 10.1038/s41597-024-03691-5

Abstract: Estimating travel time to 24-hour emergency services is an important component to modelling accessibility of health services, particularly for rural areas. However, methods used to estimate travel time vary significantly, are not representative of the… read more here.

Keywords: hour emergency; travel times; estimating travel; emergency ... See more keywords

Quantification of variability of valid travel times with FMMs for buses, passenger cars, and taxis

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Published in 2017 at "Iet Intelligent Transport Systems"

DOI: 10.1049/iet-its.2016.0017

Abstract: Quantifying travel time variability (TTV) of buses, passenger cars, and taxis helps individuals understand the reliability of their trips. However, invalid travel time data compromises the accuracy of quantifying the variability of valid travel times.… read more here.

Keywords: valid travel; variability valid; travel; travel times ... See more keywords

Accelerated 2-D Real-Time Refraction-Corrected Transcranial Ultrasound Imaging

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Published in 2022 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"

DOI: 10.1109/tuffc.2022.3189600

Abstract: In a recent study, we proposed a technique to correct aberration caused by the skull and reconstruct a transcranial B-mode image with a refraction-corrected synthetic aperture imaging (SAI) scheme. Given a sound speed map, the… read more here.

Keywords: imaging; refraction; real time; travel times ... See more keywords

A hybrid approach to compute seismic travel times in three‐dimensional tetrahedral meshes

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Published in 2020 at "Geophysical Prospecting"

DOI: 10.1111/1365-2478.12930

Abstract: ABSTRACT We propose an optimized method to compute travel times for seismic inversion problems. It is a hybrid method combining several approaches to deal with travel time computation accuracy in unstructured meshes based on tetrahedral… read more here.

Keywords: compute; method; travel; travel times ... See more keywords

Travel time predictions: should one model speeds or travel times?

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Published in 2018 at "European Transport Research Review"

DOI: 10.1186/s12544-018-0315-7

Abstract: PurposeTravel time predictions are of importance for individual trip planning as well as for logistics applications. Since travel time and travel speed have a one-one correspondence, the modeller has the choice to model travel times… read more here.

Keywords: time predictions; time; model; travel ... See more keywords

Effects of shallow-layer reverberation on measurement of teleseismic P-wave travel times for ocean bottom seismograph data

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Published in 2017 at "Earth, Planets and Space"

DOI: 10.1186/s40623-017-0626-2

Abstract: We conducted synthetic experiments to evaluate the effects of shallow-layer reverberation in oceanic regions on P-wave travel times measured by waveform cross-correlation. Time shift due to waveform distortion by the reverberation was estimated as a… read more here.

Keywords: shallow layer; wave travel; layer reverberation; travel times ... See more keywords