Dana L Hawthorne, Lisa J Neilson, Lesley A Macaskill, Jonathan M H Luk, Erica J Horner, Colleen A Parks, Marina I Salvadori, Jamie A Seabrook, Paula D N Dworatzek
Parental Reports of Lunch-Packing Behaviours Lack Accuracy: Reported Barriers and Facilitators to Packing School Lunches
Canadian journal of dietetic practice and research : a publication of Dietitians of Canada = Revue canadienne de la pratique et de la recherche en dietetique : une publication des Dietetistes du Canada
vulnerable road users vrus pedestrians bicyclists higher risk involved crashes motor vehicles crashes involving vrus also likely result severe injuries fatalities signalized intersections major safety concern vrus due complex dynamics emphasizing need understand road users interact motor vehicles deploy evidencebased safety countermeasures given infrequency vrurelated crashes identifying conflicts vrus motorized vehicles surrogate safety indicators offers alternative approach automatically detecting conflicts using videobased system crucial step developing smart infrastructure enhance vru safety however research required enhance reliability accuracy building upon study conducted pennsylvania department transportation penndot utilized videobased event monitoring system assess vru motor vehicle interactions fifteen signalized intersections pennsylvania research aims evaluate reliability automatically generated surrogates predicting confirmed conflicts without human supervision employing advanced datadriven models logistic regression treebased algorithms surrogate data used analysis includes automatically collectable variables vehicular vru speeds movements postencroachment time addition manually collected variables like signal states lighting weather conditions address data scarcity challenges synthetic data augmentation techniques used balance dataset enhance model robustness findings highlight varying importance impact specific surrogates predicting true conflicts surrogates proving informative others additionally research examines distinctions significant variables identifying bicycle pedestrian conflicts findings assist transportation agencies collect right types data help prioritize infrastructure investments bike lanes crosswalks evaluate effectiveness