Search Results - "Fountas, Grigorios"

The impact of COVID-19 on future public transport use in Scotland by Downey, Lucy, Fonzone, Achille, Fountas, Grigorios, Semple, Torran

“…•Post COVID-19, a third of Scottish residents expect to use public transport less.•A random parameter bivariate probit model was estimated to analyse survey…”
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An exploratory empirical analysis of willingness to pay for and use flying cars by Eker, Ugur, Fountas, Grigorios, Anastasopoulos, Panagiotis Ch

“…From the early years of aviation, flying cars have constituted an appealing topic for science-fiction scenarios. Currently, recent technological developments…”
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Analysis of stationary and dynamic factors affecting highway accident occurrence: A dynamic correlated grouped random parameters binary logit approach by Fountas, Grigorios, Sarwar, Md Tawfiq, Anastasopoulos, Panagiotis Ch, Blatt, Alan, Majka, Kevin

“…•Pre-crash stationary and dynamic factors of accident occurrence are investigated.•A dynamic correlated grouped random parameters binary logit approach is…”
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The effects of driver fatigue, gender, and distracted driving on perceived and observed aggressive driving behavior: A correlated grouped random parameters bivariate probit approach by Fountas, Grigorios, Pantangi, Sarvani Sonduru, Hulme, Kevin F., Anastasopoulos, Panagiotis Ch

“…•Perceived and observed aggressive driving behavior are simultaneously studied.•The study accounts for the effects of driver fatigue, distraction and…”
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Demographic and behavioural factors affecting public support for pedestrianisation in city centres: The case of Edinburgh, UK by Torran Semple, Grigorios Fountas

“…This paper provides an integrated analytical framework to investigate the demographic and behavioural factors that significantly influence public support for…”
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An exploratory investigation of public perceptions towards safety and security from the future use of flying cars in the United States by Eker, Ugur, Ahmed, Sheikh Shahriar, Fountas, Grigorios, Anastasopoulos, Panagiotis Ch

“…•Perceptions about the safety and security implications of flying cars were analyzed.•An online survey of 584 individuals from the United States was…”
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An exploratory investigation of public perceptions towards key benefits and concerns from the future use of flying cars by Eker, Ugur, Fountas, Grigorios, Anastasopoulos, Panagiotis Ch, Still, Stephen E.

“…•Public perceptions towards the future use of flying cars are investigated.•Individuals’ perceived benefits and concerns were obtained through a web-based…”
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Solar-Powered Active Road Studs and Highway Infrastructure: Effect on Vehicle Speeds by Llewellyn, Richard, Cowie, Jonathan, Fountas, Grigorios

“…Vehicle speeds have a direct relationship with the severity of road crashes and may influence their probability of occurrence. Solar-powered active road studs…”
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Amending the heston stochastic volatility model to forecast local motor vehicle crash rates: A case study of Washington, D.C by Shannon, Darren, Fountas, Grigorios

“…•We present the case of using Stochastic Volatility modelling in Transportation Safety.•We extend the Heston model to forecast non-seasonal crash rates in…”
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Effective Trigger Speeds for Vehicle Activated Signs on 20 mph Roads in Rural Areas by Olowosegun, Adebola, Fountas, Grigorios, Davis, Adrian

“…This paper aims to offer novel empirical evidence as to the identification of the most effective Trigger Speeds (TS) for Vehicle-Activated Signs (VAS) in rural…”
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Assessing the Impact of 20 mph Speed Limits on Vehicle Speeds in Rural Areas: The Case of the Scottish Borders by Olowosegun, Adebola, Fountas, Grigorios, Davis, Adrian

“…This paper aims at delivering new empirical evidence as to the effectiveness of 20 mph speed limits in rural areas. For this purpose, speed and traffic data…”
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The Anticipated Use of Public Transport in the Post-Pandemic Era: Insights from an Academic Community in Thessaloniki, Greece by Tsavdari, Despoina, Klimi, Vasileia, Georgiadis, Georgios, Fountas, Grigorios, Basbas, Socrates

“…This paper investigates how the travel behavior relating to Public Transport (PT) changed during the COVID-19 pandemic, and which are the expectations about…”
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Assessing School Travel Safety in Scotland: An Empirical Analysis of Injury Severities for Accidents in the School Commute by Fountas, Grigorios, Olowosegun, Adebola, Basbas, Socrates

“…School travel has been a significant source of safety concerns for children, parents, and public authorities. It will continue to be a source of concerns as…”
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A preliminary investigation of the effectiveness of high visibility enforcement programs using naturalistic driving study data: A grouped random parameters approach by Pantangi, Sarvani Sonduru, Fountas, Grigorios, Sarwar, Md Tawfiq, Anastasopoulos, Panagiotis Ch, Blatt, Alan, Majka, Kevin, Pierowicz, John, Mohan, Satish B.

“…•The effectiveness of High Visibility Enforcement (HVE) programs is investigated.•Novel metrics for speeding and tailgating are developed and analyzed.•Grouped…”
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Risk assessment of pedestrian red-light violation behavior using surrogate safety measures: Influence of human, road, vehicle, and environmental factors by Sheykhfard, Abbas, Haghighi, Farshidreza, Kavianpour, Shahrbanoo, Das, Subasish, Farahani, Parsa Soleyman, Fountas, Grigorios

“…Pedestrian red-light violation is one of the crucial causes of pedestrian crashes at urban intersections, which cause considerable injuries and casualties to…”
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Assessing the risk of pedestrian crossing behavior on suburban roads using structural equation model by Shahrbanoo Kavianpour, Farshidreza Haghighi, Abbas Sheykhfard, Subasish Das, Grigorios Fountas, Mohammad Mehdi Oshanreh

“…While pedestrian crashes on suburban roads have received more attention over recent years, the role of pedestrian crossing risk in areas adjacent to pedestrian…”
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The Flying Car—Challenges and Strategies Toward Future Adoption by Ahmed, Sheikh Shahriar, Hulme, Kevin F., Fountas, Grigorios, Eker, Ugur, Benedyk, Irina V., Still, Stephen E., Anastasopoulos, Panagiotis Ch

“…In recent years, our surface transportation infrastructure is suffering from overuse, extreme traffic congestion, and roadway disrepair. Instead of following…”
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An empirical analysis of the factors influencing Scottish residents’ compliance with COVID-19 travel restrictions by Semple, Torran, Fonzone, Achille, Fountas, Grigorios, Downey, Lucy

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Survey data on public perceptions towards flying cars and flying taxi services by Eker, Ugur, Fountas, Grigorios, Ahmed, Sheikh Shahriar, Anastasopoulos, Panagiotis Ch

“…An online survey was conducted to evaluate public perceptions towards an emerging transportation technology, namely the flying car, which is expected to join…”
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A random thresholds random parameters hierarchical ordered probit analysis of highway accident injury-severities by Fountas, Grigorios, Anastasopoulos, Panagiotis Ch

“…•Single-vehicle accident injury-severities are modeled in an ordered probit setting.•We estimate a random thresholds random parameters hierarchical ordered…”
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