Articles tagged with Traffic Flow
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Researchers developed a method to compute optimal traffic light settings for urban intersections by applying traffic flow conservation laws on networks. The approach uses partial outer convexification, splitting the problem into two stages: nonlinear dynamic optimization and linear mixed-integer programming.
A recent study demonstrates the potential of deep reinforcement learning in optimizing traffic signal timing, reducing average delay by 14% and vehicle waiting time by 13 seconds.
Recent studies from the University of Missouri found that Diverging Diamond Interchanges decrease overall crashes by more than 50 percent nationwide. Additionally, fatal and injury crashes decreased by over 70 percent, proving these innovative designs are efficient, effective, and life-saving.
Researchers propose a system where high-tech vehicles communicate with each other to maintain safe distances and speed up traffic flow. By removing traffic lights, they create a more efficient system that allows for consistent flow at an optimal middle speed.
A study by the American Academy of Orthopaedic Surgeons reveals that 78% of US adults consider distracted walking a serious issue, yet only 29% admit to themselves. Common behaviors include talking on phones, listening to music, and using smartphones while walking.
A team of UT Arlington Computer Science and Engineering students won the NTx Apps Challenge with a smart traffic light network that analyzes traffic conditions in real time. The GridLock system enhances traffic flow, reducing congestion and jams.
A new methodology has been developed to monitor traffic flow by applying curve statistics to analyze traffic data, enabling the detection of changes in traffic patterns. The results reveal that holiday periods and shopping hours have a significant impact on traffic flow.
Researchers designed algorithms that reflect termite behavior, enabling robots to build complex structures without detailed plans. The robots use simple cues from their environment and each other to complete user-defined structures.
Researchers found that water molecules in carbon nanotubes don't flow continuously but instead move intermittently, resulting in surprisingly high flow rates. This phenomenon resolves a long-standing issue in fluid dynamics and has potential industrial applications for desalination and other uses.
A new algorithm proposed by MIT professor Berthold Horn aims to alleviate traffic flow instabilities, which can cause unexplained traffic jams. The algorithm uses sensor information from cars behind and in front of each other to stabilize traffic flow and reduce the risk of jams.
Researchers developed a control concept that reduces travel time by about a minute and waiting time by up to seven seconds, increasing intersections that can be passed without stops from 60% to almost 100%. A driver information system was also created to provide speed recommendations to vehicles, resulting in improved traffic flow.
A team of Chinese scientists found that small websites with high user interaction have a significant impact on traffic generation and influence. The study analyzed clickstream networks of the 1,000 most popular websites and revealed that smaller sites have a greater chance of acquiring popularity than larger ones.
The report highlights poor road safety, traffic congestion, and air pollution in Africa, with urban populations expanding at unprecedented rates. It makes recommendations for sustainable transport policies based on five central principles to maximize accessibility and equity.
Researchers used mathematical algorithms to determine that drivers should pay more attention during the shortest lifetime of spatio-temporal correlations of traffic intensity, found to be between 6pm and 8pm. This period experiences high 'stop and go' phenomena, requiring constant driver attention.
Researchers developed an algorithm to optimize traffic flow across roundabouts in Beijing, reducing delays to just 11 seconds. The approach balances entry and exit point delays for smoothest flow, offering a potential solution to the city's chronic congestion issues.
Researchers will integrate traffic flow and air quality monitoring using wireless computer networking to recommend alternate routes via on-board navigation devices. The technology aims to enhance existing solutions and close the loop between centralized management, navigators, and drivers.
Researchers used internet traffic modeling to study brain networks, revealing that timing patterns of information emission are indicative of info flow. This method can be applied to study neurological development, aging, and disease, indicating a potential new approach in neuroscience.
A mathematical model for moving bottlenecks in road traffic is proposed, taking into account the influence of a slow-moving vehicle on entire traffic flow. The model improves transportation designs and reduces congestion, accidents, and risk management.
University of Alberta researcher Morris Flynn uses mathematical formulas to calculate the severity of phantom traffic jams on highways with various speed limits and traffic volumes. His research reveals that phantom traffic jams can start with only a handful of vehicles but quickly grow in scale and severity.
A team of researchers is testing portable, wireless, and solar-powered tag readers to monitor traffic flow in the Capital Region. The devices aim to provide valuable data for applications such as decreasing congestion and assisting emergency evacuations.
A special set of proteins coordinates trafficking through cellular compartments, enabling quick entrance and exit. The mechanism may have applicability in the biomedical field due to its universality across species.
Researchers at the University of Cincinnati are testing a new portable computer monitoring system to predict changes in traffic flow and traffic delays in real time. The goal is to warn drivers about long delays before they reach a construction zone, giving them time to exit an interstate and use an alternate route.