Articles tagged with Streets
PaveX will develop an AI-sensor-based system to collect street-level data and produce practical road condition ratings, helping agencies plan repairs sooner and more efficiently. The project aims to improve distress detection reliability and reduce route planning overhead.
A new model maps foot traffic in New York City, providing insights into pedestrian activity and hazard locations. The study reveals high densities of foot traffic outside Manhattan, with many streets having similar foot-traffic levels to Manhattan's busiest areas.
A Simon Fraser University study reveals Canada's cycling infrastructure expanded by 3,596 km between 2022 and 2024. However, areas with more children and older adults saw less growth in cycling infrastructure, highlighting the need for more inclusive transportation planning.
Researchers used machine learning to evaluate 1,773 bus stops across Massachusetts, identifying 13 crash-relevant characteristics and proposing countermeasures. The study found that bus stop types in mixed-use arterial corridors and dense urban cores have the highest prevalence of crashes.
A new study from the Complexity Science Hub found that European cities with a metro system have a significant reduction in car use, with an average of 37% of car trips compared to 50% in cities with only trams and 54% without rail. In contrast, tram cities show no measurable impact on reducing car use.
A new study finds that electric scooters increase short rideshare trips by 15.7% but decrease bikeshare demand by 7.6%, contributing to higher crime rates in neighborhoods with scooter access. The study highlights the need for more nuanced e-scooter regulation to balance benefits and drawbacks.
Lowering residential speed limits to 30kph significantly boosts bicycle riding safety without affecting car trip times, according to a study. The reduction in traffic stress leads to more people choosing bikes as a safe mode of transport.
The startup has assessed over 3,400 miles of Indiana roads using advanced computer vision algorithms to quickly and objectively assess pavement conditions. This platform provides actionable insights without requiring in-house data analysis expertise or costly hardware.
A new study by Portland State University's Transportation Research and Education Center (TREC) reveals that transit-oriented developments (TODs) in the Portland metro area generate significantly fewer car trips than previously estimated. At affordable housing sites, car trips were reduced to only a quarter to two-fifths of expected rates.
Elizabeth Roberto's research uses satellite imagery, historical archives, and AI to map how infrastructure decisions reinforce racial and economic divides. Her study spans 50 US cities and introduces new ways to measure spatial features of neighborhoods affecting access to schools and public resources.
A recent study published in the Journal of Safety Research found that rented e-bikes have an eight times higher crash risk than rented e-scooters, calculated based on trip distance. The researchers used GPS data to compare micromobility in seven European cities and found a surprising result.
Researchers from Edith Cowan University have developed a method to incorporate waste plastics into pavement material, offering a dual benefit of improving road strength and reducing plastic pollution. The study highlights the potential for repurposing household plastics to create more sustainable and resilient roads.
Aston University researchers are investigating the use of AI in creating greener cities, exploring policy tools to reduce emissions and optimize transportation. The project aims to develop decision-support tools for policymakers to improve urban infrastructure management and reduce environmental hazards.
Researchers at UCF used a combination of emerging technologies to evaluate the safety of concrete bridges. By combining infrared thermography, high-definition imaging and neural network analysis, they can quickly identify defects and prioritize repairs.
A study of over 500 schools in Canada found that 98% exhibit risky driving behaviors, including double parking and not obeying traffic controls. The authors suggest improvements to the built environment and parental education to address this serious issue.
Risky driving by parents and motorists during school drop-offs is a widespread issue, with 98% of elementary schools witnessing unsafe behavior. Experts suggest improvements to the built environment around schools to address this serious concern.
A new study suggests that easing L.A.'s outdated tree planting rules could significantly grow the city's urban tree canopy without compromising safety. By relaxing restrictions near intersections, utility poles, gas lines, and other infrastructure, tree coverage in lower-income neighborhoods like Boyle Heights could increase by up to 26%.
Researchers at PSU used ODOT's push-button data to estimate pedestrian counts, develop a workflow for integrating traffic counts into the enterprise system, and explore applications in pedestrian infrastructure planning. The new dashboard allows agencies to analyze usage patterns and prioritize upgrades at high-demand locations.
A recent study found that urban highways in US cities reduce social ties within cities, particularly over short distances. The research, led by the Complexity Science Hub, used online social network data to quantify the barrier effect of highways on social connections.
A new study by University of Toronto researchers has developed a model that can help municipalities choose optimal locations for bike lanes, minimizing congestion and increasing cycling ridership. The model uses traffic and commuter mobility data to predict the impact of bike lane expansion on driving travel time and emissions.
Despite their ability to provide turn-by-turn driving directions in New York City with near-perfect accuracy, generative AI models do not form a coherent internal map of the city. The researchers developed new metrics to test a transformer's world model and found that only one generated a coherent world model for Othello moves.
Researchers analyzed 2 million Google Street View images to explore the utility of digital data in informing public health decision-making. They found that neighborhoods with more crosswalks had lower rates of obesity and diabetes, but no significant link was found between sidewalks and health outcomes.
A study by Florida Atlantic University found that neighborhoods with poorer redlining scores have higher peak summer temperatures and reduced neighborhood walking time for older adults. However, affluent neighborhoods with more favorable built environments showed reduced walking in extreme heat due to alternative transportation options.
Urban flooding is increasing due to climate change and urbanization, posing a significant threat to pedestrian safety. Researchers found that building configurations can significantly impact flood vulnerability; staggered layouts provide more danger zones, while rounded or circular footprints reduce high-floodwater areas.
A new traffic signal concept, known as the 'white phase,' uses autonomous vehicles to expedite traffic flow at intersections. The concept has been shown to improve travel time for both pedestrians and vehicles, especially when autonomous vehicles make up a higher percentage of traffic.
A novel path choice model elucidates the influence of different attributes on pedestrians' local and global path choices. The study reveals that pedestrians locally perceive and react to environmental attributes like green views, guiding urban planning decisions.
A new study found that urban environment, road types, and crosswalk access play a major role in determining who gets blamed for crashes. Pedestrians were more likely to be blamed on roads with high traffic speeds and few crosswalks, while drivers were more likely to be faulted in areas with pedestrian-friendly infrastructure.
Virginia Tech researchers analyzed partisan media sentiment toward AI and found that liberal-leaning media tend to have a more negative tone than conservative media. The study suggests that this opposition can be attributed to concerns over AI amplifying existing social biases, such as racial and income disparities.
Researchers found that green spaces alleviate extreme heat's negative impacts on human health, while densely packed buildings increase mortality risk. Urban design strategies incorporating different types of greenery are recommended to mitigate heatwave-associated mortality.
Researchers developed MonoXiver, a new method to help AI extract 3D information from 2D images, making cameras more useful tools for emerging technologies. The method significantly improves accuracy when used in conjunction with existing techniques, such as MonoCon.
Researchers at North Carolina State University found that connected vehicles improve travel time through intersections, but automated vehicles without connectivity actually increase wait times. The study suggests that incorporating vehicle-to-vehicle and vehicle-to-infrastructure communication is crucial for optimizing traffic flow.
A pilot study uses drones to accurately map how and why pedestrians use city streets in Santiago de Chile. The study finds that drones can reliably collect data on pedestrian behavior, providing valuable insights for urban planning and infrastructure development.
A new study finds that car crashes increase by 20-33% after Cleveland's professional sports games, particularly NFL and NBA games. Cities like Cleveland can now focus their efforts on reducing crashes in these areas.
A new LiDAR system pinpoints pedestrian behavior to improve safety and efficiency at intersections. The system tracks pedestrians' true intent to cross, reducing conflicts between pedestrians and vehicles.
A new study found that New York City's Open Streets program, which allocated more public spaces for physical activity and recreation, was associated with higher daily street and sidewalk noise complaints. The researchers also found that census tracts with more affluent populations had more Open Streets segments.
A new approach, called the white phase concept, uses autonomous vehicles to control traffic flow at intersections, reducing fuel consumption and travel time. The system informs human drivers through a clearly identifiable signal, improving safety and efficiency.
A nationwide study using Google Street View images found that predominantly White neighborhoods had better neighborhood conditions associated with good health, such as fewer neglected buildings and more greenery. In contrast, neighborhoods with residents who were primarily Black or of other minority races had fewer green spaces and mor...
A new study examines the dual nature of skateboarding as both a polluting and sustainable activity. Skateboarders often navigate grey spaces with heavy air pollution, yet they also bring eco-friendly innovations like bamboo boards and hemp clothing to the sport.
A study by the University of Eastern Finland and Vietnam National University found that people in urban areas have better access to healthcare than suburban residents. The researchers recommend digital healthcare solutions to improve healthcare quality and accessibility in a cost-effective manner.
A 3-year study of a 20 mph speed limit in Belfast found no significant reduction in road traffic collisions or driver speed, despite a notable decrease in traffic volume. The reduction in traffic volume was 57 vehicles per week after implementation.
A study assesses and optimizes the landscape visual aesthetic quality of street pedestrian spaces in Jinan, China's historic downtown, using panoramic images and deep learning methods. The research finds that urban streets with high aesthetic quality serve as corridors among mountains and natural landscapes, improving city image.
A long-term study found that older homeless people are at a high risk of dying, with a median age of death of 64.6 years old. The study also found that people who first became homeless at age 50 or later were about 60 percent more likely to die than those who had become homeless earlier in life.
Researchers at Portland State University created a two-stage stochastic programming model to optimize e-scooter placement, charging, and rebalancing in Tucson. The model uses data from the City of Tucson to answer questions on demand uncertainty, idle periods, and customer satisfaction.
A new study by Carnegie Mellon University analyzed the impact of the COVID-19 pandemic and George Floyd's murder on crime rates in 28 US cities. The study found that homicides and auto thefts increased, while robberies and larcenies declined. The authors suggest that social unrest, economic conditions, and changed police behavior may b...
Researchers analyzed over 240,000 Google Street View images to find that streets with more visible sky, roadway, and signs have 48% more crashes than residential areas. The study highlights the dangers of 'open road' segments in urban areas, which drivers often perceive as highways, despite being near pedestrians and human activity.
A new method reduces computational complexity of traffic models, making them operate more efficiently. The modified algorithm breaks down complex forecasting questions into smaller problems that can be solved in parallel, significantly reducing run time. This approach also allows for a good enough solution within an error bar, rather t...
A new report emphasizes the need to divert girls and women from custodial sentences into community alternatives, citing concerns about stigma, criminalization, and systemic failures. The research highlights the experiences of imprisoned women from care and those in care with youth justice system contact.
Researchers found that fruit bats use echolocation during the day despite having excellent vision, suggesting a combination of both senses for enhanced navigation. This study highlights the importance of integrating different senses, like humans using visual and auditory information when crossing streets.
A study published in Nature found that people raised in rural areas outperform those from cities, particularly grid-pattern streets, in navigating spatial environments. This suggests that the simplicity of rural street networks influences navigational abilities.
The new NCHRP Guide updates pedestrian analysis methodologies to support safe and sustainable communities. The research team developed new products published in 2022, free to download from the National Academies Press.
A new AI method accurately estimates timetable robustness within milliseconds, enabling efficient optimization. This improves balance between passenger needs and economic conditions.
GIST researchers propose a new strategy for crime prevention using artificial intelligence, trained on a large-scale dataset of deviant incident reports and corresponding images. The model, called DevianceNet, can accurately classify and detect deviant places, making it a useful tool in urban safety development.
A new study estimates that urban cycling could prevent up to 200,000 premature deaths annually if countries support high levels of cycling by 2050. In the US alone, over 15,000 deaths could be prevented each year through urban cycling.
A study by the Barcelona Institute for Global Health found that 62% of Europeans live in areas with less than recommended green space, leading to 42,968 premature deaths. The study suggests that European cities should focus on reclaiming urban land for green spaces and implementing nature-based solutions.
Researchers at PSU and UT Arlington will assess how crowdsourced data can help establish pedestrian activity on streets. The study aims to provide a more accurate alternative to traditional counting methods, enabling safer studies and better urban planning.
Researchers at Carnegie Mellon University developed an algorithm that can assist autonomous vehicles in navigating tight spaces and unknown driver intentions. The algorithm was trained on simulation data and found to perform better than current models in handling complex scenarios like bi-directional lane usage.
Researchers developed an approach to evaluate cognitive workload in cyclists, finding that stressful areas have a consistent response regardless of expertise level. The study suggests that infrastructure design is key to making spaces safe, shifting the focus from individual education to proactive urban planning.
A new open-source software, GI4RAQ Platform, enables practitioners to estimate pollutant concentration changes resulting from different planting schemes in streets. It focuses on key pollutants from road transport and provides a detailed analysis of the urban form and planting specified by users.
A study published in Landscape and Urban Planning found that viewing buildings with green plants reduced stress levels and improved positive emotions in participants. The research suggests that incorporating vertical greenery into urban design can have a significant impact on mental health, guiding greening efforts in cities.
A study using street names to quantify cultural indicators found that Vienna honors the most women (54%), followed by London (40%). Paris and New York have lower proportions, with many streets named after people from the 1860s. Street names also reflect professions and professions held by street honorees, such as artists, writers, and ...