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General Motors partnered with the University of Michigan Transportation Research Institute to understand the real-world effectiveness of some of its available active safety, driver assistance, and advanced headlighting features that may prevent or mitigate different types of crashes. The study leveraged 3.7
Calculated vehicle fuel economy is available going back to 1923. However, the starting year of this analysis is 1966 because (1) for 1923 through 1935, fuel-economy information is available only for the entire fleet of all vehicles, and (2) from 1936 through 1965, light trucks were included with other trucks in the relevant statistics.?.
This very brief note takes an updated quick look at the latest available data. Bureau of Transportation Statistics.) Michael Sivak is the managing director of Sivak Applied Research and the former director of Sustainable Worldwide Transportation at the University of Michigan. The raw data came from the U.S.
Calculated vehicle fuel economy is available going back to 1923. However, the starting year of this analysis is 1966 because (1) for 1923 through 1935, fuel-economy information is available only for the entire fleet of all vehicles, and (2) from 1936 through 1965, light trucks were included with other trucks in the relevant statistics.?.
A study by a team from Carnegie Mellon University and Yale University suggests that BEVs could constitute the majority or near-majority of cars and SUVs by 2030, given widespread BEV availability and technology trends. Their open-access paper is published in Proceedings of the National Academy of Sciences (PNAS).
Our work establishes a new method to couple geographic information system data with global climate outputs and statistical analysis. Our tool provides a simple method to integrate disparate climate and population data sources and develop preliminary per capita water availability projections at a global scale. —Esther Parish.
Bureau of Labor Statistics. The years analyzed were 2007 and 2017 (the latest available survey year). Given the sizes of the standard errors, none of the three variables of interest showed a statistically significant difference between 2007 and 2017. The data for this analysis came from ATUS—the American Time Use Survey.
The Numerical Algorithms Group ( NAG ) has expanded the NAG C Library (the largest commercially available collection of numerical algorithms for C and C++, widely used for automotive design application development) with the addition of more than 150 functions for a total of more than 1,300 user-callable functions.
The Colorado State University forecast team predicts an above-average 2010 Atlantic basin hurricane season based on the premise that El Niño conditions will dissipate by this summer and that anomalously warm tropical Atlantic sea surface temperatures will persist. The team began using a new early April statistical model in 2008.
These are some of the findings of a new health assessment based on the Tropospheric Ozone Assessment Report (TOAR), an effort by the International Global Atmospheric Chemistry Project to create the world’s most comprehensive database of surface ozone observations from all available ozone monitoring stations around the globe. Click to enlarge.
Our scheme is hybridizing two different quantum technologies, says Jacob Dunningham , professor of physics at the University of Sussex in the United Kingdom. Last month, a team of researchers at Guangxi University in Guangxi, China reported they confirmed the SQRS protocol works, at least at a proof-of-principle level.
Extreme value theory , used in science, engineering, insurance and risk management, provides a theoretical foundation for building statistical models describing extreme events. The research team noted that statistical observations offer complementary insights compared to the current generation of physics-based computational models.
One challenge has been the lack of available atmospheric measurements of oxygenated volatile organic compounds (OVOCs) common in everyday household products. The new study, with its detailed assessment of up-to-date chemical use statistics and previously unavailable atmospheric data, puts the split closer to 50-50. McDonald, Joost A.
Researchers from MIT, Northeastern University and Italy’s University of Padua have identified an underlying flaw in the “gravity law”—a statistical formula used in modeling the movement of people and goods between cities, states or countries. states and major metropolitan areas. states and major metropolitan areas.
The findings, published in the 21 September issue of Atmospheric Chemistry and Physics , are generally consistent with official Chinese government statistics and could bolster their credibility as international negotiations proceed on commitments of China and other nations to combat climate change. She completed her Ph.D.
The study by William Sierzchula at Delft University of Technology, published in the journal Transportation Research Part D , used fleet manager interviews and pilot project report to investigate 14 US and Dutch organizations that adopted EVs from 2010 to 2013 to determine which factors influenced their purchase decisions.
Parametrix (Auburn, Washington) will apply advanced probabilistic statistical methods to integrate oceanographic, ecological, human use data, stakeholder input, and cumulative impacts for the purpose of evaluating ocean renewable energy siting proposals. Approximate award amount: $499,000 (over three years); Funding agencies: BOEMRE, NOAA.
August travel data (the latest available) show that, compared with August 2019 data, there has been a decline of 8% (all corrected for population). The source of the data was the Bureau of Transportation Statistics. There has been, however, a gradual rebound since then.
An Independent Panel in the UK led by Lord Oxburgh, who among his other prior duties was the non-executive chairman of Shell, has cleared the University of East Anglia of any scientific impropriety and dishonesty. The Panel’s report made suggestions for improvement in some other areas.
charging infrastructure incentives, preferential charging rates), and public charging availability. The base regional unit for the study was the metropolitan statistical area (MSA). The Georgia rebate was revoked in July 2015, and a Texas incentive was limited in its availability throughout the year.
The pilot combines a Web-based application designed and developed by IBM scientists in Zurich and a data recording device created by the Zurich University of Applied Sciences (ZHAW). According to the latest statisticsavailable, approximately 55.6%
a provider of real-time, predictive traffic signal information, as part of the University of Florida Transportation Institute’s I-STREET testbed. This information will ultimately also be made available through direct integration into connected cars’ displays and powertrains. resulting in a broader range of supported functionality.
The US Department of Energy’s (DOE) National Renewable Energy Laboratory (NREL) has produced and made available a rich data set showing what happens, second-by-second, when clouds pass over a solar power installation. Storage of the electricity generated by the sun is one way to handle those fluctuations.
Both models use statistics to make predictions, but there are differences. Advanced knowledge of mathematics, statistics, data analysis, and programming is fundamental for a machine learning engineer. Get a better understanding of available software. Machine learning employs algorithms to identify patterns and make predictions.
Through the Dealer Community Charging Program, GM will work with its dealers to deploy Level 2 charging stations (EVSE) at key locations in the dealer’s respective communities, including workplaces, multi-unit dwellings, sports and entertainment venues and college and universities, among others.
Force-displacement spectroscopy enabled an accurate and statistical estimate of the thickness of the soft upper layer, which was measured to be as thick as 480 nm with significant variation in thickness over the sample surface.
Researchers at the University of Michigan Transportation Research Institute, Texas A&M Transportation Institute and Columbia University surveyed more than 1,200 people in Austin, Texas, to examine how their habits changed after Uber and Lyft pulled drivers out of the city due to a local law change. —Robert Hampshire.
The report also calls on State Highway Safety Offices (SHSO) to monitor all available data and determine how best to incorporate e-scooters into their behavioral safety plans. Data: Micromobility-involved crashes and injuries are underreported due to the lack of a universal reporting standard.
Results of GIS statistical analysis for CO 2 : (a) eGrid subregion emissions factors (kg CO 2 /kWh), (b) average emissions factor for each district (kg CO 2 /kWh), (c) coefficient of variation of CO 2. emissions factor by district, and (d) difference between eGrid subregion emissions factor and US average emissions factor, 0.65 Weber et al.
SPLT operates a platform that allows companies, universities, and municipal authorities to offer their workforces ridesharing services. Up to now, the services available have usually directly targeted people who happen to be traveling in the same direction, and who want to book a ride on the spur of the moment.
clarify the central tendency of published estimates to make the collective results of LCAs available to decision makers in the near term. At the present state of the science in meta-analysis of LCAs, the NREL studies do not employ the full gamut of statistical techniques used in ?elds — JIE editor-in-chief Reid Lifset.
The benefits of connected, self-driving cars (CAVs) will likely induce vehicle owners to drive more, and those extra miles could partially or completely offset the potential energy-saving benefits that automation may provide, according to a new University of Michigan study. —Taiebat et al. 2019.03.174.
To compare risks, the researchers analysed a number of US and EU crash data sources using three statistical approaches to “triangulate” evidence regarding differences in crash and injury risk. Future reproductions and extensions of this study would greatly benefit from the availability of harmonized accident data. Flannagan, Carol A.C.;
INL is also a principle participant with eTec and Nissan in coming deployment of deployment of 4,700 battery-electric Nissan Leaf vehicles in 5 greater metropolitan statistical areas. Non-charging energy use (hotel loads) may be significant. Earlier post.) million charging events.
NSF anticipates that up to four awards will be made in FY 2011, pending availability of funds, with a total of US$2 million available in FY2011. NSF also anticipates that approximately $12 million in total, over 3 years, will be available from NSF and JST to support awards made under this competition.
Chemical engineers at Rice University and Pennsylvania State University have shown that combining machine learning and quantum chemistry can save time and expense in designing new catalysts. Their study is published in the journal Nature Catalysis. Jonayat, Michael J. Janik & Thomas P.
However, currently there is little knowledge available about the performance of gasolines containing GTL naphtha in spark ignition engines. The introduction of bio-ethanol as a blending component has made the octane rating of GTL naphtha a less limiting factor because ethanol has a high octane rating. GTL naphtha and 10 vol.%
Source: Wolfgang Knorr, Bristol University. The study, which was conducted by Wolfgang Knorr of the University of Bristol, UK, may have implications for upcoming climate negotiations, particularly with regard to deforestation and other land-use changes. Thinner lines represent observed. Click to enlarge. per decade.
This tech, developed by researchers at the University of Arizona , features long-range, low-power data transmission and receiving as well as wireless power charging. Gutruf is an assistant professor of biomedical engineering at the university. government statistics show that 13.9 There is no large rigid island in this device.
Most batteries will become available for second use at the end of the expected PEV service life of approximately 15 years. For B2U, NREL’s repurposing cost calculator is available for free to download , enabling users to explore the effects of different repurposing strategies and assumptions on economics.
Bureau of Labor Statistics , STEM careers were expected to grow by nearly 9 percent between 2017 and 2029. To help increase the number of qualified professionals, IEEE has created the IEEE Pre-University Volunteer STEM Portal. Here are some of the resources and features available on the website. According to the U.S.
A new Canada-wide study conducted by Simon Fraser University researchers found that awareness of public chargers is not a strong predictor of plug-in electric vehicle (PEV) interest; other variables are more important, such as the availability of level 1 (110/120-volt) charging at home. —Bailey et al.
The study is the first to quantify that performance gap using publicly available data and accounting for differences in business operations across airlines. It employs a new methodology, developed by a team of researchers (Zou et al. ) It employs a new methodology, developed by a team of researchers (Zou et al. ) —Zou et al.
Deep learning is a modern incarnation of the long-running trend in artificial intelligence that has been moving from streamlined systems based on expert knowledge toward flexible statistical models. Deep-learning models are overparameterized, which is to say they have more parameters than there are data points available for training.
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