Articles tagged with Data Analysis
A new study finds that extreme warming could lead to a significant increase in heat-related deaths worldwide, with the risk balanced in cooler regions. If global temperatures rise above 2°C, many parts of the world could experience a dramatic increase in excess mortality due to heat.
Scientists have discovered that humans arrived on Madagascar more than 6,000 years earlier than previously thought. Analysis of ancient bird bones found in the island reveals cut marks and depression fractures consistent with hunting and butchery by prehistoric humans.
Researchers aim to understand how individuals protect their personal data in the digital age. The new study will develop survey instruments and conduct qualitative fieldwork to identify different strategies for navigating algorithmic privacy. It also plans to create experimental prototype tools to explore the design space around algori...
Researchers created innovative methods to leverage machine learning in data analysis for the LHC, improving discovery potential for new physics. The techniques build on simulations, enabling data scientists to extract insights from complex phenomena.
A Caltech study shows that people can accurately judge a politician's honesty based on their face width. Researchers found that politicians with wider faces were perceived as more corruptible, but it's unclear if they're actually more corrupt. The study suggests that facial appearance may play a role in corruption perceptions.
A national analysis of physician visit records found that nearly 30 percent of outpatient opioid prescriptions lack clear documentation of the reason for use. This raises concerns about inappropriate prescribing and lax documentation practices. The study highlights the need for stricter requirements on documenting the need for opioids.
A fully autonomous robot, Robat, utilizes a bat-like approach by emitting sound and analyzing echoes to create a detailed map of its surroundings. It successfully navigates through a new outdoor environment and classifies objects using an artificial neural network.
Researchers used audio technology to analyze willow warbler migration patterns in fragmented woodlands. They found that birds arrived earlier in patches with less surrounding habitat, indicating a shift in their behavior due to habitat loss.
A large-scale analysis of mobile app data found that users in English-speaking countries have higher app usage due to widespread English language versions and dedicated apps. Socio-economic factors such as occupation, education, and savings also play a significant role in determining app usage.
A study by The BMJ reveals a small but significant pay gap between white and black minority ethnic (BME) hospital doctors in England. For consultant grades, the gap is larger, with white consultants earning an extra £4,644 per year compared to BME consultants. Further investigation into the reasons behind these differences is warranted.
Researchers identified four mechanisms by which Fibroblastic Reticular Cells dampen down T cell responses, including pathways involving prostaglandin E2 and transforming growth factor beta. The study's findings have significant implications for understanding immune responses in situations where T cells don't work as well as they should.
A replication effort of a 2008 study found no evidence that making a list of the Ten Commandments reduces cheating behavior. The original study suggested that people are less likely to cheat after thinking about moral reminders, but the new findings contradict this result. Despite using large sample sizes and following the same protoco...
Adults with and without Alzheimer's disease show better cognition skills in late summer and early fall than in winter and spring, equivalent to a 4.8-year difference in age-related decline. The odds of mild cognitive impairment or dementia were also higher in winter and spring.
A large prospective study of over 107,000 women found no association between physical activity and the risk of early natural menopause. The study, published in Human Reproduction, analyzed data from the Nurses' Health Study II and found that exercise was not significantly linked to a lower or higher risk of menopause before age 45.
A US study reveals strong intergenerational persistence in socioeconomic status, with parents' higher status linked to offspring's median status. This decline in overall mobility over two decades is attributed to changing economic conditions and accentuates inequalities of opportunity.
A large-scale study has found that people who have had a stroke are around twice as likely to develop dementia. The study analyzed data from 3.2 million people and found that having a stroke significantly increases the risk of dementia, with recent strokes more than doubling the risk.
A new survey reveals that 57 percent of American adults have been surprised by unexpected medical bills. The public holds insurers and hospitals primarily responsible for these surprise bills.
The article highlights the need for harnessing technology to analyze healthcare data and generate new evidence, which can be combined with published reviews to improve health outcomes. Michigan Medicine's Knowledge Grid platform is taking the lead in transforming biomedical knowledge into computable forms that can inform medical practice.
Fewer teens are experiencing physical abuse from their dating partners, with five percent of teens reporting dating violence in 2013. The researchers found 5.8 percent of boys and 4.2 percent of girls reported experiencing dating violence in the past year.
Research reveals protein aggregates in bacteria provide protection against toxic stresses by encoding epigenetic memory. Cells with inherited aggregates display improved survival and faster recovery than those without.
The Affordable Care Act (ACA) has been associated with a decrease in cost-related nonadherence to medication among adult stroke survivors. This is primarily attributed to the increase in Medicaid coverage and subsequent reduction in uninsurance rates within this group.
Researchers at Tel Aviv University have developed a system to harness data from smartphones to forecast weather patterns, particularly those that lead to flash floods. The smartphone sensors can monitor various atmospheric conditions, such as temperature, humidity, and light levels, providing valuable data for accurate forecasts.
A new Yale study examines the role of 'natural enemies' in promoting tropical species diversity. However, findings suggest that disparities in enemy susceptibility can make communities less stable. The research contradicts a long-held hypothesis, highlighting the need for alternative explanations.
A new study reveals that lower-risk malaria regions are breeding grounds for drug-resistant strains of the Plasmodium falciparum parasite. The research suggests that emerging resistant strains spread rapidly in areas with high transmission rates, making it crucial to tailor malaria response strategies for local conditions.
A new study from Barcelona Institute for Global Health found that women living closer to urban green spaces had a lower risk of breast cancer. The study, which analysed data from over 3,600 women in Spain, concluded that proximity to parks or gardens was associated with reduced breast cancer risk.
A recent study found that summer precipitation declines contribute to increased wildfire activity in the western United States, particularly on wetting rain days. The research suggests that precipitation may drive wildfire activity through its effect on air moisture, with decreased rainfall forecasted to exacerbate future wildfires.
A novel encryption technique combining homomorphic encryption and garbled circuits secures data used in online neural networks without significantly slowing their runtimes. This approach holds promise for using cloud-based neural networks for medical-image analysis and other applications that use sensitive data.
University of Melbourne researchers have developed a software tool to predict landslide boundaries by identifying subtle patterns in motion, allowing for early warning signs to be detected. The tool uses big data analytics and applied mathematics to shed light on the microstructure level of failure in landslides.
Researchers from Aalto University and the University of Helsinki discovered over ten computer security-critical applications, including password managers, are susceptible to insider attacks. These vulnerabilities arise from inadequate protection of internal communication channels, allowing malicious processes to access sensitive data.
A study by Arizona State University researchers found that most adults experience a decline in psychological functioning after major life events but later recover. The research challenges previous findings suggesting uninterrupted stability in adult responses to adversity.
A study published in CMAJ found that women with intellectual and developmental disabilities have a nearly double rate of having another baby within a year of delivering. Rapid repeat pregnancies are associated with smaller babies, preterm birth, and other adverse effects.
A study of 506 black youths found that African American boys felt less safe in areas that were modestly more white than their usual hangouts. The researchers tracked the teens' locations using smartphones and asked them to rate their safety levels. Black boys felt less safe in poorer neighborhoods as well as those with higher white pop...
A systems genetics study in mice identified molecular signaling pathways that predict resilience or susceptibility to sleep loss. The analysis revealed that fatty acid metabolism influences brain activity and phenotypes, challenging the brain-centric view of sleep regulation.
Researchers have identified a corn variety that obtains 29-82% of its nitrogen from beneficial bacteria, attracted by sugary secretions. This trait could reduce fertilizer use and increase production in poor soils.
A recent study published in the British Journal of Criminology reveals that people's perceptions of crime are heavily influenced by the political climate of their youth. Researchers analyzed data from the British Crime Survey and found a strong correlation between respondents' current fears about crime and the political generation they...
Scientists at Oregon State University analyzed 44 years of seismic data and found clear evidence that tremors of magnitude 6.5 or larger trigger other quakes of magnitude 5.0 or larger.
Researchers found a significant link between polycystic ovary syndrome (PCOS) and the risk of having an autistic child. Women with PCOS were 2.3% more likely to have an autistic child, compared to those without PCOS.
Researchers have identified new species and genus among placozoans, a group of one-millimeter-long marine animals. The study used genomics to reveal genetic diversity within populations, suggesting that they may have diverged despite remaining morphologically similar.
Research in genetically altered mice reveals that paternal genes can affect the type of care a mother provides to her offspring both before and after birth. This study suggests that a father's genes can impact maternal behavior, potentially affecting the wellbeing of the new baby and their lifelong mental health.
A stalled weather pattern led to significant rainfall and flood warnings along the eastern seaboard, with NASA utilizing satellite data to analyze rainfall totals. The heaviest accumulations were recorded in North Carolina, Maryland, Pennsylvania, and New York, with some areas receiving over 7 inches of rain.
The Analytics and Data Science Institute created nine research laboratories to tackle business and public service data problems. Students from various backgrounds collaborate to understand statistical and computer science perspectives, enabling them to communicate effectively with non-experts.
A study published in De Gruyter's Journal Diagnosis found that doctors in emergency departments with trainees make similar types of errors as admitted patients, primarily due to information processing issues. Patients with abdominal complaints are particularly vulnerable to these errors.
Fruit fly larvae can taste ribonucleosides, a key finding that provides insight into the development of tooth decay. The discovery reveals that Gr28 receptors in taste neurons play a crucial role in detecting these compounds, which are essential for larval growth and survival.
A study by University of Warwick and Fudan University found strong connection between brain regions associated with short-term memory, self, and negative emotions in depression sufferers. This connection leads to increased rumination thoughts impairing sleep quality.
A new research study by Lehigh University's Eric P.S. Baumer found that current Facebook users are more likely to be middle-aged, female, not seeking employment, and from higher-income households. Respondents who had looked for work in the past four weeks were more likely to have deactivated their accounts. The study also reveals socio...
A study by ISGlobal reveals a decline in heat-related mortality in Spain, contrary to expectations of increased deaths due to rising summer temperatures. The Spanish population has adapted to the change, reducing its vulnerability to high temperatures through various socioeconomic factors.
The review found that sexual transmission of Zika virus is more common from men to women than from women to men. The median serial interval and duration of ZIKV RNA persistence in semen were also longer than in the female genital tract.
Continuous glucose monitoring in healthy participants showed that large fluctuations in blood glucose occur more commonly than expected. Researchers identified three distinct glucose behaviors: low, moderate, and severe, with certain foods causing significant spikes. The study aims to provide actionable advice to shift individuals towa...
A large-scale study of chikungunya and dengue outbreaks over 50 years revealed that population density and neighboring outbreak countries are key risk factors for new outbreaks. The research suggests focusing resources on densely populated areas near existing outbreaks to mitigate the spread of these mosquito-borne diseases.
A recent study found that many researchers overlook the importance of weighting and sample design in survey data, leading to incorrect estimates. The American Statistical Association has identified this issue as a systemic problem, with only half of secondary analyses accounting for weighting.
A randomized clinical trial found that monthly high-dose vitamin D supplementation without calcium did not reduce cancer risk among adults. The study analyzed data from 2,558 participants who received the supplement and 2,550 participants in a placebo group.
A new study from the University of Kansas found that individuals with disabilities are significantly more likely to be employed in states with expanded Medicaid coverage. In these states, the percentage of individuals with disabilities reporting employment or self-employment increased from 41.3% in 2013 to 47% in 2017, while those not ...
A new online training platform is being developed to address the lack of bioinformatics and statistics knowledge among researchers in the life sciences. The Galaxy Europe project aims to provide interactive tutorials using real datasets, aiming to improve data science methods use.
Researchers Ang Chen and Eugene Ng aim to optimize components along data streams to analyze big data efficiently. They plan to intelligently process and reduce data before it reaches servers, potentially generating partial answers.
Researchers at EPFL designed a new method of drone piloting using only torso movements, which was found to be more immersive and effective than traditional joystick control. The study, published in PNAS, reveals that only four markers on the torso are needed to pilot drones through obstacles effectively.
A study found that Chinese tree shrews can actively feed on chili peppers without reducing their food intake, unlike mice. The researchers discovered that the tree shrew's TRPV1 ion channel has a mutation that reduces its sensitivity to capsaicin, making it less painful for them.
Researchers found that short-sleeping fruit fly mutants are sensitive to acute oxidative stress, supporting the idea that sleep defends against oxidative damage. The study suggests a bi-directional relationship between sleep and oxidative stress, with sleep helping to reduce oxidative stress and vice versa.
An analysis of Ashley Madison user data found that conservative voters were more likely to use an adultery dating website, while liberal Democrats were least likely. The study, published in Springer's Archives of Sexual Behavior, suggests a discrepancy between reported and actual behavior on sexual matters.
Researchers discovered a blazar, TXS 0506+056, producing high-energy neutrinos in multiple bursts, confirming the source of previously detected astrophysical neutrinos. The 'flaring state' observations were made when the neutrino signal arrived in September 2017, with bright emission across multiple wavelengths.
A study published in PLOS Biology found that worker honey bees select royal subfamilies, not their own supersisters, to raise as emergency queens. This suggests that 'the good of the hive' overpowers individual genetic selfishness.