Articles tagged with Data Analysis
A study published in PLOS Biology found that Pavlovian approach can bias human information sampling, leading to irrational decisions. The researchers analyzed data from over 30,000 participants and identified three biases related to reward-driven behaviors, which were more pronounced with higher education levels and age.
A study found that funding and promotion criteria prioritize novel findings over confirmatory work, leading to unreliable results. Researchers recommend a balance of exploratory and confirmatory studies for better scientific progress.
A new study from McMaster University finds that chronic conditions like arthritis, depression, and diabetes can lead to disability and reduced social participation in middle-aged adults. The research highlights the importance of targeting treatment strategies for patients and developing preventative health plans.
A Northwestern University study found that female faculty in STEM disciplines have similar collaboration patterns to their male counterparts, but are underrepresented in large teams and international collaborations. The research highlights the need for a level playing field to address unequal opportunities and promote diversity in STEM.
Physicists use Flickr data to refine travel models and improve predictions on crowd movements. By combining geolocalisation data with existing theoretical models, they can help urban planners better dimension roads and utilities.
A recent BYU study reveals that the amount of time between sunrise and sunset is the key factor in determining emotional distress. The research suggests that sunshine has a positive impact on mental health, while extreme temperatures, air pollution, and rain do not have a significant effect.
A St. Jude Children's Research Hospital analysis found that providing feedback to staff who report errors is crucial for improving patient safety. The study, published in the Journal of Patient Safety, suggests that hospitals should focus on informing staff about how their previous reports have helped enhance patient care.
Researchers at UCSB have developed a functional nanoscale computing device, operating on an unconventional type of logic that could be packed into a block no bigger than 50 nanometers. This technology has the potential to store and process data much faster, reducing energy consumption and increasing computing efficiency.
STAT2, a protein associated with viral infections, also inhibits cell growth and regulates cellular processes. This discovery offers insights into overcoming limitations of interferon therapies and developing novel tools for studying STAT2 functionality.
University of Georgia professor Ping Ma is developing statistical tools to analyze big data in disease research, with a focus on small RNAs and their role in alternative splicing. His work aims to provide efficient and robust computational strategies for analyzing large datasets without requiring expensive supercomputers.
Researchers argue that PISA tests only capture a snapshot of students' math skills, neglecting earlier assessments and socio-economic factors. They also suggest that better-qualified teachers can improve student performance in formal mathematics.
Children with postconcussion symptoms experience lower overall, physical, emotional, social, and school quality of life for at least 12 weeks. Persistent postconcussive problems affect up to 30% of children after a head injury.
A team of scientists found that the evidence for an accelerating expansion of the universe may be flimsier than previously thought, with data consistent with a constant rate of expansion. The study challenges the standard cosmological concept and suggests that dark energy, a mysterious substance driving this acceleration, may not exist.
New research finds children without health insurance are significantly more likely to be transferred to another facility after an ER visit compared to those with private insurance. The study challenges the effectiveness of EMTALA, a three-decade-old law requiring hospitals to make decisions on patient transfers independent of insurance...
Researchers at MIT develop algorithms that automate key steps in big-data analysis, reducing time from months to days. The new approaches enable faster data preparation and problem specification, allowing data scientists to produce value quickly.
The Springer journal examines ethics and privacy in learning analytics, highlighting concerns over data management and regulations. Guest editors call for mixed-methods research to better understand drivers of ethics and privacy issues in higher education institutions.
A UT Dallas study found that construction firms in the Gulf region operate with limited safety regulations or enforcement, leading to a high risk of accidents among migrant workers. The study identified inadequate training, language barriers, and a lack of effective communication as key causes of these accidents.
The University of Arizona's INSITE Center helps Fortaleza city planners use big data to understand bus delays and overcrowding. The team developed an online dashboard with real-time data on bus movements, passenger numbers, and weather conditions to inform decision-making.
Researchers found that even lower step counts, especially those taken at a brisk pace, can be beneficial for health. Limiting sedentary time also plays a role in healthy readings for cholesterol and other risk factors.
A study found that at least 1 in 3 gene expression studies contain mislabeled samples, leading to incorrect conclusions. Researchers used a sex-specific gene expression approach to detect mislabeling and found that 46% of human tissue datasets contained discrepancies.
A study by Indiana University researchers found that using a combination of first touch and last touch keyword metrics improves ROI by 5%. First touch bidding prioritizes broad keywords, attracting early searchers, while last touch bidding targets specific keywords used by consumers late in the search process
A study by Rush University Medical Center found discrepancies in hospital rankings due to faulty data, which can skew safety scores down. The authors suggest that rating systems try to account for severity of illness but often rely on flawed metrics.
A new study analyzed industry payments to 8,333 dermatologists in 2014, finding that the top 10% collected at least $3,940 and the top 1% received over $93,622. The majority of payments were for speaker fees, consulting, or research activities.
Dr. Calum MacRae wins $75M One Brave Idea research award from AHA, Verily and AstraZeneca to uncover causes of coronary heart disease. The research project will focus on identifying novel markers in people genetically prone to heart disease.
Research from the University of Exeter found that physical activity in natural environments provides health benefits worth £2.2 billion annually to the English adult population. Over 1.3 billion green exercise visits occur each year, with examples including dog walking and outdoor swimming.
New research from the University of Missouri found that high attendance numbers at arts nonprofit events lead to fewer donations. This contradicts philanthropic culture's emphasis on accountability and success measures.
Patients registered to extended-access practices had a 26.4% relative reduction in ED visits for minor problems compared to those with routine access. This resulted in significant cost savings, but no overall reduction in ED visits.
A recent study analyzing over 1,200 cancer caregivers in the US found that they report a significantly higher burden and spend more hours per week providing care compared to non-cancer caregivers. This highlights the need for better support systems for these individuals.
Researchers from Michigan State University found that creating a stock portfolio based on customer satisfaction data achieves cumulative returns of 518 percent. This surpasses the 31 percent increase for the S&P 500 Index in the same time period, with the customer satisfaction portfolio outperforming the benchmark in 14 out of 15 years.
A recent study analyzing data from the National Health and Nutrition Examination Surveys (NHANES) 2009-2014 found that celiac disease prevalence remained stable at 0.70%, while adherence to a gluten-free diet increased from 1.08% in 2009-2010 to 1.69% in 2013-2014.
The University of Missouri has been awarded a five-year, $12 million contract to deliver a comprehensive data science education program for the National Geospatial-Intelligence Agency (NGA). The program will provide analytical training for NGA workforce and potentially other members of the U.S. Intelligence Community.
A recent study published in the Journal for Healthcare Quality found that Democrats and Republicans have different views on the quality of healthcare, but those with recent illnesses had similar experiences. The research suggests that political differences in opinions about government regulation may contribute to these disparities.
The Great Elephant Census reports a 30% decline in savannah elephant populations over the last decade, primarily due to poaching. The census estimates that there are currently around 352,271 savannah elephants in Africa, with conservation efforts facing significant challenges to protect these endangered animals.
A study published in JAMA Cardiology found that over half of women and nearly half of men aged 18-55 experience sexual function problems after a heart attack. Women were less likely to resume sex and reported higher rates of sexual dysfunction compared to men.
The Great Elephant Census reports a substantial decline in African savanna elephant numbers over the last decade, with an estimated population of 352,271 in 18 countries. Poaching is the primary cause of this decline, with large numbers of carcasses found in protected areas indicating that elephants are struggling to survive.
The study analyzed responses from 142 respondents in 36 countries to identify key findings on traffic safety cultures worldwide. The results revealed two approaches to traffic safety culture: an objective reality-based approach and a threat-elimination focus, with poorer countries emphasizing safety.
The study identified 34 neural factors that predict adolescent alcohol consumption, showing improved accuracy compared to demographic information alone. The findings have significant clinical and public health implications, potentially helping prevent underage drinking.
Physicists at UTA have been awarded a grant to upgrade the software running on the Titan supercomputer to support data-heavy scientific applications. The new system, Big PanDA, will improve operational efficiencies and enable efficient use of computing resources for a wider range of scientific applications.
Researchers developed a predictive tool to assess future SCD risk among the general population. Key findings include traditional risk factors like smoking, high blood pressure, diabetes, and specific SCD-related predictors and biomarkers.
Researchers found that rats rely heavily on their whiskers to locate airflow sources, even when other sensory cues are available. The discovery could lead to the development of artificial flow sensors for robots.
Research on the southern pied babbler reveals that dominant males preferentially treat their biological sons, while alienating their stepsons, which may have evolved as a survival strategy. This behavior has significant impacts on group dynamics and cooperative breeding habits.
A study found that providing antiretroviral treatment (ART) to both members of a couple and offering pre-exposure prophylaxis (PrEP) to the HIV-negative partner significantly reduced HIV transmission rates, with a 96% decrease in transmission compared to expected rates.
A study published in JAMA Surgery found that few studies included men and women equally, with wide variation in inclusion and matching of the sexes among specialties and journals. This sex bias can lead to different postoperative outcomes, complication rates, and readmission rates for males and females.
Researchers from the University of York have developed a new method to detect and decrease wildlife poaching in protected areas, resulting in increased efficiency and effectiveness for ranger patrols. The approach uses data analysis and patrol optimization to target high-risk areas and reduce costs without additional resources.
Researchers from LMU Munich analyzed data from the Sloan Digital Sky Survey to calculate the dynamics of cosmic voids. Their findings demonstrate that the analysis of voids is a suitable approach to investigating gravity in empty regions and determining the total density of matter in the universe.
A study found that longer distances from home to tobacco shops were associated with increased odds of quitting smoking. Smokers who walked one-third of a mile further away from their homes had a 20-60% higher chance of giving up cigarettes, according to Finnish research.
NIST's Rapidly Deployable Public Safety Research Platform integrates commercial technologies to enhance emergency communication systems. The platform enables over 200 local users to communicate using voice, text, instant messages, video, and data, with a range of approximately 4 kilometers.
A recent survey of 1145 marine users found strong public support for citizen science projects, highlighting room for growth in this field. The study's findings have implications for both researchers and the general public, emphasizing the need for further research on citizen science's effectiveness.
Researchers observed that certain bees act as 'fanners' during the hottest part of the day, funneling air towards cooler nest regions. This collective respiratory movement may help cool the nest with a mechanism analogous to mammalian inhalation.
A study by San Diego State University psychology professor Jean M. Twenge found that millennials are less likely to have had sex since turning 18 compared to Generation X peers. The researchers attribute this trend to increased safety concerns, reduced interaction time due to technology, and a risk-averse attitude.
A large study found that high animal protein intake, particularly from red meats, was associated with a higher mortality rate. In contrast, high plant protein intake was linked to a lower risk of death. The study analyzed data from over 170,000 participants and found that the association disappeared in those with a healthy lifestyle.
A recent study by INFORMS found that tweets are more effective in predicting future TV ratings than Google Trends. The researchers analyzed over 1.8 billion tweets and 113 million Google searches for TV shows during the 2008-2012 seasons.
A recent study found that cognitive ability is not a consistent predictor of prejudice, and that low ability only predicts prejudice towards specific liberal and unconventional groups. High ability instead tends to predict prejudice against conservative and conventional groups.
Researchers from the University of Iowa's Tippie College of Business developed an optimization model that analyzes years of Monday Night Football viewership. The study identifies factors such as defending Super Bowl champions, high-profile personnel changes, and teams with high-powered offenses as key predictors of high ratings.
Research reveals racial differences in stroke care procedures, with minority patients receiving more life-sustaining treatments like gastrostomy and tracheostomy. However, curative procedures such as IVT and carotid revascularization were less common among minority patients, highlighting disparities in stroke care.
A study found significant differences in gene expression between African American and European American men with prostate cancer, highlighting racial disparities. Vitamin D supplementation reduced these disparities, suggesting a therapeutic potential for addressing racial disparities in prostate cancer outcomes.
A new study found that sexual minority boys and girls are more likely to engage in unhealthy eating habits, with lesbian and bisexual girls facing a widening gap in rates. The study analyzed data from youth ages 12-18 and found disparities in disordered eating behaviors between sexual minority teens and their heterosexual peers.
GPM data showed heavy rainfall on Estelle's eastern side, later shifting west of center. Precipitation rates reached over 65 mm/h, with some storms having heights exceeding 11.6 km.
Researchers have successfully generated spin waves with extremely short wavelengths in the nanometer range, a key feature for their future application. The new method uses a magnetic vortex as a nano-antenna, allowing for precise control over the wavelength and wave properties.
A new study describes a scalable solution for transforming health-care delivery in primary care into the PCMH model. A simplified form of cognitive task analysis (CTA) was used to analyze how doctors' office staff thought about and delivered care, advising them on improvements.