Articles tagged with Data Analysis
A study analyzed mood words in 20th century books and found a decrease in emotional words overall, but an increase in fear since the 1970s. Books written in American English are significantly more 'emotional' than their British counterparts.
A new study found that 3-year-olds endorse equal sharing norms, but fail to follow them until they reach 7-8 years old. Researchers gave stickers valued by children of all ages and asked about sharing, finding consistent endorsement across ages. However, actual behavior showed a gap between endorsed and followed norms.
A recent survey by NORC at the University of Chicago found that getting ahead is seen as a personal responsibility, with employers investing in training but facing confidence issues. Lower-wage workers are less satisfied and perceive fewer advancement opportunities, with pessimism being acute among white and younger workers.
A study found that adults who experience a stroke before age 50 have a significantly higher risk of death over the next 20 years compared to the general population. The researchers also noted that patients who survive their first 30 days after ischemic stroke are at an increased risk of mortality throughout subsequent decades.
Researchers found that bottlenose dolphin leaders are more likely to lead relatives, suggesting individual choices play a role in leader selection. This study provides insights into complex social dynamics of bottlenose dolphins.
Researchers found that one-sided cellphone conversations are more distracting and memorable for bystanders than chats between two people. Participants rated cell phone conversations as more distracting and recalled more words from them.
Outpatient oncology practices have seen a significant increase in performance on quality measures, especially in adopting new clinical practices. The mean normalized performance score improved from 71 to 85 percent between 2006 and 2010.
Researchers orally disseminated their HIV research findings to 477 participants, who enthusiastically received the information and identified new areas for investigation. The dissemination conference was funded by several organizations, including the National Institutes of Health.
The new center is designed to improve how science is conducted and communicated, with tools to promote accurate and transparent findings. It also provides incentives for original research and replication of previous studies.
A large study of veterans found that HIV infection is independently associated with an increased risk of acute myocardial infarction (AMI or heart attack), even after adjusting for standard risk factors. The study also identified other risk factors, including low CD4 cell count and hepatitis C virus, as contributing to the increased risk.
A team of researchers at Saarland University developed the Hadoop Aggressive Indexing Library (HAIL), a technique that enables fast and efficient searching in large datasets. By generating indexes for multiple criteria, HAIL can query big datasets up to 100 times faster than traditional methods.
A mathematical modeling study found that deworming programs targeting schools only target a small proportion of parasites in the community, with little long-term effect on transmission. Researchers emphasize the need for more calculation-based approaches and alternative strategies to control soil-transmitted helminths.
Bearded capuchin monkeys deliberately place palm nuts in a stable position to crack them open, revealing their capacity for tactile strategy. The researchers found that the monkeys' tool-use skills improved with experience, as they learned to optimize the placement of the nut based on its shape.
A recent study found that consuming avocados was associated with improved nutrient intake levels, lower body weight, and higher 'good cholesterol' levels. Avocado consumers also had a 50% lower risk of metabolic syndrome compared to non-consumers.
Research reveals that people with disabilities are three times more likely to experience physical or sexual violence than those without disabilities. Additionally, victims with disability are twice as likely to experience emotional difficulties following violence, highlighting the need for targeted support and prevention programs.
The National Institutes of Health is launching a $700 million project to develop a common data-sharing framework for biomedical research. This framework aims to integrate millions of gigabytes of data from various disciplines, enabling researchers to tap into a gold mine of information and improve disease treatment and cure rates.
Researchers analyze air pollution levels and health effects, identifying communities at higher risk for respiratory diseases. The study aims to improve understanding of cause-and-effect relationships between pollution and health outcomes.
A new study reveals that cyberstalking victims experience increased self-protective behaviors, including changing jobs or email addresses, and face higher financial costs compared to traditional stalking victims. The study also finds that cyberstalking victims exhibit greater fear over time, suggesting a more severe condition.
Scientists from Harvard Medical School and business innovators used a crowdsourcing platform to analyze vast amounts of genetic data, achieving unprecedented accuracy and speed. The study demonstrates the potential for combining basic science research with commercial sector expertise to solve complex problems.
Researchers found that sockeye salmon imprint on the magnetic field they experience when first entering the sea as juveniles, using it as a homing mechanism. This discovery has practical applications for predicting salmon distribution and understanding the impact of environmental changes on their navigation.
A new study finds that happiness increases with age, but a person's overall level of well-being depends on when they were born. Life satisfaction increased over time for each birth cohort, while those born earlier in the 20th century had lower levels of well-being due to economic conditions.
A recent study published in PLOS ONE found that women who are more aware of their internal bodily signals, such as their heartbeat, tend to have lower levels of self-objectification. This increased awareness is linked to a reduced tendency to think of one's body as an object, rather than a source of physical competence and health.
A new method uses static code analysis to guide test case generation, detecting common types of concurrency errors. It outperforms existing methods by integrating dynamic analysis and minimizing false positives.
Researchers have developed a new method to produce molecular magnets, which could lead to the creation of smaller, more efficient storage media and processors. The new system exploits the interactions between molecules and their substrate, enabling magnetic states to be selectively switched on and off using magnetic fields.
A new study published in PLOS ONE found that taking smaller bites outweighs the tendency to eat more when distracted. Researchers discovered that participants who ate pre-specified small sips of soup consumed about 30% less soup than those who didn't have a set size limit.
A new study by Dr. Ilene Siegler and colleagues found that having a partner during middle age is protective against premature death. Married individuals had a significantly lower risk of dying early compared to those who never married or lost their partner, even after controlling for personality and health behaviors.
A study published in PLOS ONE found that people judge men's trustworthiness based on face shape and eye color, with brown-eyed faces appearing more trustworthy than blue eyes. The researchers tested various combinations of eye color and face shape to determine which features contributed most to the perception of trustworthiness.
A collaborative project by RDAV and University of Tennessee artist Evan Meaney has won the jury prize for Distributed Microtopias exhibition at FLEFF. The 'Null_Sets' artwork visualizes data size and structure using an open-source script, exploring the gap between data and information.
A study at Ben-Gurion University predicts course grades based on students' online and offline social connections. The researchers found that students with good social networks tend to excel academically and are more likely to pair with peers who share similar strengths.
Researchers found that female avatars expose substantially more skin than males, independent of their virtual body proportions. The study analyzed data from over 400 virtual people and found a dramatic gender difference in the propensity to disclose naked skin.
An analysis of nationally representative survey data found significant improvement in the delivery of underused care, including better use of antithrombotic therapy and aspirin for atrial fibrillation. However, the study also found limited changes in reducing inappropriate care, such as overuse of antibiotics for asthma exacerbations.
A study analyzing data from 28 US children's hospitals found a significant increase in resource use among hospitalized children with chronic conditions. The study reveals that children with complex, lifelong illnesses accounted for the largest percentage of hospital charges and days.
A recent study published in Psychological Medicine found that individuals with chronic anxiety are more vulnerable to developing PTSD. The research analyzed data from over 1,000 participants and found that those who scored higher on neuroticism as the study began were more likely to develop PTSD.
Researchers at SDSU are analyzing the interaction between facial movements and speech-language development in children with cerebral palsy. They are using motion capture technology to collect data on mouth movements, which can help create more effective speech therapy techniques.
Non-communicable diseases, such as cancer and heart disease, accounted for nearly two-thirds of all deaths globally in 2010. Ischaemic heart disease and stroke were responsible for one in four deaths, a significant increase from the previous decade.
A University of Oklahoma study analyzed ancient DNA from human fecal samples to understand changes in the human gut microbiome. The results suggest that the last 100 years have seen a major shift in the human gut microbiome, with broader implications for modern health.
Research published in PLOS ONE found that liberals and conservatives hold correct but exaggerated moral stereotypes about each other's views. The study suggests that liberals and conservatives are more similar in their moral judgments than previously thought.
A new statistical method called bootstrapping has been used to calculate uncertainty intervals for child mortality rate estimates in 174 countries. This approach provides more insights into countries' progress in reducing child mortality, enabling a categorization of countries based on the evidence for progress.
Volunteers who saw larger portions before eating reported less hunger 2-3 hours later, while those seeing smaller portions did not. This suggests that cognitive processes influence feelings of satiety after meals.
Researchers found that over 14,000 fish from Czech Christmas markets aligned themselves along the north-south axis, suggesting an unknown capacity for geomagnetic sensing. The fish's orientation was unaffected by human presence or environmental stimuli, pointing to a likely geomagnetic cue.
Research by Pia Aravena and colleagues found that hearing action-related verbs can induce unconscious physical responses, such as increased grip force. The study used sentence structures with positive or negative verbs to explore language-induced motor activity in the human brain.
Researchers developed a new method to analyze genetic data to learn about population history, using the Ashkenazi Jews and Masai people as test subjects. This approach allows for detailed events in recent history to be recovered within the last few centuries.
A new study has identified factors during pregnancy and postpartum that can predict pelvic girdle pain among working women. History of low back pain and higher somatization are found to be predictors, while more sleep or rest and fewer days of bed rest after delivery are associated with a lower risk.
A study published in JAMA found that only 21.5% of graduating medical residents reported a career plan in general internal medicine. The majority (65.3%) opted for subspecialty careers. Gender and nationality differences were observed, with women more likely to pursue generalist careers.
A new study by Dr. Elizabeth Mokyr Horner found that individuals experience a large improvement in well-being and life satisfaction after retirement, but this benefit stabilizes at age 70 regardless of the individual's retirement age. The researcher concludes that well-being may be affected minimally by increasing the retirement age.
A new program will explore solutions for preserving high-energy physics data from the LHC, Fermilab Tevatron, and other research communities. The team aims to develop a global data and software preservation infrastructure.
Research published in PLOS ONE found that moral evaluations are faster and more extreme than pragmatic ones, with greater flexibility in consideration. The study suggests people can evaluate choices using either moral or non-moral considerations, leading to different choices for the same actions.
The Nautilus supercomputer at the University of Tennessee's RDAV Center has been upgraded with four new SGI UV 10 units, adding 128 cores and 512 GB of memory. This upgrade will enable more researchers to use high-performance computing (HPC) for data analysis.
Research published in PLOS ONE found that dogs, like Gable the Border Collie, associate words with categories rather than shapes or textures, a difference from human learning processes. Dogs are able to identify objects of similar size by name, but not shape, suggesting a qualitative difference in word comprehension.
Research using ultrasound scans distinguishes between yawns and simple mouth openings in fetuses, with more than half of all mouth openings being yawns at 24 weeks gestation. The study suggests that fetal yawning trends may be used to monitor healthy development, possibly related to brain maturation.
A Baylor University sociologist found that blending family commitment with strong religion can dampen civic participation. The study, published in Social Science Research, analyzed data from the National Survey of Families and Households, suggesting that familistic individuals may have limited time and energy for secular organizations.
Suicide rates in the US rose sharply from 1999 to 2010, with a quadrupled increase from 2008 to 2010, accounting for around 1500 additional deaths per year since 2007. Rising unemployment is believed to be a major contributor to this trend.
A recent study in Neurosurgical Focus highlights the importance of preoperative, intraoperative, and postoperative processes in reducing neurosurgery-related adverse events. The authors propose a national registry for outcome data and monitoring, as well as standardization of specialized equipment and evidence-based guidelines.
Researchers at UCSB have made a significant discovery in the study of split-brain research, uncovering dynamic changes in brain coordination patterns between left and right hemispheres. The findings show that healthy test subjects respond less accurately when information is shown only to the right brain.
Entomologists at UC Riverside reconstructed the evolutionary history of assassin bugs using molecular, paleontological, behavioral, and ecological data. The new phylogeny reveals that kissing bugs originated around 27-32 million years ago, contradicting previous estimates, and suggests a single origin or two separate but close origins.
A recent analysis of Japan fisheries data reveals that most fish caught off the northeast coast remain below seafood consumption limits, despite tightened regulations. However, highly contaminated demersal fish consistently show high levels of cesium contamination from the damaged nuclear power plant.
A recent UCSF study found that most liver transplant candidates who died or were removed from the transplant list received one or more liver donation offers prior to death/delisting. The study suggests that efforts to reduce wait-list mortality must target multiple factors beyond just organ availability.
The implementation of a 24-h ICU in-house staff intensivist coverage significantly improved mortality rates and reduced hospital length of stay by nearly half a day. This model also led to quicker decision-making and a positive trend in end-of-life care quality.
The Living Voters Guide has expanded to include fact-checking by Seattle Public Library staff, providing voters with credible information and signals as to what's believable. This initiative aims to promote constructive online debate and informed voting through a collaborative and user-friendly platform.
The probe dug a 12 cm deep hole before bouncing out onto a flat surface, sliding 30 cm across the surface due to friction. The probe wobbled back and forth five times before coming to rest, suggesting the surface was soft enough to make a hole but hard enough to support wobbling