Articles tagged with Data Analysis
Michel Balinski has made significant contributions to linear and nonlinear optimization, as well as electoral decisions and voting systems. His work has had direct practical application in several countries and is recognized as having the highest scientific excellence.
INFORMS President's Award recognizes Arthur Geoffrion's impact in optimization theory, mentoring and teaching OR/MS professionals. He is a former president of INFORMS and TIMS, and has authored over 60 scholarly papers.
A study by the University of Copenhagen's Niels Bohr Institute reveals common features in user activity on Twitter and stock market transactions. The analysis shows that events in society trigger collective behaviour among large groups, leading to sudden and intense online activity.
A study led by the University of Bristol found mortality rates in the first 90 days following hip replacement surgery have dramatically decreased from 0.6% to 0.3%, with four treatment options associated with lower death rates: spinal anaesthetic, posterior approach, heparin and mechanical thromboprophylaxis.
The NIH has launched the first phase of the Microbiome Cloud Project, a collaboration with Amazon Web Services that provides a free public dataset of genetic information on microbes. This initiative aims to facilitate analysis and discovery by reducing computing infrastructure and technical expertise requirements.
Rice University researchers are developing a customized, energy-efficient optical network called BOLD to handle the growing amounts of data in various scientific fields. The new network will utilize optical switches with high capacity and low power consumption, enabling faster processing and analysis of large datasets.
A new study published in Bioresource Technology found that algae biofuel reduces life cycle CO2 emissions by 50-70% compared to petroleum fuels. The study also reveals that algae-based fuels have a similar Energy Return on Investment (EROI) as conventional petroleum, making them a promising long-term source of sustainable energy.
A study published in PLOS ONE found that e-readers with short lines of text increased reading speed and comprehension among some dyslexic high school students. This suggests that the use of short lines on e-readers may help reduce visual distractions and improve focus for individuals with dyslexia.
A recent MIT study found that high-energy electron activity in space may contribute to failures in geostationary satellites. The research team analyzed data from eight satellites and found that most failures occurred during declining phases of the solar cycle, particularly when Kp index was three or less.
Researchers analyzed customer behavior in pubs and clubs to determine effective signals for ordering a drink. They found that positioning themselves directly at the bar counter is a successful signal, while avoiding these behaviors indicates non-ordering intentions.
A study of over 2,300 US medical students found that 62.1% expected debt above $150,000, with Black students facing the highest burden. The finding may help explain why matriculation among Blacks is declining despite rising Hispanic enrollment.
A study found that using electronic health records (EHRs) with computerized and automated growth monitoring led to a higher detection rate of growth disorders in children. The system referred abnormal data for review, resulting in 28 new diagnoses compared to 4 in the control period.
Researchers found that about 25% of mature female tiger sharks migrate from remote atolls to the main Hawaiian Islands between September and October, potentially to give birth. This study provides insight into tiger shark migration patterns and their potential link to attacks in Hawaii.
Researchers found that spouses tend to have similar levels of retirement planning, which can lead to more success and less stress when leaving the workforce. Couples can make retirement a more positive experience by preplanning and discussing their expectations with each other.
A study found that older adults undergoing spinal stenosis surgery are at higher risk of major medical complications. Preoperative factors such as ASA class and spinal fusion significantly increased the risk of heart attack, stroke, pneumonia, and sepsis.
A new study published in the Journal of the National Cancer Institute found a link between drinking alcohol before first pregnancy and an increased risk of breast cancer and benign breast disease. The study, which analyzed data from over 91,000 women, suggests that breast tissue is particularly susceptible to carcinogens during this pe...
Researchers developed a new state-space model to analyze fish movement data collected by marine observation networks. The model quantifies uncertainty associated with imperfect locating systems, providing better information for marine conservation activities.
Conservation scientists work a substantial amount of their time outside regular office hours, with Japanese and Chinese researchers submitting nearly 40% of their manuscripts outside regular office hours. This trend is increasing, with potential negative impacts on the quality of scientific work and life-work balance.
A study by Davide Zoccolan and colleagues found that the anterior inferotemporal cortex (IT) categorizes objects based on visual similarity, except for four-legged animals which are represented by semantic meaning. The IT retains a 'raw' lower-level coding of object properties like color and size.
Research suggests that believing in precognition can provide a psychological boost to perceived control, particularly when individuals feel a loss of control. People who experienced loss of control reported increased belief in precognition and subsequently felt more in control.
Researchers found that entrepreneurs exhibit higher levels of rule-breaking behavior during adolescence, such as cheating and truancy. However, this behavior tends to dissipate by adulthood, with most entrepreneurs showing no significant difference in anti-social tendencies compared to non-entrepreneurs.
A new study shows that citizen scientists can analyze satellite data and identify human impact as accurately as experts. However, experts were better at identifying specific land cover types. Interactive training and feedback may help non-experts improve their classification rates.
A Cochrane review found that interventions improving water quality and hygiene practices resulted in an average 0.5cm increased height growth in children under five. Access to clean water and soap was associated with reduced microbiological and parasitic infestations, positively impacting child development.
A study found that female deaths are underreported to coroners in England and Wales, with women being half as likely to proceed to an inquest. Men, on the other hand, were overrepresented in occupational diseases and suicide verdicts, while women were more likely to receive natural causes verdicts.
A new study by Jonah Berger and Raghuram Iyengar found that written conversations on Facebook lead to discussions of more interesting products and brands compared to oral conversations. This is because written communication allows consumers time to think before responding, enabling them to select more engaging topics.
A study of over 240,000 participants found that women with a history of kidney stones had an increased risk of coronary heart disease, while no association was seen in men. The researchers suggest further research is needed to determine the underlying cause of this sex-specific association.
A systematic review and meta-analysis found that barriers to preventing malaria in pregnant women are consistent across sub-Saharan African countries. Common issues include unclear policy, healthcare facility shortages, and confusion among providers, delaying antenatal care and impacting uptake of interventions.
The Disney Research, Zürich team developed an algorithm that can effectively leverage large amounts of data to build 3D models of complex scenes. This method allows for precise depth estimates at the edges of objects, producing accurate silhouettes and enabling efficient processing with standard graphics processing units.
Malpractice claims in primary care mainly stem from missed diagnoses of cancer, heart attack, and meningitis, with a substantial proportion of deaths attributed to these errors. Drug errors also account for a significant share of claims, although rates vary across countries.
Researchers found that acoustic features of music influence walkers' stride length and speed, regardless of tempo. Participants who walked to faster-paced music were more likely to rate it as bad or aggressive.
Researchers found a significant difference in cardiac catheterization rates between New York State and Ontario, with New York performing fewer procedures due to lower obstructive coronary artery disease (CAD) burdens. This selective approach improved diagnostic efficiency while reducing costs.
A study of data from Scotland found that abortion was a strong risk factor for subsequent preterm birth in the 1980s, but this link weakened and disappeared over the next 20 years. Modern methods of abortion reduced the risk of spontaneous preterm birth.
A new report published in Journal of the Academy of Nutrition and Dietetics found that documented caloric requirements in medical records lead to higher caloric intake among critically ill children. Registered dietitians had a significant impact on nutritional outcomes, with over 95% determining the documented caloric requirement.
Dolores H. Hill, a NASA scientist, has been selected by the White House as a Citizen Science Champion of Change for her work on the Target Asteroids project. The project aims to engage amateur astronomers in tracking near-Earth objects and improve our understanding of asteroids.
Patients with strokes often encounter barriers in receiving adequate care due to fragmented services and poor communication. Systematic review findings highlight the need for health systems to prioritize patient needs over healthcare systems.
A recent survey conducted by the AP-NORC Center for Public Affairs Research found that social factors such as neighborhood bonds and social supports play a vital role in coping with disasters. The study revealed that friends, family, and neighbors were the most important sources of help before, during, and after Superstorm Sandy.
Researchers will develop tools to leverage cancer genomics data, enabling clinically useful predictions and comparisons between algorithms. The Biomedical Evidence Graph (BMEG) database will store interpretive information derived from raw sequence data.
Researchers have created a powerful digital system, SALSA, to analyze billions of tweets and social media messages in just seconds. The tool helps emergency responders receive early information about natural disasters and public health advocates protect people's health by identifying valuable patterns amidst vast amounts of noise.
A study by Georgia State University researcher Jeremy Diem found that a decrease in pollution following the passage of the Clean Air Act of 1970 led to an increase in summer rainfall for the Atlanta metropolitan area. Precipitation levels dropped in the 1950s and 1960s due to air pollution, but rebounded in the late 1970s as pollution ...
A study by Berkeley Lab found that increasing classroom ventilation rates up to the state standard can reduce student absences by approximately 3.4 percent, leading to significant cost savings for schools and families. This reduction in absenteeism is estimated to be worth $33 million annually to California's school districts.
Baylor researchers found that entrepreneurs in the US pray daily and attend services in congregations that encourage business and profit-making. The study suggests that faith communities may play a role in preparing individuals for entrepreneurship.
Researchers found that the percentage of emergency bowel surgeries varies wildly from state to state, with some states having 7% mortality rates compared to less than 1% in others. The study suggests that analyzing potential contributing factors may help decrease these rates and improve outcomes.
Researchers found that senior athletes outperformed their junior counterparts in most events, with a significantly greater percentage of improvement in lifetime best performance. Only 23.6% of junior athletes went on to medal in the Olympics, while 29.9% of Olympians won medals earlier in their career.
A new study by the University of Toronto's Rotman School of Management found that corporate philanthropy increases during mega-events like the Super Bowl and decreases during severe natural disasters. This suggests that local communities still matter to corporations, even in a globalized age.
The VINARES initiative, launched in Vietnam, aims to strengthen antimicrobial stewardship and has shown encouraging impact. By galvanizing political and medical leadership, the program is providing a framework for long-term self-sufficient infection surveillance and antimicrobial stewardship.
A recent analysis found that the rise in treated disease prevalence and spending per treated case accounted for most of the increase in US healthcare spending between 1987 and 2009. The study, published in Health Affairs, also revealed that obesity contributed to 10.4% of the overall rise in spending.
A recent study found that nearly 43% of high school students admit to texting while driving, with higher prevalence among males and older teens. The American Academy of Pediatrics warns that this behavior significantly increases the risk of accidents, making it more dangerous than driving under the influence.
NMR spectrometer Pulsar offers affordable and accessible analysis of molecular structure and composition, enabling quality control labs and university teaching centers to utilize the technique.
A study by Patricia de Cocq and colleagues found that 'rising trot' reduces the force exerted on a horse's back, decreasing the risk of injury. By analyzing data from experienced dressage riders using both techniques, they showed that rising trot significantly reduced the load on horses' backs.
Women with cosmetic breast implants are at a higher risk of being diagnosed with late-stage breast cancer and having poorer survival rates than those without implants. Researchers found a 26% increased risk of delayed diagnosis and a 38% greater risk of death from breast cancer among women with implants.
A study published by the American Sociological Association reveals that global attitudes towards domestic violence have changed significantly between 2003 and 2008, with Nigeria experiencing the largest shift. Attitudes among men were more likely to reject domestic violence than those of women in many countries, particularly in urban a...
The $11 million investment will support large-scale applied and small-scale innovative projects to develop new tools and methodologies. These innovations aim to improve cancer treatments, response to infectious disease outbreaks, food production, and more.
A new study published in The Journal of Pediatrics found that children who suffer from more severe concussion symptoms tend to have longer recovery times. Researchers analyzed data from 182 patients and identified the total score on the Post-Concussion Symptom Scale as a key predictor of prolonged recoveries.
A study of nearly 35,000 surgical discharges found that occurrence of postsurgical complications was associated with higher per-encounter hospital contribution margin for Medicare and private insurance patients, but lower one for Medicaid and self-pay patients. This suggests that hospitals may need to adjust their financial strategies ...
A CU-Boulder study found that people reported higher levels of happiness as they reported higher sexual frequency, but also believed their peers were having less sex than them. This 'relative aspect' of sex frequency increases happiness, suggesting social comparisons play a role in the relationship between sex and happiness.
A recent study by Ohio State University researchers found that adults who spend more time preparing food tend to exercise less, and vice versa. The study analyzed data from over 112,000 American adults and found a substitution effect between these two healthy behaviors on the same day.
A recent study published in the Journal of Marketing found that after a diagnosis of diabetes, patients tend to consume more sugary beverages and foods high in sodium or fat. The key to managing health risks is to consult with a healthcare professional about all foods that pose risks.
A joint project between QUT and The Australian Museum has mapped the koala genome, providing insights into their immune system. The study identified genes involved in B cell and T cell activation, suggesting that koalas have a capability to protect themselves against microbial pathogens like Chlamydia.
The UC San Diego/Open Science Grid collaboration successfully processed massive LHC data using SDSC's Gordon Supercomputer, providing crucial input for international planning meetings on particle physics. The project helped define the future research agenda and accelerated the search for dark matter.
Researchers analyzed survey data from 200 servers in 18 restaurants, finding that sensitivity to demographic differences predicted service levels. The study highlights the problem of poor service to African-American customers and suggests a solution by promoting tipping norms for specific levels of service quality.