Articles tagged with Decision Making
Researchers developed a deep-learning model to assess CXR images for probable COVID-19 severity. The model achieved an area under the receiver operating characteristic curve of 0.78 when predicting intensive care need within 24 hours.
Researchers found that natural forgetting can be reversed in certain circumstances, with memories stored in engram cells still intact but inaccessible. Competition between engrams affects recall, and forgotten memory traces can be reactivated by cues or updated with new information.
A study found that teenage smokers have less grey matter in their left frontal lobe, associated with decision-making and rule-breaking. This loss of grey matter may lead to increased impulsivity and a desire for smoking, as well as weaken control over nicotine use.
Researchers found that participants with MCI performed significantly worse on a test of four types of decision-making abilities compared to those without. The study's findings have broad implications for choices about finances, health care, and other daily decisions.
A recent study published in the International Journal of Hospitality Management suggests that restaurants can encourage customers to choose healthier food options by adjusting the font size of nutritional information on menus. By representing calorie values incongruously, businesses can effectively 'nudge' customers towards making heal...
Researchers developed two versions of a survey to measure the experience of communication between families of inpatients unable to make decisions for themselves. The five-question survey provides a brief snapshot of the experience, while the 10-item survey adds questions about information and emotional support.
A survey study found that gender-affirming mastectomies result in low levels of decisional regret and high satisfaction among patients. This suggests that current validated instruments may not be suitable for assessing post-surgical outcomes.
A new study by the Annenberg Public Policy Center found that people are more likely to recommend an RSV vaccine if they understand the rigorous process of the FDA's vaccine approval process. The study showed that 57% of those exposed to a flowchart were very or somewhat likely to recommend the vaccine, compared to 40% in a control group.
Researchers analyzed 26 million eBay negotiations to determine optimal low first offers. Lower first offers effectively bring down final sale prices, while a linear anchoring effect benefits buyers. The study identifies three zones: safety, acceleration, and saturation zones, where impasse risk decreases or increases.
Researchers from HSE University challenged the famous Libet studies on free will, revealing a lack of correlation between brain activity and decision-making. The study used advanced EEG techniques to investigate the timing of intention awareness and final decision, finding that the latter could be influenced by experimental procedures.
A recent study published in Nature Communications identified an important brain circuit for socially subjective reward valuation, finding that temporarily disconnecting the medial prefrontal cortex from the lateral hypothalamus reduces susceptibility to others' rewards but not individual expectations. This research has significant impl...
Researchers found that people consider response times when evaluating moral character and transactional situations, revealing insights into online buyers and sellers. By understanding response time patterns, savvy buyers and sellers can manipulate them to negotiate more effectively.
Primary care physicians face challenges in prescribing medications for alcohol use disorder (MAUD), citing negative personal beliefs about treatment effectiveness and patient adherence. Despite this, they selectively prescribe MAUD to motivated patients with severe AUD or receiving concurrent treatments, highlighting the need for incre...
In a study published in Animal Behaviour, researchers found that male field crickets adjust their song patterns based on the proximity of rivals. When another cricket is within one meter, males are less likely to sing, suggesting they prioritize territorial defense over courtship displays.
The PhRMA Foundation is launching a grant program to fund research on the use of digital health technologies in diverse populations. The program aims to advance regulatory decision-making and promote health equity. Eligible applicants must submit letters of intent by September 29, 2023.
Researchers found that fruit flies prefer larger quantities, but struggle to distinguish between 3 and 4 objects, highlighting the importance of ratio perception. LC11 neurons are essential for comparing quantities in fruit flies.
A mobile app is being tested to help students with disabilities such as autism, down syndrome, and learning disorders. The app, I-Connect, will enable select students to set goals, track progress, and receive prompts to improve their behavior and engagement in class.
A synoptic report improved the completeness of pretreatment CT reports in patients with advanced ovarian cancer. Involvement of surgically established unresectable or challenging-to-resect disease sites was mentioned in all disease-specific synoptic reports, compared to 37% of simple structured reports.
Researchers propose a novel architecture, multi-agent decision transformers (MADT), to solve complex decision-making tasks in multi-agent reinforcement learning. By leveraging sequence modelling and attention mechanisms, MADT achieves fast adaptation and superior performance via learning one big sequence model.
The SELINA project launched its Demonstration Projects, featuring 15 innovative examples from 12 countries. These projects demonstrate how knowledge on biodiversity can inform public and private decision-making. Participants gained insights into their future plans and potential synergies between the public and private sectors.
A new study in Nature reveals that fruit flies use a rise-to-threshold calcium signal to guide their decision-making process, similar to humans weighing options. Flies that spent more time exploring made more accurate decisions, mirroring the finding that humans tend to make better choices when given more time.
A new study from the University of Missouri-Columbia found that supportive communities and education about breastfeeding health benefits can boost breastfeeding rates, particularly in rural areas where it is less common. The study also showed that reduced stigma surrounding breastfeeding occurred with increased community exposure.
A deep learning-based model developed in 7,105 patients predicted 30-day all-cause mortality in patients with CAP with AUCs ranging from 0.77 to 0.80. The model showed higher specificity than the CURB-65 score at the same sensitivity.
Researchers found that up to half of consumers decide to throw away milk based solely on the date label, without considering the phrasing in front of it. The study suggests that policymakers and industry leaders should work towards settling on a universal two-phrase system for quality and safety concerns.
Researchers found a disrupted balance between glutamate and GABA neurotransmitters in the brains of people with OCD, which may lead to new treatment strategies. The study also suggests that excess glutamate levels could serve as a biomarker for OCD.
A randomized controlled trial found that time-restricted eating produced similar weight loss results to traditional calorie counting in a racially diverse population of adults with obesity. Participants who engaged in 8-hour time-restricted eating had improved insulin sensitivity compared to those in the control group.
A meta-analysis of 60,000 participants found that corrections are more successful when issues are emotionally positive, match ideology, and provide abundant details. However, polarized misinformation proves harder to correct, with corrections failing twice as often.
A study by Macquarie University researchers explores how players respond to morality meters in games, showing that most ignore clear moral choices but use them when ambiguous. The research provides insights into the impact of morality meters on player behavior and has implications for moral education and awareness.
A recent study found that cognitive enhancers, such as Ritalin and modafinil, may actually inhibit performance and productivity in neurotypical workers and students. Participants who performed well on a complex decision-making task showed decreased accuracy and efficiency when taking the drugs.
ChatGPT achieved high scores in clinical reasoning and demonstrated rapid response times to evolving questions. However, its lack of local ethnic knowledge and limited medical references hindered its performance in highly contextual situations.
A University of Washington study examines the effects of strategy courses on MBA students' decision-making abilities, industry concerns, and mental representations. The results show that strategy courses improve accuracy, increase attention to broader details, and boost confidence among students.
Researchers built personalized brain network models to simulate brain dynamics and found that people with higher fluid intelligence took more time to solve difficult tasks compared to those with lower FI. This suggests that a synchronized brain is better at solving problems but not necessarily faster.
A team of cognitive scientists created a computational model to understand the factors affecting decision-making and planning depth. They found that better planning is driven by the ability to recognize patterns more accurately and in less time, pointing to the benefits of practice and experience.
A nine-year study led by Kyoto University found that critical thinking and logical decision-making promoted intelligent attitudes and risk literacy, reducing anxiety and food avoidance among citizens in Tokyo and Kansai regions.
Researchers found that patient-guided tours empower patients to describe their own clinical experiences, increasing comfort levels and collaboration with medical teams. The approach shows promise in understanding the experiences of patients with disabilities in clinic settings.
A study of nearly 67,200 postmenopausal women found that the Fracture Risk Assessment Tool (FRAX) was inadequate for identifying osteoporotic fracture risk across racial/ethnic categories. However, the Osteoporosis Self-Assessment Tool (OST) was excellent for detecting osteoporosis within each category.
A decision analytical model found that increased uptake of bivalent booster vaccination among eligible age groups decreased pediatric hospitalizations and school absenteeism. The benefits of booster campaigns for children may be substantial, suggesting a focus on younger populations is crucial.
A recent study analyzes national greenhouse gas emission inventories, revealing limited accuracy and transparency in low-and-middle-income countries. The review highlights the need for improved reporting methodologies to manage food security and climate change adaptation and mitigation.
A survey study found that fewer than 1 in 10 vaccinated individuals received an incentive, with most reporting no change in their decision to get vaccinated. The study suggests that policy efforts to incentivize vaccination may be ineffective.
A study by Ohio State University researchers found that college students were less consistent in their decision making during the 2020 fall semester compared to previous years. Students were more likely to cycle between relying on gut instincts and thoroughly evaluating information depending on how scenarios were described.
Experts warn that shared decision-making policies for prostate cancer testing lead to high rates of unnecessary testing and harm, particularly in older men and those from disadvantaged areas. A comprehensive risk-based approach or restricting testing to symptomatic cases could reduce overdiagnosis and overtreatment.
A Cornell University-led study using the Tetris game found that players who receive fewer turns perceive their partner as less likable, regardless of whether a human or AI allocates the turns. The researchers also discovered that machine allocation behavior can lead to worse performance and gameplay when fairness is not guaranteed.
Cocaine use disorder has been rising for over a decade, with no robust treatment available. Researchers are using cocaine contingency management to provide cash or value in exchange for drug-free urine samples, aiming to change an individual's temporal horizon and reduce consumption. The study aims to guide innovative interventions tha...
A new interactive online Fragility Fracture Decision Aid can help clinicians and patients visualize their individual risk of fracture. The Canadian Task Force on Preventive Health Care recommends a "risk assessment–first" screening process for women 65 years and older, centered around shared decision-making with primary care providers.
Researchers discuss the importance of biomarkers in breast lump management, enabling patients to make informed decisions between proactive treatment and watchful waiting. The development of biomarkers could provide personalized risk assessments and guide treatment strategies for women with breast lumps.
A groundbreaking study published in Nature Neuroscience shows that monkeys can think deeply about problems, consider multiple factors, and find optimal outcomes. This discovery challenges traditional views on animal intelligence and highlights the complexity of monkey cognition.
Researchers at Bar-Ilan University have discovered that efficient learning on artificial shallow architectures can achieve the same classification success rates as deep learning architectures, but with less computational complexity. This breakthrough has significant implications for the development of unique hardware and advanced GPU t...
A highly pathogenic bird flu, H5N1, is spreading rapidly in the US, decimating wild birds and impacting poultry, with egg prices soaring. The study's findings highlight the need for unprecedented coordination to manage the spread of the disease, which may become endemic, posing risks to food security and the economy.
Researchers found that forecasters have an incentive to misreport when their reputation is at stake, with higher levels of misreporting in less uncertain situations. The study suggests firms should trust expert advice when uncertainty is high and link evaluations to ex-post accuracy to reduce misreporting.
A recent study found that humans process social situations similarly, with an extensive neural network processing various social information. The study identified main dimensions of social perception, including antisocial behavior, sexual or affiliative behavior, and communication.
Researchers found that removing ovaries during a benign hysterectomy increases the risk of hospitalization for cardiovascular disease in premenopausal women, but not necessarily for cancer. The study supports current recommendations to conserve ovaries in premenopausal patients at low risk for ovarian cancer.
Experts recommend managing SARS-CoV-2 like other endemic respiratory viruses using Standard and Transmission-based Precautions. They also suggest reconsidering pandemic-era strategies such as asymptomatic testing and contact tracing in the endemic era.
The workshop identified resistance to change, lack of capacity, and political will as common barriers to implementing biodiversity and ecosystem services. Enabling factors include communication, stakeholder engagement, data availability, EU regulations, synergies, and collaboration.
A study published in Nature Neuroscience reveals that the brain can compute multiple alternative decision strategies simultaneously, which may facilitate cognitive flexibility and learning. Researchers used a 'virtual reality' setup to study mice searching for water in a virtual world, finding that the brain activity patterns reflected...
Researchers found that membership-based free shipping (MFS) can increase net customer revenue by up to 12.75%, as heavy buyers consolidate their spending after enrollment. Light buyers contribute the highest percentage change in revenue contribution, while heavy buyers may exploit free shipping benefits and lose money for retailers.
A UTEP researcher has received a prestigious NSF grant to support his research on the neural mechanisms of decision-making. The award will also fund educational components and undergraduate/graduate courses focused on computational and biological science.
Research from the University of Kansas shows that families in Washington D.C.'s school choice policy are making choices that perpetuate segregation. Despite having more opportunities for integration, white families are returning to city centers and using tactics such as gaming the lottery system to secure spots in desirable schools.
A study of over 43,000 adults found that parathyroidectomy has no estimated effect on long-term kidney function in older adults. However, early treatment may preserve kidney function in patients younger than 60 years old.
A brain-inspired intelligent robotic system is constructed to deal with current limitations, introducing core neural mechanisms and corresponding algorithms. The simulation platform integrates brain-inspired algorithms in vision, decision-making, and movement control, providing efficient tools for researchers.
A team of UBC Okanagan researchers has developed a regional house price mining and forecasting framework (RHPMF) that provides comprehensive reports on neighborhood data. The tool helps users analyze population, social dynamics, housing costs, and historical background to assess the market and make informed decisions.