A new study by Carnegie Mellon University found that young adults who were heavy drinkers before the pandemic reduced their alcohol consumption significantly during and after the pandemic. The study also showed a decrease in negative emotions and no change in using alcohol as a coping mechanism.
A recent Tepper School study found that both Republican and Democratic voters provide explicit moral justification for factually inaccurate statements from their preferred politicians. This challenge the notion of partisan voters being solely influenced by laziness or bias, instead revealing a preference for 'fact-flouting' as an effec...
Researchers studied hundreds of teams in a US hospital ED and found that teams with disconnected roles provided less efficient care, whereas teams with intersecting roles were more effective. The cognitive versatility of team members played a crucial role in this finding.
Researchers at Carnegie Mellon University and the University of Washington found that return partnerships can be a win-win for online retailers and store retailers. This arrangement allows customers to drop off returns at physical stores, reducing shipping costs for online retailers and increasing sales for store retailers.
A new machine learning method called scGHOST has been introduced to identify single-cell 3D genome subcompartments and connect them to gene expression patterns. This can reveal the spatial organization of chromosomes within the nucleus, shedding light on how DNA structure influences gene expression and disease processes.
A thermal camera can improve energy expenditure calculations by wearable devices, reducing inaccuracies from 40% to under 6%. The device tracks breathing rate and body temperature using a low-resolution thermal camera, which could be incorporated into smartwatches for $45 or less.
A study by Carnegie Mellon University and the University of Illinois Urbana-Champaign found that digital nudges can improve collaborative processes such as skill use and task strategy. However, nudges that focus on feedback or task assignments can have negative effects on collective intelligence.
Researchers at Carnegie Mellon University have created a new machine learning model that can simulate reactive processes in diverse organic materials and conditions. The model, called ANI-1xnr, performs simulations with significantly less computing power and time than traditional quantum mechanics models.
Researchers discovered similar genetic elements underlying vocal learning in humans, bats, whales, and seals. AI-powered analysis identified 50 gene regulatory elements associated with vocalization and autism in multiple mammalian species.
Researchers from Carnegie Mellon University developed an adaptive robot interface called Head-Worn Assistive Teleoperation (HAT) to help people with paralysis control a mobile robot. The device uses head motion and speech recognition, allowing users to manipulate their environment according to their will.
Researchers identified an optimal approach that uses periods of stricter and less strict lockdowns to accompany recurring epidemic waves. They also found that small changes in key parameters can flip the optimal strategy from one extreme to the other.
Women with high-status contacts actually lose status, whereas men benefit from their networks. Researchers found that women who form ties with higher-status people are seen as dominant and subject to social penalties. Organizations can take steps to reframe network building activities to protect the status perception of women.
A new study examined data from citizen scientists using a simple web-based motor test, providing unique insights into how people correct for motor control errors. The results show that adaptation peaks between 35 and 45 years of age, with demographic variables such as gender, age, and visual impairment impacting motor adaptation.
A recent study analyzed a prominent dark web fentanyl-selling operation that grew at an alarming rate, offering consumers significant discounts. The organization's sales growth and price markups made it difficult for law enforcement to shut down, allowing other organizations to fill the gap.
The Coscientist AI system has been successfully designed, planned, and executed a chemistry experiment, demonstrating its potential to revolutionize scientific research. By leveraging large language models and cloud lab technology, Coscientist can automate the experimental process, enabling scientists to design and run experiments much...
A systematic review of 20 empirical studies found that CEO financial incentives have a small predictive effect on return on assets, but no effect on other performance metrics or financial restatements. The analysis suggests caution regarding current practices and recommends alternative arrangements to enhance firm performance.
A study by Carnegie Mellon University found that nonmonetary incentives boosted coverage of local news on digital platforms. As citizen journalists reduced their output, professional journalists increased their production, leading to a decline in overall content and viewership.
A study by Carnegie Mellon University found that using alternative data from smartphones is more effective in improving financial inclusion (23% better) and business profitability (42% better) compared to social media data. This approach can help microloan companies adopt cost-effective solutions and offset potential economic loss.
A new study by Carnegie Mellon University and the University of Washington found that online dating algorithms exhibit popularity bias, recommending more attractive users over less attractive ones. This bias boosts revenue through increased engagement and matches, but may compromise user satisfaction.
A new framework for using AI in healthcare considers medical knowledge, practices, and procedures to improve patient care. The proposed framework provides practical guidance for designers, funders, and users on how to integrate AI systems with the greatest potential to help patients.
A study conducted at Carnegie Mellon University suggests that combining human curation with automated recommender technology can improve user engagement in online news outlets. The research found that algorithmic recommendations outperformed human-curated choices on average, but the human editor did better under certain conditions.
A new study by Carnegie Mellon University reveals that individuals with strong communication skills and expertise are more likely to be chosen as central members of a network. As a result, teams that choose their own central member perform better than those with randomly assigned members. The study highlights the critical role of commu...
Researchers developed Mites, a scalable system for supporting general-purpose sensors in buildings, with robust protections for privacy and security. VAX is another system that uses existing video and audio models to train ML models for privacy-sensitive sensors.
A recent study by Carnegie Mellon University and ShanghaiTech University found that China's government subsidies have had limited effect on promoting firms' productivity. The study analyzed firm-level data from 2007 to 2018 and found that subsidies often flowed to less productive firms, leading to a decline in their relative productivity.
Researchers at Carnegie Mellon University have developed a wearable device that can objectively measure the intensity of scratching, which could help evaluate the efficacy of medications meant to reduce itching. The device uses a contact microphone and accelerometer to detect high-frequency vibrations and correlates them with scratch i...
Researchers at Carnegie Mellon University and others have developed new analytical frameworks to measure climate change impacts and adaptation. Their studies suggest that correcting market failures can incidentally induce climate adaptation, with significant welfare benefits.
Researchers created a robot-assisted dressing system using artificial intelligence to accommodate various human body shapes, arm poses, and clothing selections. The system was evaluated in a human study with 510 trials across 17 participants, achieving an average success rate of 86% in pulling the sleeve of each garment onto their arm.
Researchers found that Facebook labels reduced users' engagement on social media if they noticed them, particularly for posts from Russia and China. The labels, introduced in 2020, aim to combat propaganda efforts by foreign governments.
Researchers found no effect of LEED certification on average energy consumption in federal buildings, with energy use just one of six attributes scored under the program. Tradeoffs between attributes, such as water scores and sensors, accounted for the lack of energy savings.
Researchers at Carnegie Mellon University have developed a new AI method that uses transformer models to analyze images of human cells. The technology, called subcellular spatial transcriptomics cell segmentation (SCS), accurately identifies individual cells and their constituent parts, revealing critical information about cellular org...
Researchers at Carnegie Mellon University's Robotics Institute have developed a suite of robotic systems and planners enabling robots to explore more quickly, probe the darkest corners of unknown environments, and create more accurate maps. The systems allow robots to do all this autonomously, finding their way and creating a map witho...
Researchers at Carnegie Mellon University have created a new model, Vision-Robotics Bridge, which enables robots to learn from observing humans complete tasks in any environment. The robots successfully learned 12 tasks, including opening drawers and picking up objects, with minimal practice time of just 25 minutes.
Researchers have developed DyLiN and CoDyLiN, methods that handle non-rigid deformations and topological changes in 3D structure representation. These advancements enable real-time volumetric rendering and animation with improved visual fidelity and speed.
A new framework developed by Carnegie Mellon University researchers significantly reduces consumers' privacy risk while preserving advertisers' utility in mobile location data analysis. The framework uses machine learning to quantify personalized privacy risks and performs personalized data obfuscation.
A new study by Carnegie Mellon University researchers finds that crime risk assessment tools, such as machine learning models, are prone to cohort bias when ignoring social change dynamics. This bias can generate inequality in the criminal justice system, distinct from racial bias.
Researchers found that boosting vaccine use can reduce lockdown intensity and duration, but the relationship varies based on factors like disease severity and vaccination speed. The study suggests a nuanced approach to balancing lockdowns and vaccinations in future pandemics.
Researchers argue that technology-based solutions often fall short of addressing human-based challenges to teamwork in healthcare. Integrating insights from organizational science research could reveal useful levers for amplifying teamwork necessary for patient care.
Researchers at Carnegie Mellon University argue against granting rights to robots, instead suggesting a Confucian approach of assigning roles to promote teamwork and harmony. This alternative perspective recognizes the moral status of robots as entities capable of participating in rites and contributing to society.
Researchers from Carnegie Mellon University have created a fabric and sensing system, RobotSweater, that allows machines to better interact with humans. The knitted textile 'skin' can sense contact and pressure, enabling robots to move in response to human gestures.
Researchers found that introducing financial trading in California's wholesale electricity market led to reduced volatility in prices, production costs, and carbon emissions. The study also showed improved physical market outcomes, including lower fuel costs and reduced complexity in real-time markets.
A study by Carnegie Mellon University found that customers who wore masks spent 25% less time shopping during the pandemic. Non-compliant customers did not change their shopping duration, despite being five times more likely to wear protective N95 masks.
A new study suggests that the US liver allocation policy remains biased towards certain regions, with a customized approach to equalize supply-to-demand ratios being recommended. The researchers developed a model that accurately predicts the change in a patient's organ-offer acceptance probability due to changes in policy.
A team of researchers from Carnegie Mellon University has developed an AI-based system to help clinicians make decisions quickly and precisely in the ICU. The system, called the AI Clinician Explorer, provides recommendations for treating sepsis based on data from over 18,000 patients.
Researchers created a Slack application called Nooks to initiate casual conversations and create affinity groups in online workspaces. The app uses three phases: creation, incubation, and activation, allowing users to anonymously submit topics of interest and connect with like-minded colleagues.
A study by Carnegie Mellon University found that ridesharing platforms significantly outperformed traditional taxi systems during urban emergencies. The platforms' use of technology and elastic supply of vehicles and drivers enabled them to cope with uncertainties more effectively.
Researchers developed a machine learning model that predicts strokes more accurately than current systems, using data available at hospital arrival. The model achieved high precision and sensitivity, outperforming existing scales.
Researchers at Carnegie Mellon University have designed a four-legged robotic system that can walk on a narrow balance beam, enhancing quadruped agility and balance. The system employs reaction wheel actuators to provide independent control of the body's orientation, allowing the robot to recover from sudden impacts and disturbances.
A recent study published in the Strategic Entrepreneurship Journal found that diverse founding teams lead to longer survival in ventures facing increasingly uncertain environments. The research, conducted by Carnegie Mellon University and other institutions, revealed that functionally diverse teams are better equipped to handle high le...
Researchers at Carnegie Mellon University developed Pix2pix3d, a machine learning tool that generates realistic 3D representations of 2D sketches. The tool allows users to create customized 3D models for various applications, including video games and consumer products.
Researchers developed a model to track COVID-19 data, predicting transmission and informing health surveillance systems. The model successfully predicted the spread of COVID-19 in Cali, Colombia, highlighting the importance of high-resolution data in understanding virus dynamics.