Articles tagged with Computer Modeling
A new framework helps clinicians choose phrases that more accurately reflect the likelihood of certain pathologies in X-rays, improving the reliability of critical clinical information. The approach treats certainty phrases as probability distributions, capturing nuances of what each word means.
A team of NYU computer scientists has developed a new blockchain system called Bounce that leverages satellites to ensure security, reduce energy consumption, and achieve low response times. Bounce processes over five million transactions per second, outperforming its nearest competitor by 30-100 times.
A new computer modeling tool suggests that Bronze Age people may have traveled directly over the open ocean between Denmark and Norway. The simulations indicate that such trips were possible, but required a boat with specific capabilities and good weather forecasting.
Cleveland Clinic researchers successfully tested quantum computing's ability to simulate proton affinity, a fundamental chemical process critical to life. The study used machine learning applications on quantum hardware, achieving higher accuracy than classical computing in predicting proton affinity.
A Cornell University-led study predicts long-term increases in precipitation over East Asia and the Western U.S. as the Southern Ocean warms, regardless of climate mitigation efforts. The research suggests that accounting for cloud feedbacks in climate models can help explain uncertainties and improve predictions.
Researchers have discovered that the underside of the North American continent is experiencing 'cratonic thinning', a phenomenon where the continent is slowly losing its stability and rock layers. This process, driven by the subduction of the Farallon Plate, may eventually stop as the plate sinks deeper into the mantle.
The Flatiron Institute's Center for Computational Astrophysics is now supporting MESA's ongoing maintenance and development after its creator Bill Paxton steps down. The center has hired Philip Mocz as a full-time software engineer to ensure MESA's continued growth and impact in stellar physics.
Crop mapping uses satellite imagery to create accurate crop type maps in various regions. The research team trained machines to recognize crops from satellite images, achieving high accuracy rates. However, models pre-trained on general image datasets performed better than those pre-trained on satellite images.
University of Michigan researchers developed a statistical method to give a more complete sense of human ancestry. The Gaia algorithm estimates an individual's genetic ancestors, identifies their average location based on movement assumptions, and tracks it back over centuries.
Researchers develop AI model to predict novel mutations in protein sequences, combining grammatical and semantic changes. The method uses all available information about the sequence and mutations to create a more accurate prediction model.
A team of engineers at the University of Texas at Dallas has developed a new surface design that collects and removes condensates rapidly, challenging conventional theory. The discovery reveals a limitation in existing heat transfer models and inspires a new theory to explain the phenomenon.
Researchers created a memristor-based brain-computer interface decoding system that achieves high accuracy while consuming significantly less energy than traditional systems. The system demonstrated impressive capabilities in real-world testing, including improved stability and accuracy through co-evolution with brain signals.
Researchers developed a new method to include uncertainty in predictive algorithms, ensuring accurate and reliable solutions. The approach uses Markov models to explicitly include uncertainty in specific parameters, allowing for faster predictions and more complete analysis.
A new approach to AI developed by Texas A&M University engineers mimics the human brain's neural processes, integrating learning and memory in a single system. This 'Super-Turing AI' has the potential to revolutionize the industry by reducing energy consumption and environmental impact.
A team of researchers used computer code M3D-C1 to model different valve configurations and found that six gas valves provide optimal protection for rapidly dispersing cooling gas. The study's findings will help bring fusion power closer to reality by advancing disruption mitigation strategies.
Researchers found that placing naloxone kits in transit stations could improve availability and save more lives. By optimizing distribution strategies using mathematical models, the team discovered that just 60 kits at 650 locations could cover over half of opioid poisonings in Vancouver.
The study systematically traces Generative AI evolution from deep learning to foundation models, highlighting four distinct stages and successful applications. Key challenges like safety concerns and theoretical breakthroughs require further attention and development in the field of Generative AI.
Prof. Günter Blöschl's research has made significant contributions to understanding the drivers of increasing flood risks under climate change and reveals that the last two decades have been markedly flood-prone compared to historical records.
Researchers have developed a hybrid image-generation tool called HART that combines the strengths of autoregressive and diffusion models. It achieves high reconstruction quality with significantly reduced computational resources, enabling local execution on laptops or smartphones.
A team led by Dr. Marcus Botacin is creating a large language model (LLM) to automatically identify malware and write rules to defend against it. The LLM will use signatures to complement human analysts' skills, identifying malware faster and more accurately.
Researchers from Virginia Tech have published a visionary paper on fusing wireless technologies and AI to create human-like common sense. The team aims to develop a network that can think, plan, and imagine like humans, enabling seamless merging of physical, virtual, and digital dimensions.
The Open Brain Institute launches a groundbreaking platform to simulate and study digital brains, empowering researchers to explore brain complexity and diseases. With its virtual neuroscience laboratories, the OBI enables global collaboration and access to cutting-edge virtual labs.
Zhou is conducting GPU modeling research at George Mason University, supported by the US Department of Energy. The project aims to develop smart modeling and simulation for high-performance computing (HPC) applications.
Experts at Flinders University are calling for a new approach to water security on Pacific islands, where rising sea levels threaten local water supplies. Infiltration galleries, which extract fresh groundwater from shallow depths, may provide a solution, but more research is needed on their optimal design and performance.
A new study finds that an open-source AI model, Llama 3.1 405B, has caught up with a leading proprietary model, GPT-4, in solving challenging clinical cases. This development could offer a valuable alternative to proprietary models, benefiting patients and clinicians alike.
Physicists have created a new code, QUADCOIL, to design stellarators, which could lead to simpler and more affordable fusion facilities. The code helps balance physics and engineering by quickly ruling out unstable plasma shapes and predicting magnet complexities.
A Virginia Tech study reveals that machine learning models are inadequate in detecting critical patient conditions, missing 66% of injuries. The research emphasizes the need for more responsive models incorporating medical knowledge to improve healthcare outcomes.
Researchers have developed a novel technique to overcome the spurious correlations problem in AI by eliminating a small portion of the training data that contains hard-to-understand features. This approach improves performance even when conventional techniques are ineffective.
Scientists from the University of California San Diego have discovered that liquid water separates into two distinct phases under certain conditions, one high-density and one low-density. This finding reveals a unique property of water and has potential applications in fields such as water desalination and pollutant capture.
Anna Balazs, a world-renowned pioneer in materials theory and soft matter science, has been awarded the 2025 Gutenberg Research Award. Her recent research on 'Confine: Sculpting Confined Fluids for Transport using Self-Organization and Information Transfer' has garnered significant attention.
A team of computer engineers developed PhyloFrame, a machine-learning tool that accounts for ancestral diversity in genetic data. This improves precision medicine outcomes by predicting differences between subtypes of diseases and suggesting personalized treatments regardless of patient ancestry.
Researchers have employed artificial intelligence and data analysis to improve forest protection, enabling real-time monitoring and predictive analysis. The innovative forest regeneration model forecasts how forests will grow and change over time, identifying best-suited tree species for different environments.
Researchers at UC San Francisco have enabled a paralyzed man to control a robotic arm through a device that relays signals from his brain to a computer. The device, known as a brain-computer interface (BCI), worked for a record 7 months without needing to be adjusted.
The new AI model leverages hypergraphs to quickly and accurately identify therapeutic gene targets for diseases. HIT outperformed existing models in all tested metrics, demonstrating its accuracy in classifying therapeutic gene targets with great precision.
The Morpho software can model a range of soft materials, including biological tissues and shape-shifting fluids, with high accuracy. Researchers and engineers can solve complex optimization problems using the open-source program.
A new machine learning algorithm can fully characterize systems of merging neutron stars in under a second, compared to traditional methods which take around an hour. This allows for rapid localization of the source and pointing of telescopes towards the merging neutron stars.
Researchers from Cornell and Tel Aviv University developed ProtoSnap to copy cuneiform characters from photos of tablets. The approach allows for accurate reproduction of characters and whole tablets, making it easier for experts to analyze and compare ancient texts.
TaxaBind, a new multimodal AI tool, addresses ecological problems by combining multiple models for species classification, distribution mapping, and other tasks. The tool outperformed state-of-the-art methods in zero-shot classification and cross-modal retrieval tasks.
Dr. Sarah Du, an associate professor at Florida Atlantic University's College of Engineering and Computer Science, has been selected as a Senior Member of the National Academy of Inventors for her significant contributions to advancing medical technology. Her research focuses on developing point-of-care diagnostic tools and monitoring ...
A recent study by Washington University in St. Louis explores the potential of large language models to predict postoperative complications from preoperative assessments and clinical notes. The work shows that specialized LLMs can significantly outperform traditional machine learning methods in forecasting postoperative risks.
Researchers have developed a new AI tool that uses sensors and real-time data to predict water quality across the US. This tool can be applied nationwide, benefiting communities by providing water quality forecasts, streamlining operations, and informing strategies for managing turbidity in basins worldwide.
Researchers from Carnegie Mellon University and UC-Riverside developed a system to monitor and analyze beehive health using sensors and forecasting models. The Electronic Bee-Veterinarian (EBV) uses real-time temperature data to calculate the hive health factor, helping beekeepers take corrective actions before colony collapse.
A study developed by the US Department of Energy's Thomas Jefferson National Accelerator Facility aims to lower data center costs using machine learning. The Digital Data Center Twin (DIDACT) system detects anomalies and diagnoses their source using AI continual learning, reducing downtime for scientists processing data from experiments.
A new collaboration between ASU, MSU, and LLNL aims to answer the question of how planets form by analyzing the atmospheres of seven young exoplanets. The team will use the James Webb Space Telescope and powerful computers to create atmospheric models that can reveal insights into planetary formation and evolution.
Researchers at Mizzou have developed a proactive approach using artificial intelligence to address evolving threats against smart grids. The CIBR-Fort system can predict cyberattacks with 91.88% accuracy and defend against them in real-time, enabling scalable security for power grids of the future.
Researchers developed a new method to search through billions of molecules to identify potential anti-inflammatory drug candidates. The method uses computer algorithms to explore vast chemical space and has the potential to speed up the costly drug development process.
A new study developed a computer model to predict household displacement duration in US communities after disasters, accounting for socioeconomic factors. The model combines physical damage estimates with socioeconomic characteristics to help inform risk mitigation strategies.
An international research team developed a user-friendly software method called Segment Anything for Microscopy, which can precisely segment images of tissues, cells, and similar structures. The new model improved performance for cell segmentation, enabling researchers to automate tasks that previously took weeks of manual effort.
A Cornell University study used a computer model to predict the transmission of bird flu to backyard poultry when migratory mallards stop to rest. The researchers found that mallard ducks are natural carriers of avian influenza and can spread the disease to backyard poultry if they stop to rest in an area with high risk for introduction.
Researchers developed innovative techniques and optical solutions to overcome long-standing challenges in facial projection mapping. They achieved unprecedented speed in dynamic facial projection mapping while maintaining high accuracy, and proposed methods to simulate video annotations and minimize alignment artifacts.
Researchers found that large language models use a semantic hub mechanism to process diverse data, integrating information from various modalities. They demonstrated that models can change their outputs by intervening with text in the dominant language, even when processing other languages.
Researchers developed a synergetic strategy combining millimeter-wave-terahertz-infrared photo-monitoring and computer-vision three-dimensional modeling for ubiquitous non-destructive inspections. The approach allows for material composition identifications and structural reconstructions of composite multi-layered objects.
The qHPC-GREEN project aims to model quantum mechanical systems relevant to environmental and energy challenges using a hybrid approach combining classical and quantum computing hardware. This will help understand biocatalysts, enabling the development of new industrial catalysts for more sustainable production processes.
A new method developed by Osaka Metropolitan University accurately predicts housing prices in Osaka City, with neighborhood perception being a key factor. The approach achieves nearly 75% accuracy by combining existing property data with machine-learning-processed street view images.
Hannah Dailey, an associate professor of mechanical engineering at Lehigh University, has been recognized with the Presidential Early Career Award (PECASE) for her innovative research on fracture healing. Her virtual mechanical test can identify nonunions early in the healing process, allowing for earlier surgical intervention.
Researchers created an automated system that enables developers to build algorithms taking advantage of two types of data redundancy, boosting computation speed and reducing energy consumption. The system can optimize machine-learning algorithms for a wide range of applications, including scientific computing.
Researchers developed a computer model called MANAscore to identify tumor-fighting immune cells in lung cancer patients treated with immune checkpoint inhibitors. The three-gene model helped find differences associated with patient response to immunotherapy, including the presence of stem-like memory T cells.
Researchers at King's College London have developed a complex model of molecular 'wear-and-tear' that sheds light on how proteins age. The study found that chromatin, the DNA-protein mix, is more resilient to aging than previously thought, suggesting new avenues for anti-aging treatments.
A team of MIT engineers has developed a training method for multiagent systems that can guarantee their safe operation in crowded environments. The method enables agents to continually map their safety margins, allowing them to scale up to any number of agents while maintaining system safety.
The project's recordings help improve voice recognition tools by providing diverse speech patterns to train artificial intelligence models. Microsoft has seen significant improvements in recognizing non-standard English speech, with accuracy gains ranging from 18% to 60%, depending on the speaker's disability.