Computer Modeling News

April 24, 2024

Top Headlines

A Faster, Better Way to Prevent an AI Chatbot from Giving Toxic Responses

Apr. 10, 2024 — A new technique can more effectively perform a safety check on an AI chatbot. Researchers enabled their model to prompt a chatbot to generate toxic responses, which are used to prevent the chatbot from giving hateful or harmful answers when ...

Can Language Models Read the Genome? This One Decoded mRNA to Make Better Vaccines

Apr. 5, 2024 — Researchers developed a foundational language model to decode mRNA sequences and optimize those sequences for vaccine development. The tool shows broader promise as a means for studying molecular ...

How Climate Change Will Impact Food Production and Financial Institutions

Apr. 8, 2024 — Researchers have developed a new method to predict the financial impacts climate change will have on agriculture, which can help support food security and financial stability for countries increasingly prone to climate ...

Artificial Intelligence Boosts Super-Resolution Microscopy

Mar. 28, 2024 — Generative artificial intelligence (AI) might be best known from text or image-creating applications like ChatGPT or Stable Diffusion. But its usefulness beyond that is being shown in more and more different scientific ...

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Accelerating the Discovery of New Materials Via the Ion-Exchange Method

Apr. 19, 2024 — Researchers have unveiled a new means of predicting how to synthesize new materials via the ion-exchange. Based on computer simulations, the method significantly reduces the time and energy required ...

Teaching a Computer to Type Like a Human

Apr. 18, 2024 — A new typing model simulates the typing process instead of just predicting ...

Computer Scientists Show the Way: AI Models Need Not Be SO Power Hungry

Apr. 3, 2024 — The development of AI models is an overlooked climate culprit. Computer scientists have created a recipe book for designing AI models that use much less energy without compromising performance. They ...

Physicists Develop Modeling Software to Diagnose Serious Diseases

Mar. 22, 2024 — Researchers have recently published FreeDTS -- a shared software package designed to model and study biological membranes at the mesoscale -- the scale 'in between' the larger macro level and smaller ...

Verifying the Work of Quantum Computers

Mar. 20, 2024 — Researchers have invented a new method by which classical computers can measure the error rates of quantum machines without having to fully simulate ...

AI Can Now Detect COVID-19 in Lung Ultrasound Images

Mar. 20, 2024 — Artificial intelligence can spot COVID-19 in lung ultrasound images much like facial recognition software can spot a face in a crowd, new research shows. The findings boost AI-driven medical ...

Straightening Teeth? AI Can Help

Mar. 13, 2024 — A new tool will help orthodontists correctly fit braces onto teeth. Using artificial intelligence and virtual patients, the tool predicts how teeth will move, so as to ensure that braces are neither ...

AI for Astrophysics: Algorithms Help Chart the Origins of Heavy Elements

Mar. 13, 2024 — The origin of heavy elements in our universe is theorized to be the result of neutron star collisions, which produce conditions hot and dense enough for free neutrons to merge with atomic nuclei and ...

The Role of Machine Learning and Computer Vision in Imageomics

Mar. 7, 2024 — A new field promises to usher in a new era of using machine learning and computer vision to tackle small and large-scale questions about the biology of organisms around the ...

Software Speeds Up Drug Development

Mar. 1, 2024 — Sugars cover nearly all proteins present at the surface of the cells in our bodies, forming a shield around the proteins. Thus, these sugars influence how cells interact with their environment ...

New Computer Vision Tool Wins Prize for Social Impact

Apr. 11, 2024 — A team of computer scientists working on two different problems -- how to quickly detect damaged buildings in crisis zones and how to accurately estimate the size of bird flocks -- recently announced ...

What Math Tells Us About Social Dilemmas

Feb. 26, 2024 — Human coexistence depends on cooperation. Individuals have different motivations and reasons to collaborate, resulting in social dilemmas, such as the well-known prisoner's dilemma. Scientists ...

Method Identified to Double Computer Processing Speeds

Feb. 21, 2024 — Scientists introduce what they call 'simultaneous and heterogeneous multithreading' or SHMT. This system doubles computer processing speeds with existing hardware by simultaneously using ...

Plasma Scientists Develop Computer Programs That Could Reduce the Cost of Microchips and Stimulate American Manufacturing

Feb. 20, 2024 — Fashioned from the same element found in sand and covered by intricate patterns, microchips power smartphones, augment appliances and aid the operation of cars and airplanes. Now, scientists are ...

A New Design for Quantum Computers

Feb. 15, 2024 — Creating a quantum computer powerful enough to tackle problems we cannot solve with current computers remains a big challenge for quantum physicists. A well-functioning quantum simulator -- a ...

Innovations in Depth from Focus/defocus Pave the Way to More Capable Computer Vision Systems

Feb. 9, 2024 — In an image, estimating the distance between objects and the camera by using the blur in the images as clue, also known as depth from focus/defocus, is essential in computer vision. However, ...

Promising Heart Drugs ID'd by Cutting-Edge Combo of Machine Learning, Human Learning

Feb. 1, 2024 — Scientists have developed a new approach to machine learning -- a form of artificial intelligence -- to identify drugs that help minimize harmful scarring after a heart attack or other ...

Chats With AI Shift Attitudes on Climate Change, Black Lives Matter

Jan. 26, 2024 — People who were more skeptical of human-caused climate change or the Black Lives Matter movement who took part in conversation with a popular AI chatbot were disappointed with the experience but left ...

New Research Guides Mathematical Model-Building for Gene Regulatory Networks

Jan. 23, 2024 — A newly published study provides guidance for building accurate mathematical models for gene regulatory ...

Researchers Unveil New Way to Counter Mobile Phone 'Account Takeover' Attacks

Jan. 22, 2024 — Computer science researchers have developed a new way to identify security weaknesses that leave people vulnerable to account takeover attacks, where a hacker gains unauthorized access to online ...

New AI Makes Better Permafrost Maps

Jan. 17, 2024 — New insights from artificial intelligence about permafrost coverage in the Arctic may soon give policy makers and land managers the high-resolution view they need to predict climate-change-driven ...

Large Language Models Validate Misinformation

Dec. 20, 2023 — In a recent study, researchers systematically tested an early version of ChatGPT's understanding of statements in six categories: facts, conspiracies, controversies, misconceptions, stereotypes, ...

Clinicians Could Be Fooled by Biased AI, Despite Explanations

Dec. 19, 2023 — A new study finds that clinicians were fooled by biased AI models, even with provided explanations for how the model generated its ...

Artificial Intelligence Can Predict Events in People's Lives

Dec. 18, 2023 — Artificial intelligence can analyze registry data on people's residence, education, income, health and working conditions and, with high accuracy, predict life ...

Computational Model Captures the Elusive Transition States of Chemical Reactions

Dec. 15, 2023 — Researchers developed a way to quickly calculate the transition state structure of a chemical reaction, using machine-learning ...

Deep Neural Networks Show Promise as Models of Human Hearing

Dec. 13, 2023 — In the largest study yet of deep neural networks trained to perform auditory tasks, researchers found most of these models generate internal representations that share properties of representations ...

Highly Resolved Precipitation Maps Based on AI

Dec. 13, 2023 — Strong precipitation may cause natural disasters, such as floodings or landslides. Global climate models are required to forecast the frequency of these extreme events, which is expected to change as ...

ChatGPT Often Won't Defend Its Answers -- Even When It Is Right

Dec. 7, 2023 — ChatGPT may do an impressive job at correctly answering complex questions, but a new study suggests it may be absurdly easy to convince the AI chatbot that it's in the ...

Scientists Use A.I.-Generated Images to Map Visual Functions in the Brain

Nov. 30, 2023 — Researchers have demonstrated the use of AI-selected natural images and AI-generated synthetic images as neuroscientific tools for probing the visual processing areas of the brain. The goal is to ...

Measuring Long-Term Heart Stress Dynamics With Smartwatch Data

Nov. 27, 2023 — Biomedical engineers have developed a method using data from wearable devices such as smartwatches to digitally mimic an entire week's worth of an individual's heartbeats. The new ...