Computer Sciences news

Computer Sciences

A prosthodontic digital guide for reproducing lip–instrument positioning for wind instruments

A digitally fabricated guide developed by researchers at Science Tokyo captures and reproduces the spatial relationship between a musician's lips and an air-reed instrument, such as a shakuhachi flute. By combining facial ...

Computer Sciences

How AI models decide not to answer a question

Large language models (LLMs), the artificial intelligence (AI) systems supporting the functioning of ChatGPT, Gemini and similar conversational platforms, are often expected to answer queries, generate texts for specific ...

Computer Sciences

AI imagines a harsher social world, expecting punishment where people expect inaction

Artificial intelligence (AI) systems, particularly the large language models (LLMs) that underpin ChatGPT and similar platforms, are remarkably skilled at answering queries about a wide range of topics. However, the extent ...

Computer Sciences

'Hardflow' algorithm could help generative AI produce high-quality outputs that obey strict requirements

MIT researchers have developed a new technique that helps generative artificial intelligence models find solutions to high-stakes problems. In these settings, a plausible answer is not enough: The output often must also satisfy ...

Computer Sciences

A blueprint for keeping humans in control of AI

William Overman began his Ph.D. program at Stanford Graduate School of Business at an auspicious moment: just two months before ChatGPT launched publicly in November 2022, exploding the widely held understanding of what machines ...

Software

How randomness tames vast network problems

Networks are everywhere. They connect computers across the internet, carry electricity through power grids and represent transport routes for moving people and goods. Yet many problems that appear to have nothing to do with ...

Computer Sciences

Bringing classical LDPC code design theory to quantum computers

Quantum error correction must detect and correct errors without directly reading the quantum information. Classical low-density parity check (LDPC) codes have a well-established design theory: by choosing how many checks ...

Computer Sciences

'Safe query space' lets AI fix SQL errors without starting over

"Find the best-selling product from last year." When an AI system attempts to answer a question like this by querying a company database, even a single reference to a nonexistent item can cause the query to fail. Until now, ...

Robotics

Robot planning tool accounts for human carelessness

A new algorithm may make robots safer by making them more aware of human inattentiveness. In computerized simulations of packaging and assembly lines where humans and robots work together, the algorithm developed to account ...

Engineering

Researchers advocate for open and standardized human mobility data

Despite the vast amounts of human mobility data generated by smartphones, a lack of standardized formats, protocols, and privacy-protected open-source datasets hampers innovation across various sectors, including city planning, ...

Computer Sciences

Putting the squeeze on computer art

Researchers have demonstrated a novel image compression tool that combines recursive algorithms with convolutional neural networks (CNNs) to out-perform other approaches to the compression of images from computer art and ...

Computer Sciences

When AI aids decisions, when should humans override?

The $184 billion market for artificial intelligence shows no signs of slowing. A big slice of that market is organizations, from businesses to government agencies, that rely on AI to help make decisions. A 2023 study by IBM ...

Computer Sciences

New tool detects fake, AI-produced scientific articles

When ChatGPT and other generative artificial intelligence can produce scientific articles that look real—especially to someone outside that field of research—what's the best way to figure out which ones are fake?

Hardware

Thinking about the rise of brain-inspired computing

The recent widespread and long-lasting chaos caused by Microsoft outages across the globe exemplifies just how integral computing has become to our lives. Yet, as computer hardware and software improve, arguably the most ...

Computer Sciences

New tech boosts real-time data compression for AI

Information and communication technologies, such as IoT and cloud computing, are cornerstones of modern society. The efficiency of these services depends heavily on the speed of processing and transmitting digital data, including ...

Computer Sciences

Five ways to model text using networks

The explosive growth of AI "chatbots" over the last few years and their ability to generate text that simulates human writing, often very accurately, has focused attention on how text is structured.