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Computer Sciences

Virtual markers help smartphone cameras reconstruct lifelike multi-person movement, from hugs to martial arts

For decades, the gold standard for capturing human movement and transferring these data into the digital world has required actors to wear suits with physical markers that cameras track in a specialized studio. While accurate, ...

Energy & Green Tech

Consumer camera modification offers low-cost way to assess solar cell performance

Commercial cameras can be powerful, producing images with exquisite detail that mimic real life. In the lab, specially designed cameras can photograph objects in the infrared region, invisible to the naked eye.

Robotics

Snapping rods let frog-like robot outrun rigid legs across six terrains

Roboticists at the UCLA Samueli School of Engineering and the University of Michigan have shown that elastic rods can be bent and twisted to repeatedly snap between shapes, releasing built-up energy that enables small robots ...

Engineering

Ultrathin film blocks electromagnetic waves while masking infrared heat

A research team led by Dr. Taehoon Kim of the Composites & Convergence Materials Research Division at the Korea Institute of Materials Science (KIMS), collaborated with research teams led by Dr. Seon Joon Kim and Dr. Jaewoo ...

Technology news

Hardware

Toward physical AI: When the hardware becomes the neural network

Digital computing using silicon chips has transformed nearly every aspect of modern life and enabled the remarkable growth of artificial intelligence. But as AI models scale up, that growth comes with increasing demands for ...

Machine learning & AI

AI might be making women sound bad at work

When prompts to draft work emails and job applications contain language commonly used by women, AI chatbots, including ChatGPT, offer less sophisticated responses than they do to requests for office correspondence containing ...

Internet

Research reveals where the internet really slows down

Most people associate network performance with bandwidth, the amount of data that can be transferred per second. However, for many of today's digital services, latency is just as important.

Computer Sciences

Strike a pose: Creating more realistic multi-person images

Generating an image of a person on a computer using text prompts is easy. Generating one with two people is similarly simple. But creating an image of multiple people actually doing something, and faithfully reproducing not ...

Energy & Green Tech

Hidden battery flaw may shorten EV lifespans

As the need for sustainable electric vehicles grows, cobalt-free, high-nickel cathode batteries (such as manganese-coated nickel-core batteries) have emerged as one of the most promising technologies. These batteries increase ...

Robotics

Future-aware AI doubles robot speed in pick-and-place tasks

A new method developed by MIT researchers makes robots better at thinking ahead while they are acting, leading to smoother motions and quicker reactions. The research is published on the arXiv preprint server.

Security

Computer scientists design a cyberattack to prevent cyberattacks

Protecting sensitive, precision-timed computing systems requires understanding the nature of cyberthreats. So researchers from Washington State University teamed up with experts at the University of Colorado Colorado Springs ...

Hardware

Genesis chip may help AI with its memory problem

One of artificial intelligence's most stubborn problems is enabling AI systems to accumulate new knowledge without losing what they previously learned. A team of researchers at the MATRIX AI Consortium at The University of ...

Engineering

Are gas turbines ready for the hydrogen economy?

Can we fuel gas turbines with hydrogen instead of fossil fuels and cut 15% of global carbon dioxide (CO2) emissions? Gas turbines generate around 22% of the world's electricity. Replacing fossil fuels is a key step toward ...

Computer Sciences

New tool identifies the sources of fake videos

Artificial intelligence can generate videos so realistic that distinguishing them from authentic footage is becoming increasingly difficult. But a computer science team led by researchers at UC Riverside has developed a tool ...