Computer Sciences news

Computer Sciences

'More is Different': Research shows scale alone does not explain AI's power—specialization and cooperation do

One of the most influential scientific and philosophical viewpoints is "More is Different," introduced in 1972 by Nobel Prize–winning physicist Philip W. Anderson, highlighting the limitations of the reductionist approach. ...

Computer Sciences

New AI testing method flags fairness risks in autonomous systems

Artificial intelligence is increasingly being used to help optimize decision-making in high-stakes settings. For instance, an autonomous system can identify a power distribution strategy that minimizes costs while keeping ...

Computer Sciences

Smartwatch-like device could help detect plastic particles in the human body

Nano- and microplastics are increasingly being detected in the human body. However, their detection remains challenging, often relying on invasive techniques and specialized equipment. Researchers at the Institute of Computer ...

Computer Sciences

AI is giving bad advice to flatter its users, says new study on dangers of overly agreeable chatbots

Artificial intelligence chatbots are so prone to flattering and validating their human users that they are giving bad advice that can damage relationships and reinforce harmful behaviors, according to a new study that explores ...

Computer Sciences

Can AI understand literature? Researchers put it to the test

Even with all the recent advances in the ability of large language models (like ChatGPT) to help us think, research, summarize, and learn complex and technical texts, how do they fare in understanding storytelling and literature? ...

Computer Sciences

AI model excels in single image reflection removal

Capturing a picturesque scene through reflective materials, such as glass, often results in an unintended superimposition—showing both the transmitted scene and the undesired reflected scene. While traditional reflection ...

Robotics

Sheepdogs reveal a better way to guide robot swarms

Sheepdogs, bred to control large groups of sheep in open fields, have demonstrated their skills in competitions dating back to the 1870s. In these contests, a handler directs a trained dog with whistle signals to guide a ...

Computer Sciences

What flocking birds can teach AI about reducing noise

Among the primary concerns surrounding artificial intelligence is its tendency to yield erroneous information when summarizing long documents. These "hallucinations" are problematic not only because they convey falsehoods, ...

Computer Sciences

Shortest paths research narrows a 25-year gap in graph algorithms

Most of you have used a navigation app like Google Maps for your travels at some point. These apps rely on algorithms that compute shortest paths through vast networks. Now imagine scaling that task to calculate distances ...

Computer Sciences

The AI that taught itself: How AI can learn what it never knew

For years, the guiding assumption of artificial intelligence has been simple: an AI is only as good as the data it has seen. Feed it more, train it longer, and it performs better. Feed it less, and it stumbles. A new study ...

Computer Sciences

Improving AI models' ability to explain their predictions

In high-stakes settings like medical diagnostics, users often want to know what led a computer vision model to make a certain prediction, so they can determine whether to trust its output. Concept bottleneck modeling is one ...

Computer Sciences

Q&A: Alexa, am I happy? How AI emotion recognition falls short

Is the fear of public speaking the same as being chased by a bear? Does raising an eyebrow convey amusement or confusion? In 1995, Rosalind Picard, a scientist and inventor, introduced the idea of computers developing the ...

Computer Sciences

How AI can help journalists find diverse and original sources

What would news stories be without proper sources? To tell a compelling story, reporters need to find newsworthy narratives and trustworthy information. Such information typically comes from a wide pool of publications, official ...

Computer Sciences

Algorithm takes on photographic motion blur

One of the many problems faced by a wide range of photographers in wildlife, sports, celebrity and theatrical photography, and even industrial testing and medical photography is the issue of motion blur. This occurs when ...

Computer Sciences

Large sequence models for sequential decision-making

Transformer architectures have facilitated the development of large-scale and general-purpose sequence models for prediction tasks in natural language processing and computer vision, for example, GPT-3 and Swin Transformer.

Computer Sciences

Researcher creates VR sequences to test eyewitness statements

Eyewitness statements are one of the key sources for identifying perpetrators—and one of the most error-prone. For example, the Innocence Project—an organization that works to clear up miscarriages of justice in the U.S.—states ...

Computer Sciences

Scientists tackle AI bias with polite prodding

The troubling presence of racial bias in AI output may be easier to contain than many thought. Scientists at AI research company Anthropic say a little politeness may just do the trick, at least in some instances.

Computer Sciences

Copy and paste: New AI tool helps computers interpret the world

Copy and paste: It's a simple concept. You define some text or image on your computer, copy it, and paste it where you want it. Now, think of that new leather sofa you crave. Popular augmented reality (AR) apps allow you ...