Computer Sciences

New 'bandit' algorithm uses light for better bets

How does a gambler maximize winnings from a row of slot machines? This is the inspiration for the "multi-armed bandit problem," a common task in reinforcement learning in which "agents" make choices to earn rewards. Recently, ...

Robotics

Training robotic arms with a hands-off approach

Humans often take their fine motor abilities for granted. Recreating the mechanical precision of the human body is no easy task—one that graduate students in CMU's Mechanical Engineering Department hope to simplify through ...

Energy & Green Tech

New catalysts for solar hydrogen production

Finding sustainable and clean fuels is crucial in today's global energy and climate crisis. One promising candidate that is increasingly gaining interest is hydrogen. However, today's industrial hydrogen production still ...

Engineering

Using artificial intelligence to design innovative materials

Advanced materials become increasingly complex due to the high requirements they have to fulfill regarding sustainability and applicability. Dierk Raabe and colleagues reviewed the use of artificial intelligence in materials ...

Robotics

Forgive or forget: What happens when robots lie?

Imagine a scenario. A young child asks a chatbot or a voice assistant if Santa Claus is real. How should the AI respond, given that some families would prefer a lie over the truth?

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