Tech Xplore - video cameras

Researchers create dataset to address object recognition problem in machine learning

When is an apple not an apple? If you're a computer, the answer is when it's been cut in half.

Oct 11, 2023

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Researcher finds way to get audio from still images and silent videos

With video calls becoming more common in the age of remote and hybrid workplaces, "mute yourself" and "I think you're muted" have become part of our everyday vocabularies. But it turns out muting yourself might not be as ...

Sep 25, 2023

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Scientists teach a neural network to recognize PC users' fatigue

A research team consisting of scientists from St Petersburg University, St Petersburg Federal Research Center of the Russian Academy of Sciences and some other organizations have created a database of eye movement strategies ...

Sep 4, 2023

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'Smart' glasses skew power balance with non-wearers, say researchers

Someone wearing augmented reality (AR) or "smart" glasses could be Googling your face, turning you into a cat or recording your conversation—and that creates a major power imbalance, said Cornell researchers.

Aug 28, 2023

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Rendering three-dimensional images from eye reflections with NeRF

Vision depends on light entering the eyes through the transparent tissues of the cornea, pupil and lens. When the light reaches the retina, photoreceptors produce signals and transmit them via the optical nerve to the brain, ...

Jun 27, 2023 report

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Journey to the bottom of the sea: On a Titanic tour

The journey to the ocean floor to reach the wreck of the Titanic is one that gets relentlessly colder and darker, says one of the handful of people who have ever visited the luxury liner's watery grave.

Jun 22, 2023

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Google's immersive Street View could be glimpse of metaverse

Fifteen years after its launch, a Google Maps feature that lets people explore faraway places as though standing right there is providing a glimpse of the metaverse being heralded as the future of the internet.

Sep 2, 2022

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ESA technology for safer, smarter European roads

An agreement signed yesterday looks to extend the use of ESA space technology along European roads. The Agency's Navigation Directorate has finalized a Memorandum of Intent with ERTICO, the organization for the European Road ...

Aug 24, 2022

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Facial recognition: UK plans to monitor migrant offenders are unethical—and they won't work

One afternoon in our lab, my colleague and I were testing our new prototype for a facial recognition software on a laptop. The software used a video camera to scan our faces and guess our age and gender. It correctly guessed ...

Aug 18, 2022

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Atom-based radio receiver detects and displays live color television and video games

Researchers at the National Institute of Standards and Technology (NIST) have adapted their atom-based radio receiver to detect and display live color television and video games.