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One problem was that the facial-capture system used in "The Polar Express" could not capture eye movements.
An infrared camera on the bill points down to a piece of glass that hangs in front of the eyes and acts as a mirror, letting the cameras capture eye position changes without blocking the subject's view.
Auxiliary electrodes were placed above and below one eye and to the right and left of the eyes to capture eye movements in the horizontal and vertical directions.
A simple, inexpensive video camera with an easily built infrared LED array is used to capture eye movements at 60 Hz.
Personal recognition from human iris (eye) images comprises several steps: image capture, eye detection, iris localisation, boundary detection, eyelid and noise masking, normalisation, feature extraction, and feature comparison [1].
In addition, due to lack of standardisation of data capture, eye charts used and the scope of the initial studies, retrospective data are not considered robust enough to report efficacy outcomes.
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He uses liquids and surfaces to capture eye-catching reflections, and fills the frame with conspicuously curated objects.
Sure it helps beleaguered, understaffed media operations capture eye-popping images but that's just scratching the surface of how social media can inform and help in and after a crisis.
When you're a commuter, it's hard to describe the travails of a truly awful trip on public transportation, let alone find the space or the patience to capture eye-catching imagery.
Using the captured eye images, we analyzed the eye blinking and changes of pupil sizes (pupil accommodation), using a real-time image processing algorithm.
Furthermore, capturing eye or face image automatically acquires periocular image.
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