同时，维信诺的第四代发光材料 PSF（磷光敏化荧光）配合 OLED 叠层架构，已经通过调整不同发光层的出光角度实现防窥，原理同样非常底层。
神经网络/人工智能、 机器学习/深度学习
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而且，其成像风格偏向暗调，带有一丝「卡拉瓦乔式」的味道，特别适合拍摄光影复杂的灯会或明暗对比强烈的光影，让照片看起来既清晰又有质感。，更多细节参见同城约会
McFarland didn't know what was on the 10 rusty reels he dropped off at the Library of Congress' National Audio-Visual Conservation Center in Culpeper, Va. A Library article about the discovery describes the battered, pre-World War I artifacts as having been, "shuttled around from basements to barns to garages," and that they, "could no longer be safely run through a projector," owing to their delicate condition. "The nitrate film stock had crumbled to bits on some; other strips were stuck together," the article said. It was a lab technician in Michigan who suggested McFarland contact the Library of Congress.