Common symptoms include reduced visual acuity, visual distortion (metamorphosia, macropsia and micropsia).

常见病征包括视力减退、影像扭曲（变形、变大或缩小）。

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Macular degeneration causes visual distortion and even complete loss of sight.

黄斑变性导致视觉扭曲甚至完全失明。

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We propose a new method using artificial random neural networks (RNNs) with motion evaluation as an estimation of perceived visual distortion.

本文提出了一种结合随机神经网络与运动矢量的新方法，并使用它对人眼视觉退化感知进行估计。

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"With more than five years research behind developing the optimum curvature, the entire screen surface is equidistant from the viewer's eyes, eliminating the problem of screen-edge visual distortion and loss of detail, " the company said in a press release.

BBC: LG to start selling curved OLED TVs in South Korea