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<title>双线性过滤</title>
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双线性过滤
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当图像放大到与观察者呈理想角度的 3D 表面上时，双线性过滤可以减少斑驳现象。如果您仔细观察报纸上的照片，就会发现图片是由许多小点组成的。如果将照片放大，则会变成&quot;块状&quot;，难以辨认。计算机中所制作的图像也存在这种问题，特别是表面细节。
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