aliasing

aliasing
noun
[mass noun]
  1. (Physics & Telecommunications)the misidentification of a signal frequency, introducing distortion or error
    (物理, 电信)错认假频伪信号,误认混淆现象
  2. (Computing)the use of aliases to designate files, commands, addresses, or other items
    (计算机)使用替换名
  3. (Computing)the distortion of a reproduced image so that curved or inclined lines appear inappropriately jagged, caused by the mapping of a number of points to the same pixel
    (计算机)(复制图像出现的)扭曲,变形
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