Definition of aliasing in English:

aliasing

Line breaks: alias|ing
Pronunciation: /ˈeɪlɪəsɪŋ
 
/

noun

[mass noun]
1 Physics & Telecommunications The misidentification of a signal frequency, introducing distortion or error: high-frequency sounds are prone to aliasing
More example sentences
  • Analog signals are usually low-pass filtered to remove most or all of the components above the Nyquist frequency in order to avoid aliasing.
  • Optical signals were low-pass filtered at 500 Hz to prevent aliasing.
  • Any component of a sampled signal with a frequency above this limit is subject to aliasing.
2 Computing The use of aliases to designate files, commands, addresses, or other items.
More example sentences
  • As mentioned earlier, the host machine assumes multiple IP addresses using IP aliasing.
  • Members of the system pay £3 a month for free reception and transmission of internet mail, mail forwarding and mail aliasing.
  • Groff also allows for the aliasing of troff commands, macros and variables to provide alternative names for existing ones.
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.
More example sentences
  • A rasterized image of the view from the light's position was rendered, and sampling errors occurred, including jagged edges and aliasing.
  • The visual transfer is clear and colorful, but vertical lines still demonstrate some aliasing (they often look like stair steps).
  • Otherwise, the graphics are smooth and free of annoying graphical glitches like glaring aliasing or slowdown.

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