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单词 lossy
释义

Definition of lossy in English:

lossy

adjective ˈlɒsiˈläsē
  • 1Having or involving the dissipation of electrical or electromagnetic energy.

    Example sentencesExamples
    • Well, sometimes transformers and other magneto/coil devices can get into a hysteresis loop, which causes lossy power.
    • Now, however, a new generation of polymers that manufacturers say are less lossy and more robust are making their way into components, thus opening up new ways to make modulators, switches, and attenuators.
    • Again, the agreement between the full wave and quasi-static calculations is due to the use of equations 4 and 5 to find the surface impedance of the lossy semiconductor layer.
    • Note that this behavior is in complete agreement with fundamental physical laws because the material is both dispersive and lossy; thus, the energy velocity is not superluminal.
    • In a lossy transmission line model, the resistance, capacitance and inductance are distributed over the line length.
    1. 1.1Computing (of data compression) in which unnecessary information is discarded.
      Example sentencesExamples
      • MP3 compression is lossy, meaning that it removes information from the signal.
      • Virtually all lossy compression schemes, whether for audio or video, work by a principle called ‘perceptual coding.’
      • It's a hybrid of lossless and lossy compression - text, lines, and single color blocks use lossless compression, and photos and other complex images use lossy compression.
      • Distortion is a numerical measure of the difference between the original image and its reproduction, after lossy compression.
      • Something like JPEG or MP3 compression IS lossy.
 
 

Definition of lossy in US English:

lossy

adjectiveˈläsē
  • 1Having or involving the dissipation of electrical or electromagnetic energy.

    Example sentencesExamples
    • Again, the agreement between the full wave and quasi-static calculations is due to the use of equations 4 and 5 to find the surface impedance of the lossy semiconductor layer.
    • In a lossy transmission line model, the resistance, capacitance and inductance are distributed over the line length.
    • Well, sometimes transformers and other magneto/coil devices can get into a hysteresis loop, which causes lossy power.
    • Note that this behavior is in complete agreement with fundamental physical laws because the material is both dispersive and lossy; thus, the energy velocity is not superluminal.
    • Now, however, a new generation of polymers that manufacturers say are less lossy and more robust are making their way into components, thus opening up new ways to make modulators, switches, and attenuators.
    1. 1.1Computing (of data compression) in which unnecessary information is discarded.
      Example sentencesExamples
      • Something like JPEG or MP3 compression IS lossy.
      • Distortion is a numerical measure of the difference between the original image and its reproduction, after lossy compression.
      • It's a hybrid of lossless and lossy compression - text, lines, and single color blocks use lossless compression, and photos and other complex images use lossy compression.
      • MP3 compression is lossy, meaning that it removes information from the signal.
      • Virtually all lossy compression schemes, whether for audio or video, work by a principle called ‘perceptual coding.’
 
 
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更新时间:2024/9/20 16:32:32