V2EX lossless compression

Lossless Compression

释义 Definition

无损压缩:一种数据压缩方式,在减小文件体积的同时不丢失任何信息;解压后可与原始数据完全一致。常用于文本、程序文件、部分音频与图像格式(如 ZIP、PNG、FLAC)。

发音 Pronunciation (IPA)

/lsls kmpren/
/lsls kmprn/

例句 Examples

Lossless compression keeps every bit of the original data.
无损压缩会保留原始数据的每一个比特。

Because medical images must be reproduced exactly, the system uses lossless compression to store scans without sacrificing detail.
由于医学影像必须被精确还原,该系统使用无损压缩来存储扫描数据而不牺牲细节。

词源 Etymology

losslessloss(损失)+ 后缀 -less(无……的)构成,意为“没有损失的”;compression 源自拉丁语 *compress-*,含“压紧、压缩”之意。在计算机领域里合起来指“在压缩与还原过程中不产生信息损失”的方法。

相关词 Related Words

文学与著作 Literary Works

  • Introduction to Data Compression(Khalid Sayood)
  • The Data Compression Book(Mark Nelson, Jean-loup Gailly)
  • Information Theory, Inference, and Learning Algorithms(David J. C. MacKay)
  • Digital Image Processing(Rafael C. Gonzalez, Richard E. Woods)
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