Lossy compression

​Lossy compression is reduction in size, but the media is still useable. I say media, because lossy compression is usually applied to media files. Audio, video, image files can be compressed with lossless compression.

Lossy compression can be used to reduce size of media mainly for transfer.

Lossy compression has compression ratio. High number of compression means high reduction in size at the cost of quantity.

The opposite of lossy compression is lossless compression.

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