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Compare Lossy v/s Lossless compression.
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written 5.5 years ago by
teamques10
★ 64k
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| Sr No. | Lossless compression | Lossy compression |
|---|---|---|
| 1 | Lossless compression schemes are reversible so that the original data can be reconstructed | Lossy compression is irreversible Original data cannot be reconstructed |
| 2 | lossless compression schemes usually exploit statistical redundancy | Lossy compression makes use of the fact, how humans percieve the data |
| 3 | Less compression ratio | More compression ratio |
| Sr No. | Lossless compression | Lossy compression |
|---|---|---|
| 4 | Used for compression text and images | used for compressing audio, video and images |
| 5 | LZ77,LZW,PNG CCITT Group 3-1D CCITT Group 3-2D CCITT Group 4-2D | MPEG 1,MPEG 2,MPEG 4 Fractal compression H261 video encoding GIF JPEG Intel DVI |
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