• MinekPo1 [She/Her]@lemmygrad.ml
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    11 months ago

    JPEG uses a lossy form of compression based on the discrete cosine transform (DCT).

    - Wikipedia - JPEG

    Many modern compression schemes are more about signal processing than statistics , especially the lossy ones . IIRC 3blue1brown has a video on image compression if you want to learn about it in a visual way