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
- 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