entropy encoding
nounUK /ˈɛntrəpi ɪnˈkəʊdɪŋ/
US /ˈɛntrəpi ɪnˈkoʊdɪŋ/
A way of shrinking data by giving the most common pieces the shortest codes.
The program used entropy encoding to make the image file much smaller.
RELATED WORDS
OTHER MEANINGS
2. A method in information theory that assigns codes based on how often symbols appear.
Entropy encoding reduces the average number of bits needed per symbol.
3. The final coding stage in many compression formats after modeling the data.
After the model predicted symbol probabilities, entropy encoding produced the compressed file.
4. A lossless coding technique that preserves all original information.
Because it is lossless, entropy encoding lets you rebuild the exact original data.