statistical compression
nounUK /stəˈtɪs.tɪ.kəl kəmˈprɛʃ.ən/
US /stəˈtɪs.tɪ.kəl kəmˈprɛʃ.ən/
A way to make a file smaller by using patterns and math to store the same information in fewer bits.
The app used statistical compression to shrink the photo so it could be sent faster.
OTHER MEANINGS
2. A method that assigns shorter codes to common symbols and longer codes to rare ones.
Statistical compression gave the letter 'e' a very short code because it appears so often.
3. The process of reducing file size by modeling how often data values occur.
Engineers measured symbol frequencies before applying statistical compression to the text file.
4. A branch of data compression that relies on probability models rather than fixed dictionaries.
Unlike simple dictionary methods, statistical compression adapts its model to the data.