Adaptive Prediction Trees

File Format
Name	Adaptive Prediction Trees
Ontology	Electronic File Formats Graphics Adaptive Prediction Trees
Extension(s)	.apt
Released	2004

APT (Adaptive Prediction Trees) is a lossy and lossless image compression algorithm and file format developed by John Robinson. It is the successor of BTPC.

Identification

Version 1 files start with ASCII "apt1.0".

Links

• APT website