JPEG
Lossy compression method for reducing the size of digital images
Does the JPEG acronym stand for a joint committee?
The term "JPEG" is an initialism/acronym for the Joint Photographic Experts Group. They created the standard in 1992. The Joint Photographic Experts Group (JPEG) is the joint committee between ISO/IEC JTC 1 and ITU-T Study Group 16 (formerly CCITT) .  The Joint Photographic Experts Group created and maintains the JPEG, JPEG 2000, and JPEG XR standards. 
What does the acronym JPEG represent? Is #1 a coalition of different groups?