G4_0120.mp4

: Files with "g" (group) and numeric strings are common in research datasets, such as the ActivityNet or UCF101 , used for training AI in action recognition.

If you have the file and need to describe it, checking the is the best way to find its origin: g4_0120.mp4

: Check the "Camera Model" or "Software" tags in the file properties. : Files with "g" (group) and numeric strings

: Security systems often generate files using date/time stamps or sequential codes (e.g., Group 4, Clip 120). such as the ActivityNet or UCF101