: Short for KineMaster , identifying the software used to create or export the file.

: A sequential number assigned by the app, likely indicating this was the third export or project saved on that specific date.

: The video resolution (1280 x 720 pixels), which is standard High Definition (HD).

: The file container format, which is the most common format for digital video.

: The date the project was exported or created (October 3, 2022).

In the context of "deep features," this string is often found in datasets used for or computer vision research (such as those involving video action recognition or deepfake detection), where specific video files are processed to extract mathematical representations (features) for AI training.