The file name likely refers to a released in October 2021, which may contain:

If you are looking for a specific related to 3D modeling or animation techniques used by this creator, there is no official academic publication under this name. The files are primarily distributed through fan-subscription platforms like Patreon or creative communities such as the Steam Workshop. Wallpaper Engine - Steam Community

: High-definition digital scenes featuring characters from popular media (e.g., Final Fantasy VII or Genshin Impact ).

Based on available public data, "Jerid_Oiso_2021-10_update.zip" does not appear to be an academic or research paper. Instead, is a creator known for producing 3D adult (R18) animations and digital artwork, often featured in the Steam Workshop for tools like Wallpaper Engine.