If you are looking for academic research involving the name "Logan" in a scientific context, it most likely refers to the , which is discussed in the following paper:
: The .var suffix in this context usually denotes a variant or a specific material/texture setting. Logan.Cat_Keyhole.0.var
While there is no formal academic "paper" on this specific file, it is part of the technical infrastructure for a popular community-created character model. If you are looking for academic research involving
: Planetary-Scale Genome Assembly Surveys Life’s Diversity (published in bioRxiv 2024 and Nature Methods 2025/2026). it most likely refers to the
: These files are primarily utilized in the Unity engine (for VRChat) or SFM to toggle between different clothing options or textures for the Logan base model. Related Technical Research