This is a specific identifier. While not widely indexed in general academic databases, it matches the naming style of:
Similar to naming patterns found in the Defense Technical Information Center (DTIC) . 🛠️ How to Find the Related Paper
"LilTS" is sometimes used as a shorthand for "Little Time Series" models in data science contexts.
Specifically those related to Time Series (often abbreviated as "TS").
Search for "SS-LilTS-001" or "LilTS" without the file extension to find the project homepage.
If this file was downloaded from a specific repository, the "useful paper" is usually the inside the archive or a PDF in the same parent directory. You can attempt to find the source by: