MDF may refer to:
== Computing == Master Database File, a Microsoft SQL Server file type MES Development Framework, a .NET framework for building manufacturing execution system applications Message Development Framework, a collection of models, methods and tools used by Health Level 7 v3.0 methodology Media Descriptor File, a proprietary disc image file format developed for Alcohol 120% Measurement Data Format, one of the data formats defined by the Association for Standardisation of Automation and Measuring Systems (ASAM) Multiple Domain Facility; see Logical partition
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).