Latent semantic indexing

Automatic documentation of [Mined] feature implementations from source code elements and use-case diagrams with the REVPLINE approach
Detecting Commonality and Variability in Use-Case Diagram Variants
Documenting the mined feature implementations from the object-oriented source code of a collection of software product variants
Mining features from the object-oriented source code of software variants by combining lexical and structural similarity
Requirements Traceability: Recovering and Visualizing Traceability Links Between Requirements and Source Code of Object-oriented Software Systems
Reverse Engineering Feature Models From Software Variants to Build Software Product Lines: REVPLINE Approach