Technique · Static analysis

Duplicate code detection

Finds copied blocks so a fix in one copy is not missed in the others, and flags new code that re-implements an existing helper.

Sub-techniques

Token clone detection V1011.001

Report token-identical or near-identical blocks above a size threshold.
Semantic reuse check V1011.002

Search the codebase for an existing function that does what the new code does, by embedding or by name.