fastrag.retrieval.fusion.base

Backend-independent fusion of ranked document lists.

Classes

RankFusion()

Combine rankings without assuming comparable backend scores.

class fastrag.retrieval.fusion.base.RankFusion

Bases: ABC

Combine rankings without assuming comparable backend scores.

abstractmethod fuse(rankings, *, k)

Return at most k unique documents, best first.

Parameters:

• rankings (Sequence[Sequence[Document]])

• k (int)

Return type:

list[Document]