Knowledge & Data · Software component

Knowledge Source Router

Software componentKnowledge & DataKnowledge & Dataarc:KnowledgeSourceRouter

A routing component that determines which of several heterogeneous knowledge sources (databases, spreadsheets, document repositories, email archives) should be searched for a given information need.

Responsibility. Selects the knowledge sources to query for each sub-question.

Also known as: Source selection

Direct neighbourhood (hover for relationship types)

Relationships

is invoked by dependency

Multi-Hop Retrieval Controller Ch3.3

routes to dynamic

Retriever abstract Ch3.3

Design guidance

SHOULD be evaluated on whether it identifies the correct sources to search across source-system boundaries.

Classification

Patterns: Multi-source coordination
Quality attributes: Functional suitability: correctness and validity (ISO/IEC 25010 | NIST AI RMF: valid)
Risks mitigated: Missing evidence held in a different source system

Sources

Ch3.3: T. Nguyen, "Web Navigation and Interaction Benchmarks," in Mastering Agentic AI Systems: Guide for the NVIDIA NCP-AAI Exam, 1st ed. 2026, ch. 3.3. ISBN: 9798244538229.