Agentic AI Reference Architecture

Knowledge & Data · Software component

Speaker Diarizer

Software componentKnowledge & DataKnowledge & Dataarc:SpeakerDiarizer

A transcription post-processing component that segments a multi-speaker recording by speaker and labels each transcript segment with a speaker identity.

Responsibility. Attributes transcript segments to distinct speakers.

Also known as: Speaker diarization pass

is invoked bySpeech Transcriber: is invoked bySpeech Transcriber
Direct neighbourhood (hover for relationship types)

Relationships

is invoked by dependency

Classification

Technologies
NVIDIA Riva ASR
Quality attributes
Functional suitability: correctness and validity (ISO/IEC 25010 | NIST AI RMF: valid)Transparency and accountability (NIST AI RMF: accountable and transparent)
Risks mitigated
Misattributing statements in multi-speaker conversations

Sources

  1. Ch7.5: T. Nguyen, "NeMo Curator, Riva Speech AI & Multimodal Integration," in Mastering Agentic AI Systems: Guide for the NVIDIA NCP-AAI Exam, 1st ed. 2026, ch. 7.5. ISBN: 9798244538229.