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New COALA framework boosts speech recognition with contextual biasing

Researchers have developed COALA, a novel framework designed to improve automatic speech recognition (ASR) systems by integrating external knowledge. COALA enhances speech-augmented language models (SLMs) by mapping latent representations to a discriminative space, allowing for precise quantification of audio segment matching with candidate entities. This approach addresses limitations in SLM context windows and tackles training collapse issues in multi-target utterances, demonstrating superior contextual biasing performance on the LibriSpeech benchmark. AI

IMPACT Enhances ASR accuracy by integrating external knowledge, potentially improving domain-specific applications.

RANK_REASON The cluster contains a research paper detailing a new framework for ASR.

Read on arXiv cs.CL →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

New COALA framework boosts speech recognition with contextual biasing

COVERAGE [2]

  1. arXiv cs.CL TIER_1 English(EN) · Jhih-Rong Guo, Bi-Cheng Yan, Tien-Hong Lo, Berlin Chen ·

    COALA: Robust Contextualized Speech-augmented Language Modeling for ASR via Contrastive Regularizer and Biasing Score Estimation

    arXiv:2607.08117v1 Announce Type: new Abstract: Contextual biasing seeks to integrate external knowledge into automatic speech recognition (ASR) systems to accurately recognize domain-specific entities. In this paper, we propose COALA (Contextualized ASR Leveraging Biasing Scorin…

  2. arXiv cs.CL TIER_1 English(EN) · Berlin Chen ·

    COALA: Robust Contextualized Speech-augmented Language Modeling for ASR via Contrastive Regularizer and Biasing Score Estimation

    Contextual biasing seeks to integrate external knowledge into automatic speech recognition (ASR) systems to accurately recognize domain-specific entities. In this paper, we propose COALA (Contextualized ASR Leveraging Biasing Scoring), a robust framework designed to enhance speec…