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Measuring Dialogue Intelligibility for Netflix Content
- Netflix collaborates with technology partners to enhance member experience by improving dialogue intelligibility through the Dialogue Integrity Pipeline.
- Issues affecting dialogue intelligibility include naturalistic acting styles, noisy locations, cinematic mixing styles, and audio compromises in the distribution pipeline.
- Netflix uses industry-standard loudness meters and a Speech Intelligibility measurement system to ensure adherence to quality standards.
- The team developed the Speech Intelligibility measurement system based on the Short-time Objective Intelligibility (STOI) metric to quantify dialogue intelligibility.
- Netflix collaborated with Fraunhofer IDMT and Nugen Audio to pioneer a solution for enhancing creative control over dialogue intelligibility in mixes.
- Fraunhofer IDMT developed a machine-learning-based solution integrated into Digital Audio Workstations to measure speech intelligibility.
- Nugen Audio created the DialogCheck Plugin, incorporating Fraunhofer IDMT Dialogue Intelligibility libraries to provide real-time insights for adjusting dialogue clarity.
- Netflix aims to empower creators by providing advanced intelligibility measurement tools in DAWs, enabling detection and resolution of dialogue clarity issues early in the mix.
- By collaborating with partners and innovating in dialogue clarity tools, Netflix sets a new standard for ensuring dialogue is heard as intended by creators.
- Through continuous collaboration and innovation, Netflix and its partners are driving the future of storytelling by delivering immersive and accessible content to viewers worldwide.
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