Reports articles

IBC2024 Tech Papers: Live Production using the Audio Definition Model at the Eurovision Song Contest 2023

This paper discusses workflows and processes to produce, distribute and deliver Next Generation Audio (NGA) experiences in live production scenarios.

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IBC2024 Tech Papers: “Quantitative assessment of film grain similarity: an objective model”

This paper proposes an objective film grain similarity model using a data-driven approach, which aligns closely with human perception, demonstrating a high correlation with subjective studies.

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IBC2024 Tech Papers: AI for audio description: A natural voice for accessibility

This study describes the development and implementation of an AI-based natural voice synthesis and automated mixing workflow for audio description (AD) in Brazilian television drama content, with a real demonstration case of success.

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IBC2024 Tech Papers: Enhancing Film Grain Coding in VVC: Improving Encoding Quality and Efficiency

This study contributes to advancing the understanding and implementation of film grain handling techniques in VVC open-source implementations, with implications for enhancing the viewing experience in multimedia applications.

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IBC2024 Tech papers: Ready for deployment: VVC’s adoption and interoperability status

This paper starts with an overview of the latest VVC adoption and deployment status including an overview and comparison of VVC profiles in major application standards. The paper provides an overview of the MC-IF VVC technical guidelines which document VVC interoperability points adopted across relevant application specifications.

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IBC2024 Tech papers: Sub-6GHz 5G Slicing on Public Networks - Field Results, Observations and Roadmap to Ubiquitous 5G Access for Professional Media

This paper examines the technical details of trials following the evolution from LTE QCI-driven prioritisation and scheduling, through the impact of Radio Resource Scheduling, and the realisation of slicing through the User Equipment Route Selection Policy.

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IBC2024 Tech Papers: Content Distribution at Mega concurrency Scale

This paper explores architectural strategies, resources allocation guidelines and cloud-native workflows that are time-tested to support mega-scale live streams and examines common failure scenarios and anti-patterns, identifies infrastructure bottlenecks and proposes fallback strategies to enhance resilience and reliability at massive concurrency scales.

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IBC2024 Tech Papers: Large Multimodal Model-based Video Encoding Optimization

This paper demonstrates that our LMM-based approach not only significantly reduces the computational complexity required for sampling based per-title video encoding—by an astounding 13 times—but also maintains the same level of bitrate saving. These findings not only pave the way for more efficient and adaptive video encoding strategies but also highlight the potential of multi-modal models in enhancing multimedia processing tasks.

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IBC2024 Tech Papers: Live music in virtual immersive spaces

This paper presents approaches the BBC has been trialling for delivering live events into virtual immersive spaces. Trials are being run to explore the use of low-latency volumetric capture technology of the artists, to allow virtual attendees, through their avatars, to interact with the performer and each other. Other trials are looking at the capture of performers in larger spaces such as stages at a festival, relying on 2/2.5D video approaches.

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IBC2024 Tech Papers: Content Steering: A Standard for Multi-CDN Streaming

This paper reviews the history of this standard’s creation, explains its operation principles, and discusses its various features, utilities, and benefits.

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