Predicting Energy Usage of High Dynamic Range Video on Mobile Devices

Tech Paper 2022: The paper presents a neural network-based method to accurately predict mobile device energy usage when playing HDR video, improving battery management over previous approaches.

Abstract

High-end mobile devices now support displaying video in High Dynamic Range (HDR), delivering a significantly enhanced viewing experience over Standard Dynamic Range (SDR). However, more energy may be required to play HDR, impacting device battery life and reducing overall quality of experience.

We present a new methodology for predicting the real-time energy usage of a mobile device playing video content. 37 video clips were encoded into 12 combinations of different resolution, frame-rate, bit-rate, and dynamic range.

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Automatic quality control of broadcast audio

Tech Papers 2025: This paper describes work undertaken as part of the AQUA project funded by InnovateUK to address shortfalls in automated audio QC processes with an automated software solution for both production and distribution of audio content on premises or in the cloud.

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