Spatial-domain neural JSCC recovers localized video block erasures via inpainting while feature-domain JSCC recovers distributed erasures via cross-channel semantic redundancy, with measured PSNR trade-offs under uniform and importance-weighted losses.
Wireless semantic commu- nications for video conferencing,
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Towards Robust Semantic Video Transmission over Block Erasure Channels
Spatial-domain neural JSCC recovers localized video block erasures via inpainting while feature-domain JSCC recovers distributed erasures via cross-channel semantic redundancy, with measured PSNR trade-offs under uniform and importance-weighted losses.