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SEMAC: Spherical Energy Matching Ambisonics Codec for Efficient Higher-Order Ambisonics Compression

Hold, Christoph et al.
arXiv (All) · Papers
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audio-and-speech-processingsignal-processing
Higher-order Ambisonics (HOA) is an attractive format for immersive spatial audio, but its high channel count and directional properties present significant audio coding challenges. The widely deployed Opus audio codec supports HOA through Channel Mapping Families 2 and 3 (RFC 8486), which code and
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