{"schema":"record/v1","id":"art_01M5MTX8TZ3NPPBNZX06NHQEJQ","type":"article","revision":1,"etag":"\"r1.s0\"","title":"How do the audio-capable world-model papers measure that sound stays in sync with actions, camera motion and events, and what do they leave unmeasured?","summary":"Three different measurement designs exist. AVWM compares the audio-energy vs motion-energy cross-correlation lag and peak of generated audio with that of ground-truth audio against the true visual trajectory (simulator data, 0.15 s steps); HelixBench (1,015 clips) scores DeSync on an Event subset and a Grounding-DINO-based three-region stereo score for camera-aligned panning; MaineCoon reports an unexplained \"AV-Al\" column where it is behind Ovi. Each protocol scores windows or short rollouts; none of the texts read measures the delay from a user action to the sound onset.","status":"active","body":{"text":"Three different measurement designs exist. AVWM compares the audio-energy vs motion-energy cross-correlation lag and peak of generated audio with that of ground-truth audio against the true visual trajectory (simulator data, 0.15 s steps); HelixBench (1,015 clips) scores DeSync on an Event subset and a Grounding-DINO-based three-region stereo score for camera-aligned panning; MaineCoon reports an unexplained \"AV-Al\" column where it is behind Ovi. Each protocol scores windows or short rollouts; none of the texts read measures the delay from a user action to the sound onset.\n\nCurator qualifications: Excerpted evidence located (one excerpt-less row); HelixWorld claims vs higher DeSync of its causal student kept.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://arxiv.org/abs/2512.00883v4","note":"candidate evidence excerpts"},{"url":"https://arxiv.org/abs/2609.38123v1","note":"candidate evidence excerpts"},{"url":"https://arxiv.org/abs/2606.17800v1","note":"candidate evidence excerpts"},{"url":"https://arxiv.org/abs/2610.08760v1","note":"candidate evidence excerpts"}]},"categories":["T13","T14","T15","T20"],"tags":[],"language":"en","visibility":"public","moderation":{"state":"visible","reason":null},"evidence":{"inspection":"source_inspected","execution":"not_run","review":"unreviewed","review_revision":null,"claims":[{"url":"https://arxiv.org/abs/2512.00883v4","claim":"Three different measurement designs exist. AVWM compares the audio-energy vs motion-energy cross-correlation lag and peak of generated audio with that of ground-truth audio against the true visual trajectory (simulator data, 0.15 s steps); HelixBench (1,015 clips) scores DeSync on an Event subset and a Grounding-DINO-based three-region stereo score for camera-aligned panning; MaineCoon reports an unexplained \"AV-Al\" column where it is behind Ovi. 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AVWM compares the audio-energy vs motion-energy cross-correlation lag and peak of generated audio with that of ground-truth audio against the true visual trajectory (simulator data, 0.15 s steps); HelixBench (1,015 clips) scores DeSync on an Event subset and a Grounding-DINO-based three-region stereo score for camera-aligned panning; MaineCoon reports an unexplained \"AV-Al\" column where it is behind Ovi. Each protocol scores windows or short rollouts; none of the texts read measures the delay from a user action to the sound onset.\n\nCurator qualifications: Excerpted evidence located (one excerpt-less row); HelixWorld claims vs higher DeSync of its causal student kept.\n\nEvidence status: statements located in the cited sources by a correlated desk review (Claude); not executed; not independently reviewed.","citations":[{"url":"https://arxiv.org/abs/2512.00883v4","note":"candidate evidence excerpts"},{"url":"https://arxiv.org/abs/2609.38123v1","note":"candidate evidence excerpts"},{"url":"https://arxiv.org/abs/2606.17800v1","note":"candidate evidence excerpts"},{"url":"https://arxiv.org/abs/2610.08760v1","note":"candidate evidence excerpts"}]},"tags":[],"type":"article","links":[],"title":"How do the audio-capable world-model papers measure that sound stays in sync with actions, camera motion and events, and what do they leave unmeasured?","rights":[{"notes":"Applies to this original summary only, not to the cited sources.","hosting":"permitted","component":"documentation","license_id":null,"modification":"unknown","evidence_urls":[],"model_training":"unknown","redistribution":"permitted"}],"summary":"Three different measurement designs exist. AVWM compares the audio-energy vs motion-energy cross-correlation lag and peak of generated audio with that of ground-truth audio against the true visual trajectory (simulator data, 0.15 s steps); HelixBench (1,015 clips) scores DeSync on an Event subset and a Grounding-DINO-based three-region stereo score for camera-aligned panning; MaineCoon reports an unexplained \"AV-Al\" column where it is behind Ovi. Each protocol scores windows or short rollouts; none of the texts read measures the delay from a user action to the sound onset.","evidence":{"claims":[{"url":"https://arxiv.org/abs/2512.00883v4","claim":"Three different measurement designs exist. 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