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Syntax-Aware Action Targeting for Video Captioning

CVPR 2020 · Video › Video-language understanding · approach: Encoder-decoder video captioning · 197 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add syntax-aware action targeting with predicate guidanceBaseline video captioner · MSR-VTT testCIDEr: 46.1 -> 49.1Helped
Add syntax-aware action targetingBaseline video captioner · MSVD testCIDEr: 78.9 -> 81.0Helped
Train SAAT with reinforcement learning instead of cross-entropySAAT · MSR-VTT testCIDEr: 49.1 -> 51.0Helped
Guide caption generation with subject, predicate, and object rather than predicate alone (ablation)SAAT · MSR-VTT testCIDEr: 49.1 -> 46.1Hurt
Guide caption generation with subject, predicate, and object rather than predicate alone (ablation)SAAT · MSR-VTT testROUGE L: 60.9 -> 60.4Helped
Guide caption generation with subject, predicate, and object rather than predicate alone (ablation)SAAT · MSR-VTT testpredicate accuracy: 60.4 -> 60.5No clear effect
Add syntax-component guidance (ablation)Baseline video captioner · MSR-VTT testROUGE L: 59.9 -> 60.9Helped
Add predicate-guided captioning (ablation)Baseline video captioner · sports scenesverb accuracy: 63.6 -> 64.5Helped
Add predicate-guided captioning (ablation)Baseline video captioner · food scenesverb accuracy: 50.8 -> 59.5Helped
Add predicate-guided captioning (ablation)Baseline video captioner · cooking scenesverb accuracy: 63.6 -> 69.1Helped
Use predicate-only SAAT guidance instead of subject-predicate-object guidance (ablation)SAAT · sports scenesverb accuracy: 61.4 -> 64.5Helped
Use predicate-only SAAT guidance instead of subject-predicate-object guidance (ablation)SAAT · food scenesverb accuracy: 55.1 -> 59.5Helped

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