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Research map / Graph learning / Knowledge and temporal graphs

Bridge To Answer: Structure-Aware Graph Interaction Network for Video Question Answering

CVPR 2021 · Graph learning › Knowledge and temporal graphs · approach: Graph reasoning for visual recognition · 100 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
use question-bridged visual-to-visual interaction instead of direct appearance-motion aggregation (ablation)Bridge to Answer · TGIF-QAaccuracy: 75.1 -> 75.9; 81.7 -> 82.6; 56.9 -> 57.5Helped
add appearance features, Q2A, and V2V interactions (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 72.8 -> 75.9Helped
add motion features, Q2M, and V2V interactions (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 68.2 -> 75.9Helped
add Q2V and V2V interactions (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 69.4 -> 75.9Helped
add question-to-appearance interaction (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 73.9 -> 75.9Helped
add question-to-motion interaction (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 73.1 -> 75.9Helped
add question-conditioned visual representations (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 72.3 -> 75.9Helped
add appearance-to-motion interaction (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 74.7 -> 75.9Helped
add motion-to-appearance interaction (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 74.8 -> 75.9Helped
add visual-to-visual interaction (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 74.1 -> 75.9Helped
set lambda to 1 rather than 10 (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 75.1 -> 75.9Hurt
set lambda to 5 rather than 10 (ablation)Bridge to Answer · TGIF-QA Actionaccuracy: 75.3 -> 75.9Hurt

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