EPIC-Fusion: Audio-Visual Temporal Binding for Egocentric Action Recognition
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Abstract (arXiv)
We focus on multi-modal fusion for egocentric action recognition, and propose a novel architecture for multi-modal temporal-binding, i.e. the combination of modalities within a range of temporal offsets. We train the architecture with three modalities -- RGB, Flow and Audio -- and combine them with mid-level fusion alongside sparse temporal sampling of fused representations. In contrast with previous works, modalities are fused before temporal aggregation, with shared modality and fusion weights over time. Our proposed architecture is trained end-to-end, outperforming individual modalities as well as late-fusion of modalities. We demonstrate the importance of audio in egocentric vision, on per-class basis, for identifying actions as well as interacting objects. Our method achieves state of the art results on both the seen and unseen test sets of the largest egocentric dataset: EPIC-Kitchens, on all metrics using the public leaderboard.
Key facts. Cited by 226 papers in the map (data through 7 Oct 2026). First posted on arXiv 22 Aug 2019.
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Citing papers per year: 2021: 42; 2022: 52; 2023: 57; 2024: 41; 2025: 26; 2026: 8.
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- 2021ViViT: A Video Vision Transformercited by 1,610
- 2021Ego4D: Around the World in 3,000 Hours of Egocentric Videocited by 1,530
- 2022Socratic Models: Composing Zero-Shot Multimodal Reasoning with Languagecited by 513
- 2021Attention Bottlenecks for Multimodal Fusioncited by 361
- 2022Balanced Multimodal Learning via On-the-fly Gradient Modulationcited by 259
- 2022Egocentric Video-Language Pretrainingcited by 231
- 2021Keeping Your Eye on the Ball: Trajectory Attention in Video Transformerscited by 224
- 2021EgoBody: Human Body Shape and Motion of Interacting People from Head-Mounted Devicescited by 136
- 2021VisualVoice: Audio-Visual Speech Separation with Cross-Modal Consistencycited by 114
- 2021Ego-Exo: Transferring Visual Representations from Third-person to First-person Videoscited by 98
- 2024EgoExoLearn: A Dataset for Bridging Asynchronous Ego- and Exo-centric View of Procedural Activities in Real Worldcited by 93
- 2022Learning To Recognize Procedural Activities with Distant Supervisioncited by 85
38 more
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- 2023An Outlook into the Future of Egocentric Visioncited by 84
- 2025Lifelong Learning of Large Language Model based Agents: A Roadmapcited by 78
- 2021Responsive Listening Head Generation: A Benchmark Dataset and Baselinecited by 67
- 2023HierVL: Learning Hierarchical Video-Language Embeddingscited by 66
- 2023Grounded Question-Answering in Long Egocentric Videoscited by 62
- 2021Cyclic Co-Learning of Sounding Object Visual Grounding and Sound Separationcited by 59
- 2023EgoHumans: An Egocentric 3D Multi-Human Benchmarkcited by 58
- 2022MAViL: Masked Audio-Video Learnerscited by 56
- 2021E2(GO)MOTION: Motion Augmented Event Stream for Egocentric Action Recognitioncited by 50
- 2023SimMMDG: A Simple and Effective Framework for Multi-modal Domain Generalizationcited by 48
- 2023Epic-Sounds: A Large-scale Dataset of Actions That Soundcited by 47
- 2023NaQ: Leveraging Narrations as Queries to Supervise Episodic Memorycited by 46
- 2023Learning Procedure-aware Video Representation from Instructional Videos and Their Narrationscited by 46
- 2021MM-ViT: Multi-Modal Video Transformer for Compressed Video Action Recognitioncited by 44
- 2022Discrete Contrastive Diffusion for Cross-Modal Music and Image Generationcited by 44
- 2022Learning in Audio-visual Context: A Review, Analysis, and New Perspectivecited by 44
- 2023Annotation-free Audio-Visual Segmentationcited by 44
- 2022Exploiting Transformation Invariance and Equivariance for Self-supervised Sound Localisationcited by 43
- 2024Retrieval-Augmented Egocentric Video Captioningcited by 42
- 2024GeminiFusion: Efficient Pixel-wise Multimodal Fusion for Vision Transformercited by 42
- 2021With a Little Help from my Temporal Context: Multimodal Egocentric Action Recognitioncited by 41
- 2022Anticipative Feature Fusion Transformer for Multi-Modal Action Anticipationcited by 41
- 2021Learning to Anticipate Egocentric Actions by Imaginationcited by 40
- 2023Egocentric Audio-Visual Object Localizationcited by 40
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- 2024Recent Advances of Multimodal Continual Learning: A Comprehensive Surveycited by 39
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- 2021AdaMML: Adaptive Multi-Modal Learning for Efficient Video Recognitioncited by 36
- 2022MECCANO: A Multimodal Egocentric Dataset for Humans Behavior Understanding in the Industrial-like Domaincited by 36
- 2021Domain Generalization through Audio-Visual Relative Norm Alignment in First Person Action Recognitioncited by 35
- 2022Audio-Adaptive Activity Recognition Across Video Domainscited by 35
- 2021Multiview Pseudo-Labeling for Semi-supervised Learning from Videocited by 32
- 2022Learning Sound Localization Better From Semantically Similar Samplescited by 32
- 2023EgoDistill: Egocentric Head Motion Distillation for Efficient Video Understandingcited by 32
- 2024On-the-fly Modulation for Balanced Multimodal Learningcited by 32
- 2021Space-Time Crop & Attend: Improving Cross-modal Video Representation Learningcited by 31
- 2022Egocentric Prediction of Action Target in 3Dcited by 31
50 most cited of 226 All 226 (JSON)
- 2026Reachability Is Not Generalization: Understanding Verb--Noun Decomposition in Assembly Action Recognition4 Sep 2026
- 2026G3Ego: Gaze-Guided Graphs for Egocentric Action Understanding20 Aug 2026
- 2026Uncovering Latent Depression Severity for Binary Depression Detection via Advantage-weighting Ranking7 Jul 2026
- 2026Q-TriM: Question-Guided Tri-Modal Attention for Audio-Visual Question Answering4 Jul 2026
- 2026EgoForge: Goal-Directed Egocentric World Simulator20 Mar 2026
- 2026MAND: Modality-Aware Novelty Detection for Open-World Egocentric Activity Recognition17 Mar 2026
- 2026EgoReasoner: Learning Egocentric 4D Reasoning via Task-Adaptive Structured Thinking6 Mar 2026
- 2026Cross-Modal Binary Attention: An Energy-Efficient Fusion Framework for Audio-Visual Learning31 Jan 2026
- 2025The N-Body Problem: Parallel Execution from Single-Person Egocentric Video12 Dec 2025
- 2025Multi-Modal Scene Graph with Kolmogorov-Arnold Experts for Audio-Visual Question Answering28 Nov 2025
- 2025EgoControl: Controllable Egocentric Video Generation via 3D Full-Body Poses22 Nov 2025
- 2025Personality-guided Public-Private Domain Disentangled Hypergraph-Former Network for Multimodal Depression Detection16 Nov 2025
38 more
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- 2025AIM: Adaptive Intra-Network Modulation for Balanced Multimodal Learning27 Aug 2025
- 2025Perceiving and Acting in First-Person: A Dataset and Benchmark for Egocentric Human-Object-Human Interactions6 Aug 2025
- 2025EgoTrigger: Toward Audio-Driven Image Capture for Human Memory Enhancement in All-Day Energy-Efficient Smart Glasses3 Aug 2025
- 2025Reconstructing 4D Spatial Intelligence: A Survey28 Jul 2025
- 2025DEL: Dense Event Localization for Multi-modal Audio-Visual Understanding29 Jun 2025
- 2025EgoAdapt: Adaptive Multisensory Distillation and Policy Learning for Efficient Egocentric Perception26 Jun 2025
- 2025Domain Generalization using Action Sequences for Egocentric Action Recognition21 Jun 2025
- 2025EVA02-AT: Egocentric Video-Language Understanding with Spatial-Temporal Rotary Positional Embeddings and Symmetric Optimization17 Jun 2025
- 2025Exploring Audio Cues for Enhanced Test-Time Video Model Adaptation14 Jun 2025
- 2025EgoM2P: Egocentric Multimodal Multitask Pretraining9 Jun 2025
- 2025Improving Keystep Recognition in Ego-Video via Dexterous Focus1 Jun 2025
- 2025textttAVROBUSTBENCH: Benchmarking the Robustness of Audio-Visual Recognition Models at Test-Time31 May 2025
- 2025Reading Recognition in the Wild30 May 2025
- 2025Bootstrap Your Own Views: Masked Ego-Exo Modeling for Fine-grained View-invariant Video Representations25 Mar 2025
- 2025Challenges and Trends in Egocentric Vision: A Survey19 Mar 2025
- 2025Reliable Multimodal Learning Via Multi-Level Adaptive DeConfusion27 Feb 2025
- 2025Advances in Multimodal Adaptation and Generalization: From Traditional Approaches to Foundation Models30 Jan 2025
- 2025Towards Robust Multimodal Open-set Test-time Adaptation via Adaptive Entropy-aware Optimization23 Jan 2025
- 2025Lifelong Learning of Large Language Model based Agents: A Roadmap13 Jan 2025
- 2024Vinci: A Real-time Embodied Smart Assistant based on Egocentric Vision-Language Model30 Dec 2024
- 2024JoVALE: Detecting Human Actions in Video Using Audiovisual and Language Contexts18 Dec 2024
- 2024VioPose: Violin Performance 4D Pose Estimation by Hierarchical Audiovisual Inference19 Nov 2024
- 2024On-the-fly Modulation for Balanced Multimodal Learning15 Oct 2024
- 2024Recent Advances of Multimodal Continual Learning: A Comprehensive Survey7 Oct 2024
- 2024DepMamba: Progressive Fusion Mamba for Multimodal Depression Detection24 Sep 2024
- 2024Egocentric zone-aware action recognition across environments21 Sep 2024
- 2024Continual Learning for Multimodal Data Fusion of a Soft Gripper20 Sep 2024
- 2024Integrating Audio Narrations to Strengthen Domain Generalization in Multimodal First-Person Action Recognition15 Sep 2024
- 2024A Methodological and Structural Review of Hand Gesture Recognition Across Diverse Data Modalities10 Aug 2024
- 2024Spherical World-Locking for Audio-Visual Localization in Egocentric Videos9 Aug 2024
- 2024STARS: Self-supervised Tuning for 3D Action Recognition in Skeleton Sequences15 Jul 2024
- 2024Masked Video and Body-worn IMU Autoencoder for Egocentric Action Recognition9 Jul 2024
- 2024Towards Multimodal Open-Set Domain Generalization and Adaptation through Self-supervision1 Jul 2024
- 2024CLHOP: Combined Audio-Video Learning for Horse 3D Pose and Shape Estimation1 Jul 2024
- 2024Action2Sound: Ambient-Aware Generation of Action Sounds from Egocentric Videos13 Jun 2024
50 newest of 226 All 226 (JSON)
- 2024Vinci: A Real-time Embodied Smart Assistant based on Egocentric Vision-Language Modelcited by 19
- 2022Single-Stream Multi-Level Alignment for Vision-Language Pretrainingcited by 16
- 2024GPT4Ego: Unleashing the Potential of Pre-trained Models for Zero-Shot Egocentric Action Recognitioncited by 8
- 2024X-MIC: Cross-Modal Instance Conditioning for Egocentric Action Generalizationcited by 6
- 2024Vinci: A Real-time Embodied Smart Assistant based on Egocentric Vision-Language Model30 Dec 2024
- 2024X-MIC: Cross-Modal Instance Conditioning for Egocentric Action Generalization28 Mar 2024
- 2024GPT4Ego: Unleashing the Potential of Pre-trained Models for Zero-Shot Egocentric Action Recognition18 Jan 2024
- 2022Single-Stream Multi-Level Alignment for Vision-Language Pretraining27 Mar 2022
- 2026EgoForge: Goal-Directed Egocentric World Simulatorcited by 9
- 2026EgoForge: Goal-Directed Egocentric World Simulator20 Mar 2026
- 2021ViViT: A Video Vision Transformercited by 1,610
- 2021Ego4D: Around the World in 3,000 Hours of Egocentric Videocited by 1,530
- 2021Attention Bottlenecks for Multimodal Fusioncited by 361
- 2022Balanced Multimodal Learning via On-the-fly Gradient Modulationcited by 259
- 2022Egocentric Video-Language Pretrainingcited by 231
- 2021Keeping Your Eye on the Ball: Trajectory Attention in Video Transformerscited by 224
- 2021EgoBody: Human Body Shape and Motion of Interacting People from Head-Mounted Devicescited by 136
- 2021VisualVoice: Audio-Visual Speech Separation with Cross-Modal Consistencycited by 114
- 2021Ego-Exo: Transferring Visual Representations from Third-person to First-person Videoscited by 98
- 2024EgoExoLearn: A Dataset for Bridging Asynchronous Ego- and Exo-centric View of Procedural Activities in Real Worldcited by 93
- 2022Learning To Recognize Procedural Activities with Distant Supervisioncited by 85
- 2021Space-time Mixing Attention for Video Transformercited by 84
12 most cited of 215 All 215 (JSON)
- 2026Reachability Is Not Generalization: Understanding Verb--Noun Decomposition in Assembly Action Recognition4 Sep 2026
- 2026G3Ego: Gaze-Guided Graphs for Egocentric Action Understanding20 Aug 2026
- 2026Uncovering Latent Depression Severity for Binary Depression Detection via Advantage-weighting Ranking7 Jul 2026
- 2026Q-TriM: Question-Guided Tri-Modal Attention for Audio-Visual Question Answering4 Jul 2026
- 2026MAND: Modality-Aware Novelty Detection for Open-World Egocentric Activity Recognition17 Mar 2026
- 2026EgoReasoner: Learning Egocentric 4D Reasoning via Task-Adaptive Structured Thinking6 Mar 2026
- 2026Cross-Modal Binary Attention: An Energy-Efficient Fusion Framework for Audio-Visual Learning31 Jan 2026
- 2025The N-Body Problem: Parallel Execution from Single-Person Egocentric Video12 Dec 2025
- 2025EgoControl: Controllable Egocentric Video Generation via 3D Full-Body Poses22 Nov 2025
- 2025Personality-guided Public-Private Domain Disentangled Hypergraph-Former Network for Multimodal Depression Detection16 Nov 2025
- 2025Mitigating Sample-Level Imbalance via Probabilistic Separation for Adaptive Multimodal Fusion20 Oct 2025
- 2025Video Understanding by Design: How Datasets Shape Video Models11 Sep 2025
12 newest of 215 All 215 (JSON)