EA-Swin: An Embedding-Agnostic Swin Transformer for AI-Generated Video Detection

Fuente: arXiv
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Auteurs principaux: Mai, Hung, Dinh, Loi, Nguyen, Duc Hai, Do, Dat, Doan, Luong, Quoc, Khanh Nguyen, Vu, Huan, Islam, Naeem Ul, Do, Tuan
Format: Preprint
Publié: 2026
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author Mai, Hung
Dinh, Loi
Nguyen, Duc Hai
Do, Dat
Doan, Luong
Quoc, Khanh Nguyen
Vu, Huan
Islam, Naeem Ul
Do, Tuan
author_facet Mai, Hung
Dinh, Loi
Nguyen, Duc Hai
Do, Dat
Doan, Luong
Quoc, Khanh Nguyen
Vu, Huan
Islam, Naeem Ul
Do, Tuan
contents Recent advances in foundation video generators such as Sora2, Veo3, and other commercial systems have produced highly realistic synthetic videos, exposing the limitations of existing detection methods that rely on shallow embedding trajectories, image-based adaptation, or computationally heavy MLLMs. We propose EA-Swin, an Embedding-Agnostic Swin Transformer that models spatiotemporal dependencies directly on pretrained video embeddings via a factorized windowed attention design, making it compatible with generic ViT-style patch-based encoders. Moreover, we construct the EA-Video dataset, a benchmark dataset comprising 130K videos that integrates newly collected samples with curated existing datasets, covering diverse commercial and open-source generators and including unseen-generator splits for rigorous cross-distribution evaluation. Extensive experiments show that EA-Swin achieves 0.97-0.99 accuracy across major generators, outperforming prior SoTA methods (typically 0.8-0.9) by a margin of 5-20\%, while maintaining strong generalization to unseen distributions, establishing a scalable and robust solution for modern AI-generated video detection.
format Preprint
id arxiv_https___arxiv_org_abs_2602_17260
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle EA-Swin: An Embedding-Agnostic Swin Transformer for AI-Generated Video Detection
Mai, Hung
Dinh, Loi
Nguyen, Duc Hai
Do, Dat
Doan, Luong
Quoc, Khanh Nguyen
Vu, Huan
Islam, Naeem Ul
Do, Tuan
Computer Vision and Pattern Recognition
Recent advances in foundation video generators such as Sora2, Veo3, and other commercial systems have produced highly realistic synthetic videos, exposing the limitations of existing detection methods that rely on shallow embedding trajectories, image-based adaptation, or computationally heavy MLLMs. We propose EA-Swin, an Embedding-Agnostic Swin Transformer that models spatiotemporal dependencies directly on pretrained video embeddings via a factorized windowed attention design, making it compatible with generic ViT-style patch-based encoders. Moreover, we construct the EA-Video dataset, a benchmark dataset comprising 130K videos that integrates newly collected samples with curated existing datasets, covering diverse commercial and open-source generators and including unseen-generator splits for rigorous cross-distribution evaluation. Extensive experiments show that EA-Swin achieves 0.97-0.99 accuracy across major generators, outperforming prior SoTA methods (typically 0.8-0.9) by a margin of 5-20\%, while maintaining strong generalization to unseen distributions, establishing a scalable and robust solution for modern AI-generated video detection.
title EA-Swin: An Embedding-Agnostic Swin Transformer for AI-Generated Video Detection
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2602.17260