arXivDaily arXiv每日学术速递 周一至周五更新
arXiv 2007.09355cs.CV

Thinking in Frequency: Face Forgery Detection by Mining Frequency-aware Clues

SenseTime Research(商汤科技研究院);University of Electronic Science and Technology of China(电子科技大学);College of Software, Beihang University(北京航空航天大学软件学院);Northwestern Polytechnical University(西北工业大学)

Yuyang Qian, Guojun Yin, Lu Sheng, Zixuan Chen, Jing Shao

英文摘要:

As realistic facial manipulation technologies have achieved remarkable progress, social concerns about potential malicious abuse of these technologies bring out an emerging research topic of face forgery detection. However, it is extremely challenging since recent advances are able to forge faces beyond the perception ability of human eyes, especially in compressed images and videos. We find that mining forgery patterns with the awareness of frequency could be a cure, as frequency provides a complementary viewpoint where either subtle forgery artifacts or compression errors could be well described. To introduce frequency into the face forgery detection, we propose a novel Frequency in Face Forgery Network (F3-Net), taking advantages of two different but complementary frequency-aware clues, 1) frequency-aware decomposed image components, and 2) local frequency statistics, to deeply mine the forgery patterns via our two-stream collaborative learning framework. We apply DCT as the applied frequency-domain transformation. Through comprehensive studies, we show that the proposed F3-Net significantly outperforms competing state-of-the-art methods on all compression qualities in the challenging FaceForensics++ dataset, especially wins a big lead upon low-quality media.

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