Search Results for author: Jiaqi Ji

Found 4 papers, 2 papers with code

SR-HetGNN:Session-based Recommendation with Heterogeneous Graph Neural Network

no code implementations12 Aug 2021 Jinpeng Chen, Haiyang Li, Xudong Zhang, Fan Zhang, Senzhang Wang, Kaimin Wei, Jiaqi Ji

The current studies generally learn user preferences according to the transitions of items in the user's session sequence.

Session-Based Recommendations

Learning to Disentangle GAN Fingerprint for Fake Image Attribution

no code implementations16 Jun 2021 Tianyun Yang, Juan Cao, Qiang Sheng, Lei LI, Jiaqi Ji, Xirong Li, Sheng Tang

Adopting a multi-task framework, we propose a GAN Fingerprint Disentangling Network (GFD-Net) to simultaneously disentangle the fingerprint from GAN-generated images and produce a content-irrelevant representation for fake image attribution.

Fake Image Attribution Open-Ended Question Answering

Image Manipulation Detection by Multi-View Multi-Scale Supervision

2 code implementations ICCV 2021 Xinru Chen, Chengbo Dong, Jiaqi Ji, Juan Cao, Xirong Li

The key challenge of image manipulation detection is how to learn generalizable features that are sensitive to manipulations in novel data, whilst specific to prevent false alarms on authentic images.

Image Manipulation Image Manipulation Detection +3

SEA: Sentence Encoder Assembly for Video Retrieval by Textual Queries

1 code implementation24 Nov 2020 Xirong Li, Fangming Zhou, Chaoxi Xu, Jiaqi Ji, Gang Yang

Inspired by the initial success of previously few works in combining multiple sentence encoders, this paper takes a step forward by developing a new and general method for effectively exploiting diverse sentence encoders.

Ranked #2 on Ad-hoc video search on TRECVID-AVS16 (IACC.3) (using extra training data)

Ad-hoc video search Management +6

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