Search Results for author: Xianxian Li

Found 7 papers, 6 papers with code

Explicit Visual Prompts for Visual Object Tracking

1 code implementation6 Jan 2024 Liangtao Shi, Bineng Zhong, Qihua Liang, Ning li, Shengping Zhang, Xianxian Li

Specifically, we utilize spatio-temporal tokens to propagate information between consecutive frames without focusing on updating templates.

Object Visual Object Tracking +1

ODTrack: Online Dense Temporal Token Learning for Visual Tracking

1 code implementation3 Jan 2024 Yaozong Zheng, Bineng Zhong, Qihua Liang, Zhiyi Mo, Shengping Zhang, Xianxian Li

To alleviate the above problem, we propose a simple, flexible and effective video-level tracking pipeline, named \textbf{ODTrack}, which densely associates the contextual relationships of video frames in an online token propagation manner.

Semi-Supervised Video Object Segmentation Visual Object Tracking +1

Poincaré Differential Privacy for Hierarchy-Aware Graph Embedding

no code implementations19 Dec 2023 Yuecen Wei, Haonan Yuan, Xingcheng Fu, Qingyun Sun, Hao Peng, Xianxian Li, Chunming Hu

Specifically, PoinDP first learns the hierarchy weights for each entity based on the Poincar\'e model in hyperbolic space.

Graph Embedding Inductive Bias +3

Towards Unified Token Learning for Vision-Language Tracking

1 code implementation27 Aug 2023 Yaozong Zheng, Bineng Zhong, Qihua Liang, Guorong Li, Rongrong Ji, Xianxian Li

In this paper, we present a simple, flexible and effective vision-language (VL) tracking pipeline, termed \textbf{MMTrack}, which casts VL tracking as a token generation task.

Heterogeneous Graph Neural Network for Privacy-Preserving Recommendation

1 code implementation2 Oct 2022 Yuecen Wei, Xingcheng Fu, Qingyun Sun, Hao Peng, Jia Wu, Jinyan Wang, Xianxian Li

To address this issue, we propose a novel heterogeneous graph neural network privacy-preserving method based on a differential privacy mechanism named HeteDP, which provides a double guarantee on graph features and topology.

Privacy Preserving

Learning to Filter: Siamese Relation Network for Robust Tracking

1 code implementation CVPR 2021 Siyuan Cheng, Bineng Zhong, Guorong Li, Xin Liu, Zhenjun Tang, Xianxian Li, Jing Wang

RD performs in a meta-learning way to obtain a learning ability to filter the distractors from the background while RM aims to effectively integrate the proposed RD into the Siamese framework to generate accurate tracking result.

Meta-Learning Relation +1

SSGD: A safe and efficient method of gradient descent

1 code implementation3 Dec 2020 Jinhuan Duan, Xianxian Li, Shiqi Gao, Jinyan Wang, Zili Zhong

In this paper, to prevent gradient leakage while keeping the accuracy of model, we propose the super stochastic gradient descent approach to update parameters by concealing the modulus length of gradient vectors and converting it or them into a unit vector.

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