papers

Publications (23)

cs.LG2025

Contrastive Learning Meets Pseudo-label-assisted Mixup Augmentation: A Comprehensive Graph Representation Framework from Local to Global

Jinlu Wang, Yanfeng Sun, Jiapu Wang +3

Graph Neural Networks (GNNs) have demonstrated remarkable effectiveness in various graph representation learning tasks. However, most existing GNNs focus primarily on capturing loc…

cs.CV2016

Block-Diagonal Sparse Representation by Learning a Linear Combination Dictionary for Recognition

Xinglin Piao, Yongli Hu, Yanfeng Sun +2

In a sparse representation based recognition scheme, it is critical to learn a desired dictionary, aiming both good representational power and discriminative performance. In this p…

cs.CV2026

StomaD2: An All-in-One System for Intelligent Stomatal Phenotype Analysis via Diffusion-Based Restoration Detection Network

Quanling Zhao, Meng'en Qin, Yanfeng Sun +2

Stomata play a crucial role in regulating plant physiological processes and reflecting environmental responses. However, accurate and high-throughput stomatal phenotyping remains c…

cs.CV2016

Mixture of Bilateral-Projection Two-dimensional Probabilistic Principal Component Analysis

Fujiao Ju, Yanfeng Sun, Junbin Gao +2

The probabilistic principal component analysis (PPCA) is built upon a global linear mapping, with which it is insufficient to model complex data variation. This paper proposes a mi…

cs.CV2016

Matrix Variate RBM and Its Applications

Guanglei Qi, Yanfeng Sun, Junbin Gao +2

Restricted Boltzmann Machine (RBM) is an importan- t generative model modeling vectorial data. While applying an RBM in practice to images, the data have to be vec- torized. This r…

cs.CR2020

Adversarial Privacy-preserving Filter

Jiaming Zhang, Jitao Sang, Xian Zhao +3

While widely adopted in practical applications, face recognition has been critically discussed regarding the malicious use of face images and the potential privacy problems, e.g.,…

cs.CV2017

Localized LRR on Grassmann Manifolds: An Extrinsic View

Boyue Wang, Yongli Hu, Junbin Gao +2

Subspace data representation has recently become a common practice in many computer vision tasks. It demands generalizing classical machine learning algorithms for subspace data. L…

cs.CV2017

Vectorial Dimension Reduction for Tensors Based on Bayesian Inference

Fujiao Ju, Yanfeng Sun, Junbin Gao +2

Dimensionality reduction for high-order tensors is a challenging problem. In conventional approaches, higher order tensors are `vectorized` via Tucker decomposition to obtain lower…

math.NA2015

Fast Optimization Algorithm on Riemannian Manifolds and Its Application in Low-Rank Representation

Haoran Chen, Yanfeng Sun, Junbin Gao +1

The paper addresses the problem of optimizing a class of composite functions on Riemannian manifolds and a new first order optimization algorithm (FOA) with a fast convergence rate…

cs.CV2024

Hierarchical Multi-modal Transformer for Cross-modal Long Document Classification

Tengfei Liu, Yongli Hu, Junbin Gao +2

Long Document Classification (LDC) has gained significant attention recently. However, multi-modal data in long documents such as texts and images are not being effectively utilize…

cs.CV2019

blessing in disguise: Designing Robust Turing Test by Employing Algorithm Unrobustness

Jiaming Zhang, Jitao Sang, Kaiyuan Xu +4

Turing test was originally proposed to examine whether machine's behavior is indistinguishable from a human. The most popular and practical Turing test is CAPTCHA, which is to disc…

cs.CV2017

Locality Preserving Projections for Grassmann manifold

Boyue Wang, Yongli Hu, Junbin Gao +3

Learning on Grassmann manifold has become popular in many computer vision tasks, with the strong capability to extract discriminative information for imagesets and videos. However,…

cs.CV2016

Matrix Variate RBM Model with Gaussian Distributions

Simeng Liu, Yanfeng Sun, Yongli Hu +2

Restricted Boltzmann Machine (RBM) is a particular type of random neural network models modeling vector data based on the assumption of Bernoulli distribution. For multi-dimensiona…

cs.CV2016

Tensor Sparse and Low-Rank based Submodule Clustering Method for Multi-way Data

Xinglin Piao, Yongli Hu, Junbin Gao +3

A new submodule clustering method via sparse and low-rank representation for multi-way data is proposed in this paper. Instead of reshaping multi-way data into vectors, this method…

cs.CV2016

Partial Least Squares Regression on Riemannian Manifolds and Its Application in Classifications

Haoran Chen, Yanfeng Sun, Junbin Gao +2

Partial least squares regression (PLSR) has been a popular technique to explore the linear relationship between two datasets. However, most of algorithm implementations of PLSR may…

cs.LG2024

DGNN: Decoupled Graph Neural Networks with Structural Consistency between Attribute and Graph Embedding Representations

Jinlu Wang, Jipeng Guo, Yanfeng Sun +4

Graph neural networks (GNNs) demonstrate a robust capability for representation learning on graphs with complex structures, showcasing superior performance in various applications.…

cs.LG2024

Dual-Frequency Filtering Self-aware Graph Neural Networks for Homophilic and Heterophilic Graphs

Yachao Yang, Yanfeng Sun, Jipeng Guo +4

Graph Neural Networks (GNNs) have excelled in handling graph-structured data, attracting significant research interest. However, two primary challenges have emerged: interference b…

cs.CV2017

Partial Sum Minimization of Singular Values Representation on Grassmann Manifolds

Boyue Wang, Yongli Hu, Junbin Gao +2

As a significant subspace clustering method, low rank representation (LRR) has attracted great attention in recent years. To further improve the performance of LRR and extend its a…

cs.CV2016

Laplacian LRR on Product Grassmann Manifolds for Human Activity Clustering in Multi-Camera Video Surveillance

Boyue Wang, Yongli Hu, Junbin Gao +2

In multi-camera video surveillance, it is challenging to represent videos from different cameras properly and fuse them efficiently for specific applications such as human activity…

cs.CV2016

Kernelized LRR on Grassmann Manifolds for Subspace Clustering

Boyue Wang, Yongli Hu, Junbin Gao +2

Low rank representation (LRR) has recently attracted great interest due to its pleasing efficacy in exploring low-dimensional sub- space structures embedded in data. One of its suc…

cs.CV2015

Heterogeneous Tensor Decomposition for Clustering via Manifold Optimization

Yanfeng Sun, Junbin Gao, Xia Hong +2

Tensors or multiarray data are generalizations of matrices. Tensor clustering has become a very important research topic due to the intrinsically rich structures in real-world mult…

cs.CV2015

Low Rank Representation on Grassmann Manifolds: An Extrinsic Perspective

Boyue Wang, Yongli Hu, Junbin Gao +2

Many computer vision algorithms employ subspace models to represent data. The Low-rank representation (LRR) has been successfully applied in subspace clustering for which data are…

cs.CV2015

Kernelized Low Rank Representation on Grassmann Manifolds

Boyue Wang, Yongli Hu, Junbin Gao +2

Low rank representation (LRR) has recently attracted great interest due to its pleasing efficacy in exploring low-dimensional subspace structures embedded in data. One of its succe…