activity
20142021
most citedA survey of sparse representation: algorithms and applications

1.1k citations · 2.6k across the 75 of their papers we have counts for

collaborators

76 papers

cs.CV2021★ 4 cited

Keypoint Message Passing for Video-based Person Re-Identification

Di Chen, Andreas Doering, Shanshan Zhang +3

Video-based person re-identification (re-ID) is an important technique in visual surveillance systems which aims to match video snippets of people captured by different cameras. Ex…

cs.CV2021★ 9 cited

Fine-Grained Image Analysis with Deep Learning: A Survey

Xiu-Shen Wei, Yi-Zhe Song, Oisin Mac Aodha +5

Fine-grained image analysis (FGIA) is a longstanding and fundamental problem in computer vision and pattern recognition, and underpins a diverse set of real-world applications. The…

cs.CV2021

3D Siamese Voxel-to-BEV Tracker for Sparse Point Clouds

Le Hui, Lingpeng Wang, Mingmei Cheng +2

3D object tracking in point clouds is still a challenging problem due to the sparsity of LiDAR points in dynamic environments. In this work, we propose a Siamese voxel-to-BEV track…

cs.CV2021★ 3 cited

Sampling Network Guided Cross-Entropy Method for Unsupervised Point Cloud Registration

Haobo Jiang, Yaqi Shen, Jin Xie +3

In this paper, by modeling the point cloud registration task as a Markov decision process, we propose an end-to-end deep model embedded with the cross-entropy method (CEM) for unsu…

cs.CV2021★ 3 cited

FBSNet: A Fast Bilateral Symmetrical Network for Real-Time Semantic Segmentation

Guangwei Gao, Guoan Xu, Juncheng Li +3

Real-time semantic segmentation, which can be visually understood as the pixel-level classification task on the input image, currently has broad application prospects, especially i…

cs.CV2021★ 2 cited

Planning with Learned Dynamic Model for Unsupervised Point Cloud Registration

Haobo Jiang, Jin Xie, Jianjun Qian +1

Point cloud registration is a fundamental problem in 3D computer vision. In this paper, we cast point cloud registration into a planning problem in reinforcement learning, which ca…

cs.NI2021★ 3 cited

Going Deeper in Frequency Convolutional Neural Network: A Theoretical Perspective

Xiaohan Zhu, Zhen Cui, Tong Zhang +2

Convolutional neural network (CNN) is one of the most widely-used successful architectures in the era of deep learning. However, the high-computational cost of CNN still hampers mo…

cs.CV2021★ 10 cited

Learning Fair Face Representation With Progressive Cross Transformer

Yong Li, Yufei Sun, Zhen Cui +2

Face recognition (FR) has made extraordinary progress owing to the advancement of deep convolutional neural networks. However, demographic bias among different racial cohorts still…

cs.CV2021★ 24 cited

Graph Jigsaw Learning for Cartoon Face Recognition

Yong Li, Lingjie Lao, Zhen Cui +2

Cartoon face recognition is challenging as they typically have smooth color regions and emphasized edges, the key to recognize cartoon faces is to precisely perceive their sparse a…

cs.CV2021★ 2 cited

Learning to Aggregate and Personalize 3D Face from In-the-Wild Photo Collection

Zhenyu Zhang, Yanhao Ge, Renwang Chen +6

Non-parametric face modeling aims to reconstruct 3D face only from images without shape assumptions. While plausible facial details are predicted, the models tend to over-depend on…

eess.IV2021★ 1 cited

DONet: Dual-Octave Network for Fast MR Image Reconstruction

Chun-Mei Feng, Zhanyuan Yang, Huazhu Fu +3

Magnetic resonance (MR) image acquisition is an inherently prolonged process, whose acceleration has long been the subject of research. This is commonly achieved by obtaining multi…

cs.CV2021★ 4 cited

SSPC-Net: Semi-supervised Semantic 3D Point Cloud Segmentation Network

Mingmei Cheng, Le Hui, Jin Xie +1

Point cloud semantic segmentation is a crucial task in 3D scene understanding. Existing methods mainly focus on employing a large number of annotated labels for supervised semantic…

cs.CV2021★ 15 cited

Learning Normal Dynamics in Videos with Meta Prototype Network

Hui Lv, Chen Chen, Zhen Cui +3

Frame reconstruction (current or future frame) based on Auto-Encoder (AE) is a popular method for video anomaly detection. With models trained on the normal data, the reconstructio…

cs.LG2021★ 1 cited

Action Candidate Based Clipped Double Q-learning for Discrete and Continuous Action Tasks

Haobo Jiang, Jin Xie, Jian Yang

Double Q-learning is a popular reinforcement learning algorithm in Markov decision process (MDP) problems. Clipped Double Q-learning, as an effective variant of Double Q-learning,…

cs.CV2021★ 22 cited

Contrastive Embedding for Generalized Zero-Shot Learning

Zongyan Han, Zhenyong Fu, Shuo Chen +1

Generalized zero-shot learning (GZSL) aims to recognize objects from both seen and unseen classes, when only the labeled examples from seen classes are provided. Recent feature gen…

cs.CV2021★ 58 cited

Hierarchical Deep CNN Feature Set-Based Representation Learning for Robust Cross-Resolution Face Recognition

Guangwei Gao, Yi Yu, Jian Yang +2

Cross-resolution face recognition (CRFR), which is important in intelligent surveillance and biometric forensics, refers to the problem of matching a low-resolution (LR) probe face…

cs.LG2021★ 3 cited

Spatial-Temporal Tensor Graph Convolutional Network for Traffic Prediction

Xuran Xu, Tong Zhang, Chunyan Xu +2

Accurate traffic prediction is crucial to the guidance and management of urban traffics. However, most of the existing traffic prediction models do not consider the computational b…

cs.CV2021★ 9 cited

MSCFNet: A Lightweight Network With Multi-Scale Context Fusion for Real-Time Semantic Segmentation

Guangwei Gao, Guoan Xu, Yi Yu +3

In recent years, how to strike a good trade-off between accuracy and inference speed has become the core issue for real-time semantic segmentation applications, which plays a vital…

cs.CV2021★ 98 cited

Efficient 3D Point Cloud Feature Learning for Large-Scale Place Recognition

Le Hui, Mingmei Cheng, Jin Xie +1

Point cloud based retrieval for place recognition is still a challenging problem due to drastic appearance and illumination changes of scenes in changing environments. Existing dee…

cs.LG2021★ 2 cited

Tackling Instance-Dependent Label Noise via a Universal Probabilistic Model

Qizhou Wang, Bo Han, Tongliang Liu +3

The drastic increase of data quantity often brings the severe decrease of data quality, such as incorrect label annotations, which poses a great challenge for robustly training Dee…

cs.CV2020★ 3 cited

Globally Optimal Relative Pose Estimation with Gravity Prior

Yaqing Ding, Daniel Barath, Jian Yang +2

Smartphones, tablets and camera systems used, e.g., in cars and UAVs, are typically equipped with IMUs (inertial measurement units) that can measure the gravity vector accurately.…

cs.LG2020

They are Not Completely Useless: Towards Recycling Transferable Unlabeled Data for Class-Mismatched Semi-Supervised Learning

Zhuo Huang, Ying Tai, Chengjie Wang +2

Semi-Supervised Learning (SSL) with mismatched classes deals with the problem that the classes-of-interests in the limited labeled data is only a subset of the classes in massive u…

eess.IV2020★ 9 cited

Progressive Training of Multi-level Wavelet Residual Networks for Image Denoising

Yali Peng, Yue Cao, Shigang Liu +2

Recent years have witnessed the great success of deep convolutional neural networks (CNNs) in image denoising. Albeit deeper network and larger model capacity generally benefit per…

cs.CV2020★ 2 cited

Multi-Level Graph Convolutional Network with Automatic Graph Learning for Hyperspectral Image Classification

Sheng Wan, Chen Gong, Shirui Pan +2

Nowadays, deep learning methods, especially the Graph Convolutional Network (GCN), have shown impressive performance in hyperspectral image (HSI) classification. However, the curre…