Search Results for author: Shuyuan Yang

Found 19 papers, 3 papers with code

Unveiling and Mitigating Generalized Biases of DNNs through the Intrinsic Dimensions of Perceptual Manifolds

no code implementations22 Apr 2024 Yanbiao Ma, Licheng Jiao, Fang Liu, Lingling Li, Wenping Ma, Shuyuan Yang, Xu Liu, Puhua Chen

Building fair deep neural networks (DNNs) is a crucial step towards achieving trustworthy artificial intelligence.

Heterogeneous Network Based Contrastive Learning Method for PolSAR Land Cover Classification

1 code implementation29 Mar 2024 JianFeng Cai, Yue Ma, Zhixi Feng, Shuyuan Yang

Besides, this work has implications for how to efficiently utilize the multi-features of PolSAR data to learn better high-level representation in CL and how to construct networks suitable for PolSAR data better.

Contrastive Learning Image Classification +2

Geometric Prior Guided Feature Representation Learning for Long-Tailed Classification

no code implementations21 Jan 2024 Yanbiao Ma, Licheng Jiao, Fang Liu, Shuyuan Yang, Xu Liu, Puhua Chen

In this work, we propose to leverage the geometric information of the feature distribution of the well-represented head class to guide the model to learn the underlying distribution of the tail class.

Representation Learning

Data-Centric Long-Tailed Image Recognition

no code implementations3 Nov 2023 Yanbiao Ma, Licheng Jiao, Fang Liu, Shuyuan Yang, Xu Liu, Puhua Chen

In the context of the long-tail scenario, models exhibit a strong demand for high-quality data.

Long-tail Learning

Orthogonal Uncertainty Representation of Data Manifold for Robust Long-Tailed Learning

no code implementations16 Oct 2023 Yanbiao Ma, Licheng Jiao, Fang Liu, Shuyuan Yang, Xu Liu, Lingling Li

The disadvantage is that these methods generally pursue models with balanced class accuracy on the data manifold, while ignoring the ability of the model to resist interference.

Changes-Aware Transformer: Learning Generalized Changes Representation

no code implementations24 Sep 2023 Dan Wang, Licheng Jiao, Jie Chen, Shuyuan Yang, Fang Liu

After refinement, the changed pixels in the difference feature space are closer to each other, which facilitates change detection.

Change Detection

AMC-Net: An Effective Network for Automatic Modulation Classification

no code implementations2 Apr 2023 Jiawei Zhang, Tiantian Wang, Zhixi Feng, Shuyuan Yang

Automatic modulation classification (AMC) is a crucial stage in the spectrum management, signal monitoring, and control of wireless communication systems.

Classification Denoising +2

Predicting and Enhancing the Fairness of DNNs with the Curvature of Perceptual Manifolds

2 code implementations CVPR 2023 Yanbiao Ma, Licheng Jiao, Fang Liu, Maoji Wen, Lingling Li, Wenping Ma, Shuyuan Yang, Xu Liu, Puhua Chen

To address the challenges of long-tailed classification, researchers have proposed several approaches to reduce model bias, most of which assume that classes with few samples are weak classes.

Classification Fairness +1

Bi-level Multi-objective Evolutionary Learning: A Case Study on Multi-task Graph Neural Topology Search

no code implementations6 Feb 2023 Chao Wang, Licheng Jiao, Jiaxuan Zhao, Lingling Li, Xu Liu, Fang Liu, Shuyuan Yang

It is computationally expensive to determine which LL Pareto weight in the LL Pareto weight set is the most appropriate for each UL solution.

Decision Making Graph Classification +2

Delving into Semantic Scale Imbalance

no code implementations30 Dec 2022 Yanbiao Ma, Licheng Jiao, Fang Liu, Yuxin Li, Shuyuan Yang, Xu Liu

Due to the prevalence of semantic scale imbalance, we propose semantic-scale-balanced learning, including a general loss improvement scheme and a dynamic re-weighting training framework that overcomes the challenge of calculating semantic scales in real-time during iterations.

PC-GANs: Progressive Compensation Generative Adversarial Networks for Pan-sharpening

no code implementations29 Jul 2022 Yinghui Xing, Shuyuan Yang, Song Wang, Yan Zhang, Yanning Zhang

Most of the available deep learning-based pan-sharpening methods sharpen the multispectral images through a one-step scheme, which strongly depends on the reconstruction ability of the network.

Generative Adversarial Network Pansharpening

A Survey of Deep Learning-based Object Detection

no code implementations11 Jul 2019 Licheng Jiao, Fan Zhang, Fang Liu, Shuyuan Yang, Lingling Li, Zhixi Feng, Rong Qu

Object detection is one of the most important and challenging branches of computer vision, which has been widely applied in peoples life, such as monitoring security, autonomous driving and so on, with the purpose of locating instances of semantic objects of a certain class.

Autonomous Driving Object +2

Modified Diversity of Class Probability Estimation Co-training for Hyperspectral Image Classification

no code implementations5 Sep 2018 Yan Ju, Lingling Li, Licheng Jiao, Zhongle Ren, Biao Hou, Shuyuan Yang

Due to the limited amount and imbalanced classes of labeled training data, the conventional supervised learning can not ensure the discrimination of the learned feature for hyperspectral image (HSI) classification.

Classification Clustering +2

Polarimetric Hierarchical Semantic Model and Scattering Mechanism Based PolSAR Image Classification

no code implementations1 Jul 2015 Fang Liu, Junfei Shi, Licheng Jiao, Hongying Liu, Shuyuan Yang, Jie Wu, Hongxia Hao, Jialing Yuan

For polarimetric SAR (PolSAR) image classification, it is a challenge to classify the aggregated terrain types, such as the urban area, into semantic homogenous regions due to sharp bright-dark variations in intensity.

General Classification Image Classification

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