Search Results for author: Cai Xu

Found 11 papers, 6 papers with code

An Oversampling-enhanced Multi-class Imbalanced Classification Framework for Patient Health Status Prediction Using Patient-reported Outcomes

no code implementations16 Nov 2024 Yang Yan, Zhong Chen, Cai Xu, Xinglei Shen, Jay Shiao, John Einck, Ronald C Chen, Hao Gao

Patient-reported outcomes (PROs) directly collected from cancer patients being treated with radiation therapy play a vital role in assisting clinicians in counseling patients regarding likely toxicities.

imbalanced classification

Generalized Trusted Multi-view Classification Framework with Hierarchical Opinion Aggregation

1 code implementation6 Nov 2024 Long Shi, Chuanqing Tang, Huangyi Deng, Cai Xu, Lei Xing, Badong Chen

To the best of our knowledge, this is one of the pioneering efforts to formulate a hierarchical aggregation framework in the trusted multi-view learning domain.

MULTI-VIEW LEARNING

Dynamic Evidence Decoupling for Trusted Multi-view Learning

1 code implementation4 Oct 2024 Ying Liu, Lihong Liu, Cai Xu, XiangYu Song, Ziyu Guan, Wei Zhao

To mitigate this, researchers propose trusted multi-view learning methods that estimate classification probabilities and uncertainty by learning the class distributions for each instance.

MULTI-VIEW LEARNING

SC2: Towards Enhancing Content Preservation and Style Consistency in Long Text Style Transfer

no code implementations7 Jun 2024 Jie Zhao, Ziyu Guan, Cai Xu, Wei Zhao, Yue Jiang

We design a style consistency loss to ensure the generated multiple sentences consistently reflect the target style polarity.

Decoder Denoising +2

Multimodal Fusion on Low-quality Data: A Comprehensive Survey

no code implementations27 Apr 2024 Qingyang Zhang, Yake Wei, Zongbo Han, Huazhu Fu, Xi Peng, Cheng Deng, QinGhua Hu, Cai Xu, Jie Wen, Di Hu, Changqing Zhang

Multimodal fusion focuses on integrating information from multiple modalities with the goal of more accurate prediction, which has achieved remarkable progress in a wide range of scenarios, including autonomous driving and medical diagnosis.

Autonomous Driving Medical Diagnosis +1

TruthSR: Trustworthy Sequential Recommender Systems via User-generated Multimodal Content

1 code implementation26 Apr 2024 Meng Yan, Haibin Huang, Ying Liu, Juan Zhao, Xiyue Gao, Cai Xu, Ziyu Guan, Wei Zhao

In addition, we design a trustworthy decision mechanism that integrates subjective user perspective and objective item perspective to dynamically evaluate the uncertainty of prediction results.

Sequential Recommendation

Trusted Multi-view Learning with Label Noise

1 code implementation18 Apr 2024 Cai Xu, Yilin Zhang, Ziyu Guan, Wei Zhao

This motivates us to delve into a new generalized trusted multi-view learning problem: how to develop a reliable multi-view learning model under the guidance of noisy labels?

MULTI-VIEW LEARNING

Reliable Conflictive Multi-View Learning

1 code implementation24 Feb 2024 Cai Xu, Jiajun Si, Ziyu Guan, Wei Zhao, Yue Wu, Xiyue Gao

To solve this, we point out a new Reliable Conflictive Multi-view Learning (RCML) problem, which requires the model to provide decision results and attached reliabilities for conflictive multi-view data.

MULTI-VIEW LEARNING

Self-supervised Heterogeneous Graph Pre-training Based on Structural Clustering

1 code implementation19 Oct 2022 Yaming Yang, Ziyu Guan, Zhe Wang, Wei Zhao, Cai Xu, Weigang Lu, Jianbin Huang

The two modules can effectively utilize and enhance each other, promoting the model to learn discriminative embeddings.

Clustering

Multi-Agent Cooperative Bidding Games for Multi-Objective Optimization in e-Commercial Sponsored Search

no code implementations8 Jun 2021 Ziyu Guan, Hongchang Wu, Qingyu Cao, Hao liu, Wei Zhao, Sheng Li, Cai Xu, Guang Qiu, Jian Xu, Bo Zheng

Although a few studies use multi-agent reinforcement learning to set up a cooperative game, they still suffer the following drawbacks: (1) They fail to avoid collusion solutions where all the advertisers involved in an auction collude to bid an extremely low price on purpose.

Model Optimization Multi-agent Reinforcement Learning

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