Search Results for author: Runpeng Yu

Found 7 papers, 2 papers with code

Through the Dual-Prism: A Spectral Perspective on Graph Data Augmentation for Graph Classification

no code implementations18 Jan 2024 Yutong Xia, Runpeng Yu, Yuxuan Liang, Xavier Bresson, Xinchao Wang, Roger Zimmermann

Graph Neural Networks (GNNs) have become the preferred tool to process graph data, with their efficacy being boosted through graph data augmentation techniques.

Data Augmentation Graph Classification

Generator Born from Classifier

no code implementations NeurIPS 2023 Runpeng Yu, Xinchao Wang

In this paper, we make a bold attempt toward an ambitious task: given a pre-trained classifier, we aim to reconstruct an image generator, without relying on any data samples.

Image Generation

Robust Long-Tailed Learning via Label-Aware Bounded CVaR

no code implementations29 Aug 2023 Hong Zhu, Runpeng Yu, Xing Tang, Yifei Wang, Yuan Fang, Yisen Wang

Data in the real-world classification problems are always imbalanced or long-tailed, wherein the majority classes have the most of the samples that dominate the model training.

Distribution Shift Inversion for Out-of-Distribution Prediction

1 code implementation CVPR 2023 Runpeng Yu, Songhua Liu, Xingyi Yang, Xinchao Wang

Machine learning society has witnessed the emergence of a myriad of Out-of-Distribution (OoD) algorithms, which address the distribution shift between the training and the testing distribution by searching for a unified predictor or invariant feature representation.

Domain Generalization

Slimmable Dataset Condensation

no code implementations CVPR 2023 Songhua Liu, Jingwen Ye, Runpeng Yu, Xinchao Wang

In this paper, we explore the problem of slimmable dataset condensation, to extract a smaller synthetic dataset given only previous condensation results.

Dataset Condensation

Regularization Penalty Optimization for Addressing Data Quality Variance in OoD Algorithms

no code implementations12 Jun 2022 Runpeng Yu, Hong Zhu, Kaican Li, Lanqing Hong, Rui Zhang, Nanyang Ye, Shao-Lun Huang, Xiuqiang He

Due to the poor generalization performance of traditional empirical risk minimization (ERM) in the case of distributional shift, Out-of-Distribution (OoD) generalization algorithms receive increasing attention.

regression

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