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相关论文: Towards Effective Collaborative Learning in Long-T…

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This paper proposes a new pipeline for long-tail (LT) recognition. Instead of re-weighting or re-sampling, we utilize the long-tailed dataset itself to generate a balanced proxy that can be optimized through cross-entropy (CE).…

计算机视觉与模式识别 · 计算机科学 2024-03-11 Jie Shao , Ke Zhu , Hanxiao Zhang , Jianxin Wu

Classification on long-tailed distributed data is a challenging problem, which suffers from serious class-imbalance and accordingly unpromising performance especially on tail classes. Recently, the ensembling based methods achieve the…

机器学习 · 计算机科学 2022-03-28 Bolian Li , Zongbo Han , Haining Li , Huazhu Fu , Changqing Zhang

Large-scale contrastive learning models can learn very informative sentence embeddings, but are hard to serve online due to the huge model size. Therefore, they often play the role of "teacher", transferring abilities to small "student"…

人工智能 · 计算机科学 2023-01-31 Chaochen Gao , Xing Wu , Peng Wang , Jue Wang , Liangjun Zang , Zhongyuan Wang , Songlin Hu

Knowledge distillation transfers knowledge from a high capacity teacher to a compact student using a mixture of hard and soft losses. On imbalanced data, a fixed weighting between hard and soft losses becomes brittle the learning process.…

机器学习 · 计算机科学 2026-05-20 Anh B. H. Nguyen , Ba Tho Phan , Viet Cuong Ta

Knowledge distillation is often used to transfer knowledge from a strong teacher model to a relatively weak student model. Traditional methods include response-based methods and feature-based methods. Response-based methods are widely used…

信息检索 · 计算机科学 2023-12-12 Hao Sun , Xiao Liu , Yeyun Gong , Anlei Dong , Jingwen Lu , Yan Zhang , Linjun Yang , Rangan Majumder , Nan Duan

Long-tailed image recognition presents massive challenges to deep learning systems since the imbalance between majority (head) classes and minority (tail) classes severely skews the data-driven deep neural networks. Previous methods tackle…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Yue Xu , Yong-Lu Li , Jiefeng Li , Cewu Lu

In real-world scenarios, where knowledge distributions exhibit long-tail. Humans manage to master knowledge uniformly across imbalanced distributions, a feat attributed to their diligent practices of reviewing, summarizing, and correcting…

计算机视觉与模式识别 · 计算机科学 2024-09-16 Qihao Zhao , Yalun Dai , Shen Lin , Wei Hu , Fan Zhang , Jun Liu

Knowledge distillation typically involves transferring knowledge from a Large Language Model (LLM) to a Smaller Language Model (SLM). However, in tasks such as text matching, fine-tuned smaller models often yield more effective…

计算与语言 · 计算机科学 2025-07-09 Mingzhe Li , Jing Xiang , Qishen Zhang , Kaiyang Wan , Xiuying Chen

The teacher-free online Knowledge Distillation (KD) aims to train an ensemble of multiple student models collaboratively and distill knowledge from each other. Although existing online KD methods achieve desirable performance, they often…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Chuanguang Yang , Zhulin An , Helong Zhou , Fuzhen Zhuang , Yongjun Xu , Qian Zhan

Knowledge distillation is a popular machine learning technique that aims to transfer knowledge from a large 'teacher' network to a smaller 'student' network and improve the student's performance by training it to emulate the teacher. In…

机器学习 · 计算机科学 2022-10-19 Sushil Thapa

Federated Learning (FL) is a pioneering approach in distributed machine learning, enabling collaborative model training across multiple clients while retaining data privacy. However, the inherent heterogeneity due to imbalanced resource…

机器学习 · 计算机科学 2024-11-18 Suraj Racha , Shubh Gupta , Humaira Firdowse , Aastik Solanki , Ganesh Ramakrishnan , Kshitij S. Jadhav

Deep ensembles excel in large-scale image classification tasks both in terms of prediction accuracy and calibration. Despite being simple to train, the computation and memory cost of deep ensembles limits their practicability. While some…

机器学习 · 计算机科学 2021-10-28 Giung Nam , Jongmin Yoon , Yoonho Lee , Juho Lee

Recent research on knowledge distillation has increasingly focused on logit distillation because of its simplicity, effectiveness, and versatility in model compression. In this paper, we introduce Refined Logit Distillation (RLD) to address…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Wujie Sun , Defang Chen , Siwei Lyu , Genlang Chen , Chun Chen , Can Wang

Diffusion-based models have shown the merits of generating high-quality visual data while preserving better diversity in recent studies. However, such observation is only justified with curated data distribution, where the data samples are…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Yiming Qin , Huangjie Zheng , Jiangchao Yao , Mingyuan Zhou , Ya Zhang

Since the advent of knowledge distillation, much research has focused on how the soft labels generated by the teacher model can be utilized effectively. Existing studies points out that the implicit knowledge within soft labels originates…

机器学习 · 计算机科学 2025-09-29 Hua Yuan , Ning Xu , Xin Geng , Yong Rui

Long-tailed semi-supervised learning poses a significant challenge in training models with limited labeled data exhibiting a long-tailed label distribution. Current state-of-the-art LTSSL approaches heavily rely on high-quality…

机器学习 · 计算机科学 2024-10-10 Zi-Hao Zhou , Siyuan Fang , Zi-Jing Zhou , Tong Wei , Yuanyu Wan , Min-Ling Zhang

Real-world data often exhibits a long-tailed distribution, in which head classes occupy most of the data, while tail classes only have very few samples. Models trained on long-tailed datasets have poor adaptability to tail classes and the…

计算机视觉与模式识别 · 计算机科学 2023-09-29 Qiong Chen , Tianlin Huang , Geren Zhu , Enlu Lin

We propose a distance supervised relation extraction approach for long-tailed, imbalanced data which is prevalent in real-world settings. Here, the challenge is to learn accurate "few-shot" models for classes existing at the tail of the…

信息检索 · 计算机科学 2023-01-26 Ningyu Zhang , Shumin Deng , Zhanlin Sun , Guanying Wang , Xi Chen , Wei Zhang , Huajun Chen

Deep learning for Information Retrieval (IR) requires a large amount of high-quality query-document relevance labels, but such labels are inherently sparse. Label smoothing redistributes some observed probability mass over unobserved…

信息检索 · 计算机科学 2022-05-10 Jihyuk Kim , Minsoo Kim , Seung-won Hwang

Diffusion models excel at generative modeling (e.g., text-to-image) but sampling requires multiple denoising network passes, limiting practicality. Efforts such as progressive distillation or consistency distillation have shown promise by…

机器学习 · 计算机科学 2025-04-01 Risheek Garrepalli , Shweta Mahajan , Munawar Hayat , Fatih Porikli