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相关论文: LIFT+: Lightweight Fine-Tuning for Long-Tail Learn…

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The fine-tuning paradigm in addressing long-tail learning tasks has sparked significant interest since the emergence of foundation models. Nonetheless, how fine-tuning impacts performance in long-tail learning was not explicitly quantified.…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Jiang-Xin Shi , Tong Wei , Zhi Zhou , Jie-Jing Shao , Xin-Yan Han , Yu-Feng Li

Imbalanced classification datasets pose significant challenges in machine learning, often leading to biased models that perform poorly on underrepresented classes. With the rise of foundation models, recent research has focused on the full,…

机器学习 · 计算机科学 2025-09-22 Nakul Sharma

Long-tailed learning has garnered increasing attention due to its practical significance. Among the various approaches, the fine-tuning paradigm has gained considerable interest with the advent of foundation models. However, most existing…

机器学习 · 计算机科学 2025-08-11 Jiahao Chen , Bin Qin , Jiangmeng Li , Hao Chen , Bing Su

Classification on long-tailed distributed data is a challenging problem, which suffers from serious class-imbalance and hence poor performance on tail classes with only a few samples. Owing to this paucity of samples, learning on the tail…

计算与语言 · 计算机科学 2022-07-25 Taha ValizadehAslani , Yiwen Shi , Jing Wang , Ping Ren , Yi Zhang , Meng Hu , Liang Zhao , Hualou Liang

Long-tailed semi-supervised learning (LTSSL) presents a formidable challenge where models must overcome the scarcity of tail samples while mitigating the noise from unreliable pseudo-labels. Most prior LTSSL methods are designed to train…

机器学习 · 计算机科学 2026-04-09 Zhiyuan Huang , Jiahao Chen , Bing Su

Long context understanding remains challenging for large language models due to their limited context windows. This paper introduces Long Input Fine-Tuning (LIFT), a novel framework for long-context modeling that can enhance the…

计算与语言 · 计算机科学 2026-04-14 Yansheng Mao , Yufei Xu , Jiaqi Li , Fanxu Meng , Haotong Yang , Zilong Zheng , Xiyuan Wang , Muhan Zhang

Based on the success of large-scale visual foundation models like CLIP in various downstream tasks, this paper initially attempts to explore their impact on Long-Tailed Semi-Supervised Learning (LTSSL) by employing the foundation model with…

计算机视觉与模式识别 · 计算机科学 2025-05-09 Enhao Zhang , Chaohua Li , Chuanxing Geng , Songcan Chen

Long context understanding remains challenging for large language models due to their limited context windows. This paper introduces Long Input Fine-Tuning (LIFT) for long context modeling, a novel framework that enhances LLM performance on…

计算与语言 · 计算机科学 2024-12-19 Yansheng Mao , Jiaqi Li , Fanxu Meng , Jing Xiong , Zilong Zheng , Muhan Zhang

This paper introduces a two-stage framework designed to enhance long-tail class incremental learning, enabling the model to progressively learn new classes, while mitigating catastrophic forgetting in the context of long-tailed data…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Jayateja Kalla , Soma Biswas

Longitudinal NLP tasks require reasoning over temporally ordered text to detect persistence and change in human behavior and opinions. However, in-context learning with large language models struggles on tasks where models must integrate…

计算与语言 · 计算机科学 2026-04-21 Iqra Ali , Talia Tseriotou , Mahmud Elahi Akhter , Yuxiang Zhou , Maria Liakata

Instruction tuning, a specialized technique to enhance large language model (LLM) performance via instruction datasets, relies heavily on the quality of employed data. Existing quality improvement methods alter instruction data through…

计算与语言 · 计算机科学 2023-12-29 Yang Xu , Yongqiang Yao , Yufan Huang , Mengnan Qi , Maoquan Wang , Bin Gu , Neel Sundaresan

We introduce LPT++, a comprehensive framework for long-tailed classification that combines parameter-efficient fine-tuning (PEFT) with a learnable model ensemble. LPT++ enhances frozen Vision Transformers (ViTs) through the integration of…

计算机视觉与模式识别 · 计算机科学 2024-09-18 Bowen Dong , Pan Zhou , Wangmeng Zuo

Deep neural networks frequently suffer from performance degradation when the training data is long-tailed because several majority classes dominate the training, resulting in a biased model. Recent studies have made a great effort in…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Mengke Li , Yiu-ming Cheung , Juyong Jiang

Parameter-efficient fine-tuning (PEFT) has emerged as the predominant technique for fine-tuning in the era of large language models. However, existing PEFT methods still have inadequate training efficiency. Firstly, the utilization of…

计算与语言 · 计算机科学 2024-06-07 Naibin Gu , Peng Fu , Xiyu Liu , Bowen Shen , Zheng Lin , Weiping Wang

Large language models (LLMs) consistently benefit from further fine-tuning on various tasks. However, we observe that directly tuning the Instruct (i.e., instruction-tuned) models often leads to marginal improvements and even performance…

计算与语言 · 计算机科学 2025-09-29 Taiqiang Wu , Runming Yang , Jiayi Li , Pengfei Hu , Yik-Chung Wu , Ngai Wong , Yujiu Yang

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

For long-tailed classification, most works often pretrain a big model on a large-scale dataset, and then fine-tune the whole model for adapting to long-tailed data. Though promising, fine-tuning the whole pretrained model tends to suffer…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Bowen Dong , Pan Zhou , Shuicheng Yan , Wangmeng Zuo

Deep neural network models degrade significantly in the long-tailed data distribution, with the overall training data dominated by a small set of classes in the head, and the tail classes obtaining less training examples. Addressing the…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Brainard Philemon Jagati , Jitendra Tembhurne , Harsh Goud , Rudra Pratap Singh , Chandrashekhar Meshram

Learning paradigms for large language models (LLMs) currently tend to fall within either in-context learning (ICL) or full fine-tuning. Each of these comes with their own trade-offs based on available data, model size, compute cost,…

计算与语言 · 计算机科学 2023-09-13 Xinyi Wang , John Wieting , Jonathan H. Clark

When adapting large language models (LLMs) to a specific downstream task, two primary approaches are commonly employed: (1) prompt engineering, often with in-context few-shot learning, leveraging the model's inherent generalization…

机器学习 · 计算机科学 2025-12-24 Jorg Bornschein , Clare Lyle , Yazhe Li , Amal Rannen-Triki , Xu Owen He , Razvan Pascanu
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