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Recent studies indicate that deep neural networks degrade in generalization performance under noisy supervision. Existing methods focus on isolating clean subsets or correcting noisy labels, facing limitations such as high computational…

机器学习 · 计算机科学 2025-10-30 Kuan Zhang , Chengliang Chai , Jingzhe Xu , Chi Zhang , Han Han , Ye Yuan , Guoren Wang , Lei Cao

Deep learning has made many remarkable achievements in many fields but suffers from noisy labels in datasets. The state-of-the-art learning with noisy label method Co-teaching and Co-teaching+ confronts the noisy label by mutual-information…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Jiarun Liu , Daguang Jiang , Yukun Yang , Ruirui Li

Language models (LMs) trained on vast quantities of text data can acquire sophisticated skills such as generating summaries, answering questions or generating code. However, they also manifest behaviors that violate human preferences, e.g.,…

机器学习 · 计算机科学 2024-04-19 Tomasz Korbak

We propose a simulation framework for generating instance-dependent noisy labels via a pseudo-labeling paradigm. We show that the distribution of the synthetic noisy labels generated with our framework is closer to human labels compared to…

机器学习 · 计算机科学 2021-10-19 Keren Gu , Xander Masotto , Vandana Bachani , Balaji Lakshminarayanan , Jack Nikodem , Dong Yin

Reinforcement Learning from Human Feedback (RLHF) is the standard for aligning Large Language Models (LLMs), yet recent progress has moved beyond canonical text-based methods. This survey synthesizes the new frontier of alignment research…

机器学习 · 计算机科学 2025-11-07 Raghav Sharma , Manan Mehta , Sai Tiger Raina

Aligning large language models (LLMs) with human preferences is critical to recent advances in generative artificial intelligence. Reinforcement learning from human feedback (RLHF) is widely applied to achieve this objective. A key step in…

机器学习 · 统计学 2025-01-03 Pangpang Liu , Chengchun Shi , Will Wei Sun

Recent advancements in large language models (LLMs) have led to their increased application across various tasks, with reinforcement learning from human feedback (RLHF) being a crucial part of their training to align responses with user…

计算与语言 · 计算机科学 2024-10-29 Ben Hauptvogel , Malte Ostendorff , Georg Rehm , Sebastian Möller

While large language models demonstrate remarkable capabilities, they often present challenges in terms of safety, alignment with human values, and stability during training. Here, we focus on two prevalent methods used to align these…

计算与语言 · 计算机科学 2023-10-26 Gabriel Mukobi , Peter Chatain , Su Fong , Robert Windesheim , Gitta Kutyniok , Kush Bhatia , Silas Alberti

The emergence of powerful LLMs has led to a paradigm shift in Natural Language Understanding and Natural Language Generation. The properties that make LLMs so valuable for these tasks -- creativity, ability to produce fluent speech, and…

计算与语言 · 计算机科学 2025-03-10 Kelsey Kraus , Margaret Kroll

Text classification models are typically trained via supervised fine-tuning (SFT). However, SFT essentially performs behavior cloning from instance-wise labels and thus fails to adequately capture relative preference relations among…

机器学习 · 计算机科学 2026-05-19 Tianxiang Xu , Xiaoyan Zhu , Xin Lai , Jiayin Wang

Large language models (LLMs) are increasingly used in social science simulations. While their performance on reasoning and optimization tasks has been extensively evaluated, less attention has been paid to their ability to simulate human…

计算工程、金融与科学 · 计算机科学 2025-08-25 Yuanjun Feng , Vivek Choudhary , Yash Raj Shrestha

Learning from human feedback is a prominent technique to align the output of large language models (LLMs) with human expectations. Reinforcement learning from human feedback (RLHF) leverages human preference signals that are in the form of…

计算与语言 · 计算机科学 2023-11-27 Di Jin , Shikib Mehri , Devamanyu Hazarika , Aishwarya Padmakumar , Sungjin Lee , Yang Liu , Mahdi Namazifar

Despite advances in Preference Alignment (PA) for Large Language Models (LLMs), mainstream methods like Reinforcement Learning with Human Feedback (RLHF) face notable challenges. These approaches require high-quality datasets of positive…

机器学习 · 计算机科学 2025-04-10 Xiaohua Feng , Yuyuan Li , Huwei Ji , Jiaming Zhang , Li Zhang , Tianyu Du , Chaochao Chen

In partial multi-label learning (PML), each instance is associated with a set of candidate labels containing both ground-truth and noisy labels. The presence of noisy labels disrupts the correspondence between features and labels, degrading…

机器学习 · 计算机科学 2026-04-13 Yu Chen , Weijun Lv , Yue Huang , Xiaozhao Fang , Jie Wen , Yong Xu , Guanbin Li

Large Language Models (LLM) alignment aims to prevent models from producing content that misaligns with human expectations, which can lead to ethical and legal concerns. In the last few years, Reinforcement Learning from Human Feedback…

计算与语言 · 计算机科学 2024-10-10 Biao Liu , Ning Xu , Xin Geng

Deep neural network can easily overfit to even noisy labels due to its high capacity, which degrades the generalization performance of a model. To overcome this issue, we propose a new approach for learning from noisy labels (LNL) via…

计算机视觉与模式识别 · 计算机科学 2023-04-20 Seulki Park , Hwanjun Song , Daeho Um , Dae Ung Jo , Sangdoo Yun , Jin Young Choi

In supervised machine learning, models are typically trained using data with hard labels, i.e., definite assignments of class membership. This traditional approach, however, does not take the inherent uncertainty in these labels into…

机器学习 · 计算机科学 2024-09-25 Sjoerd de Vries , Dirk Thierens

Learning with noisy labels, which aims to reduce expensive labors on accurate annotations, has become imperative in the Big Data era. Previous noise transition based method has achieved promising results and presented a theoretical…

机器学习 · 计算机科学 2021-08-24 Jiangchao Yao , Ya Zhang , Ivor W. Tsang , Jun Sun

Reinforcement Learning from Human Feedback (RLHF) facilitates the alignment of large language models (LLMs) with human preferences, thereby enhancing the quality of responses generated. A critical component of RLHF is the reward model,…

人工智能 · 计算机科学 2024-06-25 Yulan Hu , Qingyang Li , Sheng Ouyang , Ge Chen , Kaihui Chen , Lijun Mei , Xucheng Ye , Fuzheng Zhang , Yong Liu

Large-scale datasets in the real world inevitably involve label noise. Deep models can gradually overfit noisy labels and thus degrade model generalization. To mitigate the effects of label noise, learning with noisy labels (LNL) methods…

计算与语言 · 计算机科学 2023-05-19 Tingting Wu , Xiao Ding , Minji Tang , Hao Zhang , Bing Qin , Ting Liu