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Driven by recent advances in artificial intelligence (AI), a growing literature has demonstrated the potential for using large language models (LLMs) as scalable surrogates to generate human-like responses in many business applications. Two…

机器学习 · 计算机科学 2025-12-30 Lei Wang , Zikun Ye , Jinglong Zhao

Reinforcement learning based fine-tuning of large language models (LLMs) on human preferences has been shown to enhance both their capabilities and safety behavior. However, in cases related to safety, without precise instructions to human…

Despite exceptional capabilities, Large Language Models (LLMs) still face deployment challenges due to their enormous size. Post-training structured pruning is a promising solution that prunes LLMs without the need for retraining, reducing…

机器学习 · 计算机科学 2025-02-21 Weizhong Huang , Yuxin Zhang , Xiawu Zheng , Fei Chao , Rongrong Ji

Large Language Models (LLMs) have demonstrated remarkable capabilities in open-ended text generation tasks. However, the inherent open-ended nature of these tasks implies that there is always room for improvement in the quality of model…

计算与语言 · 计算机科学 2024-09-16 Ziqi Wang , Le Hou , Tianjian Lu , Yuexin Wu , Yunxuan Li , Hongkun Yu , Heng Ji

Large Language Models (LLMs) show promise for automated grading, but their outputs can be unreliable. Rather than improving grading accuracy directly, we address a complementary problem: \textit{predicting when an LLM grader is likely to be…

计算与语言 · 计算机科学 2026-04-01 Robinson Ferrer , Damla Turgut , Zhongzhou Chen , Shashank Sonkar

Instruction-based Large Language Models (LLMs) have proven effective in numerous few-shot or zero-shot Natural Language Processing (NLP) tasks. However, creating human-annotated instruction data is time-consuming, expensive, and often…

计算与语言 · 计算机科学 2025-05-13 Aniruddha Roy , Pretam Ray , Abhilash Nandy , Somak Aditya , Pawan Goyal

Recent AI-assistant agents, such as ChatGPT, predominantly rely on supervised fine-tuning (SFT) with human annotations and reinforcement learning from human feedback (RLHF) to align the output of large language models (LLMs) with human…

机器学习 · 计算机科学 2023-12-05 Zhiqing Sun , Yikang Shen , Qinhong Zhou , Hongxin Zhang , Zhenfang Chen , David Cox , Yiming Yang , Chuang Gan

While astonishingly capable, large Language Models (LLM) can sometimes produce outputs that deviate from human expectations. Such deviations necessitate an alignment phase to prevent disseminating untruthful, toxic, or biased information.…

人工智能 · 计算机科学 2024-10-30 Long Tan Le , Han Shu , Tung-Anh Nguyen , Choong Seon Hong , Nguyen H. Tran

Instruction-tuning is a widely adopted finetuning method that enables large language models (LLMs) to generate output that more closely resembles human responses. However, no studies have shown that instruction-tuning actually teaches LLMs…

计算与语言 · 计算机科学 2024-08-12 Khai Loong Aw , Syrielle Montariol , Badr AlKhamissi , Martin Schrimpf , Antoine Bosselut

Learning from human feedback has become a pivot technique in aligning large language models (LLMs) with human preferences. However, acquiring vast and premium human feedback is bottlenecked by time, labor, and human capability, resulting in…

计算与语言 · 计算机科学 2024-07-17 Ganqu Cui , Lifan Yuan , Ning Ding , Guanming Yao , Bingxiang He , Wei Zhu , Yuan Ni , Guotong Xie , Ruobing Xie , Yankai Lin , Zhiyuan Liu , Maosong Sun

Ensuring awareness of fairness and privacy in Large Language Models (LLMs) is critical. Interestingly, we discover a counter-intuitive trade-off phenomenon that enhancing an LLM's privacy awareness through Supervised Fine-Tuning (SFT)…

人工智能 · 计算机科学 2025-06-04 Chen Qian , Dongrui Liu , Jie Zhang , Yong Liu , Jing Shao

We present an outcome-driven fine-tuning framework that enhances the forecasting capabilities of large language models (LLMs) without relying on human-curated reasoning samples. Our method leverages model self-play to generate pairs of…

计算与语言 · 计算机科学 2025-02-11 Benjamin Turtel , Danny Franklin , Philipp Schoenegger

With the rapid advancement of large language models (LLMs), their deployment in real-world applications has become increasingly widespread. LLMs are expected to deliver robust performance across diverse tasks, user preferences, and…

计算与语言 · 计算机科学 2025-11-21 Wei Xia , Zhi-Hong Deng

Large Language Models (LLMs) exhibit impressive capabilities but require careful alignment with human preferences. Traditional training-time methods finetune LLMs using human preference datasets but incur significant training costs and…

计算与语言 · 计算机科学 2025-07-16 Yuancheng Xu , Udari Madhushani Sehwag , Alec Koppel , Sicheng Zhu , Bang An , Furong Huang , Sumitra Ganesh

Large language models (LLMs) are powerful but static; they lack mechanisms to adapt their weights in response to new tasks, knowledge, or examples. We introduce Self-Adapting LLMs (SEAL), a framework that enables LLMs to self-adapt by…

机器学习 · 计算机科学 2025-09-19 Adam Zweiger , Jyothish Pari , Han Guo , Ekin Akyürek , Yoon Kim , Pulkit Agrawal

Large Language Models (LLMs) have demonstrated remarkable progress through preference-based fine-tuning, which critically depends on the quality of the underlying training data. While human feedback is essential for improving data quality,…

人工智能 · 计算机科学 2025-10-31 Derin Cayir , Renjie Tao , Rashi Rungta , Kai Sun , Sean Chen , Haidar Khan , Minseok Kim , Julia Reinspach , Yue Liu

Alignment tuning is crucial for ensuring large language models (LLMs) behave ethically and helpfully. Current alignment approaches require high-quality annotations and significant training resources. This paper proposes a low-cost,…

计算与语言 · 计算机科学 2025-03-06 Yuncheng Hua , Lizhen Qu , Zhuang Li , Hao Xue , Flora D. Salim , Gholamreza Haffari

Misinformation regarding climate change is a key roadblock in addressing one of the most serious threats to humanity. This paper investigates factual accuracy in large language models (LLMs) regarding climate information. Using true/false…

Recent research has shown the potential of Nash Learning via Human Feedback for large language model alignment by incorporating the notion of a preference model in a minimax game setup. We take this idea further by casting the alignment as…

机器学习 · 计算机科学 2024-06-25 Ari Azarafrooz , Farshid Faal

Large language models (LLMs) have significantly benefited from training on diverse, high-quality task-specific data, leading to impressive performance across a range of downstream applications. Current methods often rely on human-annotated…

计算与语言 · 计算机科学 2024-10-23 Qintong Li , Jiahui Gao , Sheng Wang , Renjie Pi , Xueliang Zhao , Chuan Wu , Xin Jiang , Zhenguo Li , Lingpeng Kong