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With the development and widespread application of large language models (LLMs), the new paradigm of "Model as Product" is rapidly evolving, and demands higher capabilities to address complex user needs, often requiring precise workflow…

Computation and Language · Computer Science 2025-09-17 Tao Zou , Xinghua Zhang , Haiyang Yu , Minzheng Wang , Fei Huang , Yongbin Li

imbalanced-ensemble, abbreviated as imbens, is an open-source Python toolbox for leveraging the power of ensemble learning to address the class imbalance problem. It provides standard implementations of popular ensemble imbalanced learning…

Machine Learning · Computer Science 2023-02-24 Zhining Liu , Jian Kang , Hanghang Tong , Yi Chang

Preference learning is critical for aligning large language models (LLMs) with human values, with the quality of preference datasets playing a crucial role in this process. While existing metrics primarily assess data quality based on…

Machine Learning · Computer Science 2025-03-05 Kexin Huang , Junkang Wu , Ziqian Chen , Xue Wang , Jinyang Gao , Bolin Ding , Jiancan Wu , Xiangnan He , Xiang Wang

Supervised Fine-Tuning (SFT) Large Language Models (LLM) fundamentally rely on high-quality training data. While data selection and data synthesis are two common strategies to improve data quality, existing approaches often face limitations…

Computation and Language · Computer Science 2025-10-23 Zinan Tang , Xin Gao , Qizhi Pei , Zhuoshi Pan , Mengzhang Cai , Jiang Wu , Conghui He , Lijun Wu

Large Language Models (LLMs) have demonstrated remarkable capabilities on various tasks, while the further evolvement is limited to the lack of high-quality training data. In addition, traditional training approaches rely too much on…

Computation and Language · Computer Science 2025-02-14 Peidong Wang , Ming Wang , Zhiming Ma , Xiaocui Yang , Shi Feng , Daling Wang , Yifei Zhang , Kaisong Song

Mainstream approaches to aligning large language models (LLMs) heavily rely on human preference data, particularly when models require periodic updates. The standard process for iterative alignment of LLMs involves collecting new human…

Computation and Language · Computer Science 2024-10-01 Chen Zhang , Chengguang Tang , Dading Chong , Ke Shi , Guohua Tang , Feng Jiang , Haizhou Li

Instruction tuning is critical to large language models (LLMs) for achieving better instruction following and task adaptation capabilities but its success heavily relies on the training data quality. Many recent methods focus on improving…

Computation and Language · Computer Science 2024-06-11 Ming Li , Lichang Chen , Jiuhai Chen , Shwai He , Jiuxiang Gu , Tianyi Zhou

There is a consensus that instruction fine-tuning of LLMs requires high-quality data, but what are they? LIMA (NeurIPS 2023) and AlpaGasus (ICLR 2024) are state-of-the-art methods for selecting such high-quality examples, either via manual…

Computation and Language · Computer Science 2024-06-05 Hao Zhao , Maksym Andriushchenko , Francesco Croce , Nicolas Flammarion

Instruction tuning is a pivotal technique for aligning large language models (LLMs) with human intentions, safety constraints, and domain-specific requirements. This survey provides a comprehensive overview of the full pipeline,…

Computation and Language · Computer Science 2025-11-20 Xudong Han , Junjie Yang , Tianyang Wang , Ziqian Bi , Xinyuan Song , Junfeng Hao , Junhao Song

Large language models (LLMs) have shown tremendous success in following user instructions and generating helpful responses. Nevertheless, their robustness is still far from optimal, as they may generate significantly inconsistent responses…

Computation and Language · Computer Science 2024-03-25 Yukun Zhao , Lingyong Yan , Weiwei Sun , Guoliang Xing , Shuaiqiang Wang , Chong Meng , Zhicong Cheng , Zhaochun Ren , Dawei Yin

Recent advances in Multi-modal Large Language Models (MLLMs), such as LLaVA-series models, are driven by massive machine-generated instruction-following data tuning. Such automatic instruction collection pipelines, however, inadvertently…

Artificial Intelligence · Computer Science 2025-12-05 Hongzhe Huang , Jiang Liu , Zhewen Yu , Li Cai , Dian Jiao , Wenqiao Zhang , Siliang Tang , Juncheng Li , Hao Jiang , Haoyuan Li , Yueting Zhuang

Iterative preference optimization has recently become one of the de-facto training paradigms for large language models (LLMs), but the performance is still underwhelming due to too much noisy preference data yielded in the loop. To combat…

Computation and Language · Computer Science 2024-09-18 Jianing Wang , Yang Zhou , Xiaocheng Zhang , Mengjiao Bao , Peng Yan

Recent advancements in open-source code large language models (LLMs) have been driven by fine-tuning on the data generated from powerful closed-source LLMs, which are expensive to obtain. This paper explores whether it is possible to use a…

Computation and Language · Computer Science 2024-12-17 Yutong Wu , Di Huang , Wenxuan Shi , Wei Wang , Lingzhe Gao , Shihao Liu , Ziyuan Nan , Kaizhao Yuan , Rui Zhang , Xishan Zhang , Zidong Du , Qi Guo , Yewen Pu , Dawei Yin , Xing Hu , Yunji Chen

Instruction-following is particularly crucial for large language models (LLMs) to support diverse user requests. While existing work has made progress in aligning LLMs with human preferences, evaluating their capabilities on instruction…

Artificial Intelligence · Computer Science 2024-07-08 Zihui Gu , Xingwu Sun , Fengzong Lian , Zhanhui Kang , Cheng-Zhong Xu , Ju Fan

The emergence of in-context learning (ICL) enables large pre-trained language models (PLMs) to make predictions for unseen inputs without updating parameters. Despite its potential, ICL's effectiveness heavily relies on the quality,…

Machine Learning · Computer Science 2024-07-02 Xiaoling Zhou , Wei Ye , Yidong Wang , Chaoya Jiang , Zhemg Lee , Rui Xie , Shikun Zhang

Extending large language models to effectively handle long contexts requires instruction fine-tuning on input sequences of similar length. To address this, we present LongAlign -- a recipe of the instruction data, training, and evaluation…

Computation and Language · Computer Science 2024-02-01 Yushi Bai , Xin Lv , Jiajie Zhang , Yuze He , Ji Qi , Lei Hou , Jie Tang , Yuxiao Dong , Juanzi Li

Instruction tuning has been widely used to unleash the complete potential of large language models. Notably, complex and diverse instructions are of significant importance as they can effectively align models with various downstream tasks.…

Computation and Language · Computer Science 2024-12-17 Tingfeng Hui , Lulu Zhao , Guanting Dong , Yaqi Zhang , Hua Zhou , Sen Su

Selecting high-quality and diverse training samples from extensive datasets plays a crucial role in reducing training overhead and enhancing the performance of Large Language Models (LLMs). However, existing studies fall short in assessing…

Computation and Language · Computer Science 2025-10-14 Zhuo Li , Yuhao Du , Xiaoqi Jiao , Yiwen Guo , Yuege Feng , Xiang Wan , Anningzhe Gao , Jinpeng Hu

Instruction tuning is crucial for optimizing Large Language Models (LLMs), yet mainstream data selection methods heavily rely on LLMs as instruction quality scorers, leading to high computational costs and reduced data diversity. To address…

Machine Learning · Computer Science 2025-03-04 Hongyi Cai , Yuqian Fu , Hongming Fu , Bo Zhao

Adapting large language models (LLMs) to a targeted task efficiently and effectively remains a fundamental challenge. Such adaptation often requires iteratively improving the model toward a targeted task, yet collecting high-quality…

Computation and Language · Computer Science 2026-04-30 Ting-Wei Li , Sirui Chen , Jiaru Zou , Yingbing Huang , Tianxin Wei , Jingrui He , Hanghang Tong