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Instruction fine-tuning of large language models (LLMs) often involves selecting a subset of instruction training data from a large candidate pool, using a small query set from the target task. Despite growing interest, the literature on…

机器学习 · 计算机科学 2026-02-17 Nihal V. Nayak , Paula Rodriguez-Diaz , Neha Hulkund , Sara Beery , David Alvarez-Melis

It is often advantageous to train models on a subset of the available train examples, because the examples are of variable quality or because one would like to train with fewer examples, without sacrificing performance. We present Gradient…

机器学习 · 计算机科学 2024-07-30 Dante Everaert , Christopher Potts

Deep learning in general domains has constantly been extended to domain-specific tasks requiring the recognition of fine-grained characteristics. However, real-world applications for fine-grained tasks suffer from two challenges: a high…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Sungnyun Kim , Sangmin Bae , Se-Young Yun

Instruction tuning has been proven effective in enhancing zero-shot generalization across various tasks and in improving the performance of specific tasks. For task-specific improvements, strategically selecting and training on related…

计算与语言 · 计算机科学 2024-10-18 Changho Lee , Janghoon Han , Seonghyeon Ye , Stanley Jungkyu Choi , Honglak Lee , Kyunghoon Bae

Data quality is a crucial factor in large language models training. While prior work has shown that models trained on smaller, high-quality datasets can outperform those trained on much larger but noisy or low-quality corpora, systematic…

机器学习 · 计算机科学 2026-02-17 Youwei Shu , Shaomian Zheng , Dingnan Jin , Wenjie Qu , Ziyao Guo , Qing Cui , Jun Zhou , Jiaheng Zhang

Recent work by Brock et al. (2018) suggests that Generative Adversarial Networks (GANs) benefit disproportionately from large mini-batch sizes. Unfortunately, using large batches is slow and expensive on conventional hardware. Thus, it…

机器学习 · 统计学 2019-10-31 Samarth Sinha , Han Zhang , Anirudh Goyal , Yoshua Bengio , Hugo Larochelle , Augustus Odena

Instruction tuning is essential for Large Language Models (LLMs) to effectively follow user instructions. To improve training efficiency and reduce data redundancy, recent works use LLM-based scoring functions, e.g., Instruction-Following…

机器学习 · 计算机科学 2025-12-02 Yanjun Fu , Faisal Hamman , Sanghamitra Dutta

Instruction tuning has underscored the significant potential of large language models (LLMs) in producing more human controllable and effective outputs in various domains. In this work, we focus on the data selection problem for…

机器学习 · 计算机科学 2025-09-01 Yang Wu , Huayi Zhang , Yizheng Jiao , Lin Ma , Xiaozhong Liu , Jinhong Yu , Dongyu Zhang , Dezhi Yu , Wei Xu

Curriculum learning plays a crucial role in enhancing the training efficiency of large language models (LLMs) on reasoning tasks. However, existing methods often fail to adequately account for variations in prompt difficulty or rely on…

机器学习 · 计算机科学 2026-03-24 Yongcheng Zeng , Zexu Sun , Bokai Ji , Erxue Min , Hengyi Cai , Shuaiqiang Wang , Dawei Yin , Haifeng Zhang , Xu Chen , Jun Wang

A wide range of optimization problems arising in machine learning can be solved by gradient descent algorithms, and a central question in this area is how to efficiently compress a large-scale dataset so as to reduce the computational…

机器学习 · 计算机科学 2022-10-11 Jiawei Huang , Ruomin Huang , Wenjie Liu , Nikolaos M. Freris , Hu Ding

Finetuning foundation models for specific tasks is an emerging paradigm in modern machine learning. The efficacy of task-specific finetuning largely depends on the selection of appropriate training data. We present TSDS (Task-Specific Data…

机器学习 · 计算机科学 2024-12-30 Zifan Liu , Amin Karbasi , Theodoros Rekatsinas

We study the problem of fine-tuning a language model (LM) for a target task by optimally using the information from $n$ auxiliary tasks. This problem has broad applications in NLP, such as targeted instruction tuning and data selection in…

计算与语言 · 计算机科学 2025-06-03 Dongyue Li , Ziniu Zhang , Lu Wang , Hongyang R. Zhang

Effective and controllable data selection is critical for LLM instruction tuning, especially with massive open-source datasets. Existing approaches primarily rely on instance-level quality scores, or diversity metrics based on embedding…

计算与语言 · 计算机科学 2026-01-21 Zihan Niu , Wenping Hu , Junmin Chen , Xiyue Wang , Tong Xu , Ruiming Tang

Deep neural networks have achieved remarkable success across a variety of tasks, yet they often suffer from unreliable probability estimates. As a result, they can be overconfident in their predictions. Conformal Prediction (CP) offers a…

Training state-of-the-art ASR systems such as RNN-T often has a high associated financial and environmental cost. Training with a subset of training data could mitigate this problem if the subset selected could achieve on-par performance…

机器学习 · 计算机科学 2022-11-01 Ashish Mittal , Durga Sivasubramanian , Rishabh Iyer , Preethi Jyothi , Ganesh Ramakrishnan

Effective data curation is essential for optimizing neural network training. In this paper, we present the Guided Spectrally Tuned Data Selection (GSTDS) algorithm, which dynamically adjusts the subset of data points used for training using…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Mohammadreza Sharifi , Ahad Harati

Instruction tuning improves the ability of large language models (LLMs) to follow diverse human instructions, but achieving strong performance on specific target tasks remains challenging. A critical bottleneck is selecting the most…

机器学习 · 计算机科学 2025-05-19 Da Ma , Gonghu Shang , Zhi Chen , Libo Qin , Yijie Luo , Lei Pan , Shuai Fan , Lu Chen , Kai Yu

The goal of coreset selection methods is to identify representative subsets of datasets for efficient model training. Yet, existing methods often ignore the possibility of annotation errors and require fixed pruning ratios, making them…

One potential drawback of using aggregated performance measurement in machine learning is that models may learn to accept higher errors on some training cases as compromises for lower errors on others, with the lower errors actually being…

机器学习 · 计算机科学 2023-12-21 Li Ding , Lee Spector

The goal of coreset selection is to identify representative subsets of datasets for efficient model training. Yet, existing approaches paradoxically require expensive training-based signals, e.g., gradients, decision boundary estimates or…