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Instruction tuning is critical for adapting large language models (LLMs) to downstream tasks, and recent studies have demonstrated that small amounts of human-curated data can outperform larger datasets, challenging traditional data scaling…

计算与语言 · 计算机科学 2025-03-07 Jinlong Pang , Jiaheng Wei , Ankit Parag Shah , Zhaowei Zhu , Yaxuan Wang , Chen Qian , Yang Liu , Yujia Bao , Wei Wei

Advancements in Large Language Models (LLMs) have significantly enhanced instruction-following capabilities. However, most Instruction Fine-Tuning (IFT) datasets are predominantly in English, limiting model performance in other languages.…

High-quality datasets are essential for training robust perception systems in autonomous driving. However, real-world data collection is often biased toward common scenes and objects, leaving novel cases underrepresented. This imbalance…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Philipp Reis , Joshua Ransiek , David Petri , Jacob Langner , Eric Sax

Deep learning has grown tremendously over recent years, yielding state-of-the-art results in various fields. However, training such models requires huge amounts of data, increasing the computational time and cost. To address this, dataset…

机器学习 · 计算机科学 2023-07-18 Murad Tukan , Alaa Maalouf , Margarita Osadchy

Massive data is often considered essential for deep learning applications, but it also incurs significant computational and infrastructural costs. Therefore, dataset pruning (DP) has emerged as an effective way to improve data efficiency by…

机器学习 · 计算机科学 2023-11-21 Yihua Zhang , Yimeng Zhang , Aochuan Chen , Jinghan Jia , Jiancheng Liu , Gaowen Liu , Mingyi Hong , Shiyu Chang , Sijia Liu

Deep learning models often require large amounts of data for training, leading to increased costs. It is particularly challenging in medical imaging, i.e., gathering distributed data for centralized training, and meanwhile, obtaining…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Zhenyu Tang , Shaoting Zhang , Xiaosong Wang

High-quality pre-training data is crutial for large language models, where quality captures factual reliability and semantic value, and diversity ensures broad coverage and distributional heterogeneity. Existing approaches typically rely on…

计算与语言 · 计算机科学 2025-10-23 Hongyi He , Xiao Liu , Zhenghao Lin , Mingni Tang , Yi Cheng , Jintao Wang , Wenjie Li , Peng Cheng , Yeyun Gong

Data quality and diversity are key to the construction of effective instruction-tuning datasets. % With the increasing availability of open-source instruction-tuning datasets, it is advantageous to automatically select high-quality and…

计算与语言 · 计算机科学 2025-04-21 Yicheng Chen , Yining Li , Kai Hu , Zerun Ma , Haochen Ye , Kai Chen

Data-efficient learning has garnered significant attention, especially given the current trend of large multi-modal models. Recently, dataset distillation has become an effective approach by synthesizing data samples that are essential for…

机器学习 · 计算机科学 2024-08-08 Yue Xu , Yong-Lu Li , Kaitong Cui , Ziyu Wang , Cewu Lu , Yu-Wing Tai , Chi-Keung Tang

Large data-driven image models are extensively used to support creative and artistic work. Under the currently predominant distribution-fitting paradigm, a dataset is treated as ground truth to be approximated as closely as possible. Yet,…

机器学习 · 计算机科学 2023-06-16 Sebastian Berns , Simon Colton , Christian Guckelsberger

As the state-of-the-art machine learning methods in many fields rely on larger datasets, storing datasets and training models on them become significantly more expensive. This paper proposes a training set synthesis technique for…

计算机视觉与模式识别 · 计算机科学 2021-03-09 Bo Zhao , Konda Reddy Mopuri , Hakan Bilen

Current trends in pre-training Large Language Models (LLMs) primarily focus on the scaling of model and dataset size. While the quality of pre-training data is considered an important factor for training powerful LLMs, it remains a nebulous…

计算与语言 · 计算机科学 2025-07-04 Brando Miranda , Alycia Lee , Sudharsan Sundar , Allison Casasola , Rylan Schaeffer , Elyas Obbad , Sanmi Koyejo

Instruction tuning is a standard technique employed to align large language models to end tasks and user preferences after the initial pretraining phase. Recent research indicates the critical role of data engineering in instruction tuning…

计算与语言 · 计算机科学 2024-04-17 Wei Liu , Weihao Zeng , Keqing He , Yong Jiang , Junxian He

We propose a novel diverse feature selection method based on determinantal point processes (DPPs). Our model enables one to flexibly define diversity based on the covariance of features (similar to orthogonal matching pursuit) or…

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

When selecting data for training large-scale models, standard practice is to filter for examples that match human notions of data quality. Such filtering yields qualitatively clean datapoints that intuitively should improve model behavior.…

机器学习 · 计算机科学 2024-01-24 Logan Engstrom , Axel Feldmann , Aleksander Madry

Large language models (LLMs) are widely adopted to generate synthetic datasets for various natural language processing (NLP) tasks, such as text classification and summarization. However, accurately measuring the diversity of these…

计算与语言 · 计算机科学 2025-08-15 Yuchang Zhu , Huizhe Zhang , Bingzhe Wu , Jintang Li , Zibin Zheng , Peilin Zhao , Liang Chen , Yatao Bian

Dataset distillation enables the training of deep neural networks with comparable performance in significantly reduced time by compressing large datasets into small and representative ones. Although the introduction of generative models has…

机器学习 · 计算机科学 2025-05-27 Mingzhuo Li , Guang Li , Jiafeng Mao , Takahiro Ogawa , Miki Haseyama

Finding valuable training data points for deep neural networks has been a core research challenge with many applications. In recent years, various techniques for calculating the "value" of individual training datapoints have been proposed…

Assessing the diversity of a dataset of information associated with people is crucial before using such data for downstream applications. For a given dataset, this often involves computing the imbalance or disparity in the empirical…

计算机与社会 · 计算机科学 2021-07-16 Vijay Keswani , L. Elisa Celis