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相关论文: Curi\'o-Edu 7B: Examining Data Selection Impacts i…

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Large language models are pre-trained on uncurated text datasets consisting of trillions of tokens scraped from the Web. Prior work has shown that: (1) web-scraped pre-training datasets can be practically poisoned by malicious actors; and…

We study continued training and supervised fine-tuning (SFT) of a language model (LM) to make effective use of long-context information. We first establish a reliable evaluation protocol to guide model development -- instead of perplexity…

计算与语言 · 计算机科学 2025-12-04 Tianyu Gao , Alexander Wettig , Howard Yen , Danqi Chen

Although instruction tuning is widely used to adjust behavior in Large Language Models (LLMs), extensive empirical evidence and research indicates that it is primarily a process where the model fits to specific task formats, rather than…

人工智能 · 计算机科学 2024-08-21 Yuanhao Zeng , Fei Ren , Xinpeng Zhou , Yihang Wang , Yingxia Shao

A salient characteristic of pre-trained language models (PTLMs) is a remarkable improvement in their generalization capability and emergence of new capabilities with increasing model capacity and pre-training dataset size. Consequently, we…

How do language models learn to make predictions during pre-training? To study this, we extract learning curves from five autoregressive English language model pre-training runs, for 1M unseen tokens in context. We observe that the language…

计算与语言 · 计算机科学 2024-08-01 Tyler A. Chang , Zhuowen Tu , Benjamin K. Bergen

This paper presents a study on strategies to enhance the translation capabilities of large language models (LLMs) in the context of machine translation (MT) tasks. The paper proposes a novel paradigm consisting of three stages: Secondary…

计算与语言 · 计算机科学 2024-04-16 Jiaxin Guo , Hao Yang , Zongyao Li , Daimeng Wei , Hengchao Shang , Xiaoyu Chen

Despite the widespread adoption of deep learning for machine translation, it is still expensive to develop high-quality translation models. In this work, we investigate the use of pre-trained models, such as T5 for Portuguese-English and…

计算与语言 · 计算机科学 2020-08-21 Alexandre Lopes , Rodrigo Nogueira , Roberto Lotufo , Helio Pedrini

Language Models like ELMo and BERT have provided robust representations of natural language, which serve as the language understanding component for a diverse range of downstream tasks.Curriculum learning is a method that employs a…

计算与语言 · 计算机科学 2021-08-05 Daniel Campos

Recent R1-Zero-like research further demonstrates that reasoning extension has given large language models (LLMs) unprecedented reasoning capabilities, and Reinforcement Learning is the core technology to elicit its complex reasoning.…

人工智能 · 计算机科学 2025-08-15 Anxiang Zeng , Haibo Zhang , Kaixiang Mo , Long Zhang , Shuman Liu , Yanhui Huang , Yawen Liu , Yuepeng Sheng , Yuwei Huang

Automatic data selection and curriculum design for training large language models is challenging, with only a few existing methods showing improvements over standard training. Furthermore, current schemes focus on domain-level selection,…

计算与语言 · 计算机科学 2023-10-25 Simin Fan , Martin Jaggi

Pretrained large language models (LLMs) are currently state-of-the-art for solving the vast majority of natural language processing tasks. While many real-world applications still require fine-tuning to reach satisfactory levels of…

We introduce a novel continued pre-training method, MELT (MatEriaLs-aware continued pre-Training), specifically designed to efficiently adapt the pre-trained language models (PLMs) for materials science. Unlike previous adaptation…

计算与语言 · 计算机科学 2024-10-22 Junho Kim , Yeachan Kim , Jun-Hyung Park , Yerim Oh , Suho Kim , SangKeun Lee

While large language models have facilitated breakthroughs in many applications of artificial intelligence, their inherent largeness makes them computationally expensive and challenging to deploy in resource-constrained settings. In this…

Pretraining on a large-scale corpus has become a standard method to build general language models (LMs). Adapting a model to new data distributions targeting different downstream tasks poses significant challenges. Naive fine-tuning may…

计算与语言 · 计算机科学 2023-05-23 Wuyang Chen , Yanqi Zhou , Nan Du , Yanping Huang , James Laudon , Zhifeng Chen , Claire Cu

Pretraining Large Language Models (LLMs) from scratch requires massive amount of compute. Aurora super computer is an ExaScale machine with 127,488 Intel PVC (Ponte Vechio) GPU tiles. In this work, we showcase LLM pretraining on Aurora at…

机器学习 · 计算机科学 2026-04-02 Dharma Teja Vooturi , Dhiraj Kalamkar , Dipankar Das , Bharat Kaul

Pretraining language models on formal language can improve their acquisition of natural language. Which features of the formal language impart an inductive bias that leads to effective transfer? Drawing on insights from linguistics and…

计算与语言 · 计算机科学 2025-05-28 Michael Y. Hu , Jackson Petty , Chuan Shi , William Merrill , Tal Linzen

Large language models (LLMs) have demonstrated remarkable performance on a variety of natural language tasks based on just a few examples of natural language instructions, reducing the need for extensive feature engineering. However, most…

Instruction tuning is a vital step of training large language models (LLMs), so how to enhance the effect of instruction tuning has received increased attention. Existing works indicate that the quality of the dataset is more crucial than…

计算与语言 · 计算机科学 2025-08-27 Bolin Zhang , Jiahao Wang , Qianlong Du , Jiajun Zhang , Zhiying Tu , Dianhui Chu

Multilingual translation stands as a challenging task for large language models (LLMs) to handle intricate language patterns and stilted translations that arise in automated translations. In this paper, we introduce Seed-X, a family of…