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Post-training of Large Language Models often involves a pipeline of Supervised Finetuning (SFT) followed by Preference Finetuning (PFT) using methods like Direct Preference Optimization. Both stages require annotated data that are very…

机器学习 · 计算机科学 2025-02-18 Mohit Raghavendra , Junmo Kang , Alan Ritter

Pre-trained neural language models bring significant improvement for various NLP tasks, by fine-tuning the models on task-specific training sets. During fine-tuning, the parameters are initialized from pre-trained models directly, which…

计算与语言 · 计算机科学 2020-09-17 Chengyu Wang , Minghui Qiu , Jun Huang , Xiaofeng He

Fine-tuning LLMs is both computationally and memory-intensive. While parameter-efficient fine-tuning methods, such as QLoRA and DoRA, reduce the number of trainable parameters and lower memory usage, they do not decrease computational cost.…

Model pruning is an effective approach for compressing large language models (LLMs). However, this process often leads to significant degradation of model capabilities. While post-training techniques such as instruction tuning are commonly…

计算与语言 · 计算机科学 2026-02-13 Bowei He , Lihao Yin , Hui-Ling Zhen , Xiaokun Zhang , Mingxuan Yuan , Chen Ma

The rapid advancement in Large Language Models (LLMs) has markedly enhanced the capabilities of language understanding and generation. However, the substantial model size poses hardware challenges, affecting both memory size for serving and…

计算与语言 · 计算机科学 2024-10-22 Zhiyu Guo , Hidetaka Kamigaito , Taro Wanatnabe

Recently, pre-trained language representation flourishes as the mainstay of the natural language understanding community, e.g., BERT. These pre-trained language representations can create state-of-the-art results on a wide range of…

机器学习 · 计算机科学 2019-12-24 Fu-Ming Guo , Sijia Liu , Finlay S. Mungall , Xue Lin , Yanzhi Wang

The application of loss reweighting in modern deep learning presents a nuanced picture. While it fails to alter the terminal learning phase in overparameterized deep neural networks (DNNs) trained on high-dimensional datasets, empirical…

机器学习 · 计算机科学 2026-01-21 Yize Zhao , Christos Thrampoulidis

Inducing sparseness while training neural networks has been shown to yield models with a lower memory footprint but similar effectiveness to dense models. However, sparseness is typically induced starting from a dense model, and thus this…

机器学习 · 计算机科学 2022-03-30 Thomas Demeester , Johannes Deleu , Fréderic Godin , Chris Develder

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

Prior research shows that large language models (LLMs) exhibit systematic extrapolation bias when forming predictions from both experimental and real-world data, and that prompt-based approaches appear limited in alleviating this bias. We…

综合金融 · 定量金融 2026-05-05 Zhenyu Gao , Wenxi Jiang , Yutong Yan

In this paper, we move towards combining large parametric models with non-parametric prototypical networks. We propose prototypical fine-tuning, a novel prototypical framework for fine-tuning pretrained language models (LM), which…

计算与语言 · 计算机科学 2022-11-28 Yiqiao Jin , Xiting Wang , Yaru Hao , Yizhou Sun , Xing Xie

Pretraining NLP models with variants of Masked Language Model (MLM) objectives has recently led to a significant improvements on many tasks. This paper examines the benefits of pretrained models as a function of the number of training…

计算与语言 · 计算机科学 2020-06-17 Sinong Wang , Madian Khabsa , Hao Ma

In recent years, large language models (LLMs) have achieved remarkable success in natural language processing (NLP). LLMs require an extreme amount of parameters to attain high performance. As models grow into the trillion-parameter range,…

计算与语言 · 计算机科学 2024-09-10 Zhyar Rzgar K Rostam , Sándor Szénási , Gábor Kertész

Instruction-tuning language models has become a crucial step in aligning them for general use. Typically, this process involves extensive training on large datasets, incurring high training costs. In this paper, we introduce a novel…

计算与语言 · 计算机科学 2024-02-19 Dheeraj Mekala , Alex Nguyen , Jingbo Shang

Fully finetuning foundation language models (LMs) with billions of parameters is often impractical due to high computational costs, memory requirements, and the risk of overfitting. Although methods like low-rank adapters help address these…

机器学习 · 计算机科学 2026-02-11 Jonathan Svirsky , Yehonathan Refael , Ofir Lindenbaum

In this paper, we explore FP8 low-bit data formats for efficient training of large language models (LLMs). Our key insight is that most variables, such as gradients and optimizer states, in LLM training can employ low-precision data formats…

Recently, deep learning has made remarkable strides, especially with generative modeling, such as large language models and probabilistic diffusion models. However, training these models often involves significant computational resources,…

机器学习 · 计算机科学 2024-12-31 Lujia Zhong , Shuo Huang , Yonggang Shi

Pre-trained models have become indispensable for efficiently building models across a broad spectrum of downstream tasks. The advantages of pre-trained models have been highlighted by empirical studies on scaling laws, which demonstrate…

机器学习 · 统计学 2026-02-05 Kazuto Fukuchi , Ryuichiro Hataya , Kota Matsui

The rapid proliferation of large language models (LLMs) has created an unprecedented demand for fine-tuning models for specialized domains, such as medical science. While federated learning (FL) offers a decentralized and privacy-preserving…

机器学习 · 计算机科学 2025-06-25 Amir Faiyaz , Tara Salman

Magnitude pruning is a widely used strategy for reducing model size in pure supervised learning; however, it is less effective in the transfer learning regime that has become standard for state-of-the-art natural language processing…

计算与语言 · 计算机科学 2020-10-26 Victor Sanh , Thomas Wolf , Alexander M. Rush