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相关论文: Improving LoRA with Variational Learning

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Low-rank adaptation of large models, particularly LoRA, has gained traction due to its computational efficiency. This efficiency, contrasted with the prohibitive costs of full-model fine-tuning, means that practitioners often turn to LoRA…

机器学习 · 计算机科学 2024-09-19 Zhoujie Ding , Ken Ziyu Liu , Pura Peetathawatchai , Berivan Isik , Sanmi Koyejo

One of the primary goals of statistical precision medicine is to learn optimal individualized treatment rules (ITRs). The classification-based, or machine learning-based, approach to estimating optimal ITRs was first introduced in…

统计方法学 · 统计学 2024-06-18 Sophia Yazzourh , Nikki L. B. Freeman

Fine-tuning Large Language Models (LLMs) with Low-Rank Adaptation (LoRA) enhances adaptability while reducing computational costs. However, fine-tuning can compromise safety alignment, even with benign data, increasing susceptibility to…

机器学习 · 计算机科学 2025-06-25 Shuang Ao , Yi Dong , Jinwei Hu , Sarvapali Ramchurn

Self-supervised speech models are a rapidly developing research topic in fake audio detection. Many pre-trained models can serve as feature extractors, learning richer and higher-level speech features. However,when fine-tuning pre-trained…

声音 · 计算机科学 2023-06-12 Chenglong Wang , Jiangyan Yi , Xiaohui Zhang , Jianhua Tao , Le Xu , Ruibo Fu

We present Bayesian Mixture of Experts (Bayesian-MoE), a post-hoc uncertainty estimation framework for fine-tuned large language models (LLMs) based on Mixture-of-Experts architectures. Our method applies a structured Laplace approximation…

机器学习 · 计算机科学 2025-11-13 Maryam Dialameh , Hossein Rajabzadeh , Weiwei Zhang , Walid Ahmed , Hyock Ju Kwon

Machine unlearning offers a promising solution to privacy and safety concerns in large language models (LLMs) by selectively removing targeted knowledge while preserving utility. However, current methods are highly sensitive to downstream…

We develop variational Laplace for Bayesian neural networks (BNNs) which exploits a local approximation of the curvature of the likelihood to estimate the ELBO without the need for stochastic sampling of the neural-network weights. The…

机器学习 · 统计学 2021-07-21 Ali Unlu , Laurence Aitchison

We develop variational Laplace for Bayesian neural networks (BNNs) which exploits a local approximation of the curvature of the likelihood to estimate the ELBO without the need for stochastic sampling of the neural-network weights. The…

机器学习 · 统计学 2021-08-11 Ali Unlu , Laurence Aitchison

LoRA has become a universal Parameter-Efficient Fine-Tuning (PEFT) technique that equips Large Language Models (LLMs) to adapt quickly to new tasks. However, when these models are scaled up, even the latest LoRA variants still introduce…

计算与语言 · 计算机科学 2026-02-25 Xindian Ma , Rundong Kong , Peng Zhang , Ruoxiang Huang , Yongyu Jiang

This paper presents a novel pipeline for 2D keypoint estima- tion of surgical tools by leveraging Vision Language Models (VLMs) fine- tuned using a low rank adjusting (LoRA) technique. Unlike traditional Convolutional Neural Network (CNN)…

计算机视觉与模式识别 · 计算机科学 2025-08-29 Krit Duangprom , Tryphon Lambrou , Binod Bhattarai

We propose a memory-efficient finetuning algorithm for large language models (LLMs) that supports finetuning LLMs with 65B parameters in 2/3/4-bit precision on as little as one 24GB GPU. Our method, modular low-rank adaptation (ModuLoRA),…

机器学习 · 计算机科学 2024-03-12 Junjie Yin , Jiahao Dong , Yingheng Wang , Christopher De Sa , Volodymyr Kuleshov

Efficient Visual Instruction Fine-Tuning (EVIT) seeks to adapt Multimodal Large Language Models (MLLMs) to downstream tasks with minimal computational overhead. However, as task diversity and complexity increase, EVIT faces significant…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Pengkun Jiao , Bin Zhu , Jingjing Chen , Chong-Wah Ngo , Yu-Gang Jiang

Variational inference methods have been shown to lead to significant improvements in the computational efficiency of approximate Bayesian inference in mixed multinomial logit models when compared to standard Markov-chain Monte Carlo (MCMC)…

统计计算 · 统计学 2020-04-14 Filipe Rodrigues

Prompt learning is a popular fine-tuning method for vision-language models due to its efficiency. It requires a small number of additional learnable parameters while significantly enhancing performance on target tasks. However, most…

人工智能 · 计算机科学 2025-04-22 Mingyu Kim , Jongwoo Ko , Mijung Park

Chain-of-thought (CoT) reasoning is critical for improving the interpretability and reliability of Large Vision-Language Models (LVLMs). However, existing training algorithms such as SFT, PPO, and GRPO may not generalize well across unseen…

人工智能 · 计算机科学 2025-10-31 Guohao Sun , Hang Hua , Jian Wang , Jiebo Luo , Sohail Dianat , Majid Rabbani , Raghuveer Rao , Zhiqiang Tao

Supervised fine-tuning (SFT) on visual instruction data often improves perceptual capabilities in vision-language models (VLMs) while degrading reasoning performance, creating a persistent reasoning tax during post-training. We investigate…

计算机视觉与模式识别 · 计算机科学 2026-03-30 Yiming Ren , Yujiu Yang , Junjie Wang

Recently, growing interest has been aroused in extending the multimodal capability of large language models (LLMs), e.g., vision-language (VL) learning, which is regarded as the next milestone of artificial general intelligence. However,…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Gen Luo , Yiyi Zhou , Tianhe Ren , Shengxin Chen , Xiaoshuai Sun , Rongrong Ji

The rapid development of parameter-efficient fine-tuning methods has noticeably improved the efficiency of adapting large language models. Among these, LoRA has gained widespread popularity due to its strong balance of effectiveness and…

机器学习 · 计算机科学 2026-01-15 Yongfu Xue

The effective alignment of Large Language Models (LLMs) with precise instructions is essential for their application in diverse real-world scenarios. Current methods focus on enhancing the diversity and complexity of training and evaluation…

人工智能 · 计算机科学 2024-10-17 Jiuding Yang , Weidong Guo , Kaitong Yang , Xiangyang Li , Yu Xu , Di Niu

With the rise of different language model architecture, fine-tuning is becoming even more important for down stream tasks Model gets messy, finding proper hyperparameters for fine-tuning. Although BO has been tried for hyperparameter…

计算与语言 · 计算机科学 2025-05-26 Zishuo Bao , Yibo Liu , Changyutao Qiu