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The rapid development in the performance of large language models (LLMs) is accompanied by the escalation of model size, leading to the increasing cost of model training and inference. Previous research has discovered that certain layers in…

计算与语言 · 计算机科学 2024-10-14 Fangwei Zhu , Dian Li , Jiajun Huang , Gang Liu , Hui Wang , Zhifang Sui

Fine-tuning is the de facto way to leverage large pretrained language models to perform downstream tasks. However, it modifies all the language model parameters and therefore necessitates storing a full copy for each task. In this paper, we…

计算与语言 · 计算机科学 2021-01-05 Xiang Lisa Li , Percy Liang

Existing approaches to lifelong language learning rely on plenty of labeled data for learning a new task, which is hard to obtain in most real scenarios. Considering that humans can continually learn new tasks from a handful of examples, we…

计算与语言 · 计算机科学 2022-04-01 Chengwei Qin , Shafiq Joty

In computer vision, fine-tuning is the de-facto approach to leverage pre-trained vision models to perform downstream tasks. However, deploying it in practice is quite challenging, due to adopting parameter inefficient global update and…

计算机视觉与模式识别 · 计算机科学 2022-08-24 Xing Nie , Bolin Ni , Jianlong Chang , Gaomeng Meng , Chunlei Huo , Zhaoxiang Zhang , Shiming Xiang , Qi Tian , Chunhong Pan

Multilingual pretrained language models (MPLMs) have demonstrated substantial performance improvements in zero-shot cross-lingual transfer across various natural language understanding tasks by finetuning MPLMs on task-specific labelled…

计算与语言 · 计算机科学 2023-07-18 Bolei Ma , Ercong Nie , Helmut Schmid , Hinrich Schütze

Pre-trained vision-language models are able to interpret visual concepts and language semantics. Prompt learning, a method of constructing prompts for text encoders or image encoders, elicits the potentials of pre-trained models and readily…

计算机视觉与模式识别 · 计算机科学 2025-02-21 Zhenhan Huang , Tejaswini Pedapati , Pin-Yu Chen , Jianxi Gao

We propose structured prompt tuning, a simple and effective method to improve prompt tuning. Instead of prepending a sequence of tunable embeddings to the input, we generate the soft prompt embeddings through a hypernetwork. Our approach…

计算与语言 · 计算机科学 2022-05-26 Chi-Liang Liu , Hung-yi Lee , Wen-tau Yih

Although foundational vision-language models (VLMs) have proven to be very successful for various semantic discrimination tasks, they still struggle to perform faithfully for fine-grained categorization. Moreover, foundational models…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Soumitri Chattopadhyay , Sanket Biswas , Emanuele Vivoli , Josep Lladós

Prompt tuning (PT) is an effective approach to adapting pre-trained language models to downstream tasks. Without a good initialization, prompt tuning doesn't perform well under few-shot settings. So pre-trained prompt tuning (PPT) is…

计算与语言 · 计算机科学 2022-05-26 Yukun Huang , Kun Qian , Zhou Yu

Vision-language models (VLMs) can learn high-quality representations from a large-scale training dataset of image-text pairs. Prompt learning is a popular approach to fine-tuning VLM to adapt them to downstream tasks. Despite the satisfying…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Zhifang Zhang , Yuwei Niu , Xin Liu , Beibei Li

Due to the limited availability of data, existing few-shot learning methods trained from scratch fail to achieve satisfactory performance. In contrast, large-scale pre-trained models such as CLIP demonstrate remarkable few-shot and…

计算机视觉与模式识别 · 计算机科学 2023-11-20 Kun Song , Huimin Ma , Bochao Zou , Huishuai Zhang , Weiran Huang

Pre-trained vision-language models, such as CLIP, show impressive zero-shot recognition ability and can be easily transferred to specific downstream tasks via prompt tuning, even with limited training data. However, existing prompt tuning…

计算机视觉与模式识别 · 计算机科学 2025-07-18 Yuqi Peng , Pengfei Wang , Jianzhuang Liu , Shifeng Chen

Visual and textual soft prompt tuning can effectively improve the adaptability of Vision-Language Models (VLMs) in downstream tasks. However, fine-tuning on video tasks impairs the model's generalization ability to unseen classes. Existing…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Bin Wang , Ruotong Hu , Wentong Li , Wenqian Wang , Mingliang Gao , Runmin Cong , Wei Zhang , Xudong Jiang

Recently, much exertion has been paid to design graph self-supervised methods to obtain generalized pre-trained models, and adapt pre-trained models onto downstream tasks through fine-tuning. However, there exists an inherent gap between…

机器学习 · 计算机科学 2023-08-16 Yun Zhu , Jianhao Guo , Siliang Tang

Entailment has been recognized as an important metric for evaluating natural language understanding (NLU) models, and recent studies have found that entailment pretraining benefits weakly supervised fine-tuning. In this work, we design a…

计算与语言 · 计算机科学 2023-05-30 Jiaxin Ge , Hongyin Luo , Yoon Kim , James Glass

We study the problem of few-shot Fine-grained Entity Typing (FET), where only a few annotated entity mentions with contexts are given for each entity type. Recently, prompt-based tuning has demonstrated superior performance to standard…

计算与语言 · 计算机科学 2022-06-29 Jiaxin Huang , Yu Meng , Jiawei Han

Recent work has demonstrated that finetuning is a promising approach to 'unlearn' concepts from large language models. However, finetuning can be expensive, as it requires both generating a set of examples and running iterations of…

计算与语言 · 计算机科学 2024-06-12 Pratiksha Thaker , Yash Maurya , Shengyuan Hu , Zhiwei Steven Wu , Virginia Smith

Prompt-based tuning for pre-trained language models (PLMs) has shown its effectiveness in few-shot learning. Typically, prompt-based tuning wraps the input text into a cloze question. To make predictions, the model maps the output words to…

计算与语言 · 计算机科学 2022-03-21 Ganqu Cui , Shengding Hu , Ning Ding , Longtao Huang , Zhiyuan Liu

We introduce LPT++, a comprehensive framework for long-tailed classification that combines parameter-efficient fine-tuning (PEFT) with a learnable model ensemble. LPT++ enhances frozen Vision Transformers (ViTs) through the integration of…

计算机视觉与模式识别 · 计算机科学 2024-09-18 Bowen Dong , Pan Zhou , Wangmeng Zuo

Prompt learning is a new learning paradigm which reformulates downstream tasks as similar pretraining tasks on pretrained models by leveraging textual prompts. Recent works have demonstrated that prompt learning is particularly useful for…

计算与语言 · 计算机科学 2022-10-21 Yue Zhang , Hongliang Fei , Dingcheng Li , Tan Yu , Ping Li