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Related papers: Black-box Prompt Tuning with Subspace Learning

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Tuning pre-trained language models (PLMs) with task-specific prompts has been a promising approach for text classification. Particularly, previous studies suggest that prompt-tuning has remarkable superiority in the low-data scenario over…

Computation and Language · Computer Science 2022-03-21 Shengding Hu , Ning Ding , Huadong Wang , Zhiyuan Liu , Jingang Wang , Juanzi Li , Wei Wu , Maosong Sun

Pre-trained language models (PLM) have revolutionized the NLP landscape, achieving stellar performances across diverse tasks. These models, while benefiting from vast training data, often require fine-tuning on specific data to cater to…

Computation and Language · Computer Science 2023-10-04 Jingwei Sun , Ziyue Xu , Hongxu Yin , Dong Yang , Daguang Xu , Yiran Chen , Holger R. Roth

Going beyond mere fine-tuning of vision-language models (VLMs), learnable prompt tuning has emerged as a promising, resource-efficient alternative. Despite their potential, effectively learning prompts faces the following challenges: (i)…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Hari Chandana Kuchibhotla , Sai Srinivas Kancheti , Abbavaram Gowtham Reddy , Vineeth N Balasubramanian

Pre-trained language models (PLMs) are known to be overly parameterized and have significant redundancy, indicating a small degree of freedom of the PLMs. Motivated by the observation, in this paper, we study the problem of…

Computation and Language · Computer Science 2023-08-02 Zhong Zhang , Bang Liu , Junming Shao

Large language models (LLMs) are widely used as zero-shot and few-shot classifiers, where task behaviour is largely controlled through prompting. A growing number of works have observed that LLMs are sensitive to prompt variations, with…

Computation and Language · Computer Science 2026-02-05 Branislav Pecher , Michal Spiegel , Robert Belanec , Jan Cegin

A prompt is a sequence of symbol or tokens, selected from a vocabulary according to some rule, which is prepended/concatenated to a textual query. A key problem is how to select the sequence of tokens: in this paper we formulate it as a…

Machine Learning · Computer Science 2023-12-04 Antonio Sabbatella , Andrea Ponti , Antonio Candelieri , Ilaria Giordani , Francesco Archetti

Prompts for pre-trained language models (PLMs) have shown remarkable performance by bridging the gap between pre-training tasks and various downstream tasks. Among these methods, prompt tuning, which freezes PLMs and only tunes soft…

Computation and Language · Computer Science 2022-03-15 Yuxian Gu , Xu Han , Zhiyuan Liu , Minlie Huang

Prompt engineering is an essential technique for enhancing the abilities of large language models (LLMs) by providing explicit and specific instructions. It enables LLMs to excel in various tasks, such as arithmetic reasoning, question…

Computation and Language · Computer Science 2024-03-29 Fobo Shi , Peijun Qing , Dong Yang , Nan Wang , Youbo Lei , Haonan Lu , Xiaodong Lin , Duantengchuan Li

We describe PromptBoosting, a query-efficient procedure for building a text classifier from a neural language model (LM) without access to the LM's parameters, gradients, or hidden representations. This form of "black-box" classifier…

Computation and Language · Computer Science 2023-07-04 Bairu Hou , Joe O'Connor , Jacob Andreas , Shiyu Chang , Yang Zhang

Speech representations learned from Self-supervised learning (SSL) models can benefit various speech processing tasks. However, utilizing SSL representations usually requires fine-tuning the pre-trained models or designing task-specific…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-12 Kai-Wei Chang , Wei-Cheng Tseng , Shang-Wen Li , Hung-yi Lee

Language Models are extremely susceptible to performance collapse with even small changes to input prompt strings. Libraries such as DSpy (from Stanford NLP) avoid this problem through demonstration-based prompt optimisation. Inspired by…

Computation and Language · Computer Science 2025-11-25 Maanas Taneja

Prompt optimization and fine-tuning are two major approaches to improve the performance of Large Language Models (LLMs). They enhance the capabilities of LLMs from complementary perspectives: the former through explicit natural language,…

Computation and Language · Computer Science 2026-03-03 Xiaohe Bo , Rui Li , Zexu Sun , Quanyu Dai , Zeyu Zhang , Zihang Tian , Xu Chen , Zhenhua Dong

Various methods for robot design optimization have been developed so far. These methods are diverse, ranging from numerical optimization to black-box optimization. While numerical optimization is fast, it is not suitable for cases involving…

Robotics · Computer Science 2026-02-19 Kento Kawaharazuka , Yoshiki Obinata , Naoaki Kanazawa , Haoyu Jia , Kei Okada

Optimizing instructions for large language models (LLMs) is critical for harnessing their full potential in complex and diverse tasks. However, relying solely on white-box approaches demands extensive computational resources and offers…

Computation and Language · Computer Science 2025-06-30 Yanwei Ren , Liu Liu , Baosheng Yu , Jiayan Qiu , Quan Chen

Training or finetuning large-scale language models (LLMs) requires substantial computation resources, motivating recent efforts to explore parameter-efficient adaptation to downstream tasks. One approach is to treat these models as black…

Computation and Language · Computer Science 2024-03-20 Danqing Luo , Chen Zhang , Yan Zhang , Haizhou Li

We propose SPARC, a lightweight continual learning framework for large language models (LLMs) that enables efficient task adaptation through prompt tuning in a lower-dimensional space. By leveraging principal component analysis (PCA), we…

Machine Learning · Computer Science 2025-02-06 Dinithi Jayasuriya , Sina Tayebati , Davide Ettori , Ranganath Krishnan , Amit Ranjan Trivedi

Large Language Models (LLMs) are gaining significant popularity in recent years for specialized tasks using prompts due to their low computational cost. Standard methods like prefix tuning utilize special, modifiable tokens that lack…

Computation and Language · Computer Science 2024-10-14 Nusrat Jahan Prottasha , Asif Mahmud , Md. Shohanur Islam Sobuj , Prakash Bhat , Md Kowsher , Niloofar Yousefi , Ozlem Ozmen Garibay

Large language models (LLMs) demonstrate exceptional instruct-following ability to complete various downstream tasks. Although this impressive ability makes LLMs flexible task solvers, their performance in solving tasks also heavily relies…

Computation and Language · Computer Science 2024-06-03 Pengwei Zhan , Zhen Xu , Qian Tan , Jie Song , Ru Xie

Prompt engineering is a new paradigm for enhancing the performance of trained neural network models. For optimizing text-style prompts, existing methods usually individually operate small portions of a text step by step, which either breaks…

Computation and Language · Computer Science 2023-10-03 Yujian Betterest Li , Kai Wu

Large Transformer models are capable of implementing a plethora of so-called in-context learning algorithms. These include gradient descent, classification, sequence completion, transformation, and improvement. In this work, we investigate…

Artificial Intelligence · Computer Science 2024-02-29 Robert Tjarko Lange , Yingtao Tian , Yujin Tang