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Prompting approaches have been recently explored in text style transfer, where a textual prompt is used to query a pretrained language model to generate style-transferred texts word by word in an autoregressive manner. However, such a…

Computation and Language · Computer Science 2023-12-25 Guoqing Luo , Yu Tong Han , Lili Mou , Mauajama Firdaus

Benefiting from prompt tuning, recent years have witnessed the promising performance of pre-trained vision-language models, e.g., CLIP, on versatile downstream tasks. In this paper, we focus on a particular setting of learning adaptive…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Chun-Mei Feng , Kai Yu , Yong Liu , Salman Khan , Wangmeng Zuo

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

In an effort to assist factcheckers in the process of factchecking, we tackle the claim detection task, one of the necessary stages prior to determining the veracity of a claim. It consists of identifying the set of sentences, out of a long…

Computation and Language · Computer Science 2020-08-18 Lev Konstantinovskiy , Oliver Price , Mevan Babakar , Arkaitz Zubiaga

Evidence plays a crucial role in automated fact-checking. When verifying real-world claims, existing fact-checking systems either assume the evidence sentences are given or use the search snippets returned by the search engine. Such methods…

Computation and Language · Computer Science 2024-01-30 Xuming Hu , Junzhe Chen , Zhijiang Guo , Philip S. Yu

Pre-trained multilingual language models show significant performance gains for zero-shot cross-lingual model transfer on a wide range of natural language understanding (NLU) tasks. Previously, for zero-shot cross-lingual evaluation,…

Computation and Language · Computer Science 2022-12-14 Lifu Tu , Caiming Xiong , Yingbo Zhou

Fine-tuning large language models is becoming ever more impractical due to their rapidly-growing scale. This motivates the use of parameter-efficient adaptation methods such as prompt tuning (PT), which adds a small number of tunable…

Computation and Language · Computer Science 2023-02-23 Simeng Sun , Yang Liu , Dan Iter , Chenguang Zhu , Mohit Iyyer

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…

Computation and Language · Computer Science 2022-05-26 Yukun Huang , Kun Qian , Zhou Yu

In prompt tuning, a prefix or suffix text is added to the prompt, and the embeddings (soft prompts) or token indices (hard prompts) of the prefix/suffix are optimized to gain more control over language models for specific tasks. This…

Computation and Language · Computer Science 2024-07-01 Shouchang Guo , Sonam Damani , Keng-hao Chang

Prompt tuning is a parameter-efficient way to deploy large-scale pre-trained models to downstream tasks by adding task-specific tokens. In terms of vision-language pre-trained (VLP) models, prompt tuning often requires a large number of…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Qiong Wu , Shubin Huang , Yiyi Zhou , Pingyang Dai , Annan Shu , Guannan Jiang , Rongrong Ji

Conversational prompt-engineering-based large language models (LLMs) have enabled targeted control over the output creation, enhancing versatility, adaptability and adhoc retrieval. From another perspective, digital misinformation has…

Computation and Language · Computer Science 2024-04-29 Dahlia Shehata , Robin Cohen , Charles Clarke

The increasingly large size of modern pretrained language models not only makes them inherit more human-like biases from the training corpora, but also makes it computationally expensive to mitigate such biases. In this paper, we…

Computation and Language · Computer Science 2023-06-08 Zhongbin Xie , Thomas Lukasiewicz

Automatic fact-checking systems detect misinformation, such as fake news, by (i) selecting check-worthy sentences for fact-checking, (ii) gathering related information to the sentences, and (iii) inferring the factuality of the sentences.…

Information Retrieval · Computer Science 2019-03-21 Casper Hansen , Christian Hansen , Stephen Alstrup , Jakob Grue Simonsen , Christina Lioma

Combining different forms of prompts with pre-trained large language models has yielded remarkable results on reasoning tasks (e.g. Chain-of-Thought prompting). However, along with testing on more complex reasoning, these methods also…

Computation and Language · Computer Science 2024-05-14 Yitian Li , Jidong Tian , Hao He , Yaohui Jin

Reinforcement learning with evaluation metrics as rewards is widely used to enhance specific capabilities of language models. However, for tasks such as factually consistent summarisation, existing metrics remain underdeveloped, limiting…

Computation and Language · Computer Science 2026-05-27 Yuxuan Ye , Raul Santos-Rodriguez , Edwin Simpson

This study compares the performance of (1) fine-tuned language models and (2) large language models on the task of check-worthy claim detection. For the purpose of the comparison we composed a multilingual and multi-topical dataset…

Computation and Language · Computer Science 2024-10-14 Martin Hyben , Sebastian Kula , Ivan Srba , Robert Moro , Jakub Simko

Prompt optimization algorithms for Large Language Models (LLMs) excel in multi-step reasoning but still lack effective uncertainty estimation. This paper introduces a benchmark dataset to evaluate uncertainty metrics, focusing on Answer,…

Machine Learning · Computer Science 2024-12-30 Pei-Fu Guo , Yun-Da Tsai , Shou-De Lin

Recent works have shown promising results of prompt tuning in stimulating pre-trained language models (PLMs) for natural language processing (NLP) tasks. However, to the best of our knowledge, existing works focus on prompt-tuning…

Computation and Language · Computer Science 2022-05-24 Yuan Yao , Bowen Dong , Ao Zhang , Zhengyan Zhang , Ruobing Xie , Zhiyuan Liu , Leyu Lin , Maosong Sun , Jianyong Wang

Prompt tuning attempts to update few task-specific parameters in pre-trained models. It has achieved comparable performance to fine-tuning of the full parameter set on both language understanding and generation tasks. In this work, we study…

Computation and Language · Computer Science 2022-07-15 Weng Lam Tam , Xiao Liu , Kaixuan Ji , Lilong Xue , Xingjian Zhang , Yuxiao Dong , Jiahua Liu , Maodi Hu , Jie Tang

Instruction tuning (IT) achieves impressive zero-shot generalization results by training large language models (LLMs) on a massive amount of diverse tasks with instructions. However, how to select new tasks to improve the performance and…

Computation and Language · Computer Science 2023-11-02 Po-Nien Kung , Fan Yin , Di Wu , Kai-Wei Chang , Nanyun Peng