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Current methods for prompt learning in zeroshot scenarios widely rely on a development set with sufficient human-annotated data to select the best-performing prompt template a posteriori. This is not ideal because in a realworld zero-shot…

Computation and Language · Computer Science 2023-05-17 Jinghui Lu , Dongsheng Zhu , Weidong Han , Rui Zhao , Brian Mac Namee , Fei Tan

POS tagging plays a fundamental role in numerous applications. While POS taggers are highly accurate in well-resourced settings, they lag behind in cases of limited or missing training data. This paper focuses on POS tagging for languages…

Computation and Language · Computer Science 2024-10-15 Zeno Vandenbulcke , Lukas Vermeire , Miryam de Lhoneux

Information retrieval systems are crucial for enabling effective access to large document collections. Recent approaches have leveraged Large Language Models (LLMs) to enhance retrieval performance through query augmentation, but often rely…

Information Retrieval · Computer Science 2025-04-15 Pengcheng Jiang , Jiacheng Lin , Lang Cao , Runchu Tian , SeongKu Kang , Zifeng Wang , Jimeng Sun , Jiawei Han

Neural retrievers based on dense representations combined with Approximate Nearest Neighbors search have recently received a lot of attention, owing their success to distillation and/or better sampling of examples for training -- while…

Information Retrieval · Computer Science 2022-05-13 Thibault Formal , Carlos Lassance , Benjamin Piwowarski , Stéphane Clinchant

Many recent advances in computer vision are the result of a healthy competition among researchers on high quality, task-specific, benchmarks. After a decade of active research, zero-shot learning (ZSL) models accuracy on the Imagenet…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Tristan Hascoet , Yasuo Ariki , Tetsuya Takiguchi

The study of zero-shot generalisation (ZSG) in deep Reinforcement Learning (RL) aims to produce RL algorithms whose policies generalise well to novel unseen situations at deployment time, avoiding overfitting to their training environments.…

Machine Learning · Computer Science 2023-01-20 Robert Kirk , Amy Zhang , Edward Grefenstette , Tim Rocktäschel

Recently, dataset-generation-based zero-shot learning has shown promising results by training a task-specific model with a dataset synthesized from large pre-trained language models (PLMs). The final task-specific model often achieves…

Computation and Language · Computer Science 2022-10-25 Jiacheng Ye , Jiahui Gao , Jiangtao Feng , Zhiyong Wu , Tao Yu , Lingpeng Kong

Recent developments in deep learning have led to a significant innovation in various classic and practical subjects, including speech recognition, computer vision, question answering, information retrieval and so on. In the context of…

Computation and Language · Computer Science 2019-11-01 Li-Phen Yen , Zhen-Yu Wu , Kuan-Yu Chen

Pretrained language models (PLMs) have demonstrated remarkable performance in various natural language processing tasks: Unidirectional PLMs (e.g., GPT) are well known for their superior text generation capabilities; bidirectional PLMs…

Computation and Language · Computer Science 2022-10-13 Yu Meng , Jiaxin Huang , Yu Zhang , Jiawei Han

Language models can be viewed as functions that embed text into Euclidean space, where the quality of the embedding vectors directly determines model performance, training such neural networks involves various uncertainties. This paper…

Computation and Language · Computer Science 2025-03-31 Yifei Duan , Raphael Shang , Deng Liang , Yongqiang Cai

Large-scale contrastive vision-language pre-trained models provide the zero-shot model achieving competitive performance across a range of image classification tasks without requiring training on downstream data. Recent works have confirmed…

Machine Learning · Computer Science 2024-04-02 Giung Nam , Byeongho Heo , Juho Lee

Depression is a prevalent mental health disorder that is difficult to detect early due to subjective symptom assessments. Recent advancements in large language models have offered efficient and cost-effective approaches for this objective.…

Computation and Language · Computer Science 2025-04-08 Longdi Xian , Jianzhang Ni , Mingzhu Wang

While specialized learning-based models have historically dominated image privacy prediction, the current literature increasingly favours adopting large Vision-Language Models (VLMs) designed for generic tasks. This trend risks overlooking…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Alina Elena Baia , Alessio Xompero , Andrea Cavallaro

Large Language Models (LLMs) have shown impressive zero-shot performance across a variety of Natural Language Processing tasks, including document re-ranking. However, their effectiveness degrades on unseen tasks and domains, largely due to…

Information Retrieval · Computer Science 2025-05-02 Marco Braga , Pranav Kasela , Alessandro Raganato , Gabriella Pasi

Zero-shot object detection aims to localize and recognize objects of unseen classes. Most of existing works face two problems: the low recall of RPN in unseen classes and the confusion of unseen classes with background. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Lu Zhang , Chenbo Zhang , Jiajia Zhao , Jihong Guan , Shuigeng Zhou

For the majority of the machine learning community, the expensive nature of collecting high-quality human-annotated data and the inability to efficiently finetune very large state-of-the-art pretrained models on limited compute are major…

Computer Vision and Pattern Recognition · Computer Science 2022-11-07 Anuj Diwan , Puyuan Peng , Raymond J. Mooney

Large language models (LLMs) have shown remarkable advances in language generation and understanding but are also prone to exhibiting harmful social biases. While recognition of these behaviors has generated an abundance of bias mitigation…

Developing dialogue relation extraction (DRE) systems often requires a large amount of labeled data, which can be costly and time-consuming to annotate. In order to improve scalability and support diverse, unseen relation extraction, this…

Computation and Language · Computer Science 2023-06-13 Ze-Song Xu , Yun-Nung Chen

Aligning language models (LMs) based on human-annotated preference data is a crucial step in obtaining practical and performant LM-based systems. However, multilingual human preference data are difficult to obtain at scale, making it…

Computation and Language · Computer Science 2024-10-15 Zhaofeng Wu , Ananth Balashankar , Yoon Kim , Jacob Eisenstein , Ahmad Beirami

Language models (LMs) trained on large amounts of data have shown impressive performance on many NLP tasks under the zero-shot and few-shot setup. Here we aim to better understand the extent to which such models learn commonsense knowledge…

Computation and Language · Computer Science 2022-11-02 Xiang Lorraine Li , Adhiguna Kuncoro , Jordan Hoffmann , Cyprien de Masson d'Autume , Phil Blunsom , Aida Nematzadeh