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Language Models are the underpin of all modern Natural Language Processing (NLP) tasks. The introduction of the Transformers architecture has contributed significantly into making Language Modeling very effective across many NLP task,…

计算与语言 · 计算机科学 2021-11-05 Nikolaos Stylianou , Ioannis Vlahavas

Power system time series analytics is critical in understanding the system operation conditions and predicting the future trends. Despite the wide adoption of Artificial Intelligence (AI) tools, many AI-based time series analytical models…

信号处理 · 电气工程与系统科学 2025-11-12 Zhenghao Zhou , Yiyan Li , Xinjie Yu , Runlong Liu , Zelin Guo , Zheng Yan , Mo-Yuen Chow , Yuqi Yang , Yang Xu

Knowledge enhanced pre-trained language models (K-PLMs) are shown to be effective for many public tasks in the literature but few of them have been successfully applied in practice. To address this problem, we propose K-AID, a systematic…

人工智能 · 计算机科学 2021-09-23 Fu Sun , Feng-Lin Li , Ruize Wang , Qianglong Chen , Xingyi Cheng , Ji Zhang

Relevance modeling between queries and items stands as a pivotal component in commercial search engines, directly affecting the user experience. Given the remarkable achievements of large language models (LLMs) in various natural language…

人工智能 · 计算机科学 2025-02-19 Kaixin Wu , Yixin Ji , Zeyuan Chen , Qiang Wang , Cunxiang Wang , Hong Liu , Baijun Ji , Jia Xu , Zhongyi Liu , Jinjie Gu , Yuan Zhou , Linjian Mo

Spoken language understanding (SLU) tasks involve diverse skills that probe the information extraction, classification and/or generation capabilities of models. In this setting, task-specific training data may not always be available. While…

计算与语言 · 计算机科学 2025-10-06 Neeraj Agrawal , Sriram Ganapathy

Large Language Models (LLMs) have the impressive ability to perform in-context learning (ICL) from only a few examples, but the success of ICL varies widely from task to task. Thus, it is important to quickly determine whether ICL is…

计算与语言 · 计算机科学 2023-10-27 Harvey Yiyun Fu , Qinyuan Ye , Albert Xu , Xiang Ren , Robin Jia

Existing in-context learning (ICL) methods for relation extraction (RE) often prioritize language similarity over structural similarity, which can lead to overlooking entity relationships. To address this, we propose an AMR-enhanced…

计算与语言 · 计算机科学 2025-04-28 Peitao Han , Lis Kanashiro Pereira , Fei Cheng , Wan Jou She , Eiji Aramaki

Recent studies customizing Multimodal Large Language Models (MLLMs) for domain-specific tasks have yielded promising results, especially in the field of scientific chart comprehension. These studies generally utilize visual instruction…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Wan-Cyuan Fan , Yen-Chun Chen , Mengchen Liu , Lu Yuan , Leonid Sigal

Missing values are pervasive in real-world tabular data and can significantly impair downstream analysis. Imputing them is especially challenging in text-rich tables, where dependencies are implicit, complex, and dispersed across long…

数据库 · 计算机科学 2026-05-12 Soroush Omidvartehrani , Davood Rafiei

Large language models (LLMs) have exhibited remarkable few-shot learning capabilities and unified the paradigm of NLP tasks through the in-context learning (ICL) technique. Despite the success of ICL, the quality of the exemplar…

计算与语言 · 计算机科学 2024-12-13 Yukang Lin , Bingchen Zhong , Shuoran Jiang , Joanna Siebert , Qingcai Chen

In this paper, we ask: what truly determines the effectiveness of RL training data for enhancing language models' reasoning capabilities? While recent advances like o1, Deepseek R1, and Kimi1.5 demonstrate RL's potential, the lack of…

机器学习 · 计算机科学 2025-02-18 Xuefeng Li , Haoyang Zou , Pengfei Liu

We formalize a new concept for LLMs, context-enhanced learning. It involves standard gradient-based learning on text except that the context is enhanced with additional data on which no auto-regressive gradients are computed. This setting…

机器学习 · 计算机科学 2025-06-06 Xingyu Zhu , Abhishek Panigrahi , Sanjeev Arora

The high inference cost of Large Language Models (LLMs) poses challenges, especially for tasks requiring lengthy outputs. However, natural language often contains redundancy, which presents an opportunity for optimization. We have observed…

计算与语言 · 计算机科学 2025-11-25 Alfredo Garrachón Ruiz , Tomás de la Rosa , Daniel Borrajo

We introduce Context Tuning, a simple and effective method to significantly enhance few-shot adaptation of language models (LLMs) without fine-tuning model parameters. While prompt-based adaptation techniques have demonstrated the…

计算与语言 · 计算机科学 2025-11-04 Jack Lu , Ryan Teehan , Zhenbang Yang , Mengye Ren

Pretrained large Language Models (LLMs) are able to answer questions that are unlikely to have been encountered during training. However a diversity of potential applications exist in the broad domain of reasoning systems and considerations…

计算与语言 · 计算机科学 2024-11-27 Tim Hartill

Learning general representations of text is a fundamental problem for many natural language understanding (NLU) tasks. Previously, researchers have proposed to use language model pre-training and multi-task learning to learn robust…

计算与语言 · 计算机科学 2019-08-29 Zi-Yi Dou , Keyi Yu , Antonios Anastasopoulos

In-context learning (ICL), teaching a large language model (LLM) to perform a task with few-shot demonstrations rather than adjusting the model parameters, has emerged as a strong paradigm for using LLMs. While early studies primarily used…

计算与语言 · 计算机科学 2023-05-24 Man Luo , Xin Xu , Zhuyun Dai , Panupong Pasupat , Mehran Kazemi , Chitta Baral , Vaiva Imbrasaite , Vincent Y Zhao

In-context learning (ICL) has proven to be a significant capability with the advancement of Large Language models (LLMs). By instructing LLMs using few-shot demonstrative examples, ICL enables them to perform a wide range of tasks without…

计算与语言 · 计算机科学 2024-08-21 Quanyu Long , Jianda Chen , Wenya Wang , Sinno Jialin Pan

Transformer-based autoregressive (AR) methods have achieved appealing performance for varied sequence-to-sequence generation tasks, e.g., neural machine translation, summarization, and code generation, but suffer from low inference…

计算与语言 · 计算机科学 2023-03-15 Yisheng Xiao , Ruiyang Xu , Lijun Wu , Juntao Li , Tao Qin , Yan-Tie Liu , Min Zhang

Masked language modeling (MLM) has been widely used for pre-training effective bidirectional representations, but incurs substantial training costs. In this paper, we propose a novel concept-based curriculum masking (CCM) method to…

计算与语言 · 计算机科学 2022-12-16 Mingyu Lee , Jun-Hyung Park , Junho Kim , Kang-Min Kim , SangKeun Lee