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Entity matching is a crucial component in various recommender systems, including conversational recommender systems (CRS) and knowledge-based recommender systems. However, the lack of rigorous evaluation frameworks for cross-dataset entity…

信息检索 · 计算机科学 2026-02-03 Zihan Huang , Rohan Surana , Zhouhang Xie , Junda Wu , Yu Xia , Julian McAuley

Named entity recognition is a key component of Information Extraction (IE), particularly in scientific domains such as biomedicine and chemistry, where large language models (LLMs), e.g., ChatGPT, fall short. We investigate the…

计算与语言 · 计算机科学 2024-04-02 Hongyi Liu , Qingyun Wang , Payam Karisani , Heng Ji

Zero-shot referring expression comprehension (REC) aims to locate target objects in images given natural language queries without relying on task-specific training data, demanding strong visual understanding capabilities. Existing…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Yike Wu , Necva Bolucu , Stephen Wan , Dadong Wang , Jiahao Xia , Jian Zhang

Zero Shot Learning (ZSL) enables a learning model to classify instances of an unseen class during training. While most research in ZSL focuses on single-label classification, few studies have been done in multi-label ZSL, where an instance…

机器学习 · 计算机科学 2016-06-02 Ubai Sandouk , Ke Chen

We introduce GLiREL (Generalist Lightweight model for zero-shot Relation Extraction), an efficient architecture and training paradigm for zero-shot relation classification. Inspired by recent advancements in zero-shot named entity…

计算与语言 · 计算机科学 2025-01-07 Jack Boylan , Chris Hokamp , Demian Gholipour Ghalandari

Zero-shot learning (ZSL) is a framework to classify images belonging to unseen classes based on solely semantic information about these unseen classes. In this paper, we propose a new ZSL algorithm using coupled dictionary learning. The…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Mohammad Rostami , Soheil Kolouri , Zak Murez , Yuri Owekcho , Eric Eaton , Kuyngnam Kim

Entity disambiguation (ED) is the task of linking mentions in text to corresponding entries in a knowledge base. Dual Encoders address this by embedding mentions and label candidates in a shared embedding space and applying a similarity…

计算与语言 · 计算机科学 2025-05-20 Susanna Rücker , Alan Akbik

Entity linking (EL) in conversations faces notable challenges in practical applications, primarily due to the scarcity of entity-annotated conversational datasets and sparse knowledge bases (KB) containing domain-specific, long-tail…

计算与语言 · 计算机科学 2024-09-04 Mohanna Hoveyda , Arjen P. de Vries , Maarten de Rijke , Faegheh Hasibi

Entity alignment (EA) aims to identify entities referring to the same real-world object across different knowledge graphs (KGs). Recent approaches based on large language models (LLMs) typically obtain entity embeddings through knowledge…

计算与语言 · 计算机科学 2026-04-16 Cunda Wang , Ziying Ma , Po Hu , Weihua Wang , Feilong Bao

A serious issue that harms the performance of zero-shot visual recognition is named objective misalignment, i.e., the learning objective prioritizes improving the recognition accuracy of seen classes rather than unseen classes, while the…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Jiannan Ge , Lingxi Xie , Hongtao Xie , Pandeng Li , Xiaopeng Zhang , Yongdong Zhang , Qi Tian

This paper explores entity embedding effectiveness in ad-hoc entity retrieval, which introduces distributed representation of entities into entity retrieval. The knowledge graph contains lots of knowledge and models entity semantic…

信息检索 · 计算机科学 2019-08-29 Zhenghao Liu , Chenyan Xiong , Maosong Sun , Zhiyuan Liu

In Natural Language Processing, entity linking (EL) has centered around Wikipedia, but yet remains underexplored for the job market domain. Disambiguating skill mentions can help us get insight into the current labor market demands. In this…

计算与语言 · 计算机科学 2024-02-01 Mike Zhang , Rob van der Goot , Barbara Plank

Zero-Shot Learning (ZSL) is an emerging research that aims to solve the classification problems with very few training data. The present works on ZSL mainly focus on the mapping of learning semantic space to visual space. It encounters many…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Zeng Ting , Xiang Hongxin , Xie Cheng , Yang Yun , Liu Qing

Entity disambiguation, or mapping a phrase to its canonical representation in a knowledge base, is a fundamental step in many natural language processing applications. Existing techniques based on global ranking models fail to capture the…

计算与语言 · 计算机科学 2016-04-21 Tiep Mai , Bichen Shi , Patrick K. Nicholson , Deepak Ajwani , Alessandra Sala

Few-shot learning (FSL) aims to recognize new concepts using a limited number of visual samples. Existing approaches attempt to incorporate semantic information into the limited visual data for category understanding. However, these methods…

计算机视觉与模式识别 · 计算机科学 2024-08-23 Mushui Liu , Fangtai Wu , Bozheng Li , Ziqian Lu , Yunlong Yu , Xi Li

Understanding how news narratives frame entities is crucial for studying media's impact on societal perceptions of events. In this paper, we evaluate the zero-shot capabilities of large language models (LLMs) in classifying framing roles.…

计算与语言 · 计算机科学 2025-04-30 Enfa Fane , Mihai Surdeanu , Eduardo Blanco , Steven R. Corman

Zero-shot learning (ZSL) can be formulated as a cross-domain matching problem: after being projected into a joint embedding space, a visual sample will match against all candidate class-level semantic descriptions and be assigned to the…

计算机视觉与模式识别 · 计算机科学 2018-12-12 Lei Zhang , Peng Wang , Lingqiao Liu , Chunhua Shen , Wei Wei , Yannning Zhang , Anton Van Den Hengel

Zero-shot learning (ZSL) models rely on learning a joint embedding space where both textual/semantic description of object classes and visual representation of object images can be projected to for nearest neighbour search. Despite the…

计算机视觉与模式识别 · 计算机科学 2019-07-22 Li Zhang , Tao Xiang , Shaogang Gong

Zero-shot named entity recognition (NER) is the task of detecting named entities of specific types (such as 'Person' or 'Medicine') without any training examples. Current research increasingly relies on large synthetic datasets,…

计算与语言 · 计算机科学 2025-03-10 Jonas Golde , Patrick Haller , Max Ploner , Fabio Barth , Nicolaas Jedema , Alan Akbik

Named Entity Recognition (NER) and Relation Classification (RC) are important steps in extracting information from unstructured text and formatting it into a machine-readable format. We present a survey of recent deep learning models that…

计算与语言 · 计算机科学 2024-03-28 Sakher Khalil Alqaaidi , Elika Bozorgi , Afsaneh Shams , Krzysztof Kochut