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We introduce FewTopNER, a novel framework that integrates few-shot named entity recognition (NER) with topic-aware contextual modeling to address the challenges of cross-lingual and low-resource scenarios. FewTopNER leverages a shared…

计算与语言 · 计算机科学 2025-02-05 Ibrahim Bouabdallaoui , Fatima Guerouate , Samya Bouhaddour , Chaimae Saadi , Mohammed Sbihi

Text summarization and text simplification are two major ways to simplify the text for poor readers, including children, non-native speakers, and the functionally illiterate. Text summarization is to produce a brief summary of the main…

计算与语言 · 计算机科学 2017-10-09 Shuming Ma , Xu Sun

Extracting entities and relations for types of interest from text is important for understanding massive text corpora. Traditionally, systems of entity relation extraction have relied on human-annotated corpora for training and adopted an…

计算与语言 · 计算机科学 2017-06-06 Xiang Ren , Zeqiu Wu , Wenqi He , Meng Qu , Clare R. Voss , Heng Ji , Tarek F. Abdelzaher , Jiawei Han

Entity Recognition (ER) within a text is a fundamental exercise in Natural Language Processing, enabling further depending tasks such as Knowledge Extraction, Text Summarisation, or Keyphrase Extraction. An entity consists of single words…

计算与语言 · 计算机科学 2021-06-14 Andreas Waldis , Luca Mazzola

Distant supervised relation extraction is an efficient approach to scale relation extraction to very large corpora, and has been widely used to find novel relational facts from plain text. Recent studies on neural relation extraction have…

计算与语言 · 计算机科学 2018-01-12 Zhengqiu He , Wenliang Chen , Zhenghua Li , Meishan Zhang , Wei Zhang , Min Zhang

Distantly supervised relation extraction intrinsically suffers from noisy labels due to the strong assumption of distant supervision. Most prior works adopt a selective attention mechanism over sentences in a bag to denoise from wrongly…

计算与语言 · 计算机科学 2019-11-28 Yang Li , Guodong Long , Tao Shen , Tianyi Zhou , Lina Yao , Huan Huo , Jing Jiang

As one of the prevalent topic mining tools, neural topic modeling has attracted a lot of interests for the advantages of high efficiency in training and strong generalisation abilities. However, due to the lack of context in each short…

信息检索 · 计算机科学 2020-08-12 Jiachun Feng , Zusheng Zhang , Cheng Ding , Yanghui Rao , Haoran Xie

Feature modeling of different modalities is a basic problem in current research of cross-modal information retrieval. Existing models typically project texts and images into one embedding space, in which semantically similar information…

多媒体 · 计算机科学 2019-06-13 Jing Yu , Chenghao Yang , Zengchang Qin , Zhuoqian Yang , Yue Hu , Weifeng Zhang

Analysis of short text, such as social media posts, is extremely difficult because of their inherent brevity. In addition to classifying topics of such posts, a common downstream task is grouping the authors of these documents for…

信息检索 · 计算机科学 2022-06-20 Graham Tierney , Christopher Bail , Alexander Volfovsky

Topic modeling is a powerful technique for uncovering hidden themes within a collection of documents. However, the effectiveness of traditional topic models often relies on sufficient word co-occurrence, which is lacking in short texts.…

计算与语言 · 计算机科学 2024-10-22 Pritom Saha Akash , Kevin Chen-Chuan Chang

Podcasts have emerged as a massively consumed online content, notably due to wider accessibility of production means and scaled distribution through large streaming platforms. Categorization systems and information access technologies…

信息检索 · 计算机科学 2022-01-13 Francisco B. Valero , Marion Baranes , Elena V. Epure

Existing graph- and hypergraph-based algorithms for document summarization represent the sentences of a corpus as the nodes of a graph or a hypergraph in which the edges represent relationships of lexical similarities between sentences.…

计算与语言 · 计算机科学 2019-04-17 Hadrien Van Lierde , Tommy W. S. Chow

Network embeddings, which learn low-dimensional representations for each vertex in a large-scale network, have received considerable attention in recent years. For a wide range of applications, vertices in a network are typically…

计算与语言 · 计算机科学 2018-08-30 Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

Topic models are a popular approach for extracting semantic information from large document collections. However, recent studies suggest that the topics generated by these models often do not align well with human intentions. Although…

信息检索 · 计算机科学 2025-02-10 Mayank Nagda , Phil Ostheimer , Sophie Fellenz

Extracting topics from large collections of unstructured text-documents has become a central task in current NLP applications and algorithms like NMF, LDA as well as their generalizations are the well-established current state of the art.…

社会与信息网络 · 计算机科学 2021-11-23 Mattias Luber , Anton Thielmann , Christoph Weisser , Benjamin Säfken

Short text classi cation is a method for classifying short sentence with prede ned labels. However, short text is limited in shortness in text length that leads to a challenging problem of sparse features. Most of existing methods treat…

信息检索 · 计算机科学 2020-01-29 Wei Pang

Entity Linking involves detecting and linking entity mentions in natural language texts to a knowledge graph. Traditional methods use a two-step process with separate models for entity recognition and disambiguation, which can be…

计算与语言 · 计算机科学 2025-10-23 Daniel Vollmers , Hamada M. Zahera , Diego Moussallem , Axel-Cyrille Ngonga Ngomo

Current neural network-based methods to the problem of document summarisation struggle when applied to datasets containing large inputs. In this paper we propose a new approach to the challenge of content-selection when dealing with…

计算与语言 · 计算机科学 2025-05-07 Maciej Zembrzuski , Saad Mahamood

Identifying communities from temporal networks facilitates the understanding of potential dynamic relationships among entities, which has already received extensive applications. However, existing methods primarily rely on lower-order…

社会与信息网络 · 计算机科学 2024-10-22 Huihui Yang , Chunxue Zhu , Longlong Lin , Pingpeng Yuan

Embeddings play an important role in end-to-end solutions for multi-modal language processing problems. Although there has been some effort to understand the properties of single-modality embedding spaces, particularly that of text, their…

计算与语言 · 计算机科学 2023-01-20 Muhammad Huzaifah , Ivan Kukanov