中文
相关论文

相关论文: Mutual Clustering on Comparative Texts via Heterog…

200 篇论文

The increasing pervasiveness of social media creates new opportunities to study human social behavior, while challenging our capability to analyze their massive data streams. One of the emerging tasks is to distinguish between different…

社会与信息网络 · 计算机科学 2017-03-07 Emilio Ferrara , Mohsen JafariAsbagh , Onur Varol , Vahed Qazvinian , Filippo Menczer , Alessandro Flammini

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

When coping with literary texts such as novels or short stories, the extraction of structured information in the form of a knowledge graph might be hindered by the huge number of possible relations between the entities corresponding to the…

计算与语言 · 计算机科学 2020-11-30 Simone Mellace , K Vani , Alessandro Antonucci

We present {\em generative clustering} (GC) for clustering a set of documents, $\mathrm{X}$, by using texts $\mathrm{Y}$ generated by large language models (LLMs) instead of by clustering the original documents $\mathrm{X}$. Because LLMs…

机器学习 · 计算机科学 2024-12-19 Xin Du , Kumiko Tanaka-Ishii

Multi-view clustering has received much attention recently. Most of the existing multi-view clustering methods only focus on one-sided clustering. As the co-occurring data elements involve the counts of sample-feature co-occurrences, it is…

机器学习 · 计算机科学 2019-05-28 Peng Xu , Zhaohong Deng , Kup-Sze Choi , Longbing Cao , Shitong Wang

To analyse large numbers of texts, social science researchers are increasingly confronting the challenge of text classification. When manual labeling is not possible and researchers have to find automatized ways to classify texts, computer…

计算与语言 · 计算机科学 2023-10-10 Karina Shyrokykh , Maksym Girnyk , Lisa Dellmuth

Comparing clusterings is central to evaluating unsupervised models, yet the many existing similarity measures can produce widely divergent, sometimes contradictory, evaluations. Clustering similarity measures are typically organized into…

机器学习 · 统计学 2025-11-06 Alexander J. Gates

To cluster data is to separate samples into distinctive groups that should ideally have some cohesive properties. Today, numerous clustering algorithms exist, and their differences lie essentially in what can be perceived as ``cohesive…

机器学习 · 统计学 2025-05-08 Louis Ohl , Pierre-Alexandre Mattei , Frédéric Precioso

Nowadays, digital news articles are widely available, published by various editors and often written in different languages. This large volume of diverse and unorganized information makes human reading very difficult or almost impossible.…

计算与语言 · 计算机科学 2020-04-20 Mathis Linger , Mhamed Hajaiej

Social networks play a fundamental role in propagation of information and news. Characterizing the content of the messages becomes vital for different tasks, like breaking news detection, personalized message recommendation, fake users…

信息检索 · 计算机科学 2022-01-04 Federico Albanese , Esteban Feuerstein

With the explosive growth of information technology, multi-view graph data have become increasingly prevalent and valuable. Most existing multi-view clustering techniques either focus on the scenario of multiple graphs or multi-view…

机器学习 · 计算机科学 2021-10-25 Erlin Pan , Zhao Kang

Measuring the similarities between objects in information networks has fundamental importance in recommendation systems, clustering and web search. The existing metrics depend on the meta path or meta structure specified by users. In this…

数据库 · 计算机科学 2018-01-30 Yu Zhou , Jianbin Huang , Heli Sun

In today's world, we follow news which is distributed globally. Significant events are reported by different sources and in different languages. In this work, we address the problem of tracking of events in a large multilingual stream.…

信息检索 · 计算机科学 2015-12-23 Jan Rupnik , Andrej Muhic , Gregor Leban , Primoz Skraba , Blaz Fortuna , Marko Grobelnik

Fake news often involves multimedia information such as text and image to mislead readers, proliferating and expanding its influence. Most existing fake news detection methods apply the co-attention mechanism to fuse multimodal features…

信息检索 · 计算机科学 2023-04-13 Linmei Hu , Ziwang Zhao , Weijian Qi , Xuemeng Song , Liqiang Nie

With the rapid development and widespread application of Large Language Models (LLMs), the use of Machine-Generated Text (MGT) has become increasingly common, bringing with it potential risks, especially in terms of quality and integrity in…

计算与语言 · 计算机科学 2024-04-02 Qihui Zhang , Chujie Gao , Dongping Chen , Yue Huang , Yixin Huang , Zhenyang Sun , Shilin Zhang , Weiye Li , Zhengyan Fu , Yao Wan , Lichao Sun

Clustering Text has been an important problem in the domain of Natural Language Processing. While there are techniques to cluster text based on using conventional clustering techniques on top of contextual or non-contextual vector space…

计算与语言 · 计算机科学 2022-01-11 Lovedeep Singh

Document clustering and topic modeling are two closely related tasks which can mutually benefit each other. Topic modeling can project documents into a topic space which facilitates effective document clustering. Cluster labels discovered…

机器学习 · 计算机科学 2013-09-27 Pengtao Xie , Eric P. Xing

X (formerly Twitter) has evolved into a contemporary agora, offering a platform for individuals to express opinions and viewpoints on current events. The majority of the topics discussed on Twitter are directly related to ongoing events,…

Hate speech is a major issue in social networks due to the high volume of data generated daily. Recent works demonstrate the usefulness of machine learning (ML) in dealing with the nuances required to distinguish between hateful posts from…

计算与语言 · 计算机科学 2022-01-19 Rafael M. O. Cruz , Woshington V. de Sousa , George D. C. Cavalcanti

We present a supervised learning algorithm for text categorization which has brought the team of authors the 2nd place in the text categorization division of the 2012 Cybersecurity Data Mining Competition (CDMC'2012) and a 3rd prize…

信息检索 · 计算机科学 2013-07-11 Hubert Haoyang Duan , Vladimir Pestov , Varun Singla