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We introduce a simple yet effective method of integrating contextual embeddings with commonsense graph embeddings, dubbed BERT Infused Graphs: Matching Over Other embeDdings. First, we introduce a preprocessing method to improve the speed…

计算与语言 · 计算机科学 2019-10-18 Jeff Da

With the freedom of communication provided in online social media, hate speech has increasingly generated. This leads to cyber conflicts affecting social life at the individual and national levels. As a result, hateful content…

计算与语言 · 计算机科学 2022-09-16 Khouloud Mnassri , Praboda Rajapaksha , Reza Farahbakhsh , Noel Crespi

This paper is a comparison study in the context of Topic Detection on COVID-19 data. There are various approaches for Topic Detection, among which the Clustering approach is selected in this paper. Clustering requires distance and…

计算与语言 · 计算机科学 2021-11-17 Elnaz Zafarani-Moattar , Mohammad Reza Kangavari , Amir Masoud Rahmani

Idiomatic expressions can be problematic for natural language processing applications as their meaning cannot be inferred from their constituting words. A lack of successful methodological approaches and sufficiently large datasets prevents…

计算与语言 · 计算机科学 2021-11-11 Tadej Škvorc , Polona Gantar , Marko Robnik-Šikonja

SemEval-2019 Task 6 (Zampieri et al., 2019b) requires us to identify and categorise offensive language in social media. In this paper we will describe the process we took to tackle this challenge. Our process is heavily inspired by Sosa…

计算与语言 · 计算机科学 2019-03-20 Ryan Ong

The development of social media has revolutionized the way people communicate, share information and make decisions, but it also provides an ideal platform for publishing and spreading rumors. Existing rumor detection methods focus on…

计算与语言 · 计算机科学 2019-09-12 Chunyuan Yuan , Qianwen Ma , Wei Zhou , Jizhong Han , Songlin Hu

Large Language Model-driven (LLM-driven) social bots pose a growing threat to online discourse by generating human-like content that evades conventional detection. Existing methods suffer from limited detection accuracy due to overreliance…

人工智能 · 计算机科学 2026-04-03 Zhongbo Wang , Zhiyu Lin , Zhu Wang , Haizhou Wang

Text classification, as the task consisting in assigning categories to textual instances, is a very common task in information science. Methods learning distributed representations of words, such as word embeddings, have become popular in…

计算与语言 · 计算机科学 2020-12-15 Arkaitz Zubiaga

Social networking platforms provide a conduit to disseminate our ideas, views and thoughts and proliferate information. This has led to the amalgamation of English with natively spoken languages. Prevalence of Hindi-English code-mixed data…

计算与语言 · 计算机科学 2021-05-12 Ananya Srivastava , Mohammed Hasan , Bhargav Yagnik , Rahee Walambe , Ketan Kotecha

Distributed representations of words have shown to be useful to improve the effectiveness of IR systems in many sub-tasks like query expansion, retrieval and ranking. Algorithms like word2vec, GloVe and others are also key factors in many…

信息检索 · 计算机科学 2019-09-05 Tommaso Teofili , Niyati Chhaya

Early rumor detection (ERD) on social media platform is very challenging when limited, incomplete and noisy information is available. Most of the existing methods have largely worked on event-level detection that requires the collection of…

社会与信息网络 · 计算机科学 2020-03-03 Jie Gao , Sooji Han , Xingyi Song , Fabio Ciravegna

Tweet clustering for event detection is a powerful modern method to automate the real-time detection of events. In this work we present a new tweet clustering approach, using a probabilistic approach to incorporate temporal information. By…

社会与信息网络 · 计算机科学 2018-11-14 Peter Mathews , Caitlin Gray , Lewis Mitchell , Giang T. Nguyen , Nigel G. Bean

Effective representation learning is critical for short text clustering due to the sparse, high-dimensional and noise attributes of short text corpus. Existing pre-trained models (e.g., Word2vec and BERT) have greatly improved the…

计算与语言 · 计算机科学 2021-09-22 Hui Yin , Xiangyu Song , Shuiqiao Yang , Guangyan Huang , Jianxin Li

In order to expand their reach and increase website ad revenue, media outlets have started using clickbait techniques to lure readers to click on articles on their digital platform. Having successfully enticed the user to open the article,…

The pervasiveness of the Internet and social media have enabled the rapid and anonymous spread of Hate Speech content on microblogging platforms such as Twitter. Current EU and US legislation against hateful language, in conjunction with…

计算与语言 · 计算机科学 2021-02-10 Chrysoula Themeli , George Giannakopoulos , Nikiforos Pittaras

Recent work on predicting category structure with distributional models, using either static word embeddings (Heyman and Heyman, 2019) or contextualized language models (CLMs) (Misra et al., 2021), report low correlations with human…

机器学习 · 计算机科学 2023-02-15 Joseph Renner , Pascal Denis , Rémi Gilleron , Angèle Brunellière

As malicious actors employ increasingly advanced and widespread bots to disseminate misinformation and manipulate public opinion, the detection of Twitter bots has become a crucial task. Though graph-based Twitter bot detection methods…

人工智能 · 计算机科学 2024-01-04 Zijian Cai , Zhaoxuan Tan , Zhenyu Lei , Zifeng Zhu , Hongrui Wang , Qinghua Zheng , Minnan Luo

Toxic online speech has become a crucial problem nowadays due to an exponential increase in the use of internet by people from different cultures and educational backgrounds. Differentiating if a text message belongs to hate speech and…

计算与语言 · 计算机科学 2021-08-24 Bencheng Wei , Jason Li , Ajay Gupta , Hafiza Umair , Atsu Vovor , Natalie Durzynski

Target-oriented opinion words extraction (TOWE) (Fan et al., 2019b) is a new subtask of target-oriented sentiment analysis that aims to extract opinion words for a given aspect in text. Current state-of-the-art methods leverage position…

计算与语言 · 计算机科学 2021-09-06 Samuel Mensah , Kai Sun , Nikolaos Aletras

Video understanding plays a fundamental role for content moderation on short video platforms, enabling the detection of inappropriate content. While classification remains the dominant approach for content moderation, it often struggles in…

信息检索 · 计算机科学 2025-07-03 Hanzhong Liang , Jinghao Shi , Xiang Shen , Zixuan Wang , Vera Wen , Ardalan Mehrani , Zhiqian Chen , Yifan Wu , Zhixin Zhang