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In this paper, we present a manually annotated corpus of 10,000 tweets containing public reports of five COVID-19 events, including positive and negative tests, deaths, denied access to testing, claimed cures and preventions. We designed…

Computation and Language · Computer Science 2022-09-12 Shi Zong , Ashutosh Baheti , Wei Xu , Alan Ritter

Recently, numerous efforts have continued to push up performance boundaries of document-level relation extraction (DocRE) and have claimed significant progress in DocRE. In this paper, we do not aim at proposing a novel model for DocRE.…

Computation and Language · Computer Science 2023-06-16 Jing Li , Yequan Wang , Shuai Zhang , Min Zhang

Despite the significant efforts made by the research community in recent years, automatically acquiring valuable information about high impact-events from social media remains challenging. We present EviDense, a graph-based approach for…

Social and Information Networks · Computer Science 2019-12-09 Oana Balalau , Carlos Castillo , Mauro Sozio

While extensive popularity of online social media platforms has made information dissemination faster, it has also resulted in widespread online abuse of different types like hate speech, offensive language, sexist and racist opinions, etc.…

Computation and Language · Computer Science 2020-10-09 Mohit Chandra , Ashwin Pathak , Eesha Dutta , Paryul Jain , Manish Gupta , Manish Shrivastava , Ponnurangam Kumaraguru

Information Extraction is a well-researched area of Natural Language Processing with applications in web search and question answering concerned with identifying entities and relationships between them as expressed in a given context,…

Information Retrieval · Computer Science 2020-11-17 Erin Macdonald , Denilson Barbosa

With the rapid development of information technology, online platforms have produced enormous text resources. As a particular form of Information Extraction (IE), Event Extraction (EE) has gained increasing popularity due to its ability to…

Computation and Language · Computer Science 2021-11-08 Jiangwei Liu , Liangyu Min , Xiaohong Huang

Software security vulnerabilities can lead to severe consequences, making early detection essential. Although code review serves as a critical defense mechanism against security flaws, relevant feedback remains scarce due to limited…

Software Engineering · Computer Science 2026-01-06 Zixiao Zhao , Yanjie Jiang , Hui Liu , Kui Liu , Lu Zhang

This paper is an introductory discussion on the cause of open source software vulnerabilities, their importance in the cybersecurity ecosystem, and a selection of detection methods. A recent application security report showed 44% of…

Cryptography and Security · Computer Science 2022-03-31 Stuart Millar

The lack of reliable sources of detailed information on the vulnerabilities of open-source software (OSS) components is a major obstacle to maintaining a secure software supply chain and an effective vulnerability management process.…

Cryptography and Security · Computer Science 2025-03-18 Antonino Sabetta , Michele Bezzi

Security teams face a challenge: the volume of newly disclosed Common Vulnerabilities and Exposures (CVEs) far exceeds the capacity to manually develop detection mechanisms. In 2025, the National Vulnerability Database published over 48,000…

Cryptography and Security · Computer Science 2026-04-03 Ayush Garg , Sophia Hager , Jacob Montiel , Aditya Tiwari , Michael Gentile , Zach Reavis , David Magnotti , Wayne Fullen

Cyber attacks have become a serious threat to the security of software systems. Many organizations have built their security knowledge bases to safeguard against attacks and vulnerabilities. However, due to the time lag in the official…

Cryptography and Security · Computer Science 2026-02-06 Ziyou Jiang , Lin Shi , Guowei Yang , Xuyan Ma , Fenglong Li , Qing Wang

Software plays a crucial role in our daily lives, and therefore the quality and security of software systems have become increasingly important. However, vulnerabilities in software still pose a significant threat, as they can have serious…

Software Engineering · Computer Science 2023-09-18 Chaozheng Wang , Zongjie Li , Yun Peng , Shuzheng Gao , Sirong Chen , Shuai Wang , Cuiyun Gao , Michael R. Lyu

This paper describes a baseline for the second iteration of the Fact Extraction and VERification shared task (FEVER2.0) which explores the resilience of systems through adversarial evaluation. We present a collection of simple adversarial…

Computation and Language · Computer Science 2019-03-14 James Thorne , Andreas Vlachos

Software vulnerabilities pose critical security and risk concerns for many software systems. Many techniques have been proposed to effectively assess and prioritize these vulnerabilities before they cause serious consequences. To evaluate…

Cryptography and Security · Computer Science 2024-09-25 Bonan Ruan , Jiahao Liu , Weibo Zhao , Zhenkai Liang

Word frequency-based methods for extractive summarization are easy to implement and yield reasonable results across languages. However, they have significant limitations - they ignore the role of context, they offer uneven coverage of…

Computation and Language · Computer Science 2018-10-25 Archit Sakhadeo , Nisheeth Srivastava

In this work, we perform a comprehensive analysis of the security of text input fields in web browsers. We find that browsers' coarse-grained permission model violates two security design principles: least privilege and complete mediation.…

Cryptography and Security · Computer Science 2023-09-01 Asmit Nayak , Rishabh Khandelwal , Kassem Fawaz

Extracting structured event knowledge, including event triggers and corresponding arguments, from military texts is fundamental to many applications, such as intelligence analysis and decision assistance. However, event extraction in the…

Computation and Language · Computer Science 2024-04-19 Mengna Zhu , Zijie Xu , Kaisheng Zeng , Kaiming Xiao , Mao Wang , Wenjun Ke , Hongbin Huang

Document-level event extraction aims to extract structured event information from unstructured text. However, a single document often contains limited event information and the roles of different event arguments may be biased due to the…

Computation and Language · Computer Science 2024-08-27 Qiang Gao , Zixiang Meng , Bobo Li , Jun Zhou , Fei Li , Chong Teng , Donghong Ji

Automatic extraction of forum posts and metadata is a crucial but challenging task since forums do not expose their content in a standardized structure. Content extraction methods, therefore, often need customizations such as adaptations to…

Information Retrieval · Computer Science 2021-08-05 Albert Weichselbraun , Adrian M. P. Brasoveanu , Roger Waldvogel , Fabian Odoni

Identification of cyber threats is one of the essential tasks for security teams. Currently, cyber threats can be identified using knowledge organized into various formats, enumerations, and knowledge bases. This paper studies the current…

Cryptography and Security · Computer Science 2022-06-30 Lukáš Sadlek , Pavel Čeleda , Daniel Tovarňák
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