English
Related papers

Related papers: EDSA-Ensemble: an Event Detection Sentiment Analys…

200 papers

Sentiment analysis aims to extract and express a person's perception, opinions and emotions towards an entity, object, product and a service, enabling businesses to obtain feedback from the consumers. The increasing popularity of the social…

Computer Vision and Pattern Recognition · Computer Science 2020-02-11 Kashif Ahmad , Syed Zohaib , Nicola Conci , Ala Al-Fuqaha

Aspect-based sentiment analysis (ABSA) is an emerging fine-grained sentiment analysis task that aims to extract aspects, classify corresponding sentiment polarities and find opinions as the causes of sentiment. The latest research tends to…

Computation and Language · Computer Science 2021-09-20 Chengxi Li , Feiyu Gao , Jiajun Bu , Lu Xu , Xiang Chen , Yu Gu , Zirui Shao , Qi Zheng , Ningyu Zhang , Yongpan Wang , Zhi Yu

Aspect-Based Sentiment Analysis (ABSA) stands as a crucial task in predicting the sentiment polarity associated with identified aspects within text. However, a notable challenge in ABSA lies in precisely determining the aspects' boundaries…

Computation and Language · Computer Science 2024-02-26 Shunyu Liu , Jie Zhou , Qunxi Zhu , Qin Chen , Qingchun Bai , Jun Xiao , Liang He

Automatic identification of emotions expressed in Twitter data has a wide range of applications. We create a well-balanced dataset by adding a neutral class to a benchmark dataset consisting of four emotions: fear, sadness, joy, and anger.…

Computation and Language · Computer Science 2022-08-10 Ionuţ-Alexandru Albu , Stelian Spînu

The increasing polarization of online political discourse calls for computational tools that automatically detect and monitor ideological divides in social media. We introduce a minimally supervised method that leverages the network…

Computation and Language · Computer Science 2022-12-16 Valentin Hofmann , Xiaowen Dong , Janet B. Pierrehumbert , Hinrich Schütze

Modeling event patterns is a central task in a wide range of disciplines. In applications such as studying human activity patterns, events often arrive clustered with sporadic and long periods of inactivity. Such heterogeneity in event…

Applications · Statistics 2022-01-03 Jingfei Zhang , Biao Cai , Xuening Zhu , Hansheng Wang , Ganggang Xu , Yongtao Guan

Ensembles of models often yield improvements in system performance. These ensemble approaches have also been empirically shown to yield robust measures of uncertainty, and are capable of distinguishing between different \emph{forms} of…

Machine Learning · Statistics 2019-11-27 Andrey Malinin , Bruno Mlodozeniec , Mark Gales

In the era of rapid technological advancement, social media platforms such as Twitter (X) have emerged as indispensable tools for gathering consumer insights, capturing diverse opinions, and understanding public attitudes. This research…

Human-Computer Interaction · Computer Science 2025-10-23 S M Rakib Ul Karim , Rownak Ara Rasul , Tunazzina Sultana

Understanding who blames or supports whom in news text is a critical research question in computational social science. Traditional methods and datasets for sentiment analysis are, however, not suitable for the domain of political text as…

Computation and Language · Computer Science 2021-06-23 Kunwoo Park , Zhufeng Pan , Jungseock Joo

Emojis are being frequently used in todays digital world to express from simple to complex thoughts more than ever before. Hence, they are also being used in sentiment analysis and targeted marketing campaigns. In this work, we performed…

Computation and Language · Computer Science 2025-02-20 Sirisha Velampalli , Chandrashekar Muniyappa , Ashutosh Saxena

Nowadays, events usually burst and are propagated online through multiple modern media like social networks and search engines. There exists various research discussing the event dissemination trends on individual medium, while few studies…

Information Retrieval · Computer Science 2017-12-25 Tianxiang Gao , Weiming Bao , Jinning Li , Xiaofeng Gao , Boyuan Kong , Yan Tang , Guihai Chen , Xuan Li

Social networks play an important role in people's daily socialization, particularly through social media platforms, which have become key channels for communication and information dissemination. The digital ecosystem does not only evolve…

Physics and Society · Physics 2023-01-16 Andrea Russo , Vincenzo Miracula , Antonio Picone

Despite echo chambers in social media have been under considerable scrutiny, general models for their detection and analysis are missing. In this work, we aim to fill this gap by proposing a probabilistic generative model that explains…

Social and Information Networks · Computer Science 2022-08-10 Marco Minici , Federico Cinus , Corrado Monti , Francesco Bonchi , Giuseppe Manco

Large volume of networked streaming event data are becoming increasingly available in a wide variety of applications, such as social network analysis, Internet traffic monitoring and healthcare analytics. Streaming event data are discrete…

Machine Learning · Computer Science 2016-09-20 Shuang Li , Yao Xie , Mehrdad Farajtabar , Apurv Verma , Le Song

LLM-based conversational systems have become a popular gateway for information access, yet most existing chatbots struggle to handle news-related trending queries effectively. To improve user experience, an effective trending query…

Information Retrieval · Computer Science 2026-01-12 Kaichun Wang , Yanguang Chen , Ting Zhang , Mengyao Bao , Keyu Chen , Xu Hu , Yongliang Wang , Jingsheng Yang , Jinsong Zhang , Fei Lu

Twitter is recognized as a crucial platform for the dissemination and gathering of Cyber Threat Intelligence (CTI). Its capability to provide real-time, actionable intelligence makes it an indispensable tool for detecting security events,…

Cryptography and Security · Computer Science 2024-09-13 Jian Cui , Hanna Kim , Eugene Jang , Dayeon Yim , Kicheol Kim , Yongjae Lee , Jin-Woo Chung , Seungwon Shin , Xiaojing Liao

There is a vast amount of data generated every second due to the rapidly growing technology in the current world. This area of research attempts to determine the feelings or opinions of people on social media posts. The dataset we used was…

Computation and Language · Computer Science 2023-01-24 Keshav Kapur , Rajitha Harikrishnan

Recent developments in image classification and natural language processing, coupled with the rapid growth in social media usage, have enabled fundamental advances in detecting breaking events around the world in real-time. Emergency…

Machine Learning · Computer Science 2020-04-13 Mahdi Abavisani , Liwei Wu , Shengli Hu , Joel Tetreault , Alejandro Jaimes

Detecting events by using social media has been an active research problem. In this work, we investigate and compare the performance of two methods for event detection in Twitter by using Apache Storm as the stream processing…

Social and Information Networks · Computer Science 2023-11-15 Ozlem Ceren Sahin , Nesime Tatbul , Pinar Karagoz

People segment complex, ever-changing and continuous experience into basic, stable and discrete spatio-temporal experience units, called events. Event segmentation literature investigates the mechanisms that allow people to extract events.…

Neurons and Cognition · Quantitative Biology 2022-10-13 Hamit Basgol , Inci Ayhan , Emre Ugur