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Sentiment analysis of social media data consists of attitudes, assessments, and emotions which can be considered a way human think. Understanding and classifying the large collection of documents into positive and negative aspects are a…

计算与语言 · 计算机科学 2020-07-16 Aditya Sharma , Alex Daniels

Popular social media networks provide the perfect environment to study the opinions and attitudes expressed by users. While interactions in social media such as Twitter occur in many natural languages, research on stance detection (the…

计算与语言 · 计算机科学 2021-01-29 Elena Zotova , Rodrigo Agerri , German Rigau

Social media has become extremely influential when it comes to policy making in modern societies, especially in the western world, where platforms such as Twitter allow users to follow politicians, thus making citizens more involved in…

计算与语言 · 计算机科学 2023-04-05 Dimosthenis Antypas , Alun Preece , Jose Camacho-Collados

The digital town hall of Twitter becomes a preferred medium of communication for individuals and organizations across the globe. Some of them reach audiences of millions, while others struggle to get noticed. Given the impact of social…

社会与信息网络 · 计算机科学 2021-02-23 Damian Konrad Kowalczyk , Jan Larsen

As social media has permeated large parts of the population it simultaneously has become a way to reach many people e.g. with political messages. One way to efficiently reach those people is the application of automated computer programs…

计算机与社会 · 计算机科学 2017-10-23 Florian Brachten , Stefan Stieglitz , Lennart Hofeditz , Katharina Kloppenborg , Annette Reimann

Image of an entity can be defined as a structured and dynamic representation which can be extracted from the opinions of a group of users or population. Automatic extraction of such an image has certain importance in political science and…

信息检索 · 计算机科学 2015-09-25 Md. Abul Hasnat , Julien Velcin , Stéphane Bonnevay , Julien Jacques

In this paper, we propose the scheme for annotating large-scale multi-party chat dialogues for discourse parsing and machine comprehension. The main goal of this project is to help understand multi-party dialogues. Our dataset is based on…

计算与语言 · 计算机科学 2019-11-12 Jiaqi Li , Ming Liu , Bing Qin , Zihao Zheng , Ting Liu

We present Twitmo, a package that provides a broad range of methods to collect, pre-process, analyze and visualize geo-tagged Twitter data. Twitmo enables the user to collect geo-tagged Tweets from Twitter and and provides a comprehensive…

As more and more people use social media to communicate their view and perception of elections, researchers have increasingly been collecting and analyzing data from social media platforms. Our research focuses on social media communication…

As the popularity and reach of social networks continue to surge, a vast reservoir of opinions and sentiments across various subjects inundates these platforms. Among these, X social network (formerly Twitter) stands as a juggernaut,…

社会与信息网络 · 计算机科学 2025-04-16 Pardis Moradbeiki , Mohammad Ali Zare Chahooki

Pre-trained language models (PLMs) are fundamental for natural language processing applications. Most existing PLMs are not tailored to the noisy user-generated text on social media, and the pre-training does not factor in the valuable…

计算与语言 · 计算机科学 2023-08-29 Xinyang Zhang , Yury Malkov , Omar Florez , Serim Park , Brian McWilliams , Jiawei Han , Ahmed El-Kishky

In this paper, we present TwiSent, a sentiment analysis system for Twitter. Based on the topic searched, TwiSent collects tweets pertaining to it and categorizes them into the different polarity classes positive, negative and objective.…

信息检索 · 计算机科学 2012-09-19 Subhabrata Mukherjee , Akshat Malu , A. R. Balamurali , Pushpak Bhattacharyya

An important challenge for news fact-checking is the effective dissemination of existing fact-checks. This in turn brings the need for reliable methods to detect previously fact-checked claims. In this paper, we focus on automatically…

计算与语言 · 计算机科学 2022-06-14 Ashkan Kazemi , Zehua Li , Verónica Pérez-Rosas , Scott A. Hale , Rada Mihalcea

Automatically associating social media posts with topics is an important prerequisite for effective search and recommendation on many social media platforms. However, topic classification of such posts is quite challenging because of (a) a…

计算与语言 · 计算机科学 2022-05-04 Vivek Kulkarni , Kenny Leung , Aria Haghighi

Social media platforms are vital for expressing opinions and understanding public sentiment, yet many analytical tools overlook passive users who mainly consume content without engaging actively. To address this, we introduce UniPoll, an…

计算与语言 · 计算机科学 2025-01-13 Yixia Li , Rong Xiang , Yanlin Song , Jing Li

Semantic sentence embeddings are usually supervisedly built minimizing distances between pairs of embeddings of sentences labelled as semantically similar by annotators. Since big labelled datasets are rare, in particular for non-English…

计算与语言 · 计算机科学 2021-10-06 Marco Di Giovanni , Marco Brambilla

We present BERTweet, the first public large-scale pre-trained language model for English Tweets. Our BERTweet, having the same architecture as BERT-base (Devlin et al., 2019), is trained using the RoBERTa pre-training procedure (Liu et al.,…

计算与语言 · 计算机科学 2020-10-06 Dat Quoc Nguyen , Thanh Vu , Anh Tuan Nguyen

The election forecasting 'industry' is a growing one, both in the volume of scholars producing forecasts and methodological diversity. In recent years a new approach has emerged that relies on social media and particularly Twitter data to…

计算机与社会 · 计算机科学 2015-05-08 Pete Burnap , Rachel Gibson , Luke Sloan , Rosalynd Southern , Matthew Williams

Numerous politicians use social media platforms, particularly X, to engage with their constituents. This interaction allows constituents to pose questions and offer feedback but also exposes politicians to a barrage of hostile responses,…

计算与语言 · 计算机科学 2024-12-06 Mugdha Pandya , Mali Jin , Kalina Bontcheva , Diana Maynard

Climate change is one of the most pressing challenges of the 21st century, sparking widespread discourse across social media platforms. Activists, policymakers, and researchers seek to understand public sentiment and narratives while access…