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Fine-grained emotion classification, which identifies specific emotional states such as happiness, anger, sadness, and fear, remains a challenging task in natural language processing. This study benchmarks classical machine learning and…

Recently, due to the booming influence of online social networks, detecting fake news is drawing significant attention from both academic communities and general public. In this paper, we consider the existence of confounding variables in…

社会与信息网络 · 计算机科学 2020-02-04 Bo Ni , Zhichun Guo , Jianing Li , Meng Jiang

Entity-level sentiment classification involves identifying the sentiment polarity linked to specific entities within text. This task poses several challenges: effectively modeling the subtle and complex interactions between entities and…

计算与语言 · 计算机科学 2025-10-14 Md. Mithun Hossain , Sanjara , Md. Shakil Hossain , Sudipto Chaki

With the widespread dissemination of user-generated content on different social networks, and online consumer systems such as Amazon, the quantity of opinionated information available on the Internet has been increased. One of the main…

计算与语言 · 计算机科学 2020-11-16 Zeinab Rajabi , MohammadReza Valavi , Maryam Hourali

This study examines the influence of Google's search algorithm on news diversity by analyzing search results in Brazil, the UK, and the US. It explores how Google's system preferentially favors a limited number of news outlets. Utilizing…

计算机与社会 · 计算机科学 2024-11-01 Raphael Hernandes , Giulio Corsi

The large size of nowadays' online multimedia databases makes retrieving their content a difficult and time-consuming task. Users of online sound collections typically submit search queries that express a broad intent, often making the…

信息检索 · 计算机科学 2020-06-16 Xavier Favory , Frederic Font , Xavier Serra

In today's media landscape, where news outlets play a pivotal role in shaping public opinion, it is imperative to address the issue of sentiment manipulation within news text. News writers often inject their own biases and emotional…

计算与语言 · 计算机科学 2024-02-06 Alapan Kuila , Somnath Jena , Sudeshna Sarkar , Partha Pratim Chakrabarti

Sentiment analysis has been emerging recently as one of the major natural language processing (NLP) tasks in many applications. Especially, as social media channels (e.g. social networks or forums) have become significant sources for brands…

计算与语言 · 计算机科学 2019-12-23 Khuong Vo , Tri Nguyen , Dang Pham , Mao Nguyen , Minh Truong , Trung Mai , Tho Quan

Sentiment Analysis is an important algorithm in Natural Language Processing which is used to detect sentiment within some text. In our project, we had chosen to work on analyzing reviews of various drugs which have been reviewed in form of…

计算与语言 · 计算机科学 2020-03-27 Sairamvinay Vijayaraghavan , Debraj Basu

Information on the web is prodigious; searching relevant information is difficult making web users to rely on search engines for finding relevant information on the web. Search engines index and categorize web pages according to their…

人工智能 · 计算机科学 2015-10-06 Jai Manral

With the rapid growth in the number of scientific publications, year after year, it is becoming increasingly difficult to identify quality authoritative work on a single topic. Though there is an availability of scientometric measures which…

计算与语言 · 计算机科学 2019-10-09 Dominique Mercier , Akansha Bhardwaj , Andreas Dengel , Sheraz Ahmed

This paper investigates the influence of different acoustic features, audio-events based features and automatic speech translation based lexical features in complex emotion recognition such as curiosity. Pretrained networks, namely,…

声音 · 计算机科学 2018-11-05 Bhalaji Nagarajan , V Ramana Murthy Oruganti

It is hard to detect important articles in a specific context. Information retrieval techniques based on full text search can be inaccurate to identify main topics and they are not able to provide an indication about the importance of the…

数字图书馆 · 计算机科学 2016-07-28 Metin Doslu , Haluk O. Bingol

The effectiveness of a language model is influenced by its token representations, which must encode contextual information and handle the same word form having a plurality of meanings (polysemy). Currently, none of the common language…

计算与语言 · 计算机科学 2022-06-02 Andrea Lekkas , Peter Schneider-Kamp , Isabelle Augenstein

Previous studies on multimodal fake news detection mainly focus on the alignment and integration of cross-modal features, as well as the application of text-image consistency. However, they overlook the semantic enhancement effects of large…

多媒体 · 计算机科学 2025-07-21 Peican Zhu , Yubo Jing , Le Cheng , Bin Chen , Xiaodong Cui , Lianwei Wu , Keke Tang

Deep Neural Networks, and specifically fully-connected convolutional neural networks are achieving remarkable results across a wide variety of domains. They have been trained to achieve state-of-the-art performance when applied to problems…

信息检索 · 计算机科学 2017-02-07 Zeeshan Khawar Malik , Mo Kobrosli , Peter Maas

Sentiment analysis is the process of identifying and categorizing people's emotions or opinions regarding various topics. The analysis of Twitter sentiment has become an increasingly popular topic in recent years. In this paper, we present…

计算与语言 · 计算机科学 2023-08-30 Mohammad Dehghani , Zahra Yazdanparast

Consumers are used to consulting posted reviews on the Internet before buying a product. But it's difficult to know the global opinion considering the important number of those reviews. Sentiment analysis afford detecting polarity…

信息检索 · 计算机科学 2020-01-23 Patrice Bellot , Lerch Soëlie , Bruno Emmanuel , Murisasco Elisabeth

This paper presents an approach based on supervised machine learning methods to discriminate between positive, negative and neutral Arabic reviews in online newswire. The corpus is labeled for subjectivity and sentiment analysis (SSA) at…

计算与语言 · 计算机科学 2019-11-12 Sadik Bessou , Rania Aberkane

Existing commercial search engines often struggle to represent different perspectives of a search query. Argument retrieval systems address this limitation of search engines and provide both positive (PRO) and negative (CON) perspectives…

信息检索 · 计算机科学 2021-09-21 Sachin Pathiyan Cherumanal , Damiano Spina , Falk Scholer , W. Bruce Croft