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Aspect-based sentiment analysis (ABSA) involves identifying sentiment towards specific aspect terms in a sentence and allows us to uncover nuanced perspectives and attitudes on particular aspects of a product, service, or topic. However,…

Computation and Language · Computer Science 2024-09-18 Lingling Xu , Haoran Xie , S. Joe Qin , Fu Lee Wang , Xiaohui Tao

Sentiment analysis, especially for long documents, plausibly requires methods capturing complex linguistics structures. To accommodate this, we propose a novel framework to exploit task-related discourse for the task of sentiment analysis.…

Computation and Language · Computer Science 2020-11-06 Patrick Huber , Giuseppe Carenini

In a conversation or a dialogue process, attention and intention play intrinsic roles. This paper proposes a neural network based approach that models the attention and intention processes. It essentially consists of three recurrent…

Neural and Evolutionary Computing · Computer Science 2015-11-06 Kaisheng Yao , Geoffrey Zweig , Baolin Peng

We introduce a tree-structured attention neural network for sentences and small phrases and apply it to the problem of sentiment classification. Our model expands the current recursive models by incorporating structural information around a…

Computation and Language · Computer Science 2017-01-10 Filippos Kokkinos , Alexandros Potamianos

The datasets most widely used for abusive language detection contain lists of messages, usually tweets, that have been manually judged as abusive or not by one or more annotators, with the annotation performed at message level. In this…

Computation and Language · Computer Science 2021-03-30 Stefano Menini , Alessio Palmero Aprosio , Sara Tonelli

How to generate human like response is one of the most challenging tasks for artificial intelligence. In a real application, after reading the same post different people might write responses with positive or negative sentiment according to…

Machine Learning · Computer Science 2019-05-17 Xiuyu Wu , Yunfang Wu

Emotion recognition is the task of classifying perceived emotions in people. Previous works have utilized various nonverbal cues to extract features from images and correlate them to emotions. Of these cues, situational context is…

Computer Vision and Pattern Recognition · Computer Science 2023-05-08 Willams de Lima Costa , Estefania Talavera Martinez , Lucas Silva Figueiredo , Veronica Teichrieb

We propose a novel two-layered attention network based on Bidirectional Long Short-Term Memory for sentiment analysis. The novel two-layered attention network takes advantage of the external knowledge bases to improve the sentiment…

Computation and Language · Computer Science 2018-06-19 Abhishek Kumar , Daisuke Kawahara , Sadao Kurohashi

When performing Polarity Detection for different words in a sentence, we need to look at the words around to understand the sentiment. Massively pretrained language models like BERT can encode not only just the words in a document but also…

Computation and Language · Computer Science 2020-11-25 Natesh Reddy , Pranaydeep Singh , Muktabh Mayank Srivastava

The automation of extracting argument structures faces a pair of challenges on (1) encoding long-term contexts to facilitate comprehensive understanding, and (2) improving data efficiency since constructing high-quality argument structures…

Computation and Language · Computer Science 2022-04-05 Xinyu Hua , Lu Wang

The state-of-the-art Aspect-based Sentiment Analysis (ABSA) approaches are mainly based on either detecting aspect terms and their corresponding sentiment polarities, or co-extracting aspect and opinion terms. However, the extraction of…

Computation and Language · Computer Science 2020-11-03 Chen Zhang , Qiuchi Li , Dawei Song , Benyou Wang

Learned self-attention functions in state-of-the-art NLP models often correlate with human attention. We investigate whether self-attention in large-scale pre-trained language models is as predictive of human eye fixation patterns during…

Computation and Language · Computer Science 2022-05-23 Stephanie Brandl , Oliver Eberle , Jonas Pilot , Anders Søgaard

We investigate the use of extended context in attention-based neural machine translation. We base our experiments on translated movie subtitles and discuss the effect of increasing the segments beyond single translation units. We study the…

Computation and Language · Computer Science 2017-08-22 Jörg Tiedemann , Yves Scherrer

Aspect-level sentiment classification (ALSC) aims at identifying the sentiment polarity of a specified aspect in a sentence. ALSC is a practical setting in aspect-based sentiment analysis due to no opinion term labeling needed, but it fails…

Computation and Language · Computer Science 2021-09-08 Bo Wang , Tao Shen , Guodong Long , Tianyi Zhou , Yi Chang

Relation extraction (RE) aims to extract the relations between entity names from the textual context. In principle, textual context determines the ground-truth relation and the RE models should be able to correctly identify the relations…

Computation and Language · Computer Science 2024-05-08 Yiwei Wang , Bryan Hooi , Fei Wang , Yujun Cai , Yuxuan Liang , Wenxuan Zhou , Jing Tang , Manjuan Duan , Muhao Chen

The most prominent subtask in emotion analysis is emotion classification; to assign a category to a textual unit, for instance a social media post. Many research questions from the social sciences do, however, not only require the detection…

Computation and Language · Computer Science 2023-07-28 Maximilian Wegge , Roman Klinger

Relation Extraction (RE) aims to extract semantic relationships in texts from given entity pairs, and has achieved significant improvements. However, in different domains, the RE task can be influenced by various factors. For example, in…

Computation and Language · Computer Science 2025-06-17 Jinming Luo , Hailin Wang

Computational models for sarcasm detection have often relied on the content of utterances in isolation. However, speaker's sarcastic intent is not always obvious without additional context. Focusing on social media discussions, we…

Computation and Language · Computer Science 2017-07-21 Debanjan Ghosh , Alexander Richard Fabbri , Smaranda Muresan

Targeted Sentiment Analysis aims to extract sentiment towards a particular target from a given text. It is a field that is attracting attention due to the increasing accessibility of the Internet, which leads people to generate an enormous…

Computation and Language · Computer Science 2022-05-10 M. Melih Mutlu , Arzucan Özgür

Humans' perception system closely monitors audio-visual cues during multiparty interactions to react timely and naturally. Learning to predict timing and type of reaction responses during human-human interactions may help us to enrich…

Human-Computer Interaction · Computer Science 2022-06-23 Ibrahim Shoer , Berker Turker , Engin Erzin