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Visual Sentiment Analysis aims to understand how images affect people, in terms of evoked emotions. Although this field is rather new, a broad range of techniques have been developed for various data sources and problems, resulting in a…

Computer Vision and Pattern Recognition · Computer Science 2020-05-19 Alessandro Ortis , Giovanni Maria Farinella , Sebastiano Battiato

For monitoring crises, political events are extracted from the news. The large amount of unstructured full-text event descriptions makes a case-by-case analysis unmanageable, particularly for low-resource humanitarian aid organizations.…

Computation and Language · Computer Science 2023-05-08 Clément Lefebvre , Niklas Stoehr

In the following writing we discuss a conceptual framework for representing events and scenarios from the perspective of a novel form of causal analysis. This causal analysis is applied to the events and scenarios so as to determine…

Artificial Intelligence · Computer Science 2018-07-06 Anton Kolonin

Structured Sentiment Analysis (SSA) was cast as a problem of bi-lexical dependency graph parsing by prior studies. Multiple formulations have been proposed to construct the graph, which share several intrinsic drawbacks: (1) The internal…

Computation and Language · Computer Science 2024-07-09 Chengjie Zhou , Bobo Li , Hao Fei , Fei Li , Chong Teng , Donghong Ji

In this paper, we explore the use of pre-trained language models to learn sentiment information of written texts for speech sentiment analysis. First, we investigate how useful a pre-trained language model would be in a 2-step pipeline…

Computation and Language · Computer Science 2021-06-15 Suwon Shon , Pablo Brusco , Jing Pan , Kyu J. Han , Shinji Watanabe

Document-level Sentiment Analysis (DSA) is more challenging due to vague semantic links and complicate sentiment information. Recent works have been devoted to leveraging text summarization and have achieved promising results. However,…

Computation and Language · Computer Science 2022-09-08 Lingwei Wei , Dou Hu , Wei Zhou , Xuehai Tang , Xiaodan Zhang , Xin Wang , Jizhong Han , Songlin Hu

As an essential task in information extraction (IE), Event-Event Causal Relation Extraction (ECRE) aims to identify and classify the causal relationships between event mentions in natural language texts. However, existing research on ECRE…

Computation and Language · Computer Science 2024-10-08 Zimu Wang , Lei Xia , Wei Wang , Xinya Du

We present a statistical parsing framework for sentence-level sentiment classification in this article. Unlike previous works that employ syntactic parsing results for sentiment analysis, we develop a statistical parser to directly analyze…

Computation and Language · Computer Science 2015-03-06 Li Dong , Furu Wei , Shujie Liu , Ming Zhou , Ke Xu

Sentiment analysis is a very important natural language processing activity in which one identifies the polarity of a text, whether it conveys positive, negative, or neutral sentiment. Along with the growth of social media and the Internet,…

Computation and Language · Computer Science 2025-09-30 Meysam Shirdel Bilehsavar , Negin Mahmoudi , Mohammad Jalili Torkamani , Kiana Kiashemshaki

Citation sentimet analysis is one of the little studied tasks for scientometric analysis. For citation analysis, we developed eight datasets comprising citation sentences, which are manually annotated by us into three sentiment polarities…

Computation and Language · Computer Science 2020-05-12 Vishal Vyas , Kumar Ravi , Vadlamani Ravi , V. Uma , Srirangaraj Setlur , Venu Govindaraju

We propose SentiBERT, a variant of BERT that effectively captures compositional sentiment semantics. The model incorporates contextualized representation with binary constituency parse tree to capture semantic composition. Comprehensive…

Computation and Language · Computer Science 2020-05-22 Da Yin , Tao Meng , Kai-Wei Chang

Sentiment analysis (SA) has become an extensive research area in recent years impacting diverse fields including ecommerce, consumer business, and politics, driven by increasing adoption and usage of social media platforms. It is…

Computation and Language · Computer Science 2021-06-03 Sarojadevi Palani , Prabhu Rajagopal , Sidharth Pancholi

Researchers and financial professionals require robust computerized tools that allow users to rapidly operationalize and assess the semantic textual content in financial news. However, existing methods commonly work at the document-level…

Information Retrieval · Computer Science 2019-01-03 Bernhard Lutz , Nicolas Pröllochs , Dirk Neumann

Induction of common sense knowledge about prototypical sequences of events has recently received much attention. Instead of inducing this knowledge in the form of graphs, as in much of the previous work, in our method, distributed…

Machine Learning · Computer Science 2017-02-13 Ashutosh Modi , Ivan Titov

For the task of conversation emotion recognition, recent works focus on speaker relationship modeling but ignore the role of utterance's emotional tendency.In this paper, we propose a new expression paradigm of sentence-level emotion…

Computation and Language · Computer Science 2021-12-23 Zaijing Li , Fengxiao Tang , Tieyu Sun , Yusen Zhu , Ming Zhao

Sentiment Analysis Systems (SASs) are data-driven Artificial Intelligence (AI) systems that, given a piece of text, assign one or more numbers conveying the polarity and emotional intensity expressed in the input. Like other automatic…

Artificial Intelligence · Computer Science 2023-02-07 Kausik Lakkaraju , Biplav Srivastava , Marco Valtorta

Interpretability remains a key difficulty in sentiment analysis with Large Language Models (LLMs), particularly in high-stakes applications where it is crucial to comprehend the rationale behind forecasts. This research addressed this by…

Computation and Language · Computer Science 2025-03-18 Thivya Thogesan , Anupiya Nugaliyadde , Kok Wai Wong

Sentiment analysis can provide a suitable lead for the tools used in software engineering along with the API recommendation systems and relevant libraries to be used. In this context, the existing tools like SentiCR, SentiStrength-SE, etc.…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Himanshu Batra , Narinder Singh Punn , Sanjay Kumar Sonbhadra , Sonali Agarwal

Process mining focuses on the analysis of recorded event data in order to gain insights about the true execution of business processes. While foundational process mining techniques treat such data as sequences of abstract events, more…

Computation and Language · Computer Science 2021-03-23 Adrian Rebmann , Han van der Aa

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…

Computation and Language · Computer Science 2025-10-14 Md. Mithun Hossain , Sanjara , Md. Shakil Hossain , Sudipto Chaki