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We present a novel method for mining opinions from text collections using generative language models trained on data collected from different populations. We describe the basic definitions, methodology and a generic algorithm for opinion…

Computation and Language · Computer Science 2023-07-26 Allmin Susaiyah , Abhinay Pandya , Aki Härmä

Opinion mining, also known as sentiment analysis, is a subfield of natural language processing (NLP) that focuses on identifying and extracting subjective information in textual material. This can include determining the overall sentiment…

Computation and Language · Computer Science 2023-08-08 Nour Eddine Zekaoui , Siham Yousfi , Maryem Rhanoui , Mounia Mikram

The task of predicting fine grained user opinion based on spontaneous spoken language is a key problem arising in the development of Computational Agents as well as in the development of social network based opinion miners. Unfortunately,…

Computation and Language · Computer Science 2019-09-11 Alexandre Garcia , Pierre Colombo , Slim Essid , Florence d'Alché-Buc , Chloé Clavel

Automatic argument generation is an appealing but challenging task. In this paper, we study the specific problem of counter-argument generation, and present a novel framework, CANDELA. It consists of a powerful retrieval system and a novel…

Computation and Language · Computer Science 2019-06-11 Xinyu Hua , Zhe Hu , Lu Wang

We propose a scalable method for constructing a temporal opinion knowledge base with large language models (LLMs) as automated annotators. Despite the demonstrated utility of time-series opinion analysis of text for downstream applications…

Computation and Language · Computer Science 2025-09-03 Gaurav Negi , Atul Kr. Ojha , Omnia Zayed , Paul Buitelaar

Reviews contain rich information about product characteristics and user interests and thus are commonly used to boost recommender system performance. Specifically, previous work show that jointly learning to perform review generation…

Information Retrieval · Computer Science 2022-09-13 Zhouhang Xie , Julian McAuley , Bodhisattwa Prasad Majumder

When engaging in argumentative discourse, skilled human debaters tailor claims to the beliefs of the audience, to construct effective arguments. Recently, the field of computational argumentation witnessed extensive effort to address the…

Computation and Language · Computer Science 2021-01-27 Milad Alshomary , Wei-Fan Chen , Timon Gurcke , Henning Wachsmuth

Product-related question answering (QA) is an important but challenging task in E-Commerce. It leads to a great demand on automatic review-driven QA, which aims at providing instant responses towards user-posted questions based on diverse…

Computation and Language · Computer Science 2020-08-31 Yang Deng , Wenxuan Zhang , Wai Lam

In this paper, we propose an end-to-end sentiment-aware conversational agent based on two models: a reply sentiment prediction model, which leverages the context of the dialogue to predict an appropriate sentiment for the agent to express…

Computation and Language · Computer Science 2022-07-26 Isabel Dias , Ricardo Rei , Patrícia Pereira , Luisa Coheur

We study the task of long-form opinion text generation, which faces at least two distinct challenges. First, existing neural generation models fall short of coherence, thus requiring efficient content planning. Second, diverse types of…

Computation and Language · Computer Science 2021-06-03 Xinyu Hua , Ashwin Sreevatsa , Lu Wang

Recent models can generate fluent and grammatical synthetic reviews while accurately predicting user ratings. The generated reviews, expressing users' estimated opinions towards related products, are often viewed as natural language…

Computation and Language · Computer Science 2022-09-29 Zhouhang Xie , Sameer Singh , Julian McAuley , Bodhisattwa Prasad Majumder

Automated fact checking systems have been proposed that quickly provide veracity prediction at scale to mitigate the negative influence of fake news on people and on public opinion. However, most studies focus on veracity classifiers of…

Computation and Language · Computer Science 2022-06-15 Shih-Chieh Dai , Yi-Li Hsu , Aiping Xiong , Lun-Wei Ku

Model selection for a given target task can be costly, as it may entail extensive annotation of the quality of outputs of different models. We introduce DiffUse, an efficient method to make an informed decision between candidate text…

Computation and Language · Computer Science 2024-06-07 Shir Ashury-Tahan , Ariel Gera , Benjamin Sznajder , Leshem Choshen , Liat Ein-Dor , Eyal Shnarch

In the era of rapid Internet and social media platform development, individuals readily share their viewpoints online. The overwhelming quantity of these posts renders comprehensive analysis impractical. This necessitates an efficient…

Computation and Language · Computer Science 2024-09-27 Chung-Chi Chen , Hen-Hsen Huang , Hsin-Hsi Chen , Hiroya Takamura , Ichiro Kobayashi , Yusuke Miyao

A timeline provides one of the most effective ways to visualize the important historical facts that occurred over a period of time, presenting the insights that may not be so apparent from reading the equivalent information in textual form.…

Computation and Language · Computer Science 2022-06-29 Sayantan Adak , Altaf Ahmad , Aditya Basu , Animesh Mukherjee

Textual explanations have proved to help improve user satisfaction on machine-made recommendations. However, current mainstream solutions loosely connect the learning of explanation with the learning of recommendation: for example, they are…

Information Retrieval · Computer Science 2021-01-26 Aobo Yang , Nan Wang , Hongbo Deng , Hongning Wang

Current storytelling systems focus more ongenerating stories with coherent plots regard-less of the narration style, which is impor-tant for controllable text generation. There-fore, we propose a new task, stylized story gen-eration, namely…

Computation and Language · Computer Science 2021-08-20 Xiangzhe Kong , Jialiang Huang , Ziquan Tung , Jian Guan , Minlie Huang

We improve the informativeness of models for conditional text generation using techniques from computational pragmatics. These techniques formulate language production as a game between speakers and listeners, in which a speaker should…

Computation and Language · Computer Science 2019-04-05 Sheng Shen , Daniel Fried , Jacob Andreas , Dan Klein

We hypothesize that optimal system responses emerge from adaptive strategies grounded in causal and counterfactual knowledge. Counterfactual inference allows us to create hypothetical scenarios to examine the effects of alternative system…

Human-Computer Interaction · Computer Science 2025-05-29 Donghuo Zeng , Roberto Legaspi , Yuewen Sun , Xinshuai Dong , Kazushi Ikeda , Peter Spirtes , Kun Zhang

Explanations shed light on a machine learning model's rationales and can aid in identifying deficiencies in its reasoning process. Explanation generation models are typically trained in a supervised way given human explanations. When such…

Machine Learning · Computer Science 2021-09-09 Pepa Atanasova , Jakob Grue Simonsen , Christina Lioma , Isabelle Augenstein
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