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Machine learning about language can be improved by supplying it with specific knowledge and sources of external information. We present here a new version of the linked open data resource ConceptNet that is particularly well suited to be…

Computation and Language · Computer Science 2018-12-12 Robyn Speer , Joshua Chin , Catherine Havasi

We propose a principle for exploring context in machine learning models. Starting with a simple assumption that each observation may or may not depend on its context, a conditional probability distribution is decomposed into two parts:…

Machine Learning · Computer Science 2019-01-23 Yun Zeng

Sentiment-aware intelligent systems are essential to a wide array of applications. These systems are driven by language models which broadly fall into two paradigms: Lexicon-based and contextual. Although recent contextual models are…

While contextualized word embeddings have been a de-facto standard, learning contextualized phrase embeddings is less explored and being hindered by the lack of a human-annotated benchmark that tests machine understanding of phrase…

Computation and Language · Computer Science 2023-02-03 Thang M. Pham , Seunghyun Yoon , Trung Bui , Anh Nguyen

Ideological divisions in the United States have become increasingly prominent in daily communication. Accordingly, there has been much research on political polarization, including many recent efforts that take a computational perspective.…

Social and Information Networks · Computer Science 2023-03-20 Zhiping Xiao , Jeffrey Zhu , Yining Wang , Pei Zhou , Wen Hong Lam , Mason A. Porter , Yizhou Sun

State-of-the-art pretrained contextualized models (PCM) eg. BERT use tasks such as WiC and WSD to evaluate their word-in-context representations. This inherently assumes that performance in these tasks reflect how well a model represents…

Computation and Language · Computer Science 2022-12-09 Qianchu Liu , Diana McCarthy , Anna Korhonen

Prominent applications of sentiment analysis are countless, covering areas such as marketing, customer service and communication. The conventional bag-of-words approach for measuring sentiment merely counts term frequencies; however, it…

Computation and Language · Computer Science 2018-10-08 Mathias Kraus , Stefan Feuerriegel

Rapid increase in internet users along with growing power of online review sites and social media has given birth to sentiment analysis or opinion mining, which aims at determining what other people think and comment. Sentiments or Opinions…

Computation and Language · Computer Science 2016-07-12 Aurangzeb khan , Khairullah khan , Shakeel Ahmad , Fazal Masood Kundi , Irum Tareen , Muhammad Zubair Asghar

Resolution of lexical ambiguity, commonly termed ``word sense disambiguation'', is expected to improve the analytical accuracy for tasks which are sensitive to lexical semantics. Such tasks include machine translation, information…

cmp-lg · Computer Science 2007-05-23 Atsushi Fujii

Sentiment classification, a complex task in natural language processing, becomes even more challenging when analyzing passages with multiple conflicting tones. Typically, longer passages exacerbate this issue, leading to decreased model…

Machine Learning · Computer Science 2025-05-13 Jan Kościałkowski , Paweł Marcinkowski

Automated sentiment analysis and opinion mining is a complex process concerning the extraction of useful subjective information from text. The explosion of user generated content on the Web, especially the fact that millions of users, on a…

Humor is a natural and fundamental component of human interactions. When correctly applied, humor allows us to express thoughts and feelings conveniently and effectively, increasing interpersonal affection, likeability, and trust. However,…

Computation and Language · Computer Science 2020-11-25 Felipe Godoy

Inferring contextually-relevant and diverse commonsense to understand narratives remains challenging for knowledge models. In this work, we develop a series of knowledge models, DiffuCOMET, that leverage diffusion to learn to reconstruct…

Computation and Language · Computer Science 2024-10-02 Silin Gao , Mete Ismayilzada , Mengjie Zhao , Hiromi Wakaki , Yuki Mitsufuji , Antoine Bosselut

Document-level translation models are usually evaluated using general metrics such as BLEU, which are not informative about the benefits of context. Current work on context-aware evaluation, such as contrastive methods, only measure…

Computation and Language · Computer Science 2024-02-05 Wafaa Mohammed , Vlad Niculae

Statistical topic models provide a general data-driven framework for automated discovery of high-level knowledge from large collections of text documents. While topic models can potentially discover a broad range of themes in a data set,…

Artificial Intelligence · Computer Science 2008-08-08 Chaitanya Chemudugunta , Padhraic Smyth , Mark Steyvers

Growing polarization of the news media has been blamed for fanning disagreement, controversy and even violence. Early identification of polarized topics is thus an urgent matter that can help mitigate conflict. However, accurate measurement…

Computation and Language · Computer Science 2021-09-14 Zihao He , Negar Mokhberian , Antonio Camara , Andres Abeliuk , Kristina Lerman

The impact of culture in visual emotion perception has recently captured the attention of multimedia research. In this study, we pro- vide powerful computational linguistics tools to explore, retrieve and browse a dataset of 16K…

Computation and Language · Computer Science 2016-06-09 Nikolaos Pappas , Miriam Redi , Mercan Topkara , Brendan Jou , Hongyi Liu , Tao Chen , Shih-Fu Chang

Web users produce more and more documents expressing opinions. Because these have become important resources for customers and manufacturers, many have focused on them. Opinions are often expressed through adjectives with positive or…

Computation and Language · Computer Science 2012-11-20 Ae-Lim Ahn , Éric Laporte , Jee-Sun Nam

After the COVID-19 pandemic caused internet usage to grow by 70%, there has been an increased number of people all across the world using social media. Applications like Twitter, Meta Threads, YouTube, and Reddit have become increasingly…

Computation and Language · Computer Science 2023-11-01 Anthony Olakangil , Cindy Wang , Justin Nguyen , Qunbo Zhou , Kaavya Jethwa , Jason Li , Aryan Narendra , Nishk Patel , Arjun Rajaram

Aspect-based sentiment analysis (ABSA) is an emerging fine-grained sentiment analysis task that aims to extract aspects, classify corresponding sentiment polarities and find opinions as the causes of sentiment. The latest research tends to…

Computation and Language · Computer Science 2021-09-20 Chengxi Li , Feiyu Gao , Jiajun Bu , Lu Xu , Xiang Chen , Yu Gu , Zirui Shao , Qi Zheng , Ningyu Zhang , Yongpan Wang , Zhi Yu