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After more than two years since the beginning of the COVID-19 pandemic, the pressure of this crisis continues to devastate globally. The use of chest X-ray (CXR) imaging as a complementary screening strategy to RT-PCR testing is not only…

Image and Video Processing · Electrical Eng. & Systems 2022-11-22 Maya Pavlova , Tia Tuinstra , Hossein Aboutalebi , Andy Zhao , Hayden Gunraj , Alexander Wong

Question answering (QA) aims to understand questions and find appropriate answers. In real-world QA systems, Frequently Asked Question (FAQ) based QA is usually a practical and effective solution, especially for some complicated questions…

Computation and Language · Computer Science 2020-10-23 Ruobing Xie , Yanan Lu , Fen Lin , Leyu Lin

Questions asked by humans during a conversation often contain contextual dependencies, i.e., explicit or implicit references to previous dialogue turns. These dependencies take the form of coreferences (e.g., via pronoun use) or ellipses,…

Computation and Language · Computer Science 2022-07-08 Quentin Brabant , Gwenole Lecorve , Lina M. Rojas-Barahona

Despite recent advances in large language models (LLMs), most QA benchmarks are still confined to single-paragraph or single-document settings, failing to capture the complexity of real-world information-seeking tasks. Practical QA often…

Computation and Language · Computer Science 2025-08-25 Jiwon Park , Seohyun Pyeon , Jinwoo Kim , Rina Carines Cabal , Yihao Ding , Soyeon Caren Han

We present ModelTables, a benchmark of tables in Model Lakes that captures the structured semantics of performance and configuration tables often overlooked by text only retrieval. The corpus is built from Hugging Face model cards, GitHub…

Databases · Computer Science 2025-12-19 Zhengyuan Dong , Victor Zhong , Renée J. Miller

What are the latent questions on some textual data? In this work, we investigate using question generation models for exploring a collection of documents. Our method, dubbed corpus2question, consists of applying a pre-trained question…

Information Retrieval · Computer Science 2020-09-22 Gabriela Surita , Rodrigo Nogueira , Roberto Lotufo

Fact-checking-specific search tools such as Google Fact Check are a promising way to combat misinformation on social media, especially during events bringing significant social influence, such as the COVID-19 pandemic and the U.S.…

Social and Information Networks · Computer Science 2025-05-27 Qiangeng Yang , Tess Christensen , Shlok Gilda , Juliana Fernandes , Daniela Oliveira , Ronald Wilson , Damon Woodard

With a lot of work about context-free question answering systems, there is an emerging trend of conversational question answering models in the natural language processing field. Thanks to the recently collected datasets, including QuAC and…

Computation and Language · Computer Science 2019-11-28 Ting-Rui Chiang , Hao-Tong Ye , Yun-Nung Chen

As the COVID-19 outbreak continues to spread throughout the world, more and more information about the pandemic has been shared publicly on social media. For example, there are a huge number of COVID-19 English Tweets daily on Twitter.…

Computation and Language · Computer Science 2020-09-01 Anh Tuan Nguyen

Privacy policy documents are long and verbose. A question answering (QA) system can assist users in finding the information that is relevant and important to them. Prior studies in this domain frame the QA task as retrieving the most…

Computation and Language · Computer Science 2020-10-07 Wasi Uddin Ahmad , Jianfeng Chi , Yuan Tian , Kai-Wei Chang

While conversing with chatbots, humans typically tend to ask many questions, a significant portion of which can be answered by referring to large-scale knowledge graphs (KG). While Question Answering (QA) and dialog systems have been…

Computation and Language · Computer Science 2018-10-05 Amrita Saha , Vardaan Pahuja , Mitesh M. Khapra , Karthik Sankaranarayanan , Sarath Chandar

Question Answering (QA) is a task in which a machine understands a given document and a question to find an answer. Despite impressive progress in the NLP area, QA is still a challenging problem, especially for non-English languages due to…

Computation and Language · Computer Science 2022-02-04 ByungHoon So , Kyuhong Byun , Kyungwon Kang , Seongjin Cho

As the coronavirus disease 2019 (COVID-19) continues to be a global pandemic, policy makers have enacted and reversed non-pharmaceutical interventions with various levels of restrictions to limit its spread. Data driven approaches that…

The UK COVID-19 Vocal Audio Dataset is designed for the training and evaluation of machine learning models that classify SARS-CoV-2 infection status or associated respiratory symptoms using vocal audio. The UK Health Security Agency…

Timely access to accurate scientific literature in the battle with the ongoing COVID-19 pandemic is critical. This unprecedented public health risk has motivated research towards understanding the disease in general, identifying drugs to…

This report describes the participation of two Danish universities, University of Copenhagen and Aalborg University, in the international search engine competition on COVID-19 (the 2020 TREC-COVID Challenge) organised by the U.S. National…

In this paper, we propose a real-time robot-based auxiliary system for risk evaluation of COVID-19 infection. It combines real-time speech recognition, temperature measurement, keyword detection, cough detection and other functions in order…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-19 Wenqi Wei , Jianzong Wang , Jiteng Ma , Ning Cheng , Jing Xiao

Along with the COVID-19 pandemic, an "infodemic" of false and misleading information has emerged and has complicated the COVID-19 response efforts. Social networking sites such as Facebook and Twitter have contributed largely to the spread…

Computation and Language · Computer Science 2021-05-10 Mohamed Seghir Hadj Ameur , Hassina Aliane

Deep learning models for COVID-19 detection from chest CT scans generally perform well when the training and test data originate from the same institution, but they often struggle when scans are drawn from multiple centres with differing…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Asmita Yuki Pritha , Jason Xu , Daniel Ding , Justin Li , Aryana Hou , Xin Wang , Shu Hu

We present a deep learning based automatic cough classifier which can discriminate tuberculosis (TB) coughs from COVID-19 coughs and healthy coughs. Both TB and COVID-19 are respiratory diseases, contagious, have cough as a predominant…

Machine Learning · Computer Science 2022-09-13 Madhurananda Pahar , Marisa Klopper , Byron Reeve , Rob Warren , Grant Theron , Andreas Diacon , Thomas Niesler