English
Related papers

Related papers: Open Domain Question Answering Using Web Tables

200 papers

Open-domain table question answering aims to provide answers to a question by retrieving and extracting information from a large collection of tables. Existing studies of open-domain table QA either directly adopt text retrieval methods or…

Computation and Language · Computer Science 2023-09-20 Nengzheng Jin , Dongfang Li , Junying Chen , Joanna Siebert , Qingcai Chen

In this paper, we describe a dataset and baseline result for a question answering that utilizes web tables. It contains commonly asked questions on the web and their corresponding answers found in tables on websites. Our dataset is novel in…

Computation and Language · Computer Science 2019-04-17 Bhavya Karki , Fan Hu , Nithin Haridas , Suhail Barot , Zihua Liu , Lucile Callebert , Matthias Grabmair , Anthony Tomasic

Recent advances in open-domain QA have led to strong models based on dense retrieval, but only focused on retrieving textual passages. In this work, we tackle open-domain QA over tables for the first time, and show that retrieval can be…

Computation and Language · Computer Science 2021-06-10 Jonathan Herzig , Thomas Müller , Syrine Krichene , Julian Martin Eisenschlos

Open Domain Question Answering (QA) is evolving from complex pipelined systems to end-to-end deep neural networks. Specialized neural models have been developed for extracting answers from either text alone or Knowledge Bases (KBs) alone.…

Computation and Language · Computer Science 2018-09-05 Haitian Sun , Bhuwan Dhingra , Manzil Zaheer , Kathryn Mazaitis , Ruslan Salakhutdinov , William W. Cohen

Question Answering (QA) is increasingly used by search engines to provide results to their end-users, yet very few websites currently use QA technologies for their search functionality. To illustrate the potential of QA technologies for the…

Computation and Language · Computer Science 2024-01-18 Kunpeng Guo , Clement Defretiere , Dennis Diefenbach , Christophe Gravier , Antoine Gourru

Open-domain question answering (QA) aims to find the answer to a question from a large collection of documents.Though many models for single-document machine comprehension have achieved strong performance, there is still much room for…

Computation and Language · Computer Science 2020-06-11 Mantong Zhou , Zhouxing Shi , Minlie Huang , Xiaoyan Zhu

We present the design of a structured search engine which returns a multi-column table in response to a query consisting of keywords describing each of its columns. We answer such queries by exploiting the millions of tables on the Web…

Databases · Computer Science 2017-07-07 Rakesh Pimplikar , Sunita Sarawagi

Despite recent interest in open domain question answering (ODQA) over tables, many studies still rely on datasets that are not truly optimal for the task with respect to utilizing structural nature of table. These datasets assume answers…

Computation and Language · Computer Science 2023-05-15 Sunjun Kweon , Yeonsu Kwon , Seonhee Cho , Yohan Jo , Edward Choi

In open question answering (QA), the answer to a question is produced by retrieving and then analyzing documents that might contain answers to the question. Most open QA systems have considered only retrieving information from unstructured…

Computation and Language · Computer Science 2021-02-11 Wenhu Chen , Ming-Wei Chang , Eva Schlinger , William Wang , William W. Cohen

Factoid question answering (QA) has recently benefited from the development of deep learning (DL) systems. Neural network models outperform traditional approaches in domains where large datasets exist, such as SQuAD (ca. 100,000 questions)…

Computation and Language · Computer Science 2017-06-16 Georg Wiese , Dirk Weissenborn , Mariana Neves

The abundant semi-structured data on the Web, such as HTML-based tables and lists, provide commercial search engines a rich information source for question answering (QA). Different from plain text passages in Web documents, Web tables and…

Computation and Language · Computer Science 2020-10-15 Xingyao Zhang , Linjun Shou , Jian Pei , Ming Gong , Lijie Wen , Daxin Jiang

Open-domain question answering (QA) is the tasl of identifying answers to natural questions from a large corpus of documents. The typical open-domain QA system starts with information retrieval to select a subset of documents from the…

Computation and Language · Computer Science 2020-09-03 Sina J. Semnani , Manish Pandey

Table Question Answering (Table QA) refers to providing precise answers from tables to answer a user's question. In recent years, there have been a lot of works on table QA, but there is a lack of comprehensive surveys on this research…

Computation and Language · Computer Science 2022-07-13 Nengzheng Jin , Joanna Siebert , Dongfang Li , Qingcai Chen

Answering questions related to the legal domain is a complex task, primarily due to the intricate nature and diverse range of legal document systems. Providing an accurate answer to a legal query typically necessitates specialized knowledge…

Computation and Language · Computer Science 2023-09-18 Abdelrahman Abdallah , Bhawna Piryani , Adam Jatowt

We introduce Talk to Papers, which exploits the recent open-domain question answering (QA) techniques to improve the current experience of academic search. It's designed to enable researchers to use natural language queries to find precise…

Computation and Language · Computer Science 2020-05-25 Tianchang Zhao , Kyusong Lee

We introduce an approach for open-domain question answering (QA) that retrieves and reads a passage graph, where vertices are passages of text and edges represent relationships that are derived from an external knowledge base or…

Computation and Language · Computer Science 2020-04-14 Sewon Min , Danqi Chen , Luke Zettlemoyer , Hannaneh Hajishirzi

While there has been substantial progress in factoid question-answering (QA), answering complex questions remains challenging, typically requiring both a large body of knowledge and inference techniques. Open Information Extraction (Open…

Artificial Intelligence · Computer Science 2017-04-20 Tushar Khot , Ashish Sabharwal , Peter Clark

We apply a general deep learning framework to address the non-factoid question answering task. Our approach does not rely on any linguistic tools and can be applied to different languages or domains. Various architectures are presented and…

Computation and Language · Computer Science 2015-10-05 Minwei Feng , Bing Xiang , Michael R. Glass , Lidan Wang , Bowen Zhou

This paper explores domain adaptation for enabling question answering (QA) systems to answer questions posed against documents in new specialized domains. Current QA systems using deep neural network (DNN) technology have proven effective…

Computation and Language · Computer Science 2019-11-11 Timothy J. Hazen , Shehzaad Dhuliawala , Daniel Boies

Text-based Question Answering (QA) is a challenging task which aims at finding short concrete answers for users' questions. This line of research has been widely studied with information retrieval techniques and has received increasing…

Information Retrieval · Computer Science 2020-05-28 Zahra Abbasiantaeb , Saeedeh Momtazi
‹ Prev 1 2 3 10 Next ›