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Related papers: Open-Domain Question Answering Goes Conversational…

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Conversational question answering (QA) requires the ability to correctly interpret a question in the context of previous conversation turns. We address the conversational QA task by decomposing it into question rewriting and question…

Information Retrieval · Computer Science 2020-10-26 Svitlana Vakulenko , Shayne Longpre , Zhucheng Tu , Raviteja Anantha

Users often fail to formulate their complex information needs in a single query. As a consequence, they may need to scan multiple result pages or reformulate their queries, which may be a frustrating experience. Alternatively, systems can…

Computation and Language · Computer Science 2019-07-16 Mohammad Aliannejadi , Hamed Zamani , Fabio Crestani , W. Bruce Croft

The dependency between an adequate question formulation and correct answer selection is a very intriguing but still underexplored area. In this paper, we show that question rewriting (QR) of the conversational context allows to shed more…

Computation and Language · Computer Science 2022-02-04 Svitlana Vakulenko , Shayne Longpre , Zhucheng Tu , Raviteja Anantha

Open-domain question answering (QA) is an important problem in AI and NLP that is emerging as a bellwether for progress on the generalizability of AI methods and techniques. Much of the progress in open-domain QA systems has been realized…

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

Retrieval question answering (ReQA) is the task of retrieving a sentence-level answer to a question from an open corpus (Ahmad et al.,2019).This paper presents MultiReQA, anew multi-domain ReQA evaluation suite com-posed of eight retrieval…

Computation and Language · Computer Science 2020-05-07 Mandy Guo , Yinfei Yang , Daniel Cer , Qinlan Shen , Noah Constant

We present a large-scale dataset for the task of rewriting an ill-formed natural language question to a well-formed one. Our multi-domain question rewriting MQR dataset is constructed from human contributed Stack Exchange question edit…

Computation and Language · Computer Science 2019-11-22 Zewei Chu , Mingda Chen , Jing Chen , Miaosen Wang , Kevin Gimpel , Manaal Faruqui , Xiance Si

Question rewriting (QR) is a subtask of conversational question answering (CQA) aiming to ease the challenges of understanding dependencies among dialogue history by reformulating questions in a self-contained form. Despite seeming…

Computation and Language · Computer Science 2022-04-14 Etsuko Ishii , Yan Xu , Samuel Cahyawijaya , Bryan Wilie

In conversational QA, models have to leverage information in previous turns to answer upcoming questions. Current approaches, such as Question Rewriting, struggle to extract relevant information as the conversation unwinds. We introduce the…

Computation and Language · Computer Science 2022-04-11 Marco Del Tredici , Xiaoyu Shen , Gianni Barlacchi , Bill Byrne , Adrià de Gispert

Conversational Question Answering (CQA) aims to answer questions contained within dialogues, which are not easily interpretable without context. Developing a model to rewrite conversational questions into self-contained ones is an emerging…

Computation and Language · Computer Science 2022-11-02 Zhiyu Chen , Jie Zhao , Anjie Fang , Besnik Fetahu , Oleg Rokhlenko , Shervin Malmasi

Compared to standard retrieval tasks, passage retrieval for conversational question answering (CQA) poses new challenges in understanding the current user question, as each question needs to be interpreted within the dialogue context.…

Computation and Language · Computer Science 2022-10-31 Zeqiu Wu , Yi Luan , Hannah Rashkin , David Reitter , Hannaneh Hajishirzi , Mari Ostendorf , Gaurav Singh Tomar

We present QuAC, a dataset for Question Answering in Context that contains 14K information-seeking QA dialogs (100K questions in total). The dialogs involve two crowd workers: (1) a student who poses a sequence of freeform questions to…

Computation and Language · Computer Science 2018-08-29 Eunsol Choi , He He , Mohit Iyyer , Mark Yatskar , Wen-tau Yih , Yejin Choi , Percy Liang , Luke Zettlemoyer

Humans gather information by engaging in conversations involving a series of interconnected questions and answers. For machines to assist in information gathering, it is therefore essential to enable them to answer conversational questions.…

Computation and Language · Computer Science 2019-04-02 Siva Reddy , Danqi Chen , Christopher D. Manning

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

In a conversational question answering scenario, a questioner seeks to extract information about a topic through a series of interdependent questions and answers. As the conversation progresses, they may switch to related topics, a…

Computation and Language · Computer Science 2022-02-22 Vaibhav Adlakha , Shehzaad Dhuliawala , Kaheer Suleman , Harm de Vries , Siva Reddy

We present Contextual Query Rewrite (CQR) a dataset for multi-domain task-oriented spoken dialogue systems that is an extension of the Stanford dialog corpus (Eric et al., 2017a). While previous approaches have addressed the issue of…

Computation and Language · Computer Science 2019-04-02 Michael Regan , Pushpendre Rastogi , Arpit Gupta , Lambert Mathias

This paper introduces QAConv, a new question answering (QA) dataset that uses conversations as a knowledge source. We focus on informative conversations, including business emails, panel discussions, and work channels. Unlike open-domain…

Computation and Language · Computer Science 2022-04-18 Chien-Sheng Wu , Andrea Madotto , Wenhao Liu , Pascale Fung , Caiming Xiong

The goal of this work is to build conversational Question Answering (QA) interfaces for the large body of domain-specific information available in FAQ sites. We present DoQA, a dataset with 2,437 dialogues and 10,917 QA pairs. The dialogues…

Computation and Language · Computer Science 2020-09-08 Jon Ander Campos , Arantxa Otegi , Aitor Soroa , Jan Deriu , Mark Cieliebak , Eneko Agirre

Query rewriting plays a vital role in enhancing conversational search by transforming context-dependent user queries into standalone forms. Existing approaches primarily leverage human-rewritten queries as labels to train query rewriting…

Human-Computer Interaction · Computer Science 2023-10-19 Fanghua Ye , Meng Fang , Shenghui Li , Emine Yilmaz

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
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