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We study approaches to improve fine-grained short answer Question Answering models by integrating coarse-grained data annotated for paragraph-level relevance and show that coarsely annotated data can bring significant performance gains.…

Computation and Language · Computer Science 2018-11-07 Hao Cheng , Ming-Wei Chang , Kenton Lee , Ankur Parikh , Michael Collins , Kristina Toutanova

We study the problem of generating keyphrases that summarize the key points for a given document. While sequence-to-sequence (seq2seq) models have achieved remarkable performance on this task (Meng et al., 2017), model training often relies…

Computation and Language · Computer Science 2019-09-09 Hai Ye , Lu Wang

Recent instruction-finetuned large language models (LMs) have achieved notable performances in various tasks, such as question-answering (QA). However, despite their ability to memorize a vast amount of general knowledge across diverse…

Computation and Language · Computer Science 2023-10-23 Soyeong Jeong , Jinheon Baek , Sukmin Cho , Sung Ju Hwang , Jong C. Park

Prior work in standardized science exams requires support from large text corpus, such as targeted science corpus fromWikipedia or SimpleWikipedia. However, retrieving knowledge from the large corpus is time-consuming and questions embedded…

Artificial Intelligence · Computer Science 2020-04-28 Xinyue Zheng , Peng Wang , Qigang Wang , Zhongchao Shi

We present two new large-scale datasets aimed at evaluating systems designed to comprehend a natural language query and extract its answer from a large corpus of text. The Quasar-S dataset consists of 37000 cloze-style (fill-in-the-gap)…

Computation and Language · Computer Science 2017-08-10 Bhuwan Dhingra , Kathryn Mazaitis , William W. Cohen

In this paper, we present a coarse to fine question answering (CFQA) system based on reinforcement learning which can efficiently processes documents with different lengths by choosing appropriate actions. The system is designed using an…

Computation and Language · Computer Science 2021-06-02 Yu Wang , Hongxia Jin

Question Answering (QA) systems are becoming the inspiring model for the future of search engines. While recently, underlying datasets for QA systems have been promoted from unstructured datasets to structured datasets with highly…

Information Retrieval · Computer Science 2016-02-17 Saeedeh Shekarpour , Denis Lukovnikov , Ashwini Jaya Kumar , Kemele Endris , Kuldeep Singh , Harsh Thakkar , Christoph Lange

Question answering (QA) models often rely on large-scale training datasets, which necessitates the development of a data generation framework to reduce the cost of manual annotations. Although several recent studies have aimed to generate…

Computation and Language · Computer Science 2023-02-07 Seongyun Lee , Hyunjae Kim , Jaewoo Kang

Question Answering (QA) has shown great success thanks to the availability of large-scale datasets and the effectiveness of neural models. Recent research works have attempted to extend these successes to the settings with few or no labeled…

Computation and Language · Computer Science 2020-05-07 Zhongli Li , Wenhui Wang , Li Dong , Furu Wei , Ke Xu

Question answering (QA) using textual sources for purposes such as reading comprehension (RC) has attracted much attention. This study focuses on the task of explainable multi-hop QA, which requires the system to return the answer with…

Computation and Language · Computer Science 2019-05-30 Kosuke Nishida , Kyosuke Nishida , Masaaki Nagata , Atsushi Otsuka , Itsumi Saito , Hisako Asano , Junji Tomita

We propose a novel method for applying Transformer models to extractive question answering (QA) tasks. Recently, pretrained generative sequence-to-sequence (seq2seq) models have achieved great success in question answering. Contributing to…

Computation and Language · Computer Science 2021-10-14 Peng Xu , Davis Liang , Zhiheng Huang , Bing Xiang

State-of-the-art extractive question-answering models achieve superhuman performances on the SQuAD benchmark. Yet, they are unreasonably heavy and need expensive GPU computing to answer questions in a reasonable time. Thus, they cannot be…

Computation and Language · Computer Science 2025-03-11 Sofian Chaybouti , Achraf Saghe , Aymen Shabou

Open-domain question answering (QA) is known to involve several underlying knowledge and reasoning challenges, but are models actually learning such knowledge when trained on benchmark tasks? To investigate this, we introduce several new…

Computation and Language · Computer Science 2020-09-03 Kyle Richardson , Ashish Sabharwal

Existing question answering (QA) systems owe much of their success to large, high-quality training data. Such annotation efforts are costly, and the difficulty compounds in the cross-lingual setting. Therefore, prior cross-lingual QA work…

Computation and Language · Computer Science 2023-10-18 Bryan Li , Chris Callison-Burch

Closed-book question answering (QA) requires a model to directly answer an open-domain question without access to any external knowledge. Prior work on closed-book QA either directly finetunes or prompts a pretrained language model (LM) to…

Computation and Language · Computer Science 2023-04-28 Dan Su , Mostofa Patwary , Shrimai Prabhumoye , Peng Xu , Ryan Prenger , Mohammad Shoeybi , Pascale Fung , Anima Anandkumar , Bryan Catanzaro

This paper addresses the problem of key phrase extraction from sentences. Existing state-of-the-art supervised methods require large amounts of annotated data to achieve good performance and generalization. Collecting labeled data is,…

Computation and Language · Computer Science 2019-04-09 Jue Wang , Ke Chen , Lidan Shou , Sai Wu , Sharad Mehrotra

While there has been substantial progress in text comprehension through simple factoid question answering, more holistic comprehension of a discourse still presents a major challenge (Dunietz et al., 2020). Someone critically reflecting on…

Computation and Language · Computer Science 2022-10-18 Wei-Jen Ko , Cutter Dalton , Mark Simmons , Eliza Fisher , Greg Durrett , Junyi Jessy Li

State-of-the-art question answering (QA) relies upon large amounts of training data for which labeling is time consuming and thus expensive. For this reason, customizing QA systems is challenging. As a remedy, we propose a novel framework…

Computation and Language · Computer Science 2020-11-10 Bernhard Kratzwald , Stefan Feuerriegel , Huan Sun

Existing open-domain question answering (QA) models are not suitable for real-time usage because they need to process several long documents on-demand for every input query. In this paper, we introduce the query-agnostic indexable…

Computation and Language · Computer Science 2019-06-17 Minjoon Seo , Jinhyuk Lee , Tom Kwiatkowski , Ankur P. Parikh , Ali Farhadi , Hannaneh Hajishirzi

In today's digital world, seeking answers to health questions on the Internet is a common practice. However, existing question answering (QA) systems often rely on using pre-selected and annotated evidence documents, thus making them…

Computation and Language · Computer Science 2024-04-15 Juraj Vladika , Florian Matthes