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相关论文: QuASE: Question-Answer Driven Sentence Encoding

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Pre-trained language models have recently contributed to significant advances in NLP tasks. Recently, multi-modal versions of BERT have been developed, using heavy pre-training relying on vast corpora of aligned textual and image data,…

计算与语言 · 计算机科学 2020-12-17 Thomas Scialom , Patrick Bordes , Paul-Alexis Dray , Jacopo Staiano , Patrick Gallinari

Recent studies on open-domain question answering have achieved prominent performance improvement using pre-trained language models such as BERT. State-of-the-art approaches typically follow the "retrieve and read" pipeline and employ…

计算与语言 · 计算机科学 2020-03-02 Yuyu Zhang , Ping Nie , Xiubo Geng , Arun Ramamurthy , Le Song , Daxin Jiang

Chart question answering (CQA) is a task used for assessing chart comprehension, which is fundamentally different from understanding natural images. CQA requires analyzing the relationships between the textual and the visual components of a…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Matan Levy , Rami Ben-Ari , Dani Lischinski

Without labeled question-answer pairs for necessary training, unsupervised commonsense question-answering (QA) appears to be extremely challenging due to its indispensable unique prerequisite on commonsense source like knowledge bases…

计算与语言 · 计算机科学 2022-09-14 Jiawei Wang , Hai Zhao

Question Generation (QG) is the task of generating a plausible question for a given <passage, answer> pair. Template-based QG uses linguistically-informed heuristics to transform declarative sentences into interrogatives, whereas supervised…

计算与语言 · 计算机科学 2021-09-17 Chenyang Lyu , Lifeng Shang , Yvette Graham , Jennifer Foster , Xin Jiang , Qun Liu

We introduce ASQ, a tool to automatically mine questions and answers from a sentence using the Abstract Meaning Representation (AMR). Previous work has used question-answer pairs to specify the predicate-argument structure of a sentence…

计算与语言 · 计算机科学 2021-08-24 Geetanjali Rakshit , Jeffrey Flanigan

Question Answering System (QAS) is used for information retrieval and natural language processing (NLP) to reduce human effort. There are numerous QAS based on the user documents present today, but they all are limited to providing…

计算与语言 · 计算机科学 2017-01-02 Ahlam Ansari , Moonish Maknojia , Altamash Shaikh

Text-based Question Generation (QG) aims at generating natural and relevant questions that can be answered by a given answer in some context. Existing QG models suffer from a "semantic drift" problem, i.e., the semantics of the…

计算与语言 · 计算机科学 2019-09-16 Shiyue Zhang , Mohit Bansal

Using a single model across various tasks is beneficial for training and applying deep neural sequence models. We address the problem of developing generalist representations of text that can be used to perform a range of different tasks…

计算与语言 · 计算机科学 2022-12-06 Zhaozhen Xu , Nello Cristianini

Recent studies on Knowledge Base Question Answering (KBQA) have shown great progress on this task via better question understanding. Previous works for encoding questions mainly focus on the word sequences, but seldom consider the…

计算与语言 · 计算机科学 2021-07-19 Pengju Zhang , Yonghui Jia , Muhua Zhu , Wenliang Chen , Min Zhang

We present models for encoding sentences into embedding vectors that specifically target transfer learning to other NLP tasks. The models are efficient and result in accurate performance on diverse transfer tasks. Two variants of the…

A fundamental ability of humans is to utilize commonsense knowledge in language understanding and question answering. In recent years, many knowledge-enhanced Commonsense Question Answering (CQA) approaches have been proposed. However, it…

计算与语言 · 计算机科学 2021-01-06 Ning Bian , Xianpei Han , Bo Chen , Le Sun

Knowledge base question answering (KBQA)is an important task in Natural Language Processing. Existing approaches face significant challenges including complex question understanding, necessity for reasoning, and lack of large end-to-end…

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…

计算与语言 · 计算机科学 2019-11-28 Ting-Rui Chiang , Hao-Tong Ye , Yun-Nung Chen

Complex question-answering (CQA) involves answering complex natural-language questions on a knowledge base (KB). However, the conventional neural program induction (NPI) approach exhibits uneven performance when the questions have different…

计算与语言 · 计算机科学 2020-11-02 Yuncheng Hua , Yuan-Fang Li , Gholamreza Haffari , Guilin Qi , Tongtong Wu

We propose a practical instant question answering (QA) system on product pages of ecommerce services, where for each user query, relevant community question answer (CQA) pairs are retrieved. User queries and CQA pairs differ significantly…

机器学习 · 计算机科学 2021-04-08 Happy Mittal , Aniket Chakrabarti , Belhassen Bayar , Animesh Anant Sharma , Nikhil Rasiwasia

Deep Semantic Matching is a crucial component in various natural language processing applications such as question and answering (QA), where an input query is compared to each candidate question in a QA corpus in terms of relevance.…

计算与语言 · 计算机科学 2020-03-26 Changyu Miao , Zhen Cao , Yik-Cheung Tam

Vision-Language (VL) models have gained significant research focus, enabling remarkable advances in multimodal reasoning. These architectures typically comprise a vision encoder, a Large Language Model (LLM), and a projection module that…

计算机视觉与模式识别 · 计算机科学 2024-02-09 Roy Ganz , Yair Kittenplon , Aviad Aberdam , Elad Ben Avraham , Oren Nuriel , Shai Mazor , Ron Litman

Answering questions is a primary goal of many conversational systems or search products. While most current systems have focused on answering questions against structured databases or curated knowledge graphs, on-line community forums or…

计算与语言 · 计算机科学 2019-11-11 Alexandre Rochette , Yadollah Yaghoobzadeh , Timothy J. Hazen

Existing datasets for natural language inference (NLI) have propelled research on language understanding. We propose a new method for automatically deriving NLI datasets from the growing abundance of large-scale question answering datasets.…

计算与语言 · 计算机科学 2018-09-12 Dorottya Demszky , Kelvin Guu , Percy Liang