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We propose a general framework called Text Modular Networks(TMNs) for building interpretable systems that learn to solve complex tasks by decomposing them into simpler ones solvable by existing models. To ensure solvability of simpler…

计算与语言 · 计算机科学 2021-04-14 Tushar Khot , Daniel Khashabi , Kyle Richardson , Peter Clark , Ashish Sabharwal

Community question answering (CQA) gains increasing popularity in both academy and industry recently. However, the redundancy and lengthiness issues of crowdsourced answers limit the performance of answer selection and lead to reading…

计算与语言 · 计算机科学 2019-11-25 Yang Deng , Wai Lam , Yuexiang Xie , Daoyuan Chen , Yaliang Li , Min Yang , Ying Shen

Recognizing relations between entities is a pivotal task of relational learning. Learning relation representations from distantly-labeled datasets is difficult because of the abundant label noise and complicated expressions in human…

计算与语言 · 计算机科学 2021-03-23 Ning Ding , Xiaobin Wang , Yao Fu , Guangwei Xu , Rui Wang , Pengjun Xie , Ying Shen , Fei Huang , Hai-Tao Zheng , Rui Zhang

Result relevance scoring is critical to e-commerce search user experience. Traditional information retrieval methods focus on keyword matching and hand-crafted or counting-based numeric features, with limited understanding of item semantic…

信息检索 · 计算机科学 2021-04-27 Yunjiang Jiang , Yue Shang , Rui Li , Wen-Yun Yang , Guoyu Tang , Chaoyi Ma , Yun Xiao , Eric Zhao

Scaling Visual Question Answering (VQA) to the open-domain and multi-hop nature of web searches, requires fundamental advances in visual representation learning, knowledge aggregation, and language generation. In this work, we introduce…

计算与语言 · 计算机科学 2022-03-29 Yingshan Chang , Mridu Narang , Hisami Suzuki , Guihong Cao , Jianfeng Gao , Yonatan Bisk

Question answering (QA) is the task of answering questions posed in natural language with free-form natural language answers extracted from a given passage. In the OpenQA variant, only a question text is given, and the system must retrieve…

计算与语言 · 计算机科学 2024-11-21 Emrah Budur , Rıza Özçelik , Dilara Soylu , Omar Khattab , Tunga Güngör , Christopher Potts

We propose TANDA, an effective technique for fine-tuning pre-trained Transformer models for natural language tasks. Specifically, we first transfer a pre-trained model into a model for a general task by fine-tuning it with a large and…

计算与语言 · 计算机科学 2019-11-21 Siddhant Garg , Thuy Vu , Alessandro Moschitti

Community Question-Answering (CQA) portals serve as a valuable tool for helping users within an organization. However, making them accessible to non-English-speaking users continues to be a challenge. Translating questions can broaden the…

We apply a general recurrent neural network (RNN) encoder framework to community question answering (cQA) tasks. Our approach does not rely on any linguistic processing, and can be applied to different languages or domains. Further…

计算与语言 · 计算机科学 2016-03-24 Wei-Ning Hsu , Yu Zhang , James Glass

In spoken question answering, QA systems are designed to answer questions from contiguous text spans within the related speech transcripts. However, the most natural way that human seek or test their knowledge is via human conversations.…

计算与语言 · 计算机科学 2020-10-20 Chenyu You , Nuo Chen , Fenglin Liu , Dongchao Yang , Yuexian Zou

Recent studies on Question Answering (QA) and Conversational QA (ConvQA) emphasize the role of retrieval: a system first retrieves evidence from a large collection and then extracts answers. This open-retrieval ConvQA setting typically…

信息检索 · 计算机科学 2021-03-04 Chen Qu , Liu Yang , Cen Chen , W. Bruce Croft , Kalpesh Krishna , Mohit Iyyer

Transformer-based sequential recommenders are very powerful for capturing both short-term and long-term sequential item dependencies. This is mainly attributed to their unique self-attention networks to exploit pairwise item-item…

信息检索 · 计算机科学 2022-12-09 Huiyuan Chen , Yusan Lin , Menghai Pan , Lan Wang , Chin-Chia Michael Yeh , Xiaoting Li , Yan Zheng , Fei Wang , Hao Yang

Pre-training a transformer-based model for the language modeling task in a large dataset and then fine-tuning it for downstream tasks has been found very useful in recent years. One major advantage of such pre-trained language models is…

计算与语言 · 计算机科学 2020-11-17 Md Tahmid Rahman Laskar , Enamul Hoque , Jimmy Xiangji Huang

Long-term Action Quality Assessment (AQA) evaluates the execution of activities in videos. However, the length presents challenges in fine-grained interpretability, with current AQA methods typically producing a single score by averaging…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Xu Dong , Xinran Liu , Wanqing Li , Anthony Adeyemi-Ejeye , Andrew Gilbert

Question answering (QA) has demonstrated impressive progress in answering questions from customized domains. Nevertheless, domain adaptation remains one of the most elusive challenges for QA systems, especially when QA systems are trained…

计算与语言 · 计算机科学 2022-10-04 Zhenrui Yue , Huimin Zeng , Ziyi Kou , Lanyu Shang , Dong Wang

Transformer is a deep neural network that employs a self-attention mechanism to comprehend the contextual relationships within sequential data. Unlike conventional neural networks or updated versions of Recurrent Neural Networks (RNNs) such…

机器学习 · 计算机科学 2023-06-14 Saidul Islam , Hanae Elmekki , Ahmed Elsebai , Jamal Bentahar , Najat Drawel , Gaith Rjoub , Witold Pedrycz

Entity-based semantic search has been widely adopted in modern search engines to improve search accuracy by understanding users' intent. In e-commerce, an accurate and complete product type (PT) ontology is essential for recognizing product…

机器学习 · 计算机科学 2021-03-15 Yun Zhu , Sayyed M. Zahiri , Jiaqi Wang , Han-Yu Chen , Faizan Javed

Question answering (QA) is an important aspect of open-domain conversational agents, garnering specific research focus in the conversational QA (ConvQA) subtask. One notable limitation of recent ConvQA efforts is the response being answer…

计算与语言 · 计算机科学 2020-12-18 Ashutosh Baheti , Alan Ritter , Kevin Small

Coherence is an important aspect of text quality and is crucial for ensuring its readability. It is essential desirable for outputs from text generation systems like summarization, question answering, machine translation, question…

计算与语言 · 计算机科学 2022-02-24 Tushar Abhishek , Daksh Rawat , Manish Gupta , Vasudeva Varma

Effective query-item relevance modeling is pivotal for enhancing user experience and safeguarding user satisfaction in e-commerce search systems. Recently, benefiting from the vast inherent knowledge, Large Language Model (LLM) approach…

信息检索 · 计算机科学 2025-02-11 Gang Zhao , Ximing Zhang , Chenji Lu , Hui Zhao , Tianshu Wu , Pengjie Wang , Jian Xu , Bo Zheng