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检索条件"机构=Knowledge and Data Engineering Laboratory"
1029 条 记 录,以下是141-150 订阅
排序:
An MRC Framework for Semantic Role Labeling  29
An MRC Framework for Semantic Role Labeling
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29th International Conference on Computational Linguistics, COLING 2022
作者: Wang, Nan Li, Jiwei Meng, Yuxian Sun, Xiaofei Qiu, Han Wang, Ziyao Wang, Guoyin He, Jun Key Laboratory of Data Engineering and Knowledge Engineering of MOE School of Information Renmin University of China China Shannon.AI Zhejiang University China Tsinghua University China University of Leeds United Kingdom Amazon Alexa AI
Semantic Role Labeling (SRL) aims at recognizing the predicate-argument structure of a sentence and can be decomposed into two sub-tasks: predicate disambiguation and argument labeling. Prior work deals with these two... 详细信息
来源: 评论
Graph Neural Networks with Learnable and Optimal Polynomial Bases
arXiv
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arXiv 2023年
作者: Guo, Yuhe Wei, Zhewei Gaoling School of Articial Intelligence Renmin University of China China Peng Cheng Laboratory China Beijing Key Laboratory of Big Data Management and Analysis Methods China MOE Key Lab of Data Engineering and Knowledge Engineering China
Polynomial filters, a kind of Graph Neural Networks, typically use a predetermined polynomial basis and learn the coefficients from the training data. It has been observed that the effectiveness of the model is highly... 详细信息
来源: 评论
Meta-path Enhanced knowledge Graph Convolutional Network for Recommender Systems  12
Meta-path Enhanced Knowledge Graph Convolutional Network for...
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12th IEEE International Conference on Big knowledge, ICBK 2021
作者: Wang, Ru Wu, Meng Ji, Shengwei Hefei University of Technology Key Laboratory of Knowledge Engineering With Big Data Ministry of Education School of Computer Science and Information Engineering Hefei China
knowledge Graph (KG) is a directed heterogeneous information network that contains a large number of entities and relations, which is widely used as effective side information in rec-ommender systems. Moreover, in rec... 详细信息
来源: 评论
FOSS: A Self-Learned Doctor for Query Optimizer
FOSS: A Self-Learned Doctor for Query Optimizer
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International Conference on data engineering
作者: Kai Zhong Luming Sun Tao Ji Cuiping Li Hong Chen Renmin University of China China MOE Key Laboratory of Data Engineering and Knowledge Engineering China Shanghai Yunxi Technology Co. Ltd. Engineering Research Center of Database and Business Intelligence MOE China
Various works have utilized deep learning to address the query optimization problem in database system. They either learn to construct plans from scratch in a bottom-up manner or steer the plan generation behavior of ... 详细信息
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Large Language Model for Table Processing: A Survey
arXiv
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arXiv 2024年
作者: Lu, Weizheng Zhang, Jing Fan, Ju Fu, Zihao Chen, Yueguo Du, Xiaoyong School of Information Renmin University of China Beijing100872 China Key Laboratory of Data Engineering and Knowledge Engineering Beijing100872 China WPS Office Kingsoft Co. Zhuhai519080 China
Tables, typically two-dimensional and structured to store large amounts of data, are essential in daily activities like database queries, spreadsheet manipulations, web table question answering, and image table inform... 详细信息
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Impact of Consumer Perceived Characteristics on Fruit Sales: Evidence from Community Group-buying  11
Impact of Consumer Perceived Characteristics on Fruit Sales:...
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11th International Conference on Information Technology and Quantitative Management, ITQM 2024
作者: Jiang, Hailiang Tian, Xin Tao, Ye Wang, Lulu Research Center on Fictitious Economy and Data Science Chinese Academy of Sciences Beijing100190 China School of Economics and Management University of Chinese Academy of Sciences Beijing100190 China Key Laboratory of Big Data Mining and Knowledge Management Chinese Academy of Sciences Beijing100190 China Beijing HAOLINJU CVS Co. Ltd Beijing100088 China Shanghai HEADING Information Engineering Co. Ltd. Shanghai201112 China
There is a growing trend among retailers to sell fruits through their community group-buying (CGB) channels. Based on real operational data, we employ econometric models to empirically analyze how consumer perception ... 详细信息
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Identifying Scientific and Technical“Unicorns”
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Journal of data and Information Science 2021年 第2期6卷 96-115页
作者: Lucy L.Xu Miao Qi Fred Y.Ye Jiangsu Key Laboratory of Data Engineering and Knowledge Service School of Information ManagementNanjing UniversityNanjing 210023China University Library Nantong UniversityNantong 226019China
Purpose:Using the metaphor of"unicorn,"we identify the scientific papers and technical patents characterized by the informetric feature of very high citations in the first ten years after publishing,which ma... 详细信息
来源: 评论
PathReasoner: Modeling Reasoning Path with Equivalent Extension for Logical Question Answering
arXiv
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arXiv 2024年
作者: Xu, Fangzhi Lin, Qika Zhao, Tianzhe Han, Jiawei Liu, Jun School of Computer Science and Technology Xi’an Jiaotong University China Ministry of Education Key Laboratory of Intelligent Networks and Network Security China Shaanxi Province Key Laboratory of Big Data Knowledge Engineering China
Logical reasoning task has attracted great interest since it was proposed. Faced with such a task, current competitive models, even large language models (e.g., ChatGPT and PaLM 2), still perform badly. Previous promi... 详细信息
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Evolutionary Algorithms with Heuristic Gradient-based Repair for Constrained Optimization
Evolutionary Algorithms with Heuristic Gradient-based Repair...
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2022 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2022
作者: Du, Jiacheng Bu, Chenyang Liu, Yuxin Liu, Fei Luo, Wenjian Hefei University of Technology Ministry of Education Key Laboratory of Knowledge Engineering with Big Data School of Computer Science and Information Engineering Anhui Hefei230027 China Harbin Institute of Technology School of Computer Science and Technology Guangdong Shenzhen518000 China
Gradient-based repair aims to repair infeasible solutions to feasible ones using the gradient information of the constraints. As an effective constraint handling method, gradientbased repair has received extensive att... 详细信息
来源: 评论
A Correlated data-Driven Collaborative Beamforming Approach for Energy-efficient IoT data Transmission
arXiv
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arXiv 2025年
作者: Li, Yangning Kang, Hui Li, Jiahui Sun, Geng Sun, Zemin Wang, Jiacheng Zhao, Changyuan Niyato, Dusit College of Computer Science and Technology Key Laboratory of Symbolic Computation and Knowledge Engineering of Ministry of Education Jilin University Changchun130012 China College of Computer Science and Technology Jilin University Key Laboratory of Symbolic Computation and Knowledge Engineering of Ministry of Education Jilin University Changchun130012 China College of Computing and Data Science Nanyang Technological University 639798 Singapore College of Computing and Data Science Nanyang Technological University Singapore
An expansion of Internet of Things (IoTs) has led to significant challenges in wireless data harvesting, dissemination, and energy management due to the massive volumes of data generated by IoT devices. These challeng... 详细信息
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