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检索条件"机构=School of Data Science and Big Data Technology"
26658 条 记 录,以下是4671-4680 订阅
排序:
Large-Scale OD Matrix Estimation with A Deep Learning Method
arXiv
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arXiv 2023年
作者: Xiong, Zheli Lian, Defu Chen, Enhong Chen, Gang Cheng, Xiaomin The School of Data Science University of Science and Technology of China Anhui Hefei230000 China The Anhui Province Key Laboratory of Big Data Analysis and Application School of Computer Science and Technology University of Science and Technology of China Anhui Hefei230000 China The Yangtze River Delta Information Intelligence Innovation Research Institute China
The estimation of origin-destination (OD) matrices is a crucial aspect of Intelligent Transport Systems (ITS). It involves adjusting an initial OD matrix by regressing the current observations like traffic counts of r... 详细信息
来源: 评论
Nfgcl: A Negative-Sampling-Free Graph Contrastive Learning Framework for Recommendation
SSRN
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SSRN 2024年
作者: Xiao, Yuxi Ma, Rui Sang, Jun School of Big Data & Software Engineering Chongqing University Chongqing401331 China School of Computer & Network Security Chengdu University of Technology Sichuan610059 China
Recently, Contrastive Learning (CL) has seen rapid growth in graph-based recommender systems. CL-based Collaborative Filtering (CF) methods typically integrate the primary recommendation task with auxiliary CL tasks, ... 详细信息
来源: 评论
Robust Object Detection Based on a Comparative Learning Perspective
Robust Object Detection Based on a Comparative Learning Pers...
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IEEE International Symposium on Dependable, Autonomic and Secure Computing (DASC)
作者: Hao Yang Yuling Chen Hui Dou Yun Luo Chaoyue Tan Yangwen Zhang State Key Laboratory of Public Big Data College of Computer Science and Technology Guizhou University Guiyang China
With the advent of adversarial samples, the safety of Artificial Intelligence is of particular concern, as only a small amount of perturbation can be added to mislead a model's judgment. Therefore there is an urge...
来源: 评论
Learning to Accelerate Approximate Methods for Solving Integer Programming via Early Fixing
arXiv
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arXiv 2022年
作者: Li, Longkang Wu, Baoyuan The School of Data Science The Chinese University of Hong Kong Shenzhen China Secure Computing Lab of Big Data Shenzhen Research Institute of Big Data Shenzhen China
Integer programming (IP) is an important but challenging problem. Approximate methods have shown promising performance on solving the IP problem. However, we observed that a large fraction of variables solved by some ... 详细信息
来源: 评论
Deep Graph-Level Clustering Using Pseudo-Label-Guided Mutual Information Maximization Network
arXiv
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arXiv 2023年
作者: Cai, Jinyu Han, Yi Guo, Wenzhong Fan, Jicong The College of Computer and Data Science Fuzhou University Fujian350108 China The School of Data Science The Chinese University of Hong Kong Guangdong Shenzhen518172 China The Shenzhen Research Institute of Big Data Guangdong Shenzhen518172 China
In this work, we study the problem of partitioning a set of graphs into different groups such that the graphs in the same group are similar while the graphs in different groups are dissimilar. This problem was rarely ... 详细信息
来源: 评论
Progress and prospects of data-driven stock price forecasting research
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International Journal of Cognitive Computing in Engineering 2023年 第1期4卷 100-108页
作者: Zhao, Chuanjun Wu, Meiling Liu, Jingfeng Duan, Zening li, Jie Shen, Lihua Shangguan, Xuekui Liu, Donghang Wang, Yanjie School of Information Shanxi University of Finance and Economics Shanxi Taiyuan030006 China School of Journalism and Mass Communication University of Wisconsin-Madison MadisonWI53706 United States Financial Innovation and Big Data Statistical Analysis Laboratory Shanxi University of Finance and Economics Shanxi Taiyuan030006 China Shanxi Information Technology Application Innovation Engineering Research Center Shanxi Taiyuan030006 China
With the rapid development of social economy and the continuous improvement of stock market, stock investment has become more and more widely concerned. Stock price prediction has become an important research directio... 详细信息
来源: 评论
Cross-Modality Comprehensive Feature Aggregation Network for Road Scene Segmentation
Cross-Modality Comprehensive Feature Aggregation Network for...
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International Symposium on Computer science and Intelligent Controls (ISCSIC)
作者: Yale Yang Zihao Zhang Huifang Hou Wenwen Zhang Chunsheng Zhuang College of Information Science and Engineering Henan University of Technology Zhengzhou China Key Laboratory of Grain Information Processing and Control Ministry of Education Henan Key Laboratory of Grain Photoelectric Detection and Control and school of Artificial Intelligence and Big Data Henan University of Technology Zhengzhou China School of Artificial Intelligence and Big Data Henan University of Technology Zhengzhou China Henan Academy of Sciences Zhengzhou China
RGB-thermal semantic segmentation is a potential solution for reliable semantic scene understanding under adverse weather and complex lighting conditions. However, past studies have primarily focused on the design of ... 详细信息
来源: 评论
ASGEA: Exploiting Logic Rules from Align-Subgraphs for Entity Alignment
arXiv
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arXiv 2024年
作者: Luo, Yangyifei Chen, Zhuo Guo, Lingbing Li, Qian Zeng, Wenxuan Cai, Zhixin Li, Jianxin School of Computer Science and Engineering Beihang University China College of Computer Science and Technology Zhejiang University China Bejing Advanced Innovation Center for Big Data and Brain Computing Beihang University China
Entity alignment (EA) aims to identify entities across different knowledge graphs that represent the same real-world objects. Recent embedding-based EA methods have achieved state-of-the-art performance in EA yet face... 详细信息
来源: 评论
INFORMATION GAIN PROPAGATION: A NEW WAY TO GRAPH ACTIVE LEARNING WITH SOFT LABELS  10
INFORMATION GAIN PROPAGATION: A NEW WAY TO GRAPH ACTIVE LEAR...
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10th International Conference on Learning Representations, ICLR 2022
作者: Zhang, Wentao Wang, Yexin You, Zhenbang Cao, Meng Huang, Ping Shan, Jiulong Yang, Zhi Cui, Bin School of CS Peking University China Apple National Engineering Laboratory for Big Data Analysis and Applications China Institute of Computational Social Science Peking University Qingdao China
Graph Neural Networks (GNNs) have achieved great success in various tasks, but their performance highly relies on a large number of labeled nodes, which typically requires considerable human effort. GNN-based Active L... 详细信息
来源: 评论
OpenTM: An Open-source, Single-GPU, Large-scale Thermal Microstructure Design Framework
arXiv
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arXiv 2024年
作者: Quan, Yuchen Zhai, Xiaoya Fu, Xiao-Ming School of Artificial Intelligence and Data Science University of Science and Technology of China Hefei China School of Mathematical Sciences University of Science and Technology of China Hefei China
Thermal microstructures are artificially engineered materials designed to manipulate and control heat flow in unconventional ways. This paper presents an educational framework, called OpenTM, to use a single GPU for d... 详细信息
来源: 评论