2 code implementations • 10 Apr 2024 • Chuanqi Chen, Nan Chen, Jin-Long Wu
Then, neural networks are supplemented to the knowledge-based model in a specific way, which not only characterizes the remaining features that are challenging to model with simple forms but also advances the use of analytic formulae to efficiently compute the nonlinear DA solution.
1 code implementation • 27 Feb 2024 • Yuge Zhang, Qiyang Jiang, Xingyu Han, Nan Chen, Yuqing Yang, Kan Ren
In this paper, we introduce DSEval -- a novel evaluation paradigm, as well as a series of innovative benchmarks tailored for assessing the performance of these agents throughout the entire data science lifecycle.
no code implementations • 20 Feb 2024 • Hongtao Zhu, Sizhe Zhang, Yang Su, Zhenyu Zhao, Nan Chen
In the domain of causal inference research, the prevalent potential outcomes framework, notably the Rubin Causal Model (RCM), often overlooks individual interference and assumes independent treatment effects.
no code implementations • 4 Dec 2023 • Nan Chen, Zhihong Li, Jun Tao
FlowHON captures the inherent higher-order dependencies in flow fields as nodes and estimates the transitions among them as edges.
1 code implementation • 26 Aug 2023 • Zemin Liu, Yuan Li, Nan Chen, Qian Wang, Bryan Hooi, Bingsheng He
However, these methods often suffer from data imbalance, a common issue in graph data where certain segments possess abundant data while others are scarce, thereby leading to biased learning outcomes.
1 code implementation • 16 Apr 2023 • Chuanqi Chen, Nan Chen, Jin-Long Wu
In addition, the CEBoosting method is applied to a nonlinear paradigm model for topographic mean flow interaction, demonstrating the online detection of regime switching in the presence of strong intermittency and extreme events.
no code implementations • 19 Aug 2022 • Nan Chen, Yinling Zhang
In this paper, a new iterative learning algorithm for complex turbulent systems with partial observations is developed that alternates between identifying model structures, recovering unobserved variables, and estimating parameters.
no code implementations • 5 Jun 2022 • Xiaozhou Yang, Nan Chen
Tested on IEEE 39-bus system with 25% and 50% PMU coverage, the proposed identification method is 93% and 80% accurate for single- and double-line outages.
1 code implementation • 7 Apr 2022 • Ting Zhang, Jun Li, Yi Zhao, Nan Chen, Han Zhou, Hongtao Xu, Zihao Guan, Changcai Yang, Lanyan Xue, Riqing Chen, Lifang Wei
The proposed network structure retains three layers the essential structure of U-Net, in which the atrous convolution combining the multi-kernel pooling blocks are designed to obtain more contextual information.
no code implementations • 14 Jul 2021 • Xiaozhou Yang, Nan Chen, Chao Zhai
Real-time transmission line outage detection is difficult because of partial phasor measurement unit (PMU) deployment and varying outage signal strength.
no code implementations • 3 Dec 2020 • Wen Wu, Nan Chen, Conghao Zhou, Mushu Li, Xuemin Shen, Weihua Zhuang, Xu Li
To obtain an optimal RAN slicing policy for accommodating the spatial-temporal dynamics of vehicle traffic density, we first formulate a constrained RAN slicing problem with the objective to minimize long-term system cost.
no code implementations • TRANSACTIONS ON INDUSTRIAL INFORMA TICS 2020 • un Zhu, Nan Chen, Member, IEEE, and Changqing Shen
To solve this issue, transfer learning is proposed by leveraging knowl- edge learned from source domain to target domain.
no code implementations • 1 Sep 2020 • Zhuochen Jin, Shunan Guo, Nan Chen, Daniel Weiskopf, David Gotz, Nan Cao
Unfortunately, recovering causalities from observational event sequences is challenging, as the heterogeneous and high-dimensional event variables are often connected to rather complex underlying event excitation mechanisms that are hard to infer from limited observations.
no code implementations • 17 May 2020 • Nan Chen, Miao Wang, Ning Zhang, Xuemin, Shen
In this paper, we provide a comprehensive survey on the deployment and management of EVN considering all three aspects of energy flow, data communication, and computation.
1 code implementation • 7 Aug 2019 • Danqing Shi, Yang Shi, Xinyue Xu, Nan Chen, Siwei Fu, Hongjin Wu, Nan Cao
A chart sequence is used to describe a series of visualization charts generated in the exploratory analysis by data analysts.
no code implementations • 16 Nov 2018 • Feiyang Chen, Nan Chen, Hanyang Mao, Hanlin Hu
Another inspiring result is that CapsNet only needs a small amount of data to get excellent performance.