Ning Li

Instance Segmentation and Contour Extraction Method for Open Curves in Engineering Drawings

Lu Wu, Ning Li, Ning Xu

Abstract Engineering drawing is a universal language that enables engineers to accurately understand design intentions.To accurately understand the intent of the design, it is necessary to segment the engineering drawing into different instances.However,segmenting drawings with dimension details is challenging due to irregular …

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Prospective environmental and resource sustainability assessment of advanced matching technologies for sodium-ion and lithium-ion batteries

Quanwei Chen, Zhicheng Zhu, Xin Lai, Junjie Chen et autres

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A network analysis of the association between parenting styles and the current status of negative emotions among secondary school students in southern Anhui Province

Jiajing Zhao, Yi‐Chen Li, Yuze Xie, Jie Wang et autres

OBJECTIVE: Exploring the relationship between parenting styles and negative emotions among secondary school students in southern Anhui Province from a network analysis perspective. METHODS: A random stratified cluster sampling method was employed to select 2135 secondary school students from five secondary schools …

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Two-layer multi-timescale chronological operation simulation for electric-hydrogen-ammonia coupled microgrid

Lei Chen, Jiapeng Xu, Ning Li, Zheng Tian et autres

To address the supply-demand imbalance problem by high proportion access of renewable energy, this paper proposes a two-layer multi-timescale chronological operation simulation for an electric-hydrogen-ammonia coupled microgrid. Considering the three different types of energy storage, the chronological operation simulation is divided into …

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Sensor and Sensorless Technology with Renewable Energy and Flexible Load Participation in Active Distribution Network

Ning Li, Jie Yan, Su Su, Jakub Jurasz et autres

With the rapid growth of active distribution networks, the demand for intelligent and flexible operation has increased significantly [...].

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Fast Shape Retrieval Based on Differential Chain Code Descriptor and Fuzzy Contour Matching

Wei Pan, Ning Li, Wenming Tang, Lu Lei

Computer-Aided Design and Applications is an international journal on the applications of CAD and CAM. It publishes papers in the general domain of CAD plus in emerging fields like bio-CAD, nano-CAD, soft-CAD, garment-CAD, PLM, PDM, CAD data mining, CAD and the internet, …

DF-GCN: A Lightweight Dynamic Dual-Stream Graph Convolutional Network for Skeleton-Based Action Recognition

Yu Li, Ning Li

In view of the issues such as high computational cost and inadequate feature representation in GCN-based action recognition approaches, we propose a dynamic fusion graph neural network, DF-GCN. Initially, we develop a dual-stream fusion framework that bidirectionally fuses joint, bone, and motion …

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Fast Shape Retrieval Based on Differential Chain Code Descriptor and Fuzzy Contour Matching

Wei Pan, Ning Li, Wenming Tang, Lu Lei

Intelligent Detection of Towers and Lines in Passageways Using Hybrid Evolutionary Computational Intelligence (HECI) Algorithms

Ning Li, Helei Liang, Xiaoying Wang, Jian Zhang

Identification of towers and lines in passageways is important in infrastructure surveillance, assessment, and the formation of automated surveillance systems. Indeed, conventional AI-based solutions for identification tasks are not immune to certain types of indeterminacy that arise in complicated contexts and can, …

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CO2 Storage Duration Effects on Mechanical Properties of Different Lithological Caprocks

Ning Li, Wei Cheng, Xiaowen Zhang, Junfeng Shi et autres

The caprock selection is challenging due to the potential impact of CO 2 -caprock reactions on the geological trap stability.In this study, various caprock environments (dolostones, sandstones, shales) with different CO 2 storage durations are investigated.Laboratory experiments are conducted to evaluate the …

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Research and Application of Full Lifecycle Management Strategies for Power Data

Yan Ma, Wei Huo, Hongkai Zhao, Yibin Zhao et autres

The research and application of electric power data full lifecycle management strategy aims to improve the data management efficiency and decision support capability of electric power enterprises. This paper first discusses the importance of full lifecycle management of electric power data, emphasizing …

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A Robust Underwater Object Tracking Model with Cross-Modal Joint Representation of Text and Visual Features

Ning Li, Wenxuan Tang, Mengyun Liu, Zhengdao Li et autres

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