Showing 10,461 - 10,480 results of 10,747 for search 'construction problems', query time: 0.16s Refine Results
  1. 10461

    Prediction Method of Lithology Log Based on XGBoost Algorithm by CHU Qingjun, GE Yunlong, TONG Maosong, WANG Yan, AN Lyuxing, YU Chuanwu, JIA Xin

    Published 2024-12-01
    “…The learning samples are constructed using the 2 energy window count rates of the near-source detector and the 3 energy window count rates of the far-source detector of a dual-detector lithology density logging instrument. …”
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  2. 10462

    SLIP-flood: Soft-combination of Swin Transformer and Lightweight Language-Image Pre-training for Flood Images Classification by Heng Tang, Xiaoping Rui, Jiarui Li, Ninglei Ouyang, Yiheng Xie, Xiaodie Liu, Yiming Bi

    Published 2025-05-01
    “…To overcome the limitations of existing cross-modal models that rely on small datasets and lack robustness, we have constructed two specialized datasets for the first time: 1) FloodMulS for the Flood Image Classification Model (FICM), and 2) FloodIT for the Flood Text-Image Retrieval Model (FTIRM). …”
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  3. 10463

    Cross-Level Adaptive Feature Aggregation Network for Arbitrary-Oriented SAR Ship Detection by Lu Qian, Junyi Hu, Haohao Ren, Jie Lin, Xu Luo, Lin Zou, Yun Zhou

    Published 2025-05-01
    “…Specifically, we first construct a hierarchical backbone network based on a residual architecture to extract multi-scale features of ship objects from large-scale SAR imagery. …”
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  4. 10464

    Coherent DOA Estimation of Multi-Beam Frequency Beam-Scanning LWAs Based on Maximum Likelihood Algorithm by Yifan Yang, Rihui Zeng, Qingqing Zhu, Weijin Fang, Biyun Ma, Yide Wang

    Published 2025-06-01
    “…As a result, the DOA estimation of coherent sources using multi-beam FBS-LWAs remains an open and challenging problem. To address this issue, this paper proposes a novel DOA estimation method for coherent signals based on multi-beam frequency scanning leaky-wave antennas. …”
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  5. 10465

    Non-Pharmacological Interventions for Caregivers of People with Motor Neurone Disease: A Scoping Review of Psychosocial Outcomes by Chidera Okoh, Leighanne Mayall, Selina M. Makin, Cliff Chen, Nicolò Zarotti

    Published 2025-01-01
    “…However, no clear characterisation of the breadth of psychosocial constructs examined by the interventions is currently available, resulting in the lack of a core outcome set (COS). …”
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  6. 10466

    Context guided transformer enhanced YOLOv8 for accurate juvenile abalone detection and counting by Dapeng Cheng, Ji Ruan, Xinhao Li, Feng Zhao, Shoudu Zhang, Guofan Zhang, Fucun Wu

    Published 2025-12-01
    “…In this study, we introduce the Context Guided Transformer YOLO (CGT-YOLO) model to tackle the problem, utilizing You Only Look Once version 8 (YOLOv8) as the foundational model for detecting and counting juvenile abalones. …”
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  7. 10467

    A semi-analytical method based on the Green's function for the laser melting process of the metal materials by Yi Wang, Jingxuan Ma, Yu Zhang, Jialing Yang, Xianfeng Yang

    Published 2024-11-01
    “…In order to simplify this problem, previous studies usually ignored the liquid phase or took the usage of finite element method, which limited the achievement of theoretical breakthroughs. …”
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    Article
  8. 10468

    Classification Evaluation Method for Complex Reservoirsin Xinglong Structural Belt by LI Xiaofeng, CAI Jun, XIAO Chengwen, CAI Wenyuan, YU Weigao, FU Shaoqing, GUO Yuqing

    Published 2024-12-01
    “…Using reservoir quality factor index and macroscopic effective pore permeability index, a reservoir classification method based on machine learning algorithm and multi parameter fusion as the core has been established, effectively solving the problem of low accuracy in reservoir classification evaluation due to the lack of nuclear magnetic logging. …”
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  9. 10469

    Fine-Grained Extraction of Coastal Aquaculture Ponds From Remote Sensing Images Using an Edge-Supervised Multi-task Neural Network by Jian Qi, Min Ji, Fengxiang Jin, Jianran Xu, Hanyu Ji, Juan Wang

    Published 2025-01-01
    “…First, a shared encoder–decoder architecture was constructed, leveraging large kernel depthwise separable convolution and residual optimization, thereby enhancing both local and global feature representations. …”
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  10. 10470

    Optimization of Urban Rail Transit Train Stock Utilization under Re-coupling Operation Mode by DENG Chengyuan, LU Jinsheng, ZHU Changfeng, SUN Yuanguang, MA Bin

    Published 2025-01-01
    “…The MTSP ( multiple traveling salesman problem) is introduced to construct an optimized train stock utilization model during the transition period from peak to off-peak passenger flow in urban rail transit. …”
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  11. 10471

    Syntactic Representation of predicational copular clauses in Persian Language by Maryam Khamse Ashari, Rezvan Motavallian

    Published 2025-02-01
    “…Chomsky proposes the labeling algorithm in (1). (1) Labeling Algorithm (LA) A constructed syntactic object takes the 'label' of the nearest head by minimal search. …”
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  12. 10472

    An Efficient Path Planning Algorithm Based on Delaunay Triangular NavMesh for Off-Road Vehicle Navigation by Ting Tian, Huijing Wu, Haitao Wei, Fang Wu, Jiandong Shang

    Published 2025-07-01
    “…Firstly, a land cover off-road mobility model is constructed to determine the navigable regions by quantifying the mobility of different geographical factors. …”
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  13. 10473

    Summer and Autumn Long-term Dynamic of Air Temperature in Central Ukraine by Ольга Гелевера, Микола Мостіпан, Сергій Топольний

    Published 2024-12-01
    “…To analyze the dynamics of temperature indicators, we constructed linear and 11-year moving trends. Results. …”
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  14. 10474

    Joint Resource Scheduling of the Time Slot, Power, and Main Lobe Direction in Directional UAV Ad Hoc Networks: A Multi-Agent Deep Reinforcement Learning Approach by Shijie Liang, Haitao Zhao, Li Zhou, Zhe Wang, Kuo Cao, Junfang Wang

    Published 2024-09-01
    “…A decentralized partially observable Markov decision process (Dec-POMDP) is constructed for the problem. To process the observation in Dec-POMDP, an attention mechanism-based observation processing method is proposed to extract observation features of UAVs and their neighbors within the main lobe range, enhancing algorithm performance. …”
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  15. 10475

    An Advanced Approach for Predicting Workpiece Surface Roughness Using Finite Element Method and Image Processing Techniques by Taoming Chen, Chun Li, Zhexiang Zou, Qi Han, Bing Li, Fengshou Gu, Andrew D. Ball

    Published 2024-11-01
    “…Typically, roughness is measured post-machining using specialized instruments, which delays feedback and hampers timely problem detection, ultimately resulting in cutting resource wastage. …”
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    Article
  16. 10476

    A robust and accurate feature matching method for multi-modal geographic images spatial registration by Kai Ren, Weiwei Sun, Xiangchao Meng, Gang Yang, Jiangtao Peng, Binjie Chen, Jiancheng Li

    Published 2025-05-01
    “…For example, multi-temporal visible, visible-synthetic aperture radar, visible-near infrared, near infrared-short wave infrared, visible-MAP, etc. To address this problem, we propose a Robust and Accurate Feature Matching Method for Multi-modal Geographic Images Spatial Registration (RAMMR) to fully extract common key points between images, weaken the radiation difference between data, and finally accurately match more inliers to realize multi-modal image registration. …”
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  17. 10477

    Preparation and Performance of Biomimetic Zebra-Striped Wood-Based Photothermal Evaporative Materials by Zebin Zhao, Wenxuan Wang, Zhichen Ba, Yuze Zhang, Hongbo Xu, Daxin Liang

    Published 2025-05-01
    “…An efficient solar water evaporator is an important strategy for addressing the problem of water shortage. Constructing high-performance solar interfacial evaporators through bionic design has become a crucial approach for performance enhancement. …”
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    Article
  18. 10478

    Evaluation of Support Types of Volcanic Clastic Sand and Gravels Based on Electrical Imaging Logging by ZHAO Xiaoqing, WANG Xiangyu, ZHANG Zhiguo, ZHANG Weifeng, CHEN Haifeng

    Published 2023-06-01
    “…Based on the particle size spectrum generated by the sliding window method, an particle size area spectrum was constructed to quantitatively evaluate the content of different gravel grades to obtain the distribution characteristics of different gravel grades. …”
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  19. 10479

    Multitask allocation model of the coal foreign object sorting robot based on optimal capacity and benefit by Wu Xudong, Cao Xiangang, Ding Wentao, Wang Peng, Zhang Ye, Liu Jiahui

    Published 2025-08-01
    “…Firstly, this paper constructs a multi-task allocation model of coal foreign object sorting robot (CFoSR) based on optimal capacity and benefit. …”
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    Article
  20. 10480

    Pollen vigor of Schima superba under different storage conditions by Jingxin YE, Huagong NING, Zizheng ZHONG, Fangyou ZHANG, Qian HE, Tianyi LIU

    Published 2025-07-01
    “…ObjectiveThis study aims to explore the optimal preservation conditions of Schima superba pollen and construct an efficient perservation system to maintain its vigor. …”
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