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In Situ Raman Spectroscopy for Early Corrosion Detection in Coated AA2024-T3
Published 2024-12-01Get full text
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Lightweight obstacle detection for unmanned mining trucks in open-pit mines
Published 2025-03-01“…Abstract This paper aims to solve the problem of the difficulty in balancing the model size and detection accuracy of the unmanned mining truck detection network in open-pit mines, as well as the problem that the existing model is not suitable for mining truck equipment. …”
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3D LiDAR motion distortion algorithm for open-pit coal mine
Published 2025-04-01Get full text
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Small object detection in complex open-pit mine backgrounds based on improved YOLOv11
Published 2025-04-01“…Small object detection in open-pit mines faces challenges such as wide viewing angles and long detection distances, which result in small target imaging. …”
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Small target detection algorithm based on SAHI-Improved-YOLOv8 for UAV imagery: A case study of tree pit detection
Published 2025-12-01“…The application of deep learning in tree pit detection of unmanned aerial vehicle (UAV) images has problems such as dense distribution, high density, small size, false detections, missed detections, and high localization error. …”
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Research on Lightweight Open-Pit Mine Driving Obstacle Detection Algorithm Based on Improved YOLOv8s
Published 2024-12-01“…To verify the effectiveness of the algorithm in this paper, an experimental verification is carried out on the constructed open-pit mine driving obstacle dataset. The results show that compared with YOLOv8s, the mAP50 of this algorithm reaches 95.3%, the detection speed is increased by 40.2%, the model parameters are reduced by 71.2%, and the calculation amount is reduced by 73.7%. …”
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Comparison of phenylpropanoid metabolism of three physiological disorders in apple and pear
Published 2024-12-01“…Apples and pears are the main temperate fruit tree species, and metabolic disorders may occur during their development and post-harvest storage periods, leading to physiological diseases. In this study, we detected the phenylalanine ammonia-lyase (PAL) enzyme and related metabolites involved in phenylpropanoid metabolism in the pulp of pear with hard-end or cork spot and in the pulp of apple with bitter pit. …”
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Development of three-dimensional forward modeling and observation device for leakage electric field in the process of foundation pit pumping test.
Published 2025-01-01“…Early detection of leakage in foundation pit retaining structures during excavation is critical for ensuring both construction safety and the integrity of adjacent buildings. …”
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Effectiveness evaluation of pit and fissure sealing for first permanent molars in children in Haizhu District, Guangzhou after 3 years
Published 2025-05-01“…Objective To investigate the effect of a free pit and fissure sealing program for caries prevention on first permanent molars (six-year molars) in Haizhu District, Guangzhou, three years after its implementation in 2019. …”
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Electric Field-Enhanced SERS Detection Using MoS<sub>2</sub>-Coated Patterned Si Substrate with Micro-Pyramid Pits
Published 2024-11-01“…The SERS results demonstrated that the intensity in the pits of the few-layer MoS<sub>2</sub>/patterned Si SERS substrate was approximately 274 times greater compared to planar Si, with a limit of detection reaching 10<sup>−5</sup> M. …”
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Determinants of Caregivers’ Ability to Accurately Detect Acute Malnutrition Using Color-Coded Mid-Upper Arm Circumference Tape and Pitting Edema
Published 2025-07-01“…Objectives: To identify determinants of accuracy in detecting acute malnutrition using color-coded mid-upper arm circumference (MUAC) tape and pitting edema among caregivers. …”
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Detour-Straddle 3D-like path planning of unmanned mining truck in open pit mines based on optimized ant colony algorithm
Published 2025-06-01“…Secondly, taking unmanned mining truck as the research object, a 3D collision detection method is designed, which can judge the conflict relationship between obstacles and vehicle body in the horizontal and vertical aspects respectively, and according to the structural characteristics of mining truck and road conditions, a parallel crossing strategy is developed to directly cross over obstacles that are not threatening to vehicles, which can effectively improve the passing efficiency of mining truck under the premise of ensuring safety. …”
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Structural detection of goaf based on three-dimensional ERT technology
Published 2025-12-01“…Therefore, this study used three-dimensional electrical resistivity tomography technology to more accurately detect the structure of the goaf due to its high resolution and non-invasive characteristics. …”
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An Intelligent Collaborative Charging System for Open-Pit Mines
Published 2025-08-01“…To address challenges in automated charging operations of bulk explosive trucks in open-pit mines—specifically difficulties in borehole identification, positioning inaccuracies, and low operational efficiency—this study proposes an intelligent collaborative charging system integrating three modular components: (1) an explosive transport vehicle (with onboard terminal, explosive compartment, and mobility system enabling optimal routing and quantitative dispensing), (2) a charging robot (equipped with borehole detection, loading mechanisms, and mobility system for optimized search path planning and precision positioning), and (3) interconnection systems (coupling devices and interfaces facilitating auxiliary explosive transfer). …”
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Research on the performance of the SegFormer model with fusion of edge feature extraction for metal corrosion detection
Published 2025-03-01“…On the Self-built tubing corrosion pit image dataset, the model utilizes only 3.60 MB of parameters to achieve an accuracy of 96.52%, confirming the effectiveness and performance advantages of the proposed method in practical applications.…”
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Research on Stability of an Open-Pit Mine Dump with Fiber Optic Monitoring
Published 2018-01-01“…China has over 1500 open-pit mines and 5000 dumps consisting of waste rock from the mining process. …”
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