Lingfeng Meng

Experimental study on the influence of water on infrared radiation characteristics during rock failure

Longfei Chang, Lu Chen, Mingyuan Zhang, Lingfeng Meng et autres

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Three-Component Distributed Acoustic/Seismic Sensing

Qiang Jing, Yunjiang Rao, Rong TANG, Sidan YU et autres

Fiber-optic distributed acoustic sensing (DAS) has become a revolutionary technology in the field of acoustic/seismic wave detection as it has disruptive advantages over point acoustic/seismic sensors. Especially, DAS has found vital applications in oil/gas exploration and development. However, three-component DAS (3C-DAS) remains …

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Fusing band and feature attention in CNN-LSTM: A dual-attention framework for Hyperspectral-based precise prediction of nicotine levels in cured tobacco leaves

Fukang Xing, Chengzong Dai, Lingfeng Meng, Songfeng Wang et autres

Rapid and reliable quantification of key chemical constituents in cured tobacco leaves remains a critical challenge in industrial processing. This study introduced an intelligent prediction framework that combines hyperspectral imaging (HSI) with a deep neural network model enhanced by dual-attention modules. A …

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The Bayesian mixture expert recognition model for tobacco leaf curing stages based on feature fusion

Panzhen Zhao, Shijiang Duan, Songfeng Wang, Aihua Wang et autres

The diverse visual features of tobacco leaves during various curing stages are influenced by multiple factors such as the origin of the tobacco and the environment of the curing room, making precise identification challenging with single features or models. To address this …

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A novel dual-branch spatial-spectral attention fusion model and method: A case study for the detection of nicotine content in tobacco leaves

Fukang Xing, Rongguang Zhu, Shichang Wang, Lingfeng Meng et autres

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A Deep Dive Into the Potential Antiaging Effects of Colla Corii Asini on the Skin: A Comparative Study

Wenwen Ru, Xiaofei Guo, Lingfeng Meng, Jianling Zhang et autres

BACKGROUND: Skin aging results in skin barrier damage and skin wrinkles. Oral Colla Corii Asini (CCA) can show significant antiaging effects. However, few studies have investigated the skin's antiaging effects of topical CCA. Here, we investigated and compared the effects of CCA …

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A multiple resolution branch attention neural network for scene understanding of intelligent autonomous platform

Yingpeng Dai, Yutan Wang, Lingfeng Meng, Jie Ren

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TCSRNet: a lightweight tobacco leaf curing stage recognition network model

Panzhen Zhao, Songfeng Wang, Shijiang Duan, Aihua Wang et autres

Due to the constraints of the tobacco leaf curing environment and computational resources, current image classification models struggle to balance recognition accuracy and computational efficiency, making practical deployment challenging. To address this issue, this study proposes the development of a lightweight classification …

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Experimental Study on the Influence of Water on Infrared Radiation Characteristics During Rock Failure

Longfei Chang, Lu Chen, Lingfeng Meng, Yingjun Li et autres

ABSTRACT: To monitor and predict the failure of water-bearing rock effectively, it is necessary to understand the influence of water on infrared radiation. Infrared monitoring experiments were conducted under uniaxial compression on sandstones with varying water contents. The infrared precursor information of …

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Metasurface-Enhanced Fiber-Optic Distributed Acoustic Sensing

Qiang Jing, Lingfeng Meng, Rong Tang, Jiahao Wang et autres

Fiber-optic distributed acoustic sensing (DAS), a burgeoning technology that converts optical fiber to acoustic sensing array, provides a revolutionary distributed sensing way for acoustic detection. Despite the research undertaken on sensing cables for DAS sensitivity enhancement, applying passive acoustic manipulation array for …

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Fresh Tobacco Maturity Detection Using Multi-Information Fusion of Image and Near-Infrared Spectroscopy

Zhicheng Wang, Songfeng Wang, Lingfeng Meng, Yingpeng Dai et autres

Aiming at the problems of few important features obtained from images for training tobacco maturity discriminant models, poor performance of discriminant models, and cumbersome spectral acquisition process, this study uses a portable near-infrared spectrometer to collect spectra of tobacco leaves with different …

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A Deep Insight into the Micro-Mechanical Properties of Mortar through a Multi-Phase Model

Qiang Li, Chao Tang, Lingfeng Meng, Yanyan Yu et autres

This study investigates the micro-mechanical behavior of mortar under uniaxial compression using a three-phase model in PFC3D. By simulating mortar as a composite of cement, sand, and the interfacial transition zone (ITZ), the research examines the impact of particle size on stress–strain …

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