Showing 19,541 - 19,560 results of 20,631 for search '"imaging"', query time: 0.14s Refine Results
  1. 19541

    Advanced AI-assisted panoramic radiograph analysis for periodontal prognostication and alveolar bone loss detection by Jarupat Jundaeng, Jarupat Jundaeng, Jarupat Jundaeng, Rapeeporn Chamchong, Choosak Nithikathkul, Choosak Nithikathkul

    Published 2025-01-01
    “…This study aims to develop an AI-driven model using Convolutional Neural Networks (CNNs) to accurately assess alveolar bone loss and provide individualized periodontal prognoses from panoramic radiographs.MethodsA total of 2,000 panoramic radiographs were collected using the same device, based on the periodontal diagnosis codes from the HOSxP Program. Image enhancement techniques were applied, and an AI model based on YOLOv8 was developed to segment teeth, identify the cemento-enamel junction (CEJ), and assess alveolar bone levels. …”
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  2. 19542

    Comparison of Reference Heights of O/N2 and ∑O/N2 Based on GUVI Dayside Limb Measurement by Tingting Yu, Zhipeng Ren, You Yu, Xinan Yue, Xu Zhou, Weixing Wan

    Published 2020-01-01
    “…Here, based on Global Ultraviolet Imager (GUVI) limb measurement, we compare O/N2 column density ratio (∑O/N2) and the reference heights of O/N2. …”
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  3. 19543

    Feldspar Dissolution and Its Influence on Reservoirs: A Case Study of the Lower Triassic Baikouquan Formation in the Northwest Margin of the Junggar Basin, China by Meng Xiao, Xuanjun Yuan, Dawei Cheng, Songtao Wu, Zhenglin Cao, Yong Tang, Zongrui Xie

    Published 2018-01-01
    “…Based on the analyses of core and thin section observations, QEMSEM, XRD, SEM, CL, fluorescence, and image analysis software combined with logging and physical property data, this study shows that feldspar dissolution in the subaqueous distributary channel of a fan delta plain, which has good original physical properties and low mud contents, significantly improves the properties of the reservoir. …”
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  4. 19544

    PZS‐Net: Incorporating of Frame Sequence and Multi‐Scale Priors for Prostate Zonal Segmentation in Transrectal Ultrasound by Jianguo Ju, Qian Zhang, Pengfei Xu, Tiange Liu, Cheng Li, Ziyu Guan

    Published 2025-01-01
    “…Extensive experiments on TRUS image datasets show that the PZS‐Net achieves higher accuracy in both the transitional zone (dice coefficient [Dice]: 68.90% ± 1.73%, mean intersection over union [mIoU]: 59.19% ± 2.09%, 95% Hausdorff distance [HD95]: 5.02 ± 0.83 mm) and the peripheral zone (Dice: 63.99% ± 3.16%, mIoU: 54.60% ± 3.35%, HD95: 5.28 ± 1.12 mm) and demonstrates the effectiveness and competitiveness of its key components via comprehensive ablation studies.…”
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  5. 19545

    Increases in vegetation cover increase response more to climate change than to human activities in the Baiyangdian watershed by Jiashan Gao, Jianying Yang

    Published 2025-01-01
    “…Utilizing the Google Earth Engine (GEE) and Landsat remote sensing images, the normalized difference vegetation index (NDVI) of the Baiyangdian watershed from 1992 to 2022 was extracted. …”
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  6. 19546

    Integrating piecewise and symbolic regression with remote sensing data for spatiotemporal analysis of surface water total dissolved solids in the Karun River, Iran by Javad Zahiri, Mohammad Reza Nikoo, Adell Moradi-Sabzkouhi, Mitra Cheraghi, Nazmi Mat Nawi

    Published 2025-03-01
    “…Field sampling of TDS, as the output variable, was conducted along the Karun River on three dates, synchronized with Landsat satellite images. The innovative use of a fuzzy-based uncertainty analysis, coupled with AHP weighting, allowed for a comprehensive assessment of TDS estimation accuracy and uncertainty. …”
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  7. 19547

    Anatomic characteristics of the lacrimal sac and adjacent bony structures–a computed tomographic-dacryocystography research by Xin-Han Cui, Yan-Wen Fang, Li-Min Zhang, Ji-Ni Qiu, Chao-Ran Zhang, Yan Wang

    Published 2025-02-01
    “…Computed tomographic-dacryocystography (CT-DCG) scans were performed before lacrimal surgery, and image reconstruction was used to obtain continuous 0.75-mm axial, coronal, and segmental sections for review. …”
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  8. 19548

    Transforaminal lumbar interbody fusion (TLIF) surgery: A finite element analysis of open and minimally invasive approach on L4-L5 segment by Kishore Pradeep, Bidyut Pal, Kaushik Mukherjee, Gautam M. Shetty

    Published 2025-01-01
    “…Methods: A computed tomography scan image was processed and the three-dimensional model of the L1-L5 spine was reconstructed. …”
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  9. 19549

    Scanning Electron Microscopic Assessment of Stent Coating Integrity in Jailed Wire Technique for Bifurcation Treatment by Lijian Gao, Ce Zhang, Huanhuan Wang, Yiqun Zhang, Zhan Gao, Bo Xu, Jue Chen, Jinqing Yuan, Shubin Qiao, Jilin Chen

    Published 2021-01-01
    “…A total of 27 samples were tested. Analyses of SEM images showed a significant difference in the degree of coating damage among the three types of wire after the procedure of JWT (P<0.001). …”
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  10. 19550

    Harmonizing the past: EEG-based brain network unveil modality-specific mechanisms of nostalgia by Hu Shuxiang, Hu Shuxiang, Liu Ying, Liu Ying, Yue Qizong, Yue Qizong, Zhao Huan, Zhao Huan, Zheng Maoping, Zheng Maoping

    Published 2025-01-01
    “…Participants' emotions were elicited using nostalgic and non-nostalgic stimuli presented through three different sensory channels: auditory (sound only), visual (e.g., still images or synchronized lyrics related to music), and audiovisual (a combination of sound and visual elements, such as music videos).ResultsThe results demonstrated that nostalgic stimuli elicited significantly higher levels of emotional arousal, pleasure, nostalgia, and dominance compared to non-nostalgic stimuli. …”
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  11. 19551

    Neuromorphic Vision Based Multivehicle Detection and Tracking for Intelligent Transportation System by Guang Chen, Hu Cao, Muhammad Aafaque, Jieneng Chen, Canbo Ye, Florian Röhrbein, Jörg Conradt, Kai Chen, Zhenshan Bing, Xingbo Liu, Gereon Hinz, Walter Stechele, Alois Knoll

    Published 2018-01-01
    “…Instead of wastefully sending entire images at fixed frame rate, neuromorphic vision sensor only transmits the local pixel-level changes caused by the movement in a scene at the time they occur. …”
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  12. 19552

    Autoencoder Reconstruction of Cosmological Microlensing Magnification Maps by Somayeh Khakpash, Federica B. Bianco, Georgios Vernardos, Gregory Dobler, Charles Keeton

    Published 2025-01-01
    “…Rubin Legacy Survey of Space and Time, including thousands of lensed quasars and hundreds of multiply imaged supernovae, faster approaches become essential. …”
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  13. 19553

    Flood hazard monitoring and modeling systems for improving climate risk management using machine learning and geospatial models in the Hennops River catchment, Centurion, South Afr... by Paidamwoyo Mhangara, Eskinder Gidey, Matilda Mbazo

    Published 2025-01-01
    “…To achieve this, we obtained Sentinel-2A and Landsat images from the United States Geological Survey Archive and processed them using SVM and RF models, along with TWI and NDWI. …”
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  14. 19554

    Segmentation of tobacco shred point cloud and 3-D measurement based on improved PointNet++ network with DTC algorithm by Yihang Wang, Haiwei Zheng, Jie Yang, Yan Wang, Li Wang, Qunfeng Niu, Qunfeng Niu

    Published 2025-01-01
    “…Identifying the components of tobacco shred in cigarettes is a prerequisite for three-dimensional measurement. The two-dimensional image method can identify the tobacco shred and measure its two-dimensional characteristics but cannot determine its thickness. …”
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  15. 19555
  16. 19556

    Data-driven exploration of weak coordination microenvironment in solid-state electrolyte for safe and energy-dense batteries by Zhoujie Lao, Kehao Tao, Xiao Xiao, Haotian Qu, Xinru Wu, Zhiyuan Han, Runhua Gao, Jian Wang, Xian Wu, An Chen, Lei Shi, Chengshuai Chang, Yanze Song, Xiangyu Wang, Jinjin Li, Yanfei Zhu, Guangmin Zhou

    Published 2025-01-01
    “…Assisting with unsupervised learning, we use Climbing Image-Nudged Elastic Band simulations to screen lithium-ion conductors and screen out five potential candidates that elucidate the impact of lithium coordination environment on conduction behavior. …”
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  17. 19557

    Mining label-free consistency regularization for noisy facial expression recognition by Yumei Tan, Haiying Xia, Shuxiang Song

    Published 2024-12-01
    “…Moreover, MCR demonstrates superior generalization capability on other datasets with noisy labels, such as CIFAR100 and Tiny-ImageNet.…”
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  18. 19558

    Automatic Detection of Interplanetary Coronal Mass Ejections in Solar Wind In Situ Data by H. T. Rüdisser, A. Windisch, U. V. Amerstorfer, C. Möstl, T. Amerstorfer, R. L. Bailey, M. A. Reiss

    Published 2022-10-01
    “…For the automatic detection of ICMEs we propose a pipeline using a method that has recently proven successful in medical image segmentation. Comparing it to an existing method, we find that while achieving similar results, our model outperforms the baseline regarding training time by a factor of approximately 20, thus making it more applicable for other datasets. …”
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  19. 19559

    XCF-LSTMSATNet: A Classification Approach for EEG Signals Evoked by Dynamic Random Dot Stereograms by Tingting Zhang, Xu Yan, Xin Chen, Yi Mao

    Published 2025-01-01
    “…Stereovision is the visual perception of depth derived from the integration of two slightly different images from each eye, enabling understanding of the three-dimensional space. …”
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  20. 19560

    Corneal Nerve Parameter Reference Values for Chinese Adults Assessed by Corneal Confocal Microscopy by Juan Cao, Jingru Qu, Bekzod Odilov, Bin Lu, Yuanpin Zhang, Lili Li, Yuan Zhang, Qian Xiong, Yu Hong, Jianqiao Li, Yunfeng Shen, Xinguo Hou

    Published 2022-01-01
    “…Two experts captured and selected images of the central corneal subbasal nerve plexus at each center using the same corneal confocal microscopy instrument according to a commonly adopted protocol. …”
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