Showing 1,721 - 1,740 results of 3,702 for search 'positive based learning methods', query time: 0.24s Refine Results
  1. 1721

    Patient-specific prostate segmentation in kilovoltage images for radiation therapy intrafraction monitoring via deep learning by Adam Mylonas, Zeyao Li, Marco Mueller, Jeremy T. Booth, Ryan Brown, Mark Gardner, Andrew Kneebone, Thomas Eade, Paul J. Keall, Doan Trang Nguyen

    Published 2025-06-01
    “…Typically, fiducial markers are implanted as a surrogate for the tumour position due to the low radiographic contrast of soft tissues in kilovoltage (kV) images. …”
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  2. 1722
  3. 1723

    Distributed Decision Making for Electromagnetic Radiation Source Localization Using Multi-Agent Deep Reinforcement Learning by Jiteng Chen, Zehui Zhang, Dan Fan, Chaoqun Hou, Yue Zhang, Teng Hou, Xiangni Zou, Jun Zhao

    Published 2025-03-01
    “…To address these challenges, we propose the Multi-UAV Reconnaissance Proximal Policy Optimization (MURPPO) algorithm based on a distributed reinforcement learning framework, which utilizes an independent decision making mechanism and collaborative positioning method with multiple UAVs to achieve high-precision detection and localization of radiation sources. …”
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  4. 1724

    AI Under Attack: Metric-Driven Analysis of Cybersecurity Threats in Deep Learning Models for Healthcare Applications by Sarfraz Brohi, Qurat-ul-ain Mastoi

    Published 2025-03-01
    “…In this paper, we provide a comprehensive analysis of key attack vectors, including adversarial attacks, such as the gradient-based Fast Gradient Sign Method (FGSM), evasion attacks (perturbation-based), and data poisoning, which threaten the reliability of DL models, with a specific focus on breast cancer detection. …”
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  5. 1725

    Long-Term Predictive Modelling of the Craniofacial Complex Using Machine Learning on 2D Cephalometric Radiographs by Michael Myers, Michael D. Brown, Sarkhan Badirli, George J. Eckert, Diane Helen-Marie Johnson, Hakan Turkkahraman

    Published 2025-02-01
    “…The highest prediction accuracy within the 2 mm or 2° clinical thresholds was achieved for maxilla to cranial base angle (80%), lower incisor position (75%), and maxilla to mandible angle (70%). …”
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  6. 1726

    SkinEHDLF a hybrid deep learning approach for accurate skin cancer classification in complex systems by Umesh Kumar Lilhore, Yogesh Kumar Sharma, Sarita Simaiya, Roobaea Alroobaea, Abdullah M. Baqasah, Majed Alsafyani, Afnan Alhazmi

    Published 2025-04-01
    “…This study introduces SkinEHDLF, an innovative deep-learning model that enhances skin cancer classification. …”
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  7. 1727

    Leveraging Deep Learning and Multimodal Large Language Models for Near-Miss Detection Using Crowdsourced Videos by Shadi Jaradat, Mohammed Elhenawy, Huthaifa I. Ashqar, Alexander Paz, Richi Nayak

    Published 2025-01-01
    “…The zero-shot learning method performed better, achieving an accuracy of 81.2% and an F1-score of 81.9%. …”
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  8. 1728
  9. 1729

    Image-based and textbook-based virtual reality training on operational skills among junior residents: a proof of concept study by Wan-Ni Lin, Hai-Hua Chuang, Yi-Ping Chao, Li-Jen Hsin, Chung-Jan Kang, Tuan-Jen Fang, Hsueh-Yu Li, Li-Ang Lee

    Published 2025-05-01
    “…However, the impact of IBVR on learning outcomes requires further investigation. This study aims to assess the efficacy of IBVR compared to textbook-based VR (TBVR) in teaching operational skills to junior residents. …”
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    Article
  10. 1730

    Data-Enabled Intelligence in Complex Industrial Systems Cross-Model Transformer Method for Medical Image Synthesis by Zebin Hu, Hao Liu, Zhendong Li, Zekuan Yu

    Published 2021-01-01
    “…More specifically, the proposed method captures locality feature via local discriminator based on CNN and utilizes long-range dependencies to learning global feature through global discriminator based on transformer architecture. …”
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  11. 1731
  12. 1732

    Using Artificial Intelligence for Detecting Diabetic Foot Osteomyelitis: Validation of Deep Learning Model for Plain Radiograph Interpretation by Francisco Javier Álvaro-Afonso, Aroa Tardáguila-García, Mateo López-Moral, Irene Sanz-Corbalán, Esther García-Morales, José Luis Lázaro-Martínez

    Published 2025-08-01
    “…Objective: To develop and validate a ResNet-50-based deep learning model for automatic detection of osteomyelitis (DFO) in plain radiographs of patients with diabetic foot ulcers (DFUs). …”
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  13. 1733

    DSGRec: dual-path selection graph for multimodal recommendation by Zihao Liu, Wen Qu

    Published 2025-04-01
    “…Although methods based on graph convolutional networks (GCNs) have achieved notable success, they still face two key limitations: (1) the narrow interpretation of interaction information, leading to incomplete modeling of user behavior, and (2) a lack of fine-grained collaboration between user behavior and multi-modal information. …”
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  14. 1734

    A semi-supervised deep neuro-fuzzy iterative learning system for automatic segmentation of hippocampus brain MRI by M Nisha, T Kannan, K Sivasankari

    Published 2024-12-01
    “…To assess its effectiveness, the proposed segmentation technique was evaluated on a large dataset of 18,900 images from Kaggle, and the results were compared with those of existing methods. Based on the analysis of results reported in the experimental section, the proposed scheme in the Semi-Supervised Deep Neuro-Fuzzy Iterative Learning System (SS-DNFIL) achieved a 0.97 Dice coefficient, a 0.93 Jaccard coefficient, a 0.95 sensitivity (true positive rate), a 0.97 specificity (true negative rate), a false positive value of 0.09 and a 0.08 false negative value when compared to existing approaches. …”
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  15. 1735

    Building virtual communities of practice in post-editing training: A mixed-method quasi-experimental study by Lyu Wang, Xiangling Wang

    Published 2021-07-01
    “…Students' perceptions of the VCoP method were generally positive, showing its usability.…”
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  16. 1736

    Integration of an Audiovisual Learning Resource in a Podiatric Medical Infectious Disease Course: Multiple Cohort Pilot Study by Garrik Hoyt, Chandra Shekhar Bakshi, Paramita Basu

    Published 2025-02-01
    “…These results contribute to the discourse on innovative educational methods and highlight the potential of multimedia-based learning resources to enrich medical curricula. …”
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    Article
  17. 1737

    Multi-scale sparse convolution and point convolution adaptive fusion point cloud semantic segmentation method by Yuxuan Bi, Peng Liu, Tianyi Zhang, Jialin Shi, Caixia Wang

    Published 2025-02-01
    “…By prioritizing the importance of input feature positions, this module enhances the sparse learning performance of critical feature information. …”
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  18. 1738

    The Cognivue Amyloid Risk Measure (CARM): A Novel Method to Predict the Presence of Amyloid with Cognivue Clarity by James E. Galvin, Michael J. Kleiman, Heather M. Harris, Paul W. Estes

    Published 2025-04-01
    “…The CARM differentiated between individuals with amyloid and without amyloid by PET (p < 0.001, Cohen’s d = 0.618) and blood-based biomarkers (p’s < 0.001). Amyloid positivity and cognitive impairment increased across four CARM thresholds (p < 0.001). …”
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  19. 1739

    Unveiling spatiotemporal evolution and driving factors of ecosystem service value: interpretable HGB-SHAP machine learning model by Xiangming Xu, Xinyi Zhang, Linghua Qin, Rui Li

    Published 2025-08-01
    “…Furthermore, the driving factors of ESV were explored using the explainable machine learning method.ResultsThe findings are as follows: (1) The net ESV of the Gangjiang Upstream Basin (GUB) has undergone a decline from 1990 to 2000, with climate regulation and hydrological regulation collectively accounting for approximately 50% of all functions. (2) A mere 0.69% of the areas exhibited an increase in the level of ESV, while 11.19% demonstrated a decline by 2020, based on the grid scale. …”
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  20. 1740

    Leveraging machine learning models for anemia severity detection among pregnant women following ANC: Ethiopian context by Bekan Kitaw, Chera Asefa, Firew Legese

    Published 2024-12-01
    “…Feature selection employed filter methods based on mutual information, and F-score was used to assess anemia severity prediction across four classes. …”
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