Showing 20,041 - 20,060 results of 20,631 for search '"imaging"', query time: 0.13s Refine Results
  1. 20041

    Synthesis, Characterization, and Evaluation of the Remediation Activity of Cissus quadrangularis Zinc Oxide Nanoparticle-Activated Carbon Composite on Dieldrin in Aqueous Solution by Calvince Ondijo, Fredrick Kengara, Isaac K’Owino

    Published 2022-01-01
    “…The UV-Vis spectra showed a complete reduction of Zn2+ to Zn0 with plasmon resonance bands in the range of 361–376 nm, which is a characteristic of ZNPs. The SEM images of ZNPs showed hexagonal-shaped particles of 15–20 nm, with face-centered cubic crystals, as demonstrated by XRD analysis. …”
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  2. 20042

    Information Geometry and Manifold Learning: A Novel Framework for Analyzing Alzheimer’s Disease MRI Data by Ömer Akgüller, Mehmet Ali Balcı, Gabriela Cioca

    Published 2025-01-01
    “…<b>Methods</b>: We applied information geometry and manifold learning to analyze grayscale MRI scans classified into No Impairment, Very Mild, Mild, and Moderate Impairment. Preprocessed images were reduced via Principal Component Analysis (retaining 95% variance) and converted into statistical manifolds using estimated mean vectors and covariance matrices. …”
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  3. 20043

    A U-Net-based denoising method for semi-airborne transient electromagnetic data and its application by Dong LIU, Hao FENG, Yongxin WANG, Xiaosheng ZHOU, Yuhong YAO, Huaifeng SUN

    Published 2025-01-01
    “…This method has been employed to denoise the measured data of the No.2 Fenghuang tunnel in the Laibin-Du'an section of the Hezhou-Bama expressway in Guangxi, significantly enhancing the interpretability of the multi-channel diagrams and apparent resistivity images after data denoising. Therefore, the U-Net-based method holds great practical significance for SATEM data denoising, thus providing effective technical support for future geophysical exploration.…”
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  4. 20044
  5. 20045
  6. 20046

    Design and evaluation of bromelain-encapsulated alginate beads reinforced with gum Arabic: Formulation, characterization, and stability in simulated gastrointestinal conditions by Methavee Peanparkdee, Phornphimon Janchai, Tanwarat Aksornsri, Pilanee Vaithanomsat

    Published 2025-03-01
    “…The formulation of 1.0 % (w/v) sodium alginate combined with 1.0 % (w/v) gum Arabic (SG1) resulted in a higher wall thickness. SEM image revealed numerous small crystals on the surface of SG1.5 and SG1, which were formed by crude extract and commercial bromelain. …”
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  7. 20047

    THERMAL ASSYMETRY OF THE ORAL MUCOSA RELATED TO INFECTIOUS AND PROSTHETIC FACTORS: A THERMOGRAPHIC STUDY by Laura Iosif, Marina Imre, Andreea Cristiana Didilescu, Ana Maria Cristina Ţâncu, Oana Elena Amza, Georgiana Florentina Gheorghe, Ruxandra Ionela Sfeatcu, Radu Ilinca, Bogdan Alexandru Dimitriu

    Published 2024-12-01
    “…Asymmetrical temperature distribution on the maxillary denture bearing mucosa as detected from thermal images coincides well with infective-inflammatory conditions such as Candida-associated denture stomatitis but can also be frequently detected in healthy maxillary mucosa in wearers of old complete dentures. …”
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  8. 20048
  9. 20049

    Application of microbially induced calcite precipitation to mitigate soil frost heave by M.F. Nikshoar, M.A. Rowshanzamir, S.M. Abtahi, S. Soleimanian-Zad

    Published 2023-04-01
    “…The reduction of frost heave due to the application of this method was attributed to the precipitated calcite within the soil voids and was justified by the scanning electron microscopy images of the treated soil samples. This study proved that the proposed method might be utilized as a potential ecological-friendly approach in the future researches.…”
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  10. 20050

    Reliability of nociceptive monitors vs. standard practice during general anesthesia: a prospective observational study by Daniel Widarsson Norbeck, Sophie Lindgren, Axel Wolf, Pether Jildenstål

    Published 2025-01-01
    “…This study evaluated the feasibility and effectiveness of three nociception monitoring techniques Nociception Level Index (NOL), Skin Conductance Algesimeter (SCA) and heart rate monitoring in patients undergoing image-guided, minimally invasive abdominal interventions under general anesthesia. …”
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  11. 20051

    Comparative analysis of acids and temperatures in gelatin extraction from the skin of yellowfin tuna (Thunnus albacares) by Vicky Prajaputra, Sri Agustina, Nadia Isnaini, Agillia Nabila, Hikma Kasih Margolang, Sahra Apriani, Siti Maqfirah

    Published 2024-12-01
    “…FTIR analysis confirmed the presence of characteristic gelatin functional groups, including Amide I, II, and III. SEM images showed a denser and more uniform structure in acetic acid-extracted gelatin, while gelatin extracted with citric acid had a more porous and irregular surface. …”
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  12. 20052

    Influence of Acidic Substances on Compression Deformation Characteristics of Loess by Hao Tang, Chiyang Liu, Nianqin Wang, Huahua Li, Guannan Wu, Jinzhi Luo, Mengli Zeng

    Published 2021-01-01
    “…The test results show that when the soaking time is the same, the hydrochloric acid concentration increases from 0 to 3.0 mol/L, the compression coefficient Cc increases by 43.20–87.5%, and the compression yield stress σpc decreases by 51.36–60.86%; when the concentration of hydrochloric acid is the same, the soaking time increases from 1 day to 12 days, the compression coefficient Cc increases by 119.05–197.46%, and compressive yield stress σpc decreases by 10.67–22.02%. The microscopic images of loess soaked for 12 days at 3.0 mol/L hydrochloric acid concentration were compared with those of the original loess. …”
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  13. 20053

    Characterizing Flow and Structure of Diabetic Retinal Neovascularization after Intravitreal Anti-VEGF Using Optical Coherence Tomography Angiography: A Pilot Study by Christof Haensli, Katrin Fasler, Daniel Barthelmes, Sandrine A. Zweifel

    Published 2021-01-01
    “…Retinal NV were repeatedly imaged using swept-source OCTA (Zeiss PlexElite 9000) at baseline, after initial treatment block with 3-4 monthly injections, and during a follow-up period of up to 51 weeks. …”
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  14. 20054
  15. 20055

    Evaluation of The Effect of Pre-Operative Informed Consent Form on Pre-Operative Anxiety by Sultan Zortul

    Published 2024-12-01
    “…Furthermore, a positive correlation was found between lower education levels, presence of chronic disease, smoking, and higher anxiety levels.Conclusion: The study results emphasize that providing a detailed informed consent form, which includes images of the surgical procedure, significantly reduced pre-operative anxiety levels in patients. …”
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  16. 20056
  17. 20057

    Advances in the carbon-ceramic composites oxidation and ablation resistance: A review by Anna Didenko, Alexey Astapov

    Published 2025-01-01
    “…The results of the generalization are presented in the form of tables and schematic images of microstructures of forming oxide films with layer detailing. …”
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  18. 20058

    Leveraging hybrid model of ConvNextBase and LightGBM for early ASD detection via eye-gaze analysis by Ranjeet Bidwe, Sashikala Mishra, Simi Bajaj, Ketan Kotecha

    Published 2025-06-01
    “…. • A new ConvNextBase architecture proposed with few unfreezed layers and extra dense layers with units of 512 and 128, respectively, and dropout layers with a rate of 0.5 that extract rich, high-level, and more complex features from the images to improve generalization and mitigate overfitting. • A LightGBM model performed classification using 3-fold cross-validation and found the best parameters for bagging_function, feature_fraction, max_depth, Number_of_leaves and learning_rate with values of 0.8, 0.8, −1, 31 and 0.1 respectively, to improve the model's robustness on unseen data.This proposed method is trained and tested on the publicly available Kaggle dataset, and results are benchmarked with other state-of-the-art methods. …”
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  19. 20059

    Cardiac magnetic resonance quantified epicardial fat volume is associated with complex coronary artery disease among diabetics by Shimaa Sayed Khidr, Bakeer Mohamed Bakeer, Hatem Abdel-Rahman Helmy, Heba Mahmoud El-Naggar

    Published 2025-02-01
    “…Epicardial and pericardial fat volumes were measured along short-axis CMR-derived images. CAD severity and complexity were evaluated using the syntax score (SS). …”
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  20. 20060

    Tongue Muscle Training App for Middle-Aged and Older Adults Incorporating Flow-Based Gameplay: Design and Feasibility Pilot Study by Kuan-Chu Su, Ko-Chiu Wu, Kuei-Ru Chou, Chia-Hsu Huang

    Published 2025-01-01
    “…This pilot study used an image recognition system to detect the tongue movements of 32 healthy middle-aged and older adults (7 males, 21.9%; 25 females, 78.1%) during 3 game training tasks, each requiring different reaction speeds. …”
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