Showing 19,381 - 19,400 results of 20,631 for search '"imaging"', query time: 0.15s Refine Results
  1. 19381

    Análise da dinâmica temporal da cobertura vegetal na microrregião de Umarizal (2000 a 2022), semiárido do Rio Grande do Norte, Brasil by Islânia dos Santos Nunes, Alfredo Marcelo Grigio, Marco Antônio Diodato

    Published 2024-10-01
    “…The methodological procedures used were satellite images from the Landsat series, specifically Landsat 5, Landsat 8, and Landsat 9, for both the dry and rainy periods of the years 2000, 2007, 2014, 2017, and 2022. …”
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  2. 19382
  3. 19383

    Determination of Ischemia Onset Based on Automatically Generated Spectralis SD-OCT Values in Acute Central Retinal Artery Occlusion by Maria Casagrande, Robert Kromer, Daniel A. Wenzel, Sven Poli, Martin S. Spitzer, Vasyl Druchkiv, Maximilian Schultheiss, Spyridon Dimopoulos

    Published 2021-01-01
    “…All patients received a Spectralis SD-OCT image of both eyes. The RRTI was calculated for the ETDRS sectors using the Segmentation Module for Single Retinal Layer Analysis. …”
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  4. 19384

    IoT-Based Multisensors Fusion for Activity Recognition via Key Features and Hybrid Transfer Learning by Ahmad Jalal, Danyal Khan, Touseef Sadiq, Moneerah Alotaibi, Sultan Refa Alotaibi, Hanan Aljuaid, Hameedur Rahman

    Published 2025-01-01
    “…Key features are extracted using techniques such as ORB (Oriented FAST and Rotated BRIEF), MSER (Maximally Stable Extremal Regions), DFT (Discrete Fourier Transform), and KAZE for image data, and LPCC (Linear Predictive Cepstral Coefficients), PSD (Power Spectral Density), AR Coefficient, and entropy for sensor data. …”
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  5. 19385

    Optimal Pore Size of Honeycomb Polylactic Acid Films for In Vitro Cartilage Formation by Synovial Mesenchymal Stem Cells by Misaki Yagi, Mitsuru Mizuno, Ryota Fujisawa, Hisako Katano, Kentaro Endo, Nobutake Ozeki, Yuriko Sakamaki, Hideyuki Koga, Ichiro Sekiya

    Published 2021-01-01
    “…One day after plating, the medium was switched to chondrogenic induction medium, and the films were time-lapse imaged and observed histologically. Results. The 5 μm pore film showed MSCs with pseudopodia that extended between several pores, while the 20 μm pore film showed MSC bodies submerged into the pores. …”
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  6. 19386

    Synthesis and Characterization of Silver and Gold Nanoparticles Using Aqueous Extract of Seaweed, Turbinaria conoides, and Their Antimicrofouling Activity by Sri Ramkumar Vijayan, Prakash Santhiyagu, Muthukkumarasamy Singamuthu, Natarajan Kumari Ahila, Ravindran Jayaraman, Kannapiran Ethiraj

    Published 2014-01-01
    “…The macrotube dilution method inferred the MIC (20–40 µL mL−1) and MBC (40–60 µL mL−1) of Ag NPs. The CLSM images clearly showed the weak adherence and disintegrating biofilm formation of marine biofilm bacterial strains treated with Ag NPs. …”
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  7. 19387

    Reliability of Endoscopic Ultrasound Using Miniprobes and Grayscale Histogram Analysis in Diagnosing Upper Gastrointestinal Subepithelial Lesions by Samiullah Khan, Rui Zhang, Weili Fang, Tao Wang, Shu Li, Danna Wang, Yixiang Chang, Lanping Zhu, Bang-mao Wang, Wentian Liu

    Published 2020-01-01
    “…The EUS findings of SELs and pathological results after endoscopic resection were compared. The EUS images of SELs, particularly, leiomyoma and GIST, were further analyzed via a grayscale histogram to differentiate between the two tumors. …”
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  8. 19388

    Autonomous detection of nail disorders using a hybrid capsule CNN: a novel deep learning approach for early diagnosis by Gunjan Shandilya, Sheifali Gupta, Salil Bharany, Ateeq Ur Rehman, Upinder Kaur, Hafizan Mat Som, Seada Hussen

    Published 2024-12-01
    “…The purpose of this research is to offer novel deep-learning algorithms that target the autonomous categorization of six forms of nail disorders by employing images: Blue Finger, Clubbing, Pitting, Onychogryphosis, Acral Lentiginous Melanoma, and Normal Nail or Healthy Nail Appearance. …”
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  9. 19389

    Evaluation of Agreement between HRT III and iVue OCT in Glaucoma and Ocular Hypertension Patients by A. Perdicchi, M. Iester, D. Iacovello, A. Cutini, M. Balestrieri, M. G. Mutolo, A. Ferreras, M. T. Contestabile, S. M. Recupero

    Published 2015-01-01
    “…All subjects performed achromatic 30° VF by Octopus Program G1X dynamic strategy and were imaged with HRT III and iVue OCT. Sectorial and global MRA, GPS, and OCT parameters were used for the analysis. …”
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  10. 19390

    Sonographic and Clinical Features of Upper Extremity Deep Venous Thrombosis in Critical Care Patients by Michael Blaivas, Konstantinos Stefanidis, Serafim Nanas, John Poularas, Mitchell Wachtel, Rubin Cohen, Dimitrios Karakitsos

    Published 2012-01-01
    “…Additionally, a standardized ultrasound scan was performed to detect the extent of the thrombus. Images were interpreted offline by two independent readers. …”
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  11. 19391

    Directional microwave ablation in spine: experimental assessment of computational modeling by Austin Pfannenstiel, Haileigh Avellar, Clay Hallman, Brandon L. Plattner, Margaret A. Highland, Francois H. Cornelis, Warren L. Beard, Punit Prakash

    Published 2024-12-01
    “…Visible ablation zones, as indicated by grayed tissue, were smaller than those typical in other soft tissues. Posthumous MRI images of in vivo ablations showed hyperintensity. …”
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  12. 19392

    A Novel Deep Learning Approach for Yarn Hairiness Characterization Using an Improved YOLOv5 Algorithm by Filipe Pereira, Helena Lopes, Leandro Pinto, Filomena Soares, Rosa Vasconcelos, José Machado, Vítor Carvalho

    Published 2024-12-01
    “…By utilizing deep learning algorithms, a model can detect various yarn irregularities, including thick places, thin places, and neps, while characterizing hairiness by distinguishing between loop and protruding fibers in digital yarn images. This paper proposes a novel approach using deep learning, specifically, an enhanced algorithm based on YOLOv5s6, to characterize different types of yarn hairiness. …”
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  13. 19393

    Impact of the Luding Earthquake on the Area of Potentially Suitable Habitat for <i>Batrachuperus</i> Species in the Gongga Mountain National Nature Reserve by Xinlong Song, Xiuying Liu, Xiaoao Zheng, Jian Song, Zhangqiang You, Jianli Xiong

    Published 2025-01-01
    “…The main objective of this study was to evaluate the impact of the Luding earthquake on the area of potentially suitable habitat for the <i>Batrachuperus</i> species by combining Maxent modeling, remote sensing image processing, and GIS methods. The results showed that precipitation, temperature, and slope were the most important variables affecting the distribution of the <i>Batrachuperus</i> species. …”
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  14. 19394

    A Review on Deep Learning for Quality of Life Assessment Through the Use of Wearable Data by Vasileios Skaramagkas, Ioannis Kyprakis, Georgia S. Karanasiou, Dimitris I. Fotiadis, Manolis Tsiknakis

    Published 2025-01-01
    “…DL models can analyze vast and complex datasets, including patient-reported outcomes, medical images, and physiological signals, enabling a deeper understanding of factors influencing an individual&#x0027;s QoL. …”
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  15. 19395

    Computationally-efficient rendering of diffuse reflections for geometrical acoustics based room simulation by Ewert Stephan D., Gößling Nico, Buttler Oliver, van de Par Steven, Hu Hongmei

    Published 2025-01-01
    “…Geometrical acoustics is well suited for real-time room acoustics simulation and is often implemented using the image source model (ISM). One drawback of the ISM is its limitation to specular reflections, while sound scattering plays an important role in real environments. …”
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  16. 19396

    A machine learning based algorithm accurately stages liver disease by quantification of arteries by Zhengxin Li, Xin Sun, Zhimin Zhao, Qiang Yang, Yayun Ren, Xiao Teng, Dean C. S. Tai, Ian R. Wanless, Jörn M. Schattenberg, Chenghai Liu

    Published 2025-01-01
    “…The second harmonic generation (SHG)/two-photon images were generated from unstained slides. Collagen proportionate area (CPA) using SHG. …”
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  17. 19397

    LMFUNet: A Lightweight Multi-fusion UNet Based on Spiking Neural Systems for Skin Lesion Segmentation by Ningkang Hu, Bing Li, Hong Peng, Zhicai Liu, Jun Wang

    Published 2024-01-01
    “…Skin lesion segmentation is critical in medical image processing, but the segmentation task faces numerous challenges due to the differences in size, color, shape, and texture of skin lesions between patients, as well as the blurring of the boundary between lesions and normal skin. …”
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  18. 19398

    Habitat Reduction and Population Structure of Endangered Asian Arowana (Scleropages formosus) Golden Red in Riau Sumatra, Indonesia by Arief Anthonius Purnama, Tsugiyuki Masunaga

    Published 2025-01-01
    “…A comparison of satellite images taken in 2017 and 2021 revealed a reduction in swamp area by 664 ha (from 921 to 257 ha) and a decrease in swamp forest by 116 ha (from 264 to 148 ha). …”
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  19. 19399

    Investigating the compressive behavior of zeolite-based porous mechanical metamaterials by Dosung Lee, JunHo Song, Kyoungmin Min, Namjung Kim

    Published 2025-01-01
    “…Mechanical properties were assessed via numerical simulations and compression tests, verified with digital image correlation. The selected structures were categorized into four groups based on their stress–strain responses: nonlinear, linear, bilinear, and collapsed. …”
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  20. 19400