Showing 661 - 680 results of 3,553 for search 'different threshold (method OR methods)', query time: 0.26s Refine Results
  1. 661

    Continuum topological derivative - A novel application tool for segmentation of CT and MRI images by Viswanath Muthukrishnan, Sandeep Jaipurkar, Nedumaran Damodaran

    Published 2024-09-01
    “…Following this, segmentation of the region of interest was performed using the CTD technique, with comparisons made against Discrete Topological Derivatives (DTD), k-mean clustering and Adaptive Threshold methods. Evaluation of the proposed CTD algorithm's effectiveness in segmentation involved calculating performance metrics such as Jaccard and dice indices to assess spatial overlap of segmented images. …”
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  2. 662
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    On the modification of bit-flipping decoder of LDPC-codes by S. S. Gurskiy, N. S. Mogilevskaya

    Published 2021-04-01
    “…A comparative analysis of the error- correcting capability of decoders is carried out by the simulation modeling method.Results. A lemma on the maximum value of the decoder threshold T is formulated and proved. …”
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  4. 664

    FEATURE SELECTION COMPARATIVE PERFORMANCE FOR UNSUPERVISED LEARNING ON CATEGORICAL DATASET by Rachmad Fitriyanto, Mohamad Ardi

    Published 2025-03-01
    “…The original dataset, containing 24 items, was preprocessed and partitioned into five subsets: one via Chi-Square and four via Mutual Information using different dependency thresholds (a low-mid-high scheme and dynamic quartile thresholds: Q1toMax, Q2toMax, and Q3toMax). …”
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  5. 665

    Computational approaches to apply the String Edit Algorithm to create accurate visual scan paths by Ricardo Palma Fraga, Ziho Kang

    Published 2024-11-01
    “…These methods might assist researchers in identifying accurate threshold values for the I-VT algorithm or potentially other eye movement detection algorithms. …”
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    Geomagnetically Induced Current Modeling in New Zealand: Extreme Storm Analysis Using Multiple Disturbance Scenarios and Industry Provided Hazard Magnitudes by D. H. Mac Manus, C. J. Rodger, M. Dalzell, A. Renton, G. S. Richardson, T. Petersen, M. A. Clilverd

    Published 2022-12-01
    “…In this study we utilize the magnetic field waveforms measured during three large geomagnetic storms and scale them to expected worst case extreme storm magnitudes. Multiple methods are used to simulate the varying magnitude of the magnetic field across the different latitudes of New Zealand. …”
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  8. 668

    Digital economy, consumption structure and rural economic transformation: a case study of China by Yang Liu, Wenjuan Chen, Xu Zhang, Wenmei Liao, Wenmei Liao, Wenmei Liao

    Published 2025-02-01
    “…Under the background of rural revitalization strategy, digital technology is increasingly being applied in the agricultural sector, and the digital economy is becoming a new driving force for China's rural economic transformation.MethodsBased on China's provincial panel data from 2013 to 2020, this paper uses the two-way fixed effect model, intermediary effect model, and panel threshold model to deeply analyze the impact and internal mechanism of the digital economy development on rural economic transformation.Results and discussionThe research shows that the digital economy significantly promotes China's rural economic transformation, and this conclusion is still valid after robustness tests such as selecting historical data as instrumental variables. …”
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    Relationship Between Infrared Thermography and Functional Parameters in the Lower Limbs of Hemiplegic Patients by Alessio Cabizosu, Alberto López-López, Daniele Grotto, Josefina Maria Vegara-Meseguer

    Published 2025-03-01
    “…The aim of this study was to observe the relationship between the skin temperature and the functional response in the triceps suralis of hemiplegic patients in relation to the healthy control group. Methods: A descriptive observational study was conducted based on the STARD recommendations. …”
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  13. 673

    Dry cupping therapy combined with conventional therapy does not provide additional benefits over conventional therapy alone in patients with non-specific chronic low back pain: a r... by Renjie Xu, Yun Yang, Chengjie Yan, Zhou Li, Chaochen Zhao, Jingming Ma, Guangxu Xu

    Published 2025-06-01
    “…Results At week 4 the between‑group difference in resting pain was trivial (median difference 0.0 cm, 95% CI − 1.0 to 1.0). …”
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  14. 674

    Evaluating the Correlation of SARS-CoV-2 Reverse-transcription Polymerase Chain Reaction Cycle Threshold Values at Diagnosis with Subsequent COVID-19 Disease Severity and Humoral I... by Asha Jyothi Penugonda, Deepayan Biswas, Rahul William Dsouza, Koshy Alan Valiaveetil, Balamurugan Durai, Belavendra Antonisamy, Mahesh Moorthy, Rajeev Zachariah Kompithra, Leni Grace Mathew

    Published 2024-11-01
    “…A correlation could potentially inform treatment and vaccination decisions in advance. Materials and Methods: This prospective observational study was conducted from February 2021 to January 2022 in children below 16 years who tested RT-PCR test positive for SARS-CoV-2, including multisystem inflammatory syndrome in children. …”
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  15. 675

    Effects of Non-Immersive Virtual Reality Exercise on Self-Reported Pain and Mechanical Hyperalgesia in Older Adults with Knee and Hip Osteoarthritis: A Secondary Analysis of a Rand... by Francisco Guede-Rojas, Cristhian Mendoza, Leonardo Rodríguez-Lagos, Adolfo Soto-Martínez, David Ulloa-Díaz, Carlos Jorquera-Aguilera, Claudio Carvajal-Parodi

    Published 2025-06-01
    “…Pain intensity was assessed using the Visual Analog Scale (VAS), and mechanical hyperalgesia was evaluated through pressure pain thresholds (PPTs). Secondary outcomes included the Global Rating of Change (GRoC) and the minimal clinically important difference (MCID) for the VAS. …”
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    Prognostic value of ALBI score for all-cause mortality in metabolic associated fatty liver disease patients: a cohort study from NHANES 2003–2018 by Guoxing Zhou, Weiwei Han, Jinhong Luan, Baozhu Ma

    Published 2025-08-01
    “…Additionally, we conducted threshold effect analysis to identify potential inflection points in the ALBI-mortality relationship and used Kaplan-Meier survival analysis to visualize survival differences across ALBI tertiles. …”
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  18. 678

    A Multidirectional-Difference-Hash-Based Image Clutter Metric for Targeting Performance by Yufei Zhao, Yong Song, Muhammad Sulaman, Xu Li, Zhengkun Guo, Xin Yang, Fengning Wang

    Published 2019-01-01
    “…Initially, an image similarity measure method based on multidirectional difference hash is established. …”
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