Showing 581 - 600 results of 848 for search '"high frequency"', query time: 0.09s Refine Results
  1. 581

    Association of killer immunoglobulin-like receptor genotypes and haplotypes with acute lymphoblastic leukemia risk by Jameel Al-Tamimi, Suliman Alomar, Ali Aljuaimlani, Lamjed Mansour

    Published 2025-01-01
    “…Results A significant high frequency of the two inhibitory KIR genes; 2DL1 (OR = 2.4; p  < 0.0001) and 3DL1 (OR = 10.87; p  = 0.0068) in ALL compared to healthy group was observed. …”
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  2. 582

    Evaluation of Mucous Retention Cyst Prevalence on Digital Panoramic Radiographs in the Local Population of Iran by Homa Rastegar, Fereshteh Osmani

    Published 2022-01-01
    “…The most common complication of this lesion is sinusitis. Due to the high frequency of these cysts in panoramic radiography of patients referred to dentistry, this study aimed to evaluate the frequency of mucous retention cysts in the maxillary sinus on panoramic images of the local population in Birjand in the year 2020. …”
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  3. 583

    Physics‐Based Hazard Assessment of Compound Flooding From Tropical and Extratropical Cyclones in a Warming Climate by Ali Sarhadi, Raphaël Rousseau‐Rizzi, Kerry Emanuel

    Published 2025-01-01
    “…Although compound flooding induced by ETCs increases mostly in coastal areas due to SLR, inland areas exhibit almost no change, and some even show a decline in rainfall‐driven flooding from high‐frequency ETC events toward the end of the century compared to the current climate. …”
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  4. 584

    Factors determining quality of life of patients with ischemic cardiomyopathy selected for revascularization procedures by N.B. Іvaniuk, О.J. Zharinov, K.O. Mikhaliev, О.А. Yepanchintseva, B.М. Тоdurov

    Published 2016-09-01
    “…The key features of the surveyed cohort of patients that might explain poor QoL were high frequency of previous myocardial infarction and presence of left ventricular systolic dysfunction. …”
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    Article
  5. 585

    Synthesis, Characterization, and Dielectric Behaviors of 4-Diethanolaminomethyl Styrene and Benzyl Methacrylate Copolymer and Its Metal Complexes by Aslisah Acikses, Fethiye Öksüz

    Published 2019-01-01
    “…As the temperature increased, the intensities of O-H stretching bands at 3125–3429 cm−1 resulting from hydrogen bond decreased and shifted to high frequency. Gel permeation chromatography was used to determine the average molecular weights and polydispersity index of the poly(DEAMSt0.49-co-BMA) ligand. …”
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  6. 586

    Deep Learning and Wavelet Transform Combined With Multichannel Satellite Images for Tropical Cyclone Intensity Estimation by Chang-Jiang Zhang, Mei-Shu Chen, Lei-Ming Ma, Xiao-Qin Lu

    Published 2025-01-01
    “…The model mainly consists of three modules: wavelet transform enhancement module, multichannel satellite image fusion module, and TC intensity estimation module, which are used to extract high-frequency information from the source image, generate a three-channel fused image, and perform TC intensity estimation. …”
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  7. 587

    Advancing Sustainable Development Goals through Earth Observation Satellite Data: Current Insights and Future Directions by Qiang Zhao, Le Yu

    Published 2025-01-01
    “…Earth observation (EO) satellites have become essential tools in advancing these goals, providing high-frequency, extensive data for tracking environmental changes, assessing ecosystem health, and supporting resource management. …”
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    Article
  8. 588

    Designing Channel Attention Fully Convolutional Networks with Neural Architecture Search for Customer Socio-Demographic Information Identification Using Smart Meter Data by Zhirui Luo, Qingqing Li, Ruobin Qi, Jun Zheng

    Published 2025-01-01
    “…In recent years, machine learning-based data-driven methods have gained popularity compared to traditional survey-based approaches, owing to their time and cost efficiency, as well as the availability of a large amount of high-frequency smart meter data. <b>Methods:</b> In this paper, we propose a new method that harnesses the power of neural architecture search to automatically design deep neural network architectures tailored for identifying various socio-demographic information of customers using smart meter data. …”
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  9. 589

    Impact of Financial Market uncertainty and Financial Crises on Dynamic Stock—Foreign Exchange Market Correlations: A New Perspective by Farid Irani, Abobaker Al.Al. Hadood, Korhan K. Gökmenoğlu, Seyed Alireza Athari

    Published 2025-01-01
    “…Using quantile regression estimation and analyzing high-frequency data from 1999 to 2021, we uncover distinct relationships influenced by currency-specific uncertainties. …”
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    Article
  10. 590

    Diagnosis of induction motor stator faults around rotor slot harmonics using the Matrix Pencil method by Mohamed Kouadria, Zakaria Chedjara, Chun-Lien Su, Mohamed Benbouzid, Josep M. Guerrero, Babul Salam KSM Kader Ibrahim, Hafiz Ahmed

    Published 2025-03-01
    “…Indeed, the proposed approach offers very high frequency resolution even for very short acquisition times, thus allowing improved detection even for low amplitudes. …”
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    Article
  11. 591

    Spatial Characteristics and Connectivity of Urban Floods in Eastern China: Insights From a Newly Established Data Set During 2010–2020 by Zhenghui Lu, Linhao Zhong, Yang Yang, Xinlei Han, Xiaoling Jiang, Zitong Shi, Dabang Jiang

    Published 2025-01-01
    “…Based on this data set, our analysis identified four high‐frequency urban flood centers in South, Southeast, Southwest, and North China. …”
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  12. 592

    Estimation of Elastic Moduli of Particulate Composites by New Models and Comparison with Moduli Measured by Tension, Dynamic, and Ultrasonic Tests by G. Bourkas, I. Prassianakis, V. Kytopoulos, E. Sideridis, C. Younis

    Published 2010-01-01
    “…The latter is attributed to the high frequency of ultrasonics. Since measurements from ultrasonic's and from dynamic experiments depend on the frequency, the modulus of elasticity estimated by ultrasonic's is compared with that (storage modulus) estimated by dynamic experiments.…”
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  13. 593

    Antitumor Activity of Intratumoral Ethanol Injection in an Orthotopic Pancreatic Cancer Cell Mouse Xenograft Model by Wen-Ying Zhang, Zhen-Dong Jin, Feng Liu, Hai-Hua Yuan, Bin Jiang

    Published 2018-01-01
    “…In the orthotopic tumor model, ethanol was injected into the tumor lesions under the guidance of a high-frequency EUS probe. Tumor volume, relative tumor volume (RTV), and histopathology were evaluated. …”
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  14. 594

    Simulation Study of Deep Belief Network-Based Rice Transplanter Navigation Deviation Pattern Identification and Adaptive Control by Xianhao Duan, Peng Fang, Neng Xiong, Muhua Liu, Xulong Wu, Li Fu, Zhaopeng Liu

    Published 2025-01-01
    “…In the performance test of the identification method, all the models show excellent stability and accuracy, and the identification speed of the algorithm meets the high frequency of the rice transplanter navigation system. …”
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  15. 595

    Design and Experimental Validation of a Model-Free Controller for Beam Stabilization in Adaptive Optics Systems by Sicheng Guo, Tao Cheng, Kangjian Yang, Lingxi Kong, Chunxuan Su, Shuai Wang, Ping Yang

    Published 2024-01-01
    “…The FB-OPPI method is superior to traditional integral controllers, effectively handling high-frequency narrowband and complex beam jitters. Despite not requiring model identification, it is on par with the advanced Linear Quadratic Gaussian (LQG) control.…”
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  16. 596

    Software-Defined Radio-Based IEEE 802.15.4 SUN FSK Evaluation Platform for Highly Mobile Environments by Jaeseok Lim, Keito Nakura, Shota Mori, Hiroshi Harada

    Published 2024-01-01
    “…In this study, we developed an experimental evaluation platform for SUN FSK in very high frequency bands. The developed platform comprises a signal generator-based transmitter and a software-defined radio-based receiver. …”
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  17. 597

    Limitations to Dynamical Error Suppression and Gate-Error Virtualization from Temporally Correlated Nonclassical Noise by Michiel Burgelman, Nattaphong Wonglakhon, Diego N. Bernal-García, Gerardo A. Paz-Silva, Lorenza Viola

    Published 2025-02-01
    “…For digital periodic control, we prove that, under mild conditions on the low-frequency behavior of the nonclassical noise spectrum, the gate fidelity saturates at a value that is strictly smaller than the one attainable in the absence of control history; the presence of high-frequency noise peaks is also found as especially harmful, due to the possible onset of control-induced resonances. …”
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  18. 598

    Ambient Seismic Noise Analysis Associated with the 2010 Eruption of Merapi Volcano Using Temporal Variations of Randomness and Background Noise by Afif Rakhman, Wahyudi, Agus Budi Santoso, Hanik Humaida, Wiwit Suryanto

    Published 2020-01-01
    “…The level of background noise in the low- and high-frequency bands appeared to have the same tendency. …”
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  19. 599

    Spatiotemporal study of evapotranspiration in the southern part of the Aras River basin by Mahnaz Saber, bromand Salahi, Abbas Mofidi

    Published 2024-09-01
    “…The study of the frequency of occurrence of absolute ET thresholds on the basin shows the high frequency of ET occurrence at all thresholds in the east of the basin. …”
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  20. 600

    Field-Programmable Gate Array (FPGA)-Based Lock-In Amplifier System with Signal Enhancement: A Comprehensive Review on the Design for Advanced Measurement Applications by Jose Alejandro Galaviz-Aguilar, Cesar Vargas-Rosales, Francisco Falcone, Carlos Aguilar-Avelar

    Published 2025-01-01
    “…In this document, we highlight existing techniques for high-frequency resolution and precise phase detection in LIA reference signals from field-programmable gate array (FPGA) designs. …”
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