Suggested Topics within your search.
Showing 621 - 640 results of 719 for search '"Signal processing"', query time: 0.14s Refine Results
  1. 621

    Follow-Up and Risk Assessment in Patients with Myocardial Infarction Using Artificial Neural Networks by Tatjana Gligorijević, Zoran Ševarac, Branislav Milovanović, Vlado Đajić, Marija Zdravković, Saša Hinić, Marina Arsić, Milica Aleksić

    Published 2017-01-01
    “…This technique has been used for prediction and classification problems in many areas of medical signal processing. The aim of this paper was to identify individuals with high risk of death after acute myocardial infarction using ANN. …”
    Get full text
    Article
  2. 622

    A Novel Security Methodology for Smart Grids: A Case Study of Microcomputer-Based Encryption for PMU Devices by Metin Varan, Akif Akgul, Fatih Kurugollu, Ahmet Sansli, Kim Smith

    Published 2021-01-01
    “…The results show that the proposed microcomputer-based encryption algorithms can be directly embedded as encryption hardware units into PMU and PDC devices which have very fast signal processing capabilities taking into considerations the acceptable delay time for power system protection and measuring applications and quality metering applications which is 2 ms and 10 ms, respectively. …”
    Get full text
    Article
  3. 623

    An Automated Approach for Epilepsy Detection Based on Tunable Q-Wavelet and Firefly Feature Selection Algorithm by Ahmed I. Sharaf, Mohamed Abu El-Soud, Ibrahim M. El-Henawy

    Published 2018-01-01
    “…The proposed method presents two perspectives for the EEG signal processing to detect and classify the seizures and seizure-free signals. …”
    Get full text
    Article
  4. 624

    Location-Aware Cross-Layer Design Using Overlay Watermarks by Xianbin Wang, Paul Ho, Yiyan Wu

    Published 2007-01-01
    “…Therefore, efficient collaborative signal processing algorithms that consume less energy for computation and less bandwidth for communication are needed. …”
    Get full text
    Article
  5. 625

    Deep Learning-Based Channel Estimation to Mitigate Channel Aging in Massive MIMO With Pilot Contamination by Hiroki Hirose, Siyuan Yang, Tomoaki Ohtsuki, Mondher Bouazizi

    Published 2025-01-01
    “…In time division duplex (TDD)-based massive multiple-input multiple-output (MIMO) systems, accurate channel state information (CSI) between the base station (BS) and user terminal (UT) is crucial for efficient signal processing, including received signal separation and transmission precoding. …”
    Get full text
    Article
  6. 626

    In-Process Quality Inspection of Rolling Element Bearings Based on the Measurement of Microelastic Deformation of Outer Ring by Kuosheng Jiang, Lianghe Li, Liubang Han, Shuai Gou

    Published 2019-01-01
    “…Accurate evaluation of dynamic quality can be implemented reliably with simple signal processing. The proposed method can be used with a rotating speed of 100 rev/min and test load of 100 N, which is remarkably lower than the traditional quality inspection machineries with a rotating speed of around 1000 rev/min and the test load of 400 N. …”
    Get full text
    Article
  7. 627

    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 addition, we developed received signal processing methods, including a packet detection method and a channel estimation method, which were designed to achieve wide-area, highly mobile communication. …”
    Get full text
    Article
  8. 628

    KalmanFormer: using transformer to model the Kalman Gain in Kalman Filters by Siyuan Shen, Jichen Chen, Guanfeng Yu, Zhengjun Zhai, Pujie Han

    Published 2025-01-01
    “…IntroductionTracking the hidden states of dynamic systems is a fundamental task in signal processing. Recursive Kalman Filters (KF) are widely regarded as an efficient solution for linear and Gaussian systems, offering low computational complexity. …”
    Get full text
    Article
  9. 629

    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
    “…Lock-in amplifiers (LIAs) are critical tools in precision measurement, particularly for applications involving weak signals obscured by noise. Advances in signal processing algorithms and hardware synthesis have enabled accurate signal extraction, even in extremely noisy environments, making LIAs indispensable in sensor applications for healthcare, industry, and other services. …”
    Get full text
    Article
  10. 630

    Fault Diagnosis of Planetary Gearbox Based on Motor Current Signal Analysis by Ziyuan Jiang, Qinkai Han, Xueping Xu

    Published 2020-01-01
    “…The effect of various signal processing methods on motor current and the performance of different machine learning models are rarely compared. …”
    Get full text
    Article
  11. 631

    Logical reasoning for human activity recognition based on multisource data from wearable device by Mahmood Alsaadi, Ismail Keshta, Janjhyam Venkata Naga Ramesh, Divya Nimma, Mohammad Shabaz, Nirupma pathak, Pavitar Parkash Singh, Sherzod Kiyosov, Mukesh Soni

    Published 2025-01-01
    “…In order to realize the natural fusion of signal processing and logical reasoning in behavior recognition research, this work designs a lightweight behavior recognition solution using the pertinent theories of ontology reasoning in classical artificial intelligence. …”
    Get full text
    Article
  12. 632

    A Signal Based Triangular Structuring Element for Mathematical Morphological Analysis and Its Application in Rolling Element Bearing Fault Diagnosis by Zhaowen Chen, Ning Gao, Wei Sun, Qiong Chen, Fengying Yan, Xinyu Zhang, Maria Iftikhar, Shiwei Liu, Zhongqi Ren

    Published 2014-01-01
    “…Mathematical morphology (MM) is an efficient nonlinear signal processing tool. It can be adopted to extract fault information from bearing signal according to a structuring element (SE). …”
    Get full text
    Article
  13. 633

    A Fast MPPT Method Based on Improved Water Cycle Optimization Algorithm for Photovoltaic Systems Under Partial Shading Conditions and Load Variations by Rafah Ibraheem Jabbar, Saad Mekhilef, Marizan Mubin, Obaid Alshammari, Ahmed Kazaili

    Published 2024-01-01
    “…The experimental setup included a dc–dc single-ended primary inductance converter (SEPIC) and digital signal processing and control engineering (DSPACE) controller to assess the performance of the proposed method. …”
    Get full text
    Article
  14. 634

    OCT-based diagnosis of glaucoma and glaucoma stages using explainable machine learning by Md Mahmudul Hasan, Jack Phu, Henrietta Wang, Arcot Sowmya, Michael Kalloniatis, Erik Meijering

    Published 2025-01-01
    “…A total of 334 normal and 268 glaucomatous eyes (86 early, 72 moderate, 110 advanced) were included, signal processing theory was employed, and model interpretability was rigorously evaluated. …”
    Get full text
    Article
  15. 635

    A fault tolerant CSA in QCA technology for IoT devices by Saeid Seyedi, Hatam Abdoli

    Published 2025-01-01
    “…The fault tolerance of basic arithmetic components of IoT nodes performing tasks corresponding to the signal processing, control, and data manipulations is enhanced in the proposed architecture. …”
    Get full text
    Article
  16. 636

    Expectation maximization—vector approximate message passing based generalized linear model for channel estimation in intelligent reflecting surface-assisted millimeter multi-user m... by Shoukath Ali K, Sajan P Philip, Arfat Ahmad Khan, Leeban Moses, Korhan Cengiz, Sedat Akleylek, Nikola Ivković

    Published 2025-01-01
    “…Channel estimation poses a main challenge in intelligent reflecting surface (IRS)-assisted millimeter wave (mmWave) multi-user multiple-input multiple-output (MIMO) systems due to the substantial number of antennas at the base station (BS) and the passive reflective elements within the IRS lacking sufficient signal processing capabilities. This article addresses this challenge by proposing a channel estimation technique for IRS-assisted mmWave MIMO systems. …”
    Get full text
    Article
  17. 637

    Method for Identifying Abnormal Hot Spots on the Surface of Composite Insulators by LIU Yao

    Published 2024-12-01
    “…After being analyzed by the digital signal processing unit, the thermal image of the composite insulator is generated. …”
    Get full text
    Article
  18. 638

    Design and Test of Real-Time Detection System for Cleaning Loss of Rapeseed Harvester by Yao Yang, Min Zhang, Tao Jiang, Gang Wang, Lan Jiang

    Published 2025-01-01
    “…Aiming to address the problem of low recognition accuracy in the current cleaning loss detection system of rapeseed harvesters, a rapeseed cleaning loss detection system was developed using the energy distinction method based on the principle of impact piezoelectricity. A signal processing circuit, centered around a hardware integral circuit and a triple voltage comparison circuit, was designed. …”
    Get full text
    Article
  19. 639

    Design and evaluation of clock-gating-based approximate multiplier for error-tolerant applications by Venkata Sudhakar Chowdam, Suresh Babu Potladurty, Prasad Reddy karipireddy

    Published 2025-04-01
    “…The proposed multipliers are useful in error-tolerant applications such as digital signal processing, image fusion, image blending, smoothing, and sharpening to produce high-quality images at high speed and with low power consumption.…”
    Get full text
    Article
  20. 640

    A systematic scoping review to identify the design and assess the performance of devices for antenatal continuous fetal monitoring. by Kajal K Tamber, Dexter J L Hayes, Stephen J Carey, Jayawan H B Wijekoon, Alexander E P Heazell

    Published 2020-01-01
    “…The devices adopted various designs and signal processing methods. There was no common means of device performance assessment between different devices, which limited comparison. …”
    Get full text
    Article