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Suggested Topics within your search.
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2781
Semi-Analytical Solutions for One-Dimensional Consolidation of Viscoelastic Unsaturated Soils Considering Variable Permeability Coefficient
Published 2025-04-01“…Crump’s method was then used to execute the inverse Laplace transform, yielding a semi-analytical solution in the time domain. …”
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2782
Interleaving between Ant Colony Optimization and Tabu Search for Image Matching
Published 2007-12-01“…Different non – traditional methods are used for solving this kind of problem. …”
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2783
Development of G–Ag and C–Ag Nanoparticle‐Based Biosensor for Benzoic Acid Detection
Published 2025-06-01“…In this study, an efficient electrochemical sensor for the highly sensitive detection of benzoic acid (BA) is developed using silver nanoparticles (Ag NPs) obtained by two different methods: the green synthesis method (G–Ag) and the chemical synthesis method (C–Ag). …”
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2784
A single-source photon source model of a linear accelerator for Monte Carlo dose calculation.
Published 2017-01-01“…The VSM was validated against the PSF by comparing the doses calculated by the two methods for different square field sizes. The comparisons were performed with profile and gamma analyses.…”
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2785
Efficient Classification and Rapid Processing of Big Data in Power Distribution Networks
Published 2024-01-01“…Three different dimension reduction methods, viz. PCA, t-SNE and UMAP and data without dimension reduction are combined with K-means clustering for exploring the potential distribution of samples. …”
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2786
Multi-modal feature fusion with multi-head self-attention for epileptic EEG signals
Published 2024-08-01“…Currently, the dominant single-modal feature extraction methods cannot cover the information of different modalities, resulting in poor classification performance of existing methods, especially the multi-classification problem. …”
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2787
Methodological Framework for World Health Organization Estimates of the Global Burden of Foodborne Disease.
Published 2015-01-01“…This paper describes the methodological framework developed by FERG's Computational Task Force to transform epidemiological information into FBD burden estimates.…”
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2788
Distinguishing Resting State From Motor Imagery Swallowing Using EEG and Deep Learning Models
Published 2024-01-01“…We thoroughly investigated the impact of different preprocessing methods (Independent Component Analysis, Empirical Mode Decomposition, bandpass filtering) and visualization techniques (spectrograms, scalograms) on the classification performance of multichannel EEG signals. …”
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2789
Production of silver nanoparticles (AgNPs) by certain bacterial strains and their characterization
Published 2018-02-01“…Biosynthesized AgNPs were characterized by using different methods such as; UV/vis spectroscopy, Transmission electron microscope (TEM), X-Ray Diffraction (XRD) and Fourier Transform Infra-red (FTIR) spectroscopy. …”
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2790
Zoning of the Lower Volga Region and Formation of Territory, Okrug, District and Rural Bodies of Soviet Authority in 1928: First Stage
Published 2024-09-01“…The article examines the process of formation of the Lower Volga region and Soviet authorities at the level of regional, district, and rural administration at the first stage of zoning (before the liquidation of okrugs). Methods and materials. The research was carried out based on traditional methods of historical research (historical-genetic, retrospective, historical-systemic, and historical-comparative). …”
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2791
Hybrid hiding in multimedia files
Published 2012-07-01“…The principle of hybrid information hiding represented by process of information hiding message (multimedia files) embedded inside another message which is depended on hiding a certain media in another media using different domains (special domain, frequency domain) to provide protection and security for transformed data, this paper suggest an algorithm by using two different files first one compressed binary image, the compression method is run-length and hided this file inside the hostage media by use frequency domain which is represented by Discrete cosine transform (DCT), the second is text ciphered by Caesar method which is depended one secret key by using spatial domain. …”
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2792
Effect of Shear on Ultrasonic Flow Measurement Using Nonaxisymmetric Wave Modes
Published 2014-01-01“…Meanwhile a general boundary condition is formulated to cover different types of wall configurations. A semianalytical method based on the Fourier-Bessel theory is provided to transform the differential equation to algebraic equations. …”
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2793
Beam-like damage detection methodology using wavelet damage ratio and additional roving mass
Published 2022-10-01“…Thus, a frequency-shift curve is observed, and different damage identification techniques were used, such as the discrete wavelet transform and the derivatives of the frequency-shift curve. …”
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2794
A Multi-Scale Self-Supervision Approach for Bearing Anomaly Detection Using Sensor Data Under Multiple Operating Conditions
Published 2025-02-01“…Our model not only eliminates the reliance on negative samples found in mainstream unsupervised methods but also captures data features more comprehensively, achieving superior fault detection accuracy under different operating conditions compared to related methods. …”
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2795
Aquatic insects as mediator for microplastics pollution in a river ecosystem of Bangladesh
Published 2025-05-01“…Digestion and density separation methods were used for the extraction of MPs. Microscopic inspection and Fourier transform spectroscopy (FT-IR) were done to identify and quantify MPs. …”
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2796
Adaptive Lossy Color Image Compression System Based on Hybrid Algorithm
Published 2024-12-01“…To implement this proposed method three experiments were performed by using images of varying dimensions, namely (256 * 256), (512 * 512), and (1024 * 1024) and four different quantization coefficients. …”
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2797
Condition-Based Health Monitoring of Electrical Machines Using DWT and LDA Classifier
Published 2022-12-01“…The faults have been detected through Motor Current Signature Analysis (MCSA) series procedures using the proposed method. Concurrently, the wavelet transform algorithm produces frequency-based spectrum related to the stator current parameters to accomplish the fault classification. …”
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2798
Development of cobalt-doped alumina hybrids for adsorption of textile effluents
Published 2018-02-01“…For this purpose, cobalt-doped alumina hybrids are synthesized and applied as adsorbents in batch experiment. Two different aluminium precursor (aluminium nitrate and spent aluminium foil) and glucose are mixed following sol–gel method to get hybrids. …”
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2799
Fault diagnosis of mechanical seals using graph neural networks with multi-sensor data fusion
Published 2025-02-01“…Secondly, we employ multiple methods to transform the original multi-channel data into graph data, thereby continuously increasing the diversity of the datasets used for training. …”
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2800
Dynamic characteristic analysis and load design of large floating structures based on experimental design
Published 2025-01-01“…The boundary element method based on potential flow theory is applied to calculate the frequency domain response of the structure, and the time domain response of the structure is calculated by the Fourier transform and convolution method. …”
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