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The energy reconstruction algorithm for high injection background
Published 2025-01-01Get full text
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Multi-Objective Robust Optimization Reconstruction Algorithm for Electrical Capacitance Tomography
Published 2025-04-01“…Qualitative and quantitative evaluation results demonstrate that the proposed method surpasses mainstream imaging algorithms, enhancing the automation level of the reconstruction process and image quality while exhibiting exceptional robustness. …”
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A Multi-Frequency Iterative Method for Reconstruction of Rough Surfaces Separating Two Penetrable Media
Published 2024-01-01Subjects: Get full text
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Analysis method combining improved AE algorithm and signal reconstruction in mechanical faults
Published 2025-07-01“…Traditional diagnostic methods have shortcomings in accuracy and robustness.MethodsTherefore, the study integrates variational autoencoders with long short-term memory network models, enhances them using dropout methods, and proposes a hybrid diagnostic analysis model that combines improved autoencoder algorithms and signal reconstruction.ResultsThe experiment outcomes indicated that under the slow degradation mode of the bearing, the precision, recall, F1 score, and overall accuracy of the improved autoencoder model were 0.931, 0.933, 0.920, and 0.939, respectively, which were better than the pre-modified model. …”
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Can machine-learning algorithms improve upon classical palaeoenvironmental reconstruction models?
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Sem-SLAM: Semantic-Integrated SLAM Approach for 3D Reconstruction
Published 2025-07-01“…Meanwhile, to deeply excavate the semantic information in images, a pre-trained frozen 2D segmentation algorithm is employed to extract semantic features, providing a powerful support for 3D environmental reconstruction. …”
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Image reconstruction method based on backprojection filtration algorithm in C-arm computed tomography
Published 2025-03-01“…In addition, unlike the original BPF algorithm, the scanning angle integration interval in the backprojection of the proposed method is fixed, which improves the reconstruction efficiency and parallelism. …”
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Unsupervised feature selection algorithm based on L 2,p-norm feature reconstruction.
Published 2025-01-01“…In this paper, we propose an unsupervised feature selection method named unsupervised feature selection algorithm based on [Formula: see text]-norm feature reconstruction (NFRFS). …”
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Robust Adaptive Beamforming Algorithm for Sparse Array Based on Covariance Matrix Reconstruction Technology
Published 2022-01-01“…To solve this problem, we propose two algorithms that are suitable for a variety of SA. In the first method, assuming that the desired signal is a non-Gaussian signal, the desired signal direction vector (DSDV) is estimated using the fourth-order cumulant, and then the interference plus noise covariance matrix (INCM) is reconstructed by integrating the area outside the desired signal. …”
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From Historical Archives to Algorithms: Reconstructing Biodiversity Patterns in 19th Century Bavaria
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An Algorithm to Develop a Satellite‐Based Atmospheric River Database
Published 2025-03-01“…In this study, we propose an algorithm to reconstruct the observed vertically integrated vapor transport (IVT) field using two satellite‐observed quantities, vertically integrated water vapor and sea surface winds. …”
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Method for reconstructing safety and arming motion process by integrating Kalman filter and KCF
Published 2025-03-01“…Abstract This paper addresses the challenge of reconstructing the motion process of the safety and arming (S&A) mechanism in fuze by transforming the problem into a target detection and tracking problem. …”
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Three-Dimensional Reconstruction of Road Structural Defects Using GPR Investigation and Back-Projection Algorithm
Published 2024-12-01“…This paper proposes a three-dimensional (3D) reconstruction method for GPR images, integrating the back-projection (BP) imaging algorithm to accurately determine the size, location, and other parameters of road structural defects. …”
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A Geometric Semantic Enhanced TomoSAR Reconstruction Algorithm in an Urban Area: Analysis and Application
Published 2025-01-01“…In this paper, we propose a Geometric Semantic Enhanced TomoSAR Reconstruction Algorithm (Geo-SETRA) for urban area. Geo-SETRA integrates geometric structures, extracted from TomoSAR point clouds, as prior distributions for elevation estimation using Bayesian methods. …”
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A Deformation Reconstruction Strategy for Integrated Truss Structures Subjected to Thermal–Mechanical Load
Published 2025-01-01“…The proposed approach utilizes Ko displacement theory as the core algorithm, while the least squares optimization method is employed to determine the integration with unknown initial values during the reconstruction process. …”
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Underwater Target 3D Reconstruction via Integrated Laser Triangulation and Multispectral Photometric Stereo
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Adaptive filter parameter reconstruction technology for rocket inertial navigation/satellite integrated navigation system
Published 2025-07-01“…A variety of enhanced algorithms based on Kalman filtering are currently employed as integrated filtering methods, which comprehensively address deviations in the system model to improve navigation performance. …”
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Daily Runoff Prediction Model Based on Multivariate Variational Mode Decomposition and Correlation Reconstruction
Published 2025-05-01“…[Conclusions](1) The MVMD decomposition method can control the number of decomposition layers, ensuring complete signal feature extraction without overfitting while improving processing speed.(2) Pearson correlation coefficient method enhances prediction accuracy through decomposed data classification.(3) The MEA-BP can improve signal-to-noise ratio, adapt to complex environments, enhance learning efficiency and generalization ability, and reduce computational complexity.(4) The GWO-ELM algorithm integrates grey wolf optimizer with extreme learning machine, providing a fast and adaptive solution for time-series prediction with reduced overfitting and improved efficiency.(5) The overall combined model can efficiently and stably process large amount of data while ensuring high accuracy.…”
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Trapezoidal back projection for positron emission tomography reconstruction
Published 2024-12-01“…Abstract Background In the back projection step of the 3D PET reconstruction, all Lines of Responses (LORs) that go through a given voxel need to be identified and included in an integral. …”
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Spatiotemporal analysis of ocean primary productivity in Bohai Sea estimated using improved DINEOF reconstructed MODIS data
Published 2024-12-01“…First, a new time-scale feature was defined for effectively preserving spatiotemporal characteristics during the reconstruction of missing remote sensing data. The proposed algorithm, which integrates MS-DINEOF for reconstructing sea surface temperature, chlorophyll-a concentration, photosynthetically active radiation, and diffuse attenuation coefficient at 490 nm data, with VGPM for OPP estimation, was implemented for the Bohai Sea from 2010 to 2021. …”
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