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9001
Interpreting seasonal droughts over the Yangtze River Basin utilizing anomalies of local-scale atmospheric circulation
Published 2025-04-01“…Using the 3D Density-Based Spatial Clustering of Applications with Noise (DBSCAN) algorithm, we identified 43 seasonal drought events in the YRB from 1971 to 2022. …”
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9002
Research on the Parameter Prediction Model for Fully Mechanized Mining Equipment Selection Based on RF-WOA-XGBoost
Published 2025-01-01“…Different optimization algorithms are used to optimize the hyperparameters of XGBoost, and the results show that the Whale Optimization Algorithm (WOA) outperforms other algorithms in terms of convergence speed and optimization effectiveness. …”
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9003
Advancing Rice Grain Impurity Segmentation with an Enhanced SegFormer and Multi-Scale Feature Integration
Published 2025-01-01“…To address the current challenges, a lightweight semantic segmentation algorithm for impurities based on an improved SegFormer network is proposed. …”
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9004
Photovoltaic Generation Integration with Radial Feeders Using GA and GIS
Published 2020-01-01“…The optimal allocation of PV has been done using the Genetic Algorithm (GA) for optimization of a multiobjective function with different constraints. …”
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9005
Combination of MLFMA and ACA to Accelerate Computation of Scattering from Underground Targets
Published 2019-01-01“…Multilevel fast multipole algorithm (MLFMA) is used to decrease the computation complexity and memory cost. …”
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9006
Research on Sensitivity Improvement Methods for RTD Fluxgates Based on Feedback-Driven Stochastic Resonance with PSO
Published 2025-01-01“…Simulink is used to construct the sensor model of odd polynomial feedback control, and the Particle Swarm Optimization (PSO) algorithm is used to optimize the coefficients of the feedback function so that the sensor reaches a resonance state, thus reducing the noise interference and improving the sensitivity of the sensor. …”
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9007
A smart city used low-latency seamless positioning system based on inverse global navigation satellite system technology
Published 2019-09-01“…This enables the ordinary commercial global navigation satellite system receiver to obtain indoor positioning capability without modification, and the algorithm can perform accurate positioning indoors and outdoors without switching.…”
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9008
Evaluation of Three Satellite Precipitation Products TRMM 3B42, CMORPH, and PERSIANN over a Subtropical Watershed in China
Published 2015-01-01“…This study conducted a comprehensive evaluation of three satellite precipitation products (TRMM (Tropical Rainfall Measuring Mission) 3B42, CMORPH (the Climate Prediction Center (CPC) Morphing algorithm), and PERSIANN (Precipitation Estimation from Remotely Sensed Information using Artificial Neural Networks)) using data from 52 rain gauge stations over the Meichuan watershed, which is a representative watershed of the Poyang Lake Basin in China. …”
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9009
Remaining Useful Life Prediction for Rotating Machinery Based on Optimal Degradation Indicator
Published 2017-01-01“…First, a genetic programming algorithm is proposed to construct an optimal degradation indicator using the concept of FPT. …”
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9010
Breast mass lesion area detection method based on an improved YOLOv8 model
Published 2024-10-01“…The YOLOv8-GHOST model incorporates GHOSTConv and C3GHOST modules into the original YOLOv8 model to capture richer feature information while using only 57% of the number of parameters required by the original model. The YOLOv8-P2 algorithm significantly reduces the number of necessary parameters by streamlining the number of channels in the feature map. …”
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9011
Progression of Heart Failure in People with Type 2 Diabetes in Germany: An Analysis Using German Health Insurance Claims Data
Published 2024-08-01“…**Objectives:** To (1) measure the proportion of individuals with T2D who acquire HF over 2 years and (2) categorize ejection fraction using routine data and an algorithm, and (3) understand progression of HF in 5-year follow-up. …”
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9012
Assessing chemical exposure risk in breastfeeding infants: An explainable machine learning model for human milk transfer prediction
Published 2025-01-01“…The balanced random forest classifier, optimized using the genetic algorithm for feature selection, achieved an area under the receiver operating characteristic curve (AUC) of 0.8708 and an accuracy of 82.67 % on the internal test set, with an accuracy of 86.36 % on the external validation set. …”
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9013
An Ensemble Based Machine Learning Classification for Automated Glaucoma Detection
Published 2024-12-01“…The novel approach of an ensemble machine learning technique has been implemented with an Automated Weightage Based Voting (AWBV) algorithm. This paper has been designed to evaluate the performance of Probabilistic Neural Networks (PNN), K-Nearest Neighbour (KNN), Support Vector Machines (SVM), Naïve Bayes (NB) and Logistic Regression (LR) as individual and ensemble classifiers. …”
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9014
Processing Methods for Digital Image Data Based on the Geographic Information System
Published 2021-01-01“…Therefore, on the basis of summarizing and analyzing previous research works, this paper expounded the research status and significance of processing methods for digital image data, elaborated the development background, current status, and future challenges of the GIS technology, introduced the methods and principles of permutation matrix algorithm and subimage averaging method, constructed the processing model for digital image data based on GIS, analyzed the data structure and its database establishment for digital image, proposed the processing methods for digital image data based on GIS, performed the enhancement processing and calculation classification of digital image data, and finally conducted a case analysis and its result discussion. …”
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9015
Consensus Mechanism of IoT Based on Blockchain Technology
Published 2020-01-01“…Blockchain nodes use the Diffie–Hellman algorithm for key negotiation. Sensors and blockchain nodes can use the shared key to generate HMAC (Hash-based Message Authentication Code) signatures for sensor-aware transactions and use the Verifiable Random Function to implement block nodes. …”
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9016
Identifying and prioritizing antifragile tourism strategies in a Neutrosophic environment
Published 2024-07-01“…In this study, we implemented the Antifragility Analysis Algorithm (AAA) to address the research problem (identifying and prioritizing tourism strategies in the western region of Mazandaran province, Iran). …”
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9017
Radial distribution systems performance enhancement through RE (Renewable Energy) integration and comprehensive contingency ranking analysis
Published 2025-02-01“…The proposed configuration of the N + 1 bus system for the existing RTRDS was evaluated for voltage performance and compared with the Grey Wolf Optimization (GWO) algorithm. The results indicate that the N + 1 bus configuration modeled using the MiPower tool performed comparably to the GWO results. …”
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9018
Grid-Based Anomaly Detection of Freight Vehicle Trajectory considering Local Temporal Window
Published 2021-01-01“…In this paper, a grid-based algorithm, which combines the spatial and temporal anomaly detection, is proposed for tracing the risk of urban freight vehicles trajectory by considering local temporal window. …”
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9019
Adaptive Kalman Filtering: Measurement and Process Noise Covariance Estimation Using Kalman Smoothing
Published 2025-01-01“…Then, based on these estimators, which depend on the system formulation and the state estimates of the Kalman smoother, the adaptive Kalman filter algorithm is presented. The convergence of the derived estimators can be shown for time-invariant systems for one-dimensional measurement and process noise. …”
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9020
Delay differential equations via the matrix lambert w function and bifurcation analysis: application to machine tool chatter
Published 2007-01-01“…The bifurcation method combined with Sturmsequences provides an algorithm for determining the stability ofDDEs without restrictive geometric analysis. …”
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