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A Model for Detecting <i>Xanthomonas campestris</i> Using Machine Learning Techniques Enhanced by Optimization Algorithms
Published 2025-01-01“…To address this issue, this study developed a model that combines fuzzy logic and neural networks, optimized with intelligent algorithms, to detect symptoms of this foliar disease in 15 essential crop species under different environmental conditions using images. …”
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202
Robust Classification via Finite Mixtures of Matrix Variate Skew-<i>t</i> Distributions
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203
Image Segmentation Method for an Illumination Highlight Region of Interior Design Effects Based on the Partial Differential Equation
Published 2021-01-01“…The segmentation method is applied to the image enhancement experiment. Based on the fuzzy means clustering algorithm, a fuzzy clustering objective function including brightness, color, and distance parameters is designed, which improves the weight of the brightness value in the clustering and improves the edge fit of the segmentation of the lighting highlight area of the rendering. …”
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204
SSMM: Semi-supervised manifold method with spatial-spectral self-training and regularized metric constraints for hyperspectral image dimensionality reduction
Published 2025-02-01“…The feature extraction experiments show superior clustering performance. These experimental results demonstrate that SSMM not only effectively solves the problem of insufficient label information, but also significantly improves the classification accuracy of hyperspectral images after dimensionality reduction, which is superior to the existing manifold learning methods.…”
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205
Image Processing for Capturing Motions of Crowd and Its Application to Pedestrian-Induced Lateral Vibration of a Footbridge
Published 2007-01-01“…In this method, conventional template matching techniques with human-head templates are extended by employing some selected templates, an updated search-algorithm and a classifier for clustering. Consequently, more than 50% of human-heads could be identified by the proposed method. …”
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206
Dynamic mode decomposition for analysis and prediction of metabolic oscillations from time-lapse imaging of cellular autofluorescence
Published 2025-07-01“…Together with an assessment of spurious eigenvalues via residual DMD, this provides a unique spectrum for each scenario, allowing for high-fidelity time-series and image reconstruction. By machine-learning-based clustering of identified DMD modes, we are able to classify NADH oscillations, thereby discovering subtle phenotypes and accounting for cell-to-cell heterogeneity in metabolic activity. …”
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207
Research on automatic identification method for pipeline girth weld defects based on X-ray images and sparse representation
Published 2024-09-01“…Methods This paper proposes a high-accuracy automatic recognition method for X-ray images of pipeline girth weld defects. Based on Suspected Defect Region (SDR) and formulated gray densities, a clustering-based SDR segmentation algorithm was constructed, aimed at precise segmentation of defect SDRs in various shapes. …”
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208
Addressing significant challenges for animal detection in camera trap images: a novel deep learning-based approach
Published 2025-05-01“…Then, an agglomerative clustering algorithm groups animals based on their appearance. …”
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209
Comparison of Radiomics and conventional SUVr methods for Alzheimer’s disease classification using AV45 PET imaging
Published 2025-08-01“…All patients underwent AV45 PET imaging, and the images were registered to a standard template for the extraction of SUVr metrics, including SUVmaxr, SUVmeanr, and SUVmoder, as well as radiomic features (a total of 660 features) from regions of interest (ROIs) in the brain lobes. …”
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Dynahead-YOLO-Otsu: an efficient DCNN-based landslide semantic segmentation method using remote sensing images
Published 2024-12-01“…This is achieved by locating potential landslide regions in advance using the ODD-based Dynahead-YOLO model, which enhances the capacity for detecting landslides with variable proportions and complex background in the images. The preliminary results are then processed using the Otsu binarization algorithm to cluster pixels belonging to landslides from the images of potential regions for semantic segmentation. …”
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212
An Unsupervised Remote Sensing Image Change Detection Method Based on RVMamba and Posterior Probability Space Change Vector
Published 2024-12-01“…In the RFCC, we propose an unsupervised remote sensing image segmentation algorithm based on the Mamba model, i.e., RVMamba differentiable feature clustering, which introduces two loss functions as constraints to ensure that RVMamba achieves accurate segmentation results and to supply the CSBN module with high-quality training samples. …”
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213
A Multitask Network for the Diagnosis of Autoimmune Gastritis
Published 2025-05-01“…Next, we use a hierarchical clustering algorithm to group images based on this matrix. …”
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214
A study of high-resolution remote sensing image landslide detection with optimized anchor boxes and edge enhancement
Published 2024-12-01“…The YOLOv5(ISODATA) model was finally established for landslide image detection by incorporating the edge control factor and four clustering algorithms (K-means, K-means + +, k-medoid, and Iterative Self-Organizing Data Analysis Techniques Algorithm (ISODATA) to evaluate the accuracy of the detection anchor frame and add small target large-scale sampling. …”
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Registration of Aerial Images and LiDAR Point Clouds by Exploiting Global–Local Geometric Constraints of Buildings
Published 2025-01-01“…Building instances are extracted from the MPS and ALS using simple filtering and clustering algorithms, respectively. Owing to the similarity of the global geometric distribution of buildings in MPS and ALS, the relationships of building instances are established using a graph-matching method. …”
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218
An automatic generalized Gaussian mixture-based approach for accurate brain tumor segmentation in magnetic resonance imaging analysis
Published 2025-03-01“…In the present paper, we propose a new automatic approach that combines thresholding and the Generalized Gaussian Mixture Model (GGMM) with the expectation–maximization algorithm for brain tumor segmentation from Magnetic Resonance Imaging (MRI) histogram data. …”
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219
Computed tomography-derived quantitative imaging biomarkers enable the prediction of disease manifestations and survival in patients with systemic sclerosis
Published 2025-06-01“…An artificial intelligence-based 3D body composition analysis (BCA) algorithm assessed muscle volume, different adipose tissue compartments, and bone mineral density. …”
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220
Optimizing the Spatial Layout of Agricultural Irrigation Sprinklers Using Remote Sensing Data: An Adaptive Incremental <inline-formula><tex-math notation="LaTeX">$K$</tex-math></in...
Published 2025-01-01“…Experimental results on real plant distribution datasets extracted from agricultural remote sensing images demonstrate that AIK-means outperforms widely-used clustering algorithms, achieving a significant improvement of at least 90% in the coverage-to-overlap ratio metric.…”
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