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22 Results Found

  • Article
  • Open Access
4 Citations
2,891 Views
25 Pages

29 July 2023

Time-series remote sensing images are important in agricultural monitoring and investigation. However, most time-series data with high temporal resolution have the problem of insufficient spatial resolution which cannot meet the requirement of precis...

(This article belongs to the Special Issue Advances in Agricultural Remote Sensing and Artificial Intelligence)
  • Article
  • Open Access
6 Citations
3,245 Views
35 Pages

Ant Colony System Optimization for Spatiotemporal Modelling of Combined EEG and MEG Data

  • Eugene A. Opoku,
  • Syed Ejaz Ahmed,
  • Yin Song and
  • Farouk S. Nathoo

11 March 2021

Electroencephalography/Magnetoencephalography (EEG/MEG) source localization involves the estimation of neural activity inside the brain volume that underlies the EEG/MEG measures observed at the sensor array. In this paper, we consider a Bayesian fin...

(This article belongs to the Special Issue Big Data Analytics and Information Science for Business and Biomedical Applications)
  • Article
  • Open Access
21 Citations
5,399 Views
27 Pages

Hyperspectral Unmixing with Gaussian Mixture Model and Spatial Group Sparsity

  • Qiwen Jin,
  • Yong Ma,
  • Erting Pan,
  • Fan Fan and ,
  • Jun Huang,
  • Hao Li,
  • Chenhong Sui and
  • Xiaoguang Mei
  • + 3 authors+ 0 author

20 October 2019

In recent years, endmember variability has received much attention in the field of hyperspectral unmixing. To solve the problem caused by the inaccuracy of the endmember signature, the endmembers are usually modeled to assume followed by a statistica...

(This article belongs to the Special Issue Robust Multispectral/Hyperspectral Image Analysis and Classification)
  • Article
  • Open Access
3 Citations
2,130 Views
17 Pages

30 June 2023

Sea ice plays an important role in climate change research and maritime shipping safety, and SAR imaging technology provides important technical support for sea ice extraction. However, traditional methods have limitations such as low efficiency, mod...

  • Article
  • Open Access
857 Views
12 Pages

26 June 2026

We propose a Bayesian kernel machine regression (BKMR) framework for count outcomes with dynamic spatiotemporal dependence. The proposed model, termed Negative Binomial BKMR with spatiotemporal effects (NB-BKMR), integrates (i) a negative binomial li...

  • Article
  • Open Access
4 Citations
6,451 Views
13 Pages

A Bayesian Probabilistic Framework for Rain Detection

  • Chen Yao,
  • Ci Wang,
  • Lijuan Hong and
  • Yunfei Cheng

17 June 2014

Heavy rain deteriorates the video quality of outdoor imaging equipments. In order to improve video clearness, image-based and sensor-based methods are adopted for rain detection. In earlier literature, image-based detection methods fall into spatio-b...

  • Article
  • Open Access
1 Citations
2,067 Views
24 Pages

Addressing the limitation of traditional deep learning models in capturing the spatio-temporal characteristics of flight data and the constrained prediction accuracy due to sequence length in aero-engine life prediction, this study proposes an aero-e...

(This article belongs to the Special Issue Fault Detection Technology Based on Deep Learning)
  • Article
  • Open Access
31 Citations
5,963 Views
23 Pages

Hyperspectral Unmixing with Gaussian Mixture Model and Low-Rank Representation

  • Yong Ma,
  • Qiwen Jin,
  • Xiaoguang Mei,
  • Xiaobing Dai and ,
  • Fan Fan,
  • Hao Li and
  • Jun Huang
  • + 2 authors+ 0 author

15 April 2019

Gaussian mixture model (GMM) has been one of the most representative models for hyperspectral unmixing while considering endmember variability. However, the GMM unmixing models only have proper smoothness and sparsity prior constraints on the abundan...

(This article belongs to the Special Issue Robust Multispectral/Hyperspectral Image Analysis and Classification)
  • Article
  • Open Access
668 Views
30 Pages

Facial emotion recognition (FER) in real-world settings is limited by the semantic mismatch between discrete emotion categories and continuous Valence–Arousal–Dominance (V-A-D) dimensions and the lack of reliable uncertainty estimates und...

(This article belongs to the Section Visualization)
  • Article
  • Open Access
6 Citations
3,210 Views
19 Pages

14 March 2021

In this study, multi-patch collaborative learning is introduced into variational low-rank matrix factorization to suppress mixed noise in hyperspectral images (HSIs). Firstly, based on the spatial consistency and nonlocal self-similarities, the HSI i...

(This article belongs to the Section Remote Sensing Image Processing)
  • Article
  • Open Access
2 Citations
1,549 Views
30 Pages

13 July 2025

High-resolution ISAR (Inverse Synthetic Aperture Radar) imaging plays a crucial role in dynamic target monitoring for aerospace, maritime, and ground surveillance. Among various remote sensing techniques, ISAR is distinguished by its ability to produ...

  • Article
  • Open Access
14 Citations
9,041 Views
27 Pages

Foreground Segmentation in Depth Imagery Using Depth and Spatial Dynamic Models for Video Surveillance Applications

  • Carlos R. Del-Blanco,
  • Tomás Mantecón,
  • Massimo Camplani,
  • Fernando Jaureguizar and ,
  • Luis Salgado and
  • Narciso García
  • + 1 author+ 0 author

24 January 2014

Low-cost systems that can obtain a high-quality foreground segmentation almostindependently of the existing illumination conditions for indoor environments are verydesirable, especially for security and surveillance applications. In this paper, a nov...

(This article belongs to the Special Issue State-of-the-Art Sensors Technology in Spain 2013)
  • Article
  • Open Access
10 Citations
3,318 Views
18 Pages

Robust Intrusion Detection for Industrial Control Systems Using Improved Autoencoder and Bayesian Gaussian Mixture Model

  • Chao Wang,
  • Hongri Liu,
  • Chao Li,
  • Yunxiao Sun and ,
  • Wenting Wang and
  • Bailing Wang
  • + 1 author+ 0 author

26 April 2023

Machine learning-based intrusion detection systems are an effective way to cope with the increasing security threats faced by industrial control systems. Considering that it is hard and expensive to obtain attack data, it is more reasonable to develo...

(This article belongs to the Special Issue Application of Data Analysis to Network Security)
  • Article
  • Open Access
477 Views
18 Pages

Triclustering Model for Three-Dimensional Time-Series Gene Expression Data

  • Qiankun Liu,
  • Mengyuan Zhu,
  • Dongchao Ji and
  • Libo Jiang

With the rapid advancement and cost reduction in high-throughput sequencing technologies, the accumulation of large-scale, three-dimensional gene expression data has surged. Consequently, effectively reducing the dimensionality of these complex datas...

(This article belongs to the Section Molecular Informatics)
  • Article
  • Open Access
20 Citations
6,709 Views
23 Pages

3D Multiple Sound Source Localization by Proposed T-Shaped Circular Distributed Microphone Arrays in Combination with GEVD and Adaptive GCC-PHAT/ML Algorithms

  • Ali Dehghan Firoozabadi,
  • Pablo Irarrazaval,
  • Pablo Adasme,
  • David Zabala-Blanco and ,
  • Pablo Palacios Játiva and
  • Cesar Azurdia-Meza
  • + 1 author+ 0 author

28 January 2022

Multiple simultaneous sound source localization (SSL) is one of the most important applications in the speech signal processing. The one-step algorithms with the advantage of low computational complexity (and low accuracy), and the two-step methods w...

(This article belongs to the Section Intelligent Sensors)
  • Article
  • Open Access
3 Citations
4,631 Views
23 Pages

BRAQUE: Bayesian Reduction for Amplified Quantization in UMAP Embedding

  • Lorenzo Dall’Olio,
  • Maddalena Bolognesi,
  • Simone Borghesi,
  • Giorgio Cattoretti and
  • Gastone Castellani

14 February 2023

Single-cell biology has revolutionized the way we understand biological processes. In this paper, we provide a more tailored approach to clustering and analyzing spatial single-cell data coming from immunofluorescence imaging techniques. We propose B...

(This article belongs to the Special Issue Machine Learning and Entropy Based Methods for Biomedical Data Analytics and Modeling)
  • Article
  • Open Access
745 Views
19 Pages

PMF Model Combined with Pb, Cd Isotopes Technology to Track Heavy Metals Accumulated in Paddy Soils of Ningxia, China

  • Yiming Liu,
  • Yan Li,
  • Jianjun Ma,
  • Hong Li and ,
  • Junhua Ma,
  • Xiaohua Li,
  • Shiyuan Ding and
  • Xiaodong Li
  • + 3 authors+ 0 author

25 July 2026

To clarify the pollution characteristics and source composition of heavy metals in the paddy soils of the Yellow River irrigation district of Ningxia, a total of 515 surface soil samples were collected, and the concentrations of As, Hg, Pb, Cd, and C...

(This article belongs to the Special Issue Risk Assessment of Heavy Metal Pollution in Farmland Soil)
  • Article
  • Open Access
50 Citations
7,189 Views
16 Pages

30 December 2016

Fusion of remote sensing images with different spatial and temporal resolutions is highly needed by diverse earth observation applications. A small number of spatiotemporal fusion methods using sparse representation appear to be more promising than t...

  • Article
  • Open Access
293 Views
32 Pages

Extension-Difference-Mapping-Based PMBM Filter for Non-Ellipsoidal Extended Target Tracking

  • Ye Xu,
  • Peng Li,
  • Wenhui Wang,
  • Youpeng Sun and ,
  • Jiajun Ding and
  • Wenqi Geng
  • + 1 author+ 0 author

Extended target tracking requires both accurate shape representation and efficient recursive estimation. In non-ellipsoidal extended target tracking, ellipsoidal random-matrix models are computationally efficient and suitable for Bayesian recursion,...

(This article belongs to the Section Computer Science & Engineering)
  • Article
  • Open Access
2 Citations
966 Views
16 Pages

The Novel Models for Identifying the Vertical Structure of Urban Vegetation from UAV LiDAR Data

  • Hang Yang,
  • Rongxin Deng,
  • Xinmeng Jing,
  • Zhen Dong and ,
  • Xiaoyu Yang,
  • Jingyi Li and
  • Zhiwen Mei
  • + 2 authors+ 0 author

26 February 2026

Accurate quantification of vegetation vertical structure is crucial for analyzing the ecological functions of urban green spaces. However, constrained by the complexity of vegetation structure and spatial heterogeneity, current approaches for extract...

(This article belongs to the Special Issue Advanced Remote Sensing Technology for Precision Forestry and Carbon Sink Assessment)
  • Article
  • Open Access
5 Citations
3,727 Views
27 Pages

Fish Community Resource Utilization Reveals Benthic–Pelagic Trophic Coupling Along Depth Gradients in the Beibu Gulf, South China Sea

  • Xiaodong Yang,
  • Konglan Luo,
  • Jiawei Fu,
  • Bin Kang and ,
  • Xiongbo He and
  • Yunrong Yan
  • + 1 author+ 0 author

16 February 2025

Benthic–pelagic coupling is a key approach to studying the structure and energy dynamics of shallow marine food webs. The movement and foraging patterns of consumers are major drivers of nutrient and energy distribution in ecosystems and are cr...

  • Article
  • Open Access
495 Views
23 Pages

1 September 2026

Vegetation–hydrothermal trend patterns in semiarid mountains are inherently multidimensional across altitudinal gradients, requiring probabilistic frameworks to characterize overlapping vegetation–hydrothermal trend patterns. We develop a...

(This article belongs to the Special Issue Remote Sensing-Driven Digital Twins for Climate-Adaptive Cities)