W. X. Zhang

ORCID: 0009-0009-0946-4032
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Research Areas
  • Remote Sensing and Land Use
  • Automated Road and Building Extraction
  • Image Retrieval and Classification Techniques
  • Imbalanced Data Classification Techniques
  • Advanced Memory and Neural Computing
  • Advanced Optical Imaging Technologies
  • Tea Polyphenols and Effects
  • Geological Modeling and Analysis
  • Video Surveillance and Tracking Methods
  • Advanced Glycation End Products research
  • Spam and Phishing Detection
  • Image Processing and 3D Reconstruction
  • Phytochemicals and Antioxidant Activities
  • Neural Networks and Reservoir Computing
  • Network Security and Intrusion Detection
  • 3D Modeling in Geospatial Applications

Tianjin University of Science and Technology
2024

Shanghai Polytechnic University
2023

Guilin University of Technology
2020

Convolutional neural networks (CNNs) are representative models of artificial (ANNs), that form the backbone modern computer vision. However, considerable power consumption and limited computing speed electrical platforms restrict further development CNNs. Optical considered next-generation physical implementations ANNs to break bottleneck. This study proposes a spectral convolutional network (SCNN) with function matter meta-imaging, namely identifying composition mapping its distribution in...

10.48550/arxiv.2306.10701 preprint EN other-oa arXiv (Cornell University) 2023-01-01

The detection of fraud accounts at scenarios registration and login is a critical task for Internet enterprises, which can help to avoid economic losses very early stage. In industry, most companies tend deploy supervised models such as rule-based models. However, these methods are significantly restricted in scalability since they highly rely on domain knowledge manual annotations. Therefore, we designed novel account graph analysis approach uncovering fraudulent patterns.

10.1145/3650215.3650286 article EN 2023-10-27

Abstract. Although contemporary geospatial science has made great progress, spatial data fusion of vector and raster is still a problem in the geoinformation environment. In order to solve problem, this paper proposes method which merges data. Firstly, row column numbers data, X, Y values are represented by Morton code C++ environment, respectively. Secondly, we establish table Oracle database store Third, uses minimum selection bounding box extract top building model. Finally, divide into...

10.5194/isprs-archives-xlii-3-w10-1127-2020 article EN cc-by ˜The œinternational archives of the photogrammetry, remote sensing and spatial information sciences/International archives of the photogrammetry, remote sensing and spatial information sciences 2020-02-08

Abstract. There are some problems in the visualization of 3D model buildings at present, such as redundant texture data and large memory occupation loading data, which pose challenges to smooth building visualization. In this paper, we propose a method using fractal quadtrees simplify compress management. Firstly, uses self-similarity feature that same has dimension screen all textures, when multiple textures is within threshold range. Radon transform will be performed on these calculate...

10.5194/isprs-archives-xlii-3-w10-179-2020 article EN cc-by ˜The œinternational archives of the photogrammetry, remote sensing and spatial information sciences/International archives of the photogrammetry, remote sensing and spatial information sciences 2020-02-07

Abstract. Shadows are ubiquitous in high-resolution images, especially urban regions where there more serious shadow occlusions. In order to improve the detection effect of shadows, this paper analyzes characteristics and properties shadows orthophotos, proposes an orthophoto method under artificial shadow. Firstly, modeling tool is used calculate (i.e. shadow) caused by building obstructing sun's rays. Secondly, relaxation matching algorithm extended position shape polygon as characteristic...

10.5194/isprs-archives-xlii-3-w10-199-2020 article EN cc-by ˜The œinternational archives of the photogrammetry, remote sensing and spatial information sciences/International archives of the photogrammetry, remote sensing and spatial information sciences 2020-02-07
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