Dr. Jiafeng Li Profile

Dr. Jiafeng Li

at Beijing Univ of Technology

SPIE Involvement:

Author

Publications (5)

Proceedings Article | 1 May 2022 Paper

Anomaly object detection in x-ray images with Gabor convolution and bigger discriminative RoI pooling

Chunjie Ma, Li Zhuo, Jiafeng Li, Yutong Zhang, Jing Zhang

Proceedings Volume 12177, 121770B (2022) https://doi.org/10.1117/12.2625815

KEYWORDS: Object recognition, X-rays, X-ray imaging, Convolution, X-ray detectors, Inspection, Information security, Intelligence systems, Linear filtering, Image filtering

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SPIE Journal Paper | 18 May 2018

Feature extraction using lightweight convolutional network for vehicle classification

Li Zhuo, Ziqi Zhu, Jiafeng Li, Liying Jiang, Hui Zhang, Jing Zhang

JEI, Vol. 27, Issue 05, 051222, (May 2018) https://doi.org/10.1117/12.10.1117/1.JEI.27.5.051222

KEYWORDS: Feature extraction, Convolution, Image classification, Visualization, Intelligence systems, Lithium, Classification systems, Binary data, Cameras, Neural networks

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SPIE Journal Paper | 1 February 2018

High-accuracy vehicle color recognition using hierarchical fine-tuning strategy for urban surveillance videos

Li Zhuo, Qiang Zhang, Jiafeng Li, Jing Zhang, Xiaoguang Li, Hui Zhang

JEI, Vol. 27, Issue 05, 051203, (February 2018) https://doi.org/10.1117/12.10.1117/1.JEI.27.5.051203

KEYWORDS: Data modeling, Image quality, Surveillance, Video surveillance, Video, Lithium, Image classification, Fourier transforms, Intelligence systems, Image processing

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Proceedings Article | 4 March 2015 Paper

Multi-modal image fusion based on ROI and Laplacian Pyramid

Xiong Gao, Hong Zhang, Hao Chen, Jiafeng Li

Proceedings Volume 9443, 94431A (2015) https://doi.org/10.1117/12.2179453

KEYWORDS: Image fusion, Infrared imaging, Infrared radiation, Visible radiation, Linear filtering, Detection and tracking algorithms, Image segmentation, Information visualization, Image processing, Visualization

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Proceedings Article | 4 November 2014 Paper

Real-time automatic small infrared target detection using local spectral filtering in the frequency domain

Hao Chen, Hong Zhang, Jiafeng Li, Ding Yuan, Mingui Sun

Proceedings Volume 9273, 92730E (2014) https://doi.org/10.1117/12.2073015

KEYWORDS: Infrared radiation, Infrared imaging, Target detection, Infrared detectors, Optical filters, Visualization, Detection and tracking algorithms, 3D vision, 3D modeling, Thermal modeling

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