Prof. Xiaojian Xu Profile

Prof. Xiaojian Xu

Professor

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Publications (36)

Proceedings Article | 1 November 2024 Presentation + Paper

Multiresolution components fused evaluation for hyperspectral atmospheric radiative transfer model using feature selective validation

Shaoping Shuai, Jun Ma, Jia Liu, Xiaoyu He, Xiaojian Xu

Proceedings Volume 13199, 131990C (2024) https://doi.org/10.1117/12.3031448

KEYWORDS: Fused deposition modeling, Atmospheric modeling, Data modeling, Histograms, Radiative transfer, Wavelets, Spectral resolution, Reflection, Computer simulations, Atmospheric particles

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Proceedings Article | 27 March 2022 Paper

Target recognition and anti-jamming technology of short-range laser based on high resolution range profile

Qigong He, Xiaojian Xu, Xiaodong Jia

Proceedings Volume 12169, 1216936 (2022) https://doi.org/10.1117/12.2623591

KEYWORDS: Target recognition, Target detection, Laser applications, Clouds, Ranging, Signal detection, Feature extraction

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Proceedings Article | 31 January 2020 Paper

Time-varying hyperspectral characteristics of typical terrains

Chaofu Wei, Xiaojian Xu

Proceedings Volume 11427, 1142735 (2020) https://doi.org/10.1117/12.2552915

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Proceedings Article | 9 October 2018 Paper

Optimal band analysis for dim target detection in space-variant sky background

Xiaoyu He, Xiaojian Xu

Proceedings Volume 10795, 107950N (2018) https://doi.org/10.1117/12.2503530

KEYWORDS: Sensors, Target detection, Signal to noise ratio, Atmospheric modeling, Atmospheric sensing, Infrared sensors, Image sensors

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Proceedings Article | 9 October 2018 Paper

Sea-land segmentation in SAR images based on multifeature fused boundary clustering

Kejiang Wu, Xiaojian Xu

Proceedings Volume 10794, 107940T (2018) https://doi.org/10.1117/12.2503531

KEYWORDS: Image segmentation, Synthetic aperture radar, Image fusion, Digital filtering, Image processing, Speckle, Scattering, Image filtering, Edge detection, Sensors

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Proceedings Article | 5 October 2018 Presentation + Paper

A new polarimetric passive radar calibrator for fully polarimetric measurement

Pengfei Wu, Xiaojian Xu

Proceedings Volume 10800, 1080008 (2018) https://doi.org/10.1117/12.2503532

KEYWORDS: Calibration, Polarimetry, Radar, Polarization, Electromagnetic scattering

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Proceedings Article | 5 March 2018 Paper

Novel Filter Back-Projection (FBP) algorithm using the spectral estimation process

Weiwei Jia, Xiaojian Xu, Chunzhu Dong, Tao Zhao

Proceedings Volume 10710, 1071009 (2018) https://doi.org/10.1117/12.2314717

KEYWORDS: Detection and tracking algorithms, Optical filters, Image filtering, Radar, Radar imaging, Scattering, Filtering (signal processing), Image resolution, Target detection, Image processing

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Proceedings Article | 20 October 2015 Paper

APES-based procedure for super-resolution SAR imagery with GPU parallel computing

Weiwei Jia, Xiaojian Xu, Guangyao Xu

Proceedings Volume 9646, 96460C (2015) https://doi.org/10.1117/12.2194408

KEYWORDS: Synthetic aperture radar, Super resolution, Parallel computing, Image processing, Image segmentation, Image resolution, Detection and tracking algorithms, Samarium, Image filtering, MATLAB

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Proceedings Article | 16 October 2015 Paper

Cloud radiative characteristic parameter calculation for space-based remote sensing sensors

Hongxia Wang, Xiaojian Xu

Proceedings Volume 9640, 96400L (2015) https://doi.org/10.1117/12.2194484

KEYWORDS: Clouds, Scattering, Mie scattering, Bidirectional reflectance transmission function, Remote sensing, Reflection, Particles, Radiative transfer, Infrared sensors, Sensors

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Proceedings Article | 15 October 2015 Paper

A new polarimetric active radar calibrator and calibration technique

Jianguo Tang, Xiaojian Xu

Proceedings Volume 9643, 96431U (2015) https://doi.org/10.1117/12.2194478

KEYWORDS: Calibration, Antennas, Polarimetry, Radar, Polarization, Scattering, Statistical analysis, Matrices, Numerical simulations, Signal to noise ratio

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Proceedings Article | 15 October 2015 Paper

Azimuth sidelobe suppression technique for near-field MIMO radar imaging

Yongze Liu, Xiaojian Xu

Proceedings Volume 9643, 96431E (2015) https://doi.org/10.1117/12.2194474

KEYWORDS: Point spread functions, Radar, Near field, Thulium, Radon, Radar imaging, Transmitters, Receivers, Apodization, Image quality

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Proceedings Article | 2 September 2015 Paper

Numerical study of the statistical characteristics of range-resolved sea clutter

Jianing Wang, Xiaojian Xu

Proceedings Volume 9596, 959606 (2015) https://doi.org/10.1117/12.2187165

KEYWORDS: Scattering, Monte Carlo methods, Radar, Data modeling, Statistical analysis, Polarization, Backscatter, Statistical modeling, Oceanography, Target detection

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Proceedings Article | 2 September 2015 Paper

Dim target trajectory-associated detection in bright earth limb background

Penghui Chen, Xiaojian Xu, Xiaoyu He, Yuesong Jiang

Proceedings Volume 9596, 95960C (2015) https://doi.org/10.1117/12.2187700

KEYWORDS: Target detection, Signal to noise ratio, Image segmentation, Hough transforms, Binary data, Sensors, Interference (communication), Digital breast tomosynthesis, Image analysis, Numerical simulations

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Proceedings Article | 1 September 2015 Paper

Fast calculation of scattered radiance in multispectral imagery simulation

Xiaoyu He, Xiaojian Xu

Proceedings Volume 9608, 96080O (2015) https://doi.org/10.1117/12.2187621

KEYWORDS: Earth's atmosphere, Infrared imaging, Infrared sensors, Sensors, Atmospheric modeling, Matrices, Radiative transfer, Transmittance, Multispectral imaging, Scattering

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Proceedings Article | 15 October 2014 Paper

Infrared radiation scene generation of stars and planets in celestial background

Feng Guo, Yaohui Hong, Xiaojian Xu

Proceedings Volume 9244, 92441Q (2014) https://doi.org/10.1117/12.2067977

KEYWORDS: Stars, Planets, Infrared radiation, Sensors, Black bodies, Spectral resolution, Infrared sensors, Sun, Infrared imaging, Data modeling

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Proceedings Article | 7 October 2014 Paper

Contrast analysis of space-based Earth observation infrared system

Xiaoyu He, Xiaojian Xu

Proceedings Volume 9249, 92490F (2014) https://doi.org/10.1117/12.2067106

KEYWORDS: Earth's atmosphere, Sensors, Transmittance, Infrared imaging, Infrared sensors, Infrared radiation, Target detection, Electro optical modeling, Performance modeling, Atmospheric modeling

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Proceedings Article | 18 September 2014 Paper

An iterative procedure for ultra-wideband imagery of space objects from distributed multi-band radar data

Xiaojian Xu, Feiyang He

Proceedings Volume 9227, 922709 (2014) https://doi.org/10.1117/12.2061697

KEYWORDS: Radar, Data modeling, Radar signal processing, Signal processing, Image processing, Scattering, Image fusion, Matrices, Data fusion, Radar imaging

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Proceedings Article | 21 November 2012 Paper

Exact RCS reconstruction of interested targets from SAR images

Dandan Gu, Xiaojian Xu

Proceedings Volume 8536, 853613 (2012) https://doi.org/10.1117/12.974404

KEYWORDS: Synthetic aperture radar, Calibration, Scattering, Image processing, Radar, Image segmentation, Imaging systems, Detection and tracking algorithms, Fourier transforms, Signal attenuation

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Proceedings Article | 21 November 2012 Paper

Three-dimensional monopulse radar imaging simulation of ships on sea surfaces

Diao Guijie, Xiaojian Xu

Proceedings Volume 8536, 85360V (2012) https://doi.org/10.1117/12.974380

KEYWORDS: 3D image processing, 3D acquisition, Radar, Stereoscopy, Synthetic aperture radar, 3D modeling, Radar imaging, Target recognition, Antennas, Scattering

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Proceedings Article | 8 November 2012 Paper

GLRT-entropy joint location of low-RCS target in heavy sea clutter

Jianing Wang, Xiaojian Xu

Proceedings Volume 8537, 853711 (2012) https://doi.org/10.1117/12.974377

KEYWORDS: Target detection, Speckle, Radar, Sensors, Expectation maximization algorithms, Statistical modeling, Scattering, Monte Carlo methods, Device simulation, Data modeling

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Proceedings Article | 27 October 2011 Paper

Squint mode SAR raw data generation for moving ship on the ocean

Guijie Diao, Xiaojian Xu

Proceedings Volume 8179, 817914 (2011) https://doi.org/10.1117/12.898913

KEYWORDS: Synthetic aperture radar, Device simulation, Radar, Image processing, Reflectivity, Scattering, Data modeling, Detection and tracking algorithms, Motion models, Fourier transforms

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Proceedings Article | 6 October 2011 Paper

A novel technique for accurate velocity measurement using LFM radar

Chao Ma, Xiaojian Xu

Proceedings Volume 8186, 81860L (2011) https://doi.org/10.1117/12.898620

KEYWORDS: Radar, Signal to noise ratio, Velocity measurements, Optical filters, Phase measurement, Finite impulse response filters, Error analysis, Binary data, Scattering, Electro optical modeling

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Proceedings Article | 21 June 2011 Paper

ECCM performance analysis of chaotic coded orthogonal frequency division multiplexing (COFDM) SAR

Xiangzhi Feng, Xiaojian Xu

Proceedings Volume 8021, 80211K (2011) https://doi.org/10.1117/12.883637

KEYWORDS: Synthetic aperture radar, Orthogonal frequency division multiplexing, Radar, Modulation, Electronics, Signal processing, Antennas, Frequency modulation, Interference (communication), Image processing

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Proceedings Article | 21 June 2011 Paper

SAR imagery using chaotic carrier frequency agility pulses

Xiaojian Xu, Xiangzhi Feng

Proceedings Volume 8021, 80211B (2011) https://doi.org/10.1117/12.883636

KEYWORDS: Synthetic aperture radar, Signal processing, Doppler effect, Image processing, Radar, Electronics, Image compression, Image acquisition, Interference (communication), Fourier transforms

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Proceedings Article | 5 May 2011 Paper

Comparison of the HRRP phase gradient statistics between a ship and sea surface using alpha-stable distribution

Dan Jiang, Xiaojian Xu, Li Jie, Jie Lei

Proceedings Volume 8051, 80510Y (2011) https://doi.org/10.1117/12.883638

KEYWORDS: Radar, Scattering, Motion models, Statistical analysis, Lithium, Aerospace engineering, Numerical simulations, Reflection, Expectation maximization algorithms, Einsteinium

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Proceedings Article | 12 October 2010 Paper

Numerical study of the thermal infrared characteristics for orbital objects

Fubing Li, Xiaojian Xu

Proceedings Volume 7836, 78360P (2010) https://doi.org/10.1117/12.861752

KEYWORDS: Sun, Infrared radiation, Sensors, Solar energy, Infrared signatures, Infrared sensors, Thermography, Thermal modeling, Bidirectional reflectance transmission function, Motion models

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Proceedings Article | 13 May 2010 Paper

Doppler spectral analysis for two-dimensional time-evolving nonlinear sea surfaces

Xiaofei Li, Xiaojian Xu

Proceedings Volume 7696, 76960I (2010) https://doi.org/10.1117/12.849796

KEYWORDS: Doppler effect, Scattering, Phase modulation, Radar, Electromagnetic scattering, 3D modeling, Polarization, Fourier transforms, Motion models, Wave propagation

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Proceedings Article | 27 April 2010 Paper

Near-field EM scattering calculation for target-seeker encounter simulation

Miao Sui, Xiaojian Xu

Proceedings Volume 7669, 76691C (2010) https://doi.org/10.1117/12.849794

KEYWORDS: Near field, Scattering, Antennas, Wave propagation, Electromagnetic scattering, Radar, Missiles, Modulation, Electromagnetism, Magnetism

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Proceedings Article | 27 April 2010 Paper

A new coherent processing algorithm for combined subband radar imaging

Xiaojian Xu, Li Jia

Proceedings Volume 7669, 76690L (2010) https://doi.org/10.1117/12.849793

KEYWORDS: Radar, Image processing, Autoregressive models, Scattering, Radar imaging, Signal to noise ratio, Detection and tracking algorithms, Data modeling, Image resolution, Signal processing

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Proceedings Article | 30 October 2009 Paper

An automatic target recognition system based on SAR image

Qinfu Li, Jinquan Wang, Bo Zhao, Furen Luo, Xiaojian Xu

Proceedings Volume 7495, 74953V (2009) https://doi.org/10.1117/12.832953

KEYWORDS: Synthetic aperture radar, Automatic target recognition, Image segmentation, Image processing, Target detection, Detection and tracking algorithms, Image resolution, Device simulation, Scattering, Image filtering

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Proceedings Article | 26 September 2007 Paper

Prediction of cryogenic temperature impact on the performance of space-borne IR sensors

Xiaojian Xu, Xiaowei Shi

Proceedings Volume 6678, 66781S (2007) https://doi.org/10.1117/12.735107

KEYWORDS: Sensors, Infrared sensors, Thermography, Staring arrays, Near field optics, Electro optical modeling, Infrared radiation, Infrared imaging, Cryogenics, Signal to noise ratio

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Proceedings Article | 26 September 2007 Paper

A comparative study of algorithms for radar imaging from gapped data

Xiaojian Xu, Ruixue Luan, Li Jia, Ying Huang

Proceedings Volume 6712, 67120A (2007) https://doi.org/10.1117/12.733946

KEYWORDS: Radar, Image processing, Deconvolution, Synthetic aperture radar, Image segmentation, Data modeling, Radar imaging, Algorithm development, Point spread functions, Image restoration

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Proceedings Article | 28 September 2006 Paper

SAR image modeling of ships over sea surface

Xiaojian Xu, Yong Wang, Yao Qin

Proceedings Volume 6363, 63630J (2006) https://doi.org/10.1117/12.689788

KEYWORDS: Scattering, Synthetic aperture radar, Radar, Multiple scattering, Diffraction, Electromagnetic scattering, Image resolution, Algorithm development, Polarization, Dielectric polarization

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Proceedings Article | 12 May 2003 Paper

Principles and applications of coherent random noise radar technology

Ram Narayanan, Xiaojian Xu

Proceedings Volume 5113, (2003) https://doi.org/10.1117/12.484912

KEYWORDS: Radar, Polarimetry, Radar imaging, Interference (communication), Imaging systems, Image enhancement, Synthetic aperture radar, Image resolution, Target recognition, Antennas

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Proceedings Article | 20 July 1999 Paper

Three-dimensional interferometric ISAR imaging with applications to the scattering diagnosis of complex radar targets

Xiaojian Xu, Zhihe Xiao, Hong Luo, Peikang Huang

Proceedings Volume 3704, (1999) https://doi.org/10.1117/12.354600

KEYWORDS: 3D image processing, 3D acquisition, Radar, Scattering, 3D modeling, Image processing, Interferometry, Electromagnetic scattering, Radar imaging, Stereoscopy

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Proceedings Article | 23 June 1997 Paper

Doppler-modulated feature modeling and radar target recognition

Hong Luo, Peikang Huang, Xiaojian Xu, Jinghong Mao

Proceedings Volume 3069, (1997) https://doi.org/10.1117/12.277134

KEYWORDS: Modulation, Radar, Backscatter, Doppler effect, Feature extraction, Fuzzy logic, Wavelets, Target recognition, Electromagnetic scattering, Scattering

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Showing 5 of 36 publications

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