Publications and Patents

Conference Papers and Journal Articles

2020

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    Background Adaptive Faster R-CNN for Semi-Supervised Convolutional Object Detection of Threats in X-Ray Images
    John B Sigman, Gregory P Spell, Kevin J Liang, and 1 more author
    In Proc.SPIE, 2020

2019

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    Toward Automatic Threat Recognition for Airport X-ray Baggage Screening with Deep Convolutional Object Detection
    Kevin J Liang, John B Sigman, Gregory P Spell, and 5 more authors
    Advances in X-ray Analysis, Volume 64, proceedings of the 2020 Denver X-ray Conference, 2019

2018

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    Automatic threat recognition of prohibited items at aviation checkpoint with x-ray imaging: a deep learning approach
    Kevin J Liang, Geert Heilmann, Christopher Gregory, and 6 more authors
    In Proc.SPIE – Invited Paper, 2018
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    Accounting for the influence of salt water in the physics required for processing underwater UXO EMI signals
    Fridon Shubitidze, Benjamin E Barrowes, Irma Shamatava, and 2 more authors
    In Proc.SPIE, 2018

2017

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    High-frequency electromagnetic induction sensing of non-metallic materials
    John Brevard Sigman, Benjamin Barrowes, Kevin O’Neill, and 4 more authors
    IEEE Transactions on Geoscience and Remote Sensing, 2017
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    Initial Development of a High-frequency EMI Sensor for Detection of Subsurface Intermediate Electrically Conductive (IEC) Targets
    Janet E Simms, John B Sigman, Benjamin E Barrowes, and 4 more authors
    Journal of Environmental and Engineering Geophysics, 2017
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    A hybrid coil system for high frequency electromagnetic induction sensing
    John B. Sigman, Benjamin E. Barrowes, Kevin O’Neill, and 4 more authors
    2017
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    Void and landmine detection using the HFEMI sensor
    Benjamin E. Barrowes, Fridon Shubitidze, John B. Sigman, and 4 more authors
    2017
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    Ultra-wideband EMI sensing for subsurface DU detection
    Fridon Shubitidze, Benjamin E. Barrowes, John B. Sigman, and 1 more author
    2017

2016

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    Detection of Conductivity Voids and Landmines using High Frequency Electromagnetic Induction
    B. E. Barrowes, J. B. Sigman, K. O’Neill, and 4 more authors
    2016
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    UXO Classification Procedures Applied to Advanced EMI Sensors and Models
    F. Shubitidze, B. E. Barrowes, J. B. Sigman, and 2 more authors
    2016
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    Carbon fiber and void detection using high-frequency electromagnetic induction techniques
    Benjamin E. Barrowes, John B. Sigman, YinLin Wang, and 5 more authors
    2016
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    A high power EMI sensor for detecting and classifying small and deep targets
    F. Shubitidze, B. E. Barrowes, Yinlin Wang, and 4 more authors
    2016
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    Advanced EMI models for survey data processing: targets detection and classification
    F. Shubitidze, B. E. Barrowes, Yinlin Wang, and 3 more authors
    2016
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    Coil design considerations for a high-frequency electromagnetic induction sensing instrument
    John B. Sigman, Benjamin E. Barrowes, Yinlin Wang, and 5 more authors
    2016

2014

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    West Mesa Metal Mapper Data Inversion and Classification
    Irma Shamatava, Benjamin Barrowes, John Sigman, and 1 more author
    2014
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    Detecting and classifying small and deep targets using improved EMI hardware and data processing approach
    F. Shubitidze, B. E. Barrowes, J. B. Sigman, and 3 more authors
    2014
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    High frequency electromagnetic induction sensing for non-metallic ordnances detection
    F. Shubitidze, J. Sigman, K. O’Neill, and 2 more authors
    Sep 2014
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    Advanced EMI models for survey data processing: targets detection and classification
    F. Shubitidze, J. B. Sigman, Yinlin Wang, and 5 more authors
    Sep 2014
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    Automatic classification of unexploded ordnance applied to live sites for MetalMapper sensor
    John Brevard Sigman, Kevin O’Neill, Benjamin Barrowes, and 2 more authors
    Sep 2014
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    An expert-free technique for live site uxo target classification
    John B. Sigman, Yinlin Wang, Kevin O’Neill, and 2 more authors
    Mar 2014
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    A Combined Joint Diagonalization-Music Algorithm For Estimating Locations Of Subsurface Targets
    Y. Wang, J.B. Sigman, B.E. Barrowes, and 2 more authors
    Mar 2014
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    A combined joint diagonalization-MUSIC algorithm for subsurface targets localization
    Yinlin Wang, John B. Sigman, Benjamin E. Barrowes, and 2 more authors
    Mar 2014

2013

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    Automatic classification of unexploded ordnance applied to Spencer Range live site for 5x5 TEMTADS sensor
    John B. Sigman, Benjamin E. Barrowes, Kevin O’Neill, and 1 more author
    Mar 2013
Technical Reports

2016

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    Resonant Tunnel Detection
    John Sigman, Benjamin Barrowes, Fridon Shubitidze, and 2 more authors
    Oct 2016

2015

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    Resolving and Discriminating Overlapping Anomalies from Multiple Objects in Cluttered Environments
    Fridon Shubitidze, John Sigman, Yinlin Wang, and 4 more authors
    Oct 2015
Patents

2014

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    Photograph initiated appraisal process and application
    N.P. Den Herder, J.B. Sigman, N. Lande, and 1 more author
    Mar 2014
    US Patent App. 13/614,705
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    Location driven appraisal data extraction, past appraisal and value comparison and comparable property finder
    N.P. Den Herder, J.B. Sigman, N. Lande, and 1 more author
    Mar 2014
    US Patent App. 13/614,686