Dr. Amy L. Neuenschwander Profile

Dr. Amy L. Neuenschwander

Research Scientist at Univ of Texas at Austin

SPIE Involvement:

Author

Publications (13)

Proceedings Article | 12 June 2023 Presentation + Paper

PhoREAL: increasing spatial and temporal data accessibly of ICESat-2 through open-source Python repository

Amy Neuenschwander, Lori Magruder

Proceedings Volume 12537, 125370E (2023) https://doi.org/10.1117/12.2667098

KEYWORDS: Vegetation, LIDAR, Windows, Visualization, Statistical analysis, Ice, Human-machine interfaces, Data conversion, Clouds, Reflection

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Proceedings Article | 10 May 2018 Presentation + Paper

Space-based photon-counting laser altimetry for global applications

Lori Magruder, Amy Neuenschwander

Proceedings Volume 10636, 106360S (2018) https://doi.org/10.1117/12.2303979

KEYWORDS: LIDAR, Algorithm development, Vegetation, Photon counting, Satellites, Interference (communication), Clouds, Signal detection, Photodetectors, Computer simulations

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Proceedings Article | 13 May 2016 Paper

Automated feature extraction for 3-dimensional point clouds

Lori Magruder, Holly Leigh, Alexander Soderlund, Bradley Clymer, Jessica Baer, Amy Neuenschwander

Proceedings Volume 9832, 98320F (2016) https://doi.org/10.1117/12.2223845

KEYWORDS: LIDAR, Feature extraction, Clouds, Data modeling, RGB color model, Image segmentation, Vegetation, Raster graphics, Algorithm development, Visualization

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SPIE Journal Paper | 22 May 2013 Open Access

Automated bare earth extraction technique for complex topography in light detection and ranging surveys

Terry Stevenson, Lori Magruder, Amy Neuenschwander, Brian Bradford

JARS, Vol. 7, Issue 01, 073560, (May 2013) https://doi.org/10.1117/12.10.1117/1.JRS.7.073560

KEYWORDS: LIDAR, Vegetation, Buildings, Clouds, Data modeling, Image segmentation, Image processing, Bridges, Image filtering, Digital filtering

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Proceedings Article | 14 May 2012 Paper

Noise filtering techniques for photon-counting ladar data

Lori Magruder, Michael Wharton, Kevin Stout, Amy Neuenschwander

Proceedings Volume 8379, 83790Q (2012) https://doi.org/10.1117/12.919139

KEYWORDS: Photons, LIDAR, Signal to noise ratio, Signal detection, Edge detection, Interference (communication), Electronic filtering, Signal processing, Statistical analysis, Data acquisition

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Proceedings Article | 14 May 2012 Paper

A LADAR bare earth extraction technique for diverse topography and complex scenes

Amy Neuenschwander, Terry Stevenson, Lori Magruder

Proceedings Volume 8379, 83790E (2012) https://doi.org/10.1117/12.919132

KEYWORDS: LIDAR, Data modeling, Vegetation, Image segmentation, Ions, Clouds, Remote sensing, Optical filters, Algorithm development, Agriculture

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Proceedings Article | 7 June 2011 Paper

Terrain classification of ladar data for bare earth determination

Amy Neuenschwander, Lori Magruder

Proceedings Volume 8037, 80370E (2011) https://doi.org/10.1117/12.884128

KEYWORDS: LIDAR, Vegetation, Surface roughness, Data modeling, Data acquisition, Algorithm development, Digital filtering, Modulation, Signal processing, Data analysis

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Proceedings Article | 4 May 2010 Paper

Terrain classification of ladar data over Haitian urban environments using a lower envelope follower and adaptive gradient operator

Amy Neuenschwander, Melba Crawford, Lori Magruder, Christopher Weed, Richard Cannata, Dale Fried, Robert Knowlton, Richard Heinrichs

Proceedings Volume 7684, 768408 (2010) https://doi.org/10.1117/12.866033

KEYWORDS: LIDAR, Vegetation, Data modeling, Buildings, Modulation, Earthquakes, Floods, Data acquisition, Optical scanning systems, 3D modeling

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Proceedings Article | 29 April 2010 Paper

Obstruction detection comparison of small-footprint full-waveform and discrete return lidar

Lori Magruder, Amy Neuenschwander, Scott Marmillion, Scott Tweddale

Proceedings Volume 7684, 768410 (2010) https://doi.org/10.1117/12.850274

KEYWORDS: LIDAR, Vegetation, Digital filtering, Associative arrays, Electro optical modeling, Systems modeling, Signal detection, Geodesy, Laser energy, Ranging

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SPIE Journal Paper | 1 January 2010

Lidar waveform stacking techniques for faint ground return extraction

Lori Magruder, Amy Neuenschwander, Scott Marmillion

JARS, Vol. 4, Issue 01, 043501, (January 2010) https://doi.org/10.1117/12.10.1117/1.3299657

KEYWORDS: LIDAR, Reflection, Sensors, Ranging, Data acquisition, Clouds, Algorithm development, Data processing, Signal detection, Geodesy

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SPIE Journal Paper | 1 August 2009

Landcover classification of small-footprint, full-waveform lidar data

Amy Neuenschwander, Lori Magruder, Marcus Tyler

JARS, Vol. 3, Issue 01, 033544, (August 2009) https://doi.org/10.1117/12.10.1117/1.3229944

KEYWORDS: LIDAR, Vegetation, Fourier transforms, Reflectivity, Feature selection, Image classification, Feature extraction, Ecosystems, Composites, Multispectral imaging

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Proceedings Article | 2 May 2009 Paper

Fundamental relationships inherent to lidar waveforms for classification

Amy Neuenschwander, Lori Magruder, Alexis Londo, Scott Tweddale

Proceedings Volume 7323, 73230A (2009) https://doi.org/10.1117/12.818607

KEYWORDS: LIDAR, Vegetation, Laser energy, Defense and security, Feature extraction, Ecosystems, Reflectivity, Ranging, Composites, Laser applications

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Proceedings Article | 2 May 2009 Paper

Lidar full-waveform data analysis for detection of faint returns through obscurants

Lori Magruder, Amy Neuenschwander

Proceedings Volume 7323, 73230L (2009) https://doi.org/10.1117/12.818595

KEYWORDS: LIDAR, Sensors, Reflection, Algorithm development, Data processing, Ranging, Vegetation, Signal detection, Geodesy, Data acquisition

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Showing 5 of 13 publications

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