Search Results - "Post, Christopher"

Comparative Genomic Analyses of 17 Clinical Isolates of Gardnerella vaginalis Provide Evidence of Multiple Genetically Isolated Clades Consistent with Subspeciation into Genovars by Ahmed, Azad, Earl, Josh, Retchless, Adam, Hillier, Sharon L, Rabe, Lorna K, Cherpes, Thomas L, Powell, Evan, Janto, Benjamin, Eutsey, Rory, Hiller, N. Luisa, Boissy, Robert, Dahlgren, Margaret E, Hall, Barry G, Costerton, J. William, Post, J. Christopher, Hu, Fen Z, Ehrlich, Garth D

“…Gardnerella vaginalis is associated with a spectrum of clinical conditions, suggesting high degrees of genetic heterogeneity among stains. Seventeen G…”
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Monitoring Ecological Changes on a Rapidly Urbanizing Island Using a Remote Sensing-Based Ecological Index Produced Time Series by Lin, Lili, Hao, Zhenbang, Post, Christopher J., Mikhailova, Elena A.

“…Island ecosystems are susceptible to the considerable impacts of increasing human activities, landscape reconstruction, and urban expansion, resulting in…”
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Evaluation of an inexpensive sensor to measure soil color by Stiglitz, Roxanne, Mikhailova, Elena, Post, Christopher, Schlautman, Mark, Sharp, Julia

“…•Field and rapid laboratory determination of soil color can be subjective due to environmental conditions and human error.•The Nix Pro Color Sensor was…”
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Comparison of Classical Methods and Mask R-CNN for Automatic Tree Detection and Mapping Using UAV Imagery by Yu, Kunyong, Hao, Zhenbang, Post, Christopher J., Mikhailova, Elena A., Lin, Lili, Zhao, Gejin, Tian, Shangfeng, Liu, Jian

“…Detecting and mapping individual trees accurately and automatically from remote sensing images is of great significance for precision forest management. Many…”
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Comparison of machine learning algorithms to predict dissolved oxygen in an urban stream by Bolick, Madeleine M., Post, Christopher J., Naser, Mohannad-Zeyad, Mikhailova, Elena A.

“…Water quality monitoring for urban watersheds is critical to identify the negative urbanization impacts. This study sought to identify a successful predictive…”
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Assessing tree height and density of a young forest using a consumer unmanned aerial vehicle (UAV) by Hao, Zhenbang, Lin, Lili, Post, Christopher J., Jiang, Yusen, Li, Minghui, Wei, Nibin, Yu, Kunyong, Liu, Jian

“…Accurate, cost-effective monitoring and management of young forests is important for future stand quality. There is a critical need for a rapid assessment tool…”
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Protection of Coastal Shelter Forests Using UAVs: Individual Tree and Tree-Height Detection in Casuarina equisetifolia L. Forests by Lili Lin, Zhenbang Hao, Christopher J. Post, Elena A. Mikhailova

“…Casuarina equisetifolia L. plays a significant role in sandy, coastal regions for sand stabilization and windbreaks. However, C. equisetifolia forests are…”
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How Does Sample Labeling and Distribution Affect the Accuracy and Efficiency of a Deep Learning Model for Individual Tree-Crown Detection and Delineation by Hao, Zhenbang, Post, Christopher J., Mikhailova, Elena A., Lin, Lili, Liu, Jian, Yu, Kunyong

“…Monitoring and assessing vegetation using deep learning approaches has shown promise in forestry applications. Sample labeling to represent forest complexity…”
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Evaluating the integrity of forested riparian buffers over a large area using LiDAR data and Google Earth Engine by Zurqani, Hamdi A., Post, Christopher J., Mikhailova, Elena A., Cope, Michael P., Allen, Jeffery S., Lytle, Blake A.

“…Spatial and temporal changes in land cover have direct impacts on the hydrological cycle and stream quality. Techniques for accurately and efficiently mapping…”
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Evaluating Urban Stream Flooding with Machine Learning, LiDAR, and 3D Modeling by Bolick, Madeleine M., Post, Christopher J., Naser, M. Z., Forghanparast, Farhang, Mikhailova, Elena A.

“…Flooding in urban streams can occur suddenly and cause major environmental and infrastructure destruction. Due to the high amounts of impervious surfaces in…”
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The application of biofilm science to the study and control of chronic bacterial infections by Costerton, William, Veeh, Richard, Shirtliff, Mark, Pasmore, Mark, Post, Christopher, Ehrlich, Garth

“…Unequivocal direct observations have established that the bacteria that cause device-related and other chronic infections grow in matrix-enclosed biofilms. The…”
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Monitoring Land Cover Change on a Rapidly Urbanizing Island Using Google Earth Engine by Lin, Lili, Hao, Zhenbang, Post, Christopher J., Mikhailova, Elena A., Yu, Kunyong, Yang, Liuqing, Liu, Jian

“…Island ecosystems are particularly susceptible to climate change and human activities. The change of land use and land cover (LULC) has considerable impacts on…”
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Generation of genic diversity among Streptococcus pneumoniae strains via horizontal gene transfer during a chronic polyclonal pediatric infection by Hiller, N Luisa, Ahmed, Azad, Powell, Evan, Martin, Darren P, Eutsey, Rory, Earl, Josh, Janto, Benjamin, Boissy, Robert J, Hogg, Justin, Barbadora, Karen, Sampath, Rangarajan, Lonergan, Shaun, Post, J Christopher, Hu, Fen Z, Ehrlich, Garth D

“…Although there is tremendous interest in understanding the evolutionary roles of horizontal gene transfer (HGT) processes that occur during chronic polyclonal…”
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Integrating United Nations Sustainable Development Goals in Soil Science Education by Mikhailova, Elena A., Post, Christopher J., Nelson, Davis G.

“…The United Nations (UN) Sustainable Development Goals (SDGs) offer an opportunity to improve soil science education on sustainability because they provide…”
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Teaching Innovation in STEM Education Using an Unmanned Aerial Vehicle (UAV) by Bolick, Madeleine M., Mikhailova, Elena A., Post, Christopher J.

“…The use of unmanned aerial vehicles (UAVs) has increased in the science, technology, engineering, and mathematics (STEM) professions. This means there is a…”
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Spatiotemporal Analysis of Soil Quality Degradation and Emissions in the State of Iowa (USA) by Mikhailova, Elena, Zurqani, Hamdi, Lin, Lili, Hao, Zhenbang, Post, Christopher, Schlautman, Mark, Post, Gregory

“…The concept of soil quality (SQ) is defined as the soil's capacity to function, which is commonly assessed at the field scale. Soil quality is composed of…”
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Automated tree-crown and height detection in a young forest plantation using mask region-based convolutional neural network (Mask R-CNN) by Hao, Zhenbang, Lin, Lili, Post, Christopher J., Mikhailova, Elena A., Li, Minghui, Chen, Yan, Yu, Kunyong, Liu, Jian

“…Tree-crown and height are primary tree measurements in forest inventory. Convolutional neural networks (CNNs) are a class of neural networks, which can be used…”
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The co-effect of image resolution and crown size on deep learning for individual tree detection and delineation by Hao, Zhenbang, Lin, Lili, Post, Christopher J., Mikhailova, Elena A., Yu, Kunyong, Fang, Huirong, Liu, Jian

“…Individual tree detection and delineation (ITDD) is an important subject in forestry and urban forestry. This study represents the first research to propose…”
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Evaluation of Riparian Tree Cover and Shading in the Chauga River Watershed Using LiDAR and Deep Learning Land Cover Classification by Bolick, Madeleine M., Post, Christopher J., Mikhailova, Elena A., Zurqani, Hamdi A., Grunwald, Andrew P., Saldo, Elizabeth A.

“…River systems face negative impacts from development and removal of riparian vegetation that provide critical shading in the face of climate change. This study…”
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Characterization of biofilm matrix, degradation by DNase treatment and evidence of capsule downregulation in Streptococcus pneumoniae clinical isolates by Hall-Stoodley, Luanne, Nistico, Laura, Sambanthamoorthy, Karthik, Dice, Bethany, Nguyen, Duc, Mershon, William J, Johnson, Candice, Hu, Fen Ze, Stoodley, Paul, Ehrlich, Garth D, Post, J Christopher

“…Streptococcus pneumoniae is a common respiratory pathogen and a major causative agent of respiratory infections, including otitis media (OM). Pneumococcal…”
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