Zhuoting Wu
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View article: Optimizing Landsat Next Shortwave Infrared Bands for Crop Residue Characterization
Optimizing Landsat Next Shortwave Infrared Bands for Crop Residue Characterization Open
This study focused on optimizing the placement of shortwave infrared (SWIR) bands for pixel-level estimation of fractional crop residue cover (fR) for the upcoming Landsat Next mission. We applied an iterative wavelength shift approach to …
View article: Evaluation of SWIR Crop Residue Bands for the Landsat Next Mission
Evaluation of SWIR Crop Residue Bands for the Landsat Next Mission Open
This research reports the findings of a Landsat Next expert review panel that evaluated the use of narrow shortwave infrared (SWIR) reflectance bands to measure ligno-cellulose absorption features centered near 2100 and 2300 nm, with the o…
View article: Rapid Monitoring of the Abundance and Spread of Exotic Annual Grasses in the Western United States Using Remote Sensing and Machine Learning
Rapid Monitoring of the Abundance and Spread of Exotic Annual Grasses in the Western United States Using Remote Sensing and Machine Learning Open
Exotic annual grasses (EAG) are one of the most damaging agents of change in western North America. Despite known socio‐environmental effects of EAG there remains a need to enhance monitoring capabilities for better informing conservation …
View article: Green Transshipment System at Freight Port Scheme Based on Unmanned Fleet
Green Transshipment System at Freight Port Scheme Based on Unmanned Fleet Open
Presently, developed countries such as Japan and the United States have set about building unmanned fleets, while China is still in the initial stage [1] . In terms of hydrogen production from wind power, European countries like Britain an…
View article: A novel approach for next generation water-use mapping using Landsat and Sentinel-2 satellite data
A novel approach for next generation water-use mapping using Landsat and Sentinel-2 satellite data Open
Evapotranspiration (ET) is needed in a range of applications in hydrology, climatology, ecology, and agriculture. Remote sensing-based estimation is the only viable and economical method for ET estimation over large areas. The current Land…
View article: A Land Imaging Architecture Scorecard to Support Decision-Making
A Land Imaging Architecture Scorecard to Support Decision-Making Open
<p>Investment decisions on land imaging data buys, partnering opportunities, technologies, and system acquisition are becoming increasingly complex as the number of Earth-observing satellites increases rapidly, aircraft sensors and u…
View article: Characterizing Land Surface Phenology and Exotic Annual Grasses in Dryland Ecosystems Using Landsat and Sentinel-2 Data in Harmony
Characterizing Land Surface Phenology and Exotic Annual Grasses in Dryland Ecosystems Using Landsat and Sentinel-2 Data in Harmony Open
Invasive annual grasses, such as cheatgrass (Bromus tectorum L.), have proliferated in dryland ecosystems of the western United States, promoting increased fire activity and reduced biodiversity that can be detrimental to socio-environment…
View article: Assessment of the Impacts of Image Signal-to-Noise Ratios in Impervious Surface Mapping
Assessment of the Impacts of Image Signal-to-Noise Ratios in Impervious Surface Mapping Open
Medium spatial resolution satellite images are frequently used to characterize thematic land cover and a continuous field at both regional and global scales. However, high spatial resolution remote sensing data can provide details in lands…
View article: User needs for future Landsat missions
User needs for future Landsat missions Open
Landsat satellites have been operating since 1972, providing the longest continuous observation record of the Earth's land surface. Over the past half century, the Landsat user community has grown exponentially, encompassing more diverse a…
View article: Monitoring Landscape Dynamics in Central U.S. Grasslands with Harmonized Landsat-8 and Sentinel-2 Time Series Data
Monitoring Landscape Dynamics in Central U.S. Grasslands with Harmonized Landsat-8 and Sentinel-2 Time Series Data Open
Remotely monitoring changes in central U.S. grasslands is challenging because these landscapes tend to respond quickly to disturbances and changes in weather. Such dynamic responses influence nutrient cycling, greenhouse gas contributions,…
View article: Spatiotemporal Analysis of Landsat-8 and Sentinel-2 Data to Support Monitoring of Dryland Ecosystems
Spatiotemporal Analysis of Landsat-8 and Sentinel-2 Data to Support Monitoring of Dryland Ecosystems Open
Drylands are the habitat and source of livelihood for about two fifths of the world’s population and are highly susceptible to climate and anthropogenic change. To understand the vulnerability of drylands to changing environmental conditio…
View article: Exploiting Differential Vegetation Phenology for Satellite-Based Mapping of Semiarid Grass Vegetation in the Southwestern United States and Northern Mexico
Exploiting Differential Vegetation Phenology for Satellite-Based Mapping of Semiarid Grass Vegetation in the Southwestern United States and Northern Mexico Open
We developed and evaluated a methodology for subpixel discrimination and large-area mapping of the perennial warm-season (C4) grass component of vegetation cover in mixed-composition landscapes of the southwestern United States and norther…
View article: Vegetative response to water availability on the San Carlos Apache Reservation
Vegetative response to water availability on the San Carlos Apache Reservation Open
On the San Carlos Apache Reservation in east-central Arizona, U.S.A., vegetation types such as ponderosa pine forests, pinyon-juniper woodlands, and grasslands have significant ecological, cultural, and economic value for the Tribe. This v…
View article: Estimating Forest and Woodland Aboveground Biomass Using Active and Passive Remote Sensing
Estimating Forest and Woodland Aboveground Biomass Using Active and Passive Remote Sensing Open
Aboveground biomass was estimated from active and passive remote sensing sources, including airborne lidar and Landsat-8 satellites, in an eastern Arizona (USA) study area comprised of forest and woodland ecosystems. Compared to field meas…