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Forest Canopy Height Extraction in Rugged Areas With ICESat/GLAS Data

Xiaoyi Wang, Huabing Huang, Peng Gong, Caixia Liu, Congcong Li, Wenyu Li
2014 IEEE Transactions on Geoscience and Remote Sensing  
Geoscience Laser Altimeter System data have been widely used in forest canopy height extraction. It is still challenging over rugged areas.  ...  In this paper, we propose a forest canopy height extraction method consisting of the Savitzky-Golay filter and fitting, Sigbeg determination based on the fitting results, and slope correction for rugged  ...  Shuttle Radar Topography Mission data.  ... 
doi:10.1109/tgrs.2013.2283272 fatcat:s6vuqqotvfe4veq6ojrc3dge2u

Constructing a Finer-Resolution Forest Height in China Using ICESat/GLAS, Landsat and ALOS PALSAR Data and Height Patterns of Natural Forests and Plantations

Huabing Huang, Caixia Liu, Xiaoyi Wang
2019 Remote Sensing  
Forest heights derived from remotely sensed data range from 1.41 m to 38.94 m, with an average forest height of 16.08 ± 3.34 m. Mean forest heights differ only slightly among different forest types.  ...  After integrating PALSAR data into the model, the uncertainty associated with forest height estimation was reduced by 4.58%.  ...  Data and Methods Height Extraction from Geoscience Laser Altimeter System (GLAS) Footprints The ICESat/GLAS was launched on 12 January 2003.  ... 
doi:10.3390/rs11151740 fatcat:d5xbfb46irhernjpzkevskn6la

Retrieval of Savanna Vegetation Canopy Height from ICESat-GLAS Spaceborne LiDAR With Terrain Correction

Ehsan Khalefa, Izak P. J. Smit, Alecia Nickless, Sally Archibald, Alexis Comber, Heiko Balzter
2013 IEEE Geoscience and Remote Sensing Letters  
The canopy height retrievals were validated with field observations in 23 GLAS footprints and show that the direct method works well over flat areas (Pearson correlation coefficient r = 0.70, p < 0.01,  ...  Airborne and spaceborne LiDAR is known to provide reliable information on terrain elevation and forest canopy height over closed forests.  ...  ICESat-GLAS data were acquired in February-March 2009. GLA01 contains the transmitted and received echo waveforms.  ... 
doi:10.1109/lgrs.2013.2259793 fatcat:tg5mbut5tnbbppexq5mixk7tfy

Evaluation of the Vertical Accuracy of Open Global DEMs over Steep Terrain Regions Using ICESat Data: A Case Study over Hunan Province, China

Zhiwei Liu, Jianjun Zhu, Haiqiang Fu, Cui Zhou, Tingying Zuo
2020 Sensors  
However, the quality of these DEMs has not yet been fully characterized, especially in the application for regional scale studies.  ...  Results show that the SRTM1 DEM offers the best quality with a Root Mean Square Error (RMSE) of 8.0 m, and ASTER GDEM2 has the worst quality with the RMSE of 10.1 m.  ...  The height of the ICESat/GLAS data is the ellipsoidal height with respect to the TOPEX/Poseidon (T/P) ellipsoid.  ... 
doi:10.3390/s20174865 pmid:32872143 fatcat:nozljvcvondkdfc4jllnjne3hu

Integrating Multi-Source Remote Sensing to Assess Forest Aboveground Biomass in the Khingan Mountains of North-Eastern China Using Machine-Learning Algorithms

Xiaoyi Wang, Caixia Liu, Guanting Lv, Jinfeng Xu, Guishan Cui
2022 Remote Sensing  
Mg ha−1 when validated with field data.  ...  Forest AGB values in our study area were within the range 79.81 ± 16.00 Mg ha−1, ~25% larger than a previous, SAR-based, analysis.  ...  Shuttle Radar Topography Mission (SRTM) data.  ... 
doi:10.3390/rs14041039 fatcat:gefgbi4hsbdkzjamhvtu4tsuje

Modeling the height of young forests regenerating from recent disturbances in Mississippi using Landsat and ICESat data

Ainong Li, Chengquan Huang, Guoqing Sun, Hua Shi, Chris Toney, Zhiliang Zhu, Matthew G. Rollins, Samuel N. Goward, Jeffrey G. Masek
2011 Remote Sensing of Environment  
This paper describes a Landsat-lidar fusion approach for modeling the height of young forests by integrating historical Landsat observations with lidar data acquired by the Geoscience Laser Altimeter System  ...  Many forestry and earth science applications require spatially detailed forest height data sets.  ...  Portions of this work were performed in accordance with a memorandum of understanding between the Forest Inventory and Analysis program of USDA Forest Service and the interagency LANDFIRE program, in support  ... 
doi:10.1016/j.rse.2011.03.001 fatcat:gfieqjat7vbtnafoagf64khmeu

Aboveground biomass mapping in French Guiana by combining remote sensing, forest inventories and environmental data

Ibrahim Fayad, Nicolas Baghdadi, Stéphane Guitet, Jean-Stéphane Bailly, Bruno Hérault, Valéry Gond, Mahmoud El Hajj, Dinh Ho Tong Minh
2016 International Journal of Applied Earth Observation and Geoinformation  
Nevertheless, these maps cannot represent local variations in AGB in tropical forests.  ...  However, these data are insensitive to high AGB levels (150 Mg/ha, and 300 Mg/ha for P-band), which are commonly found in tropical forests.  ...  The authors acknowledge the National Snow and Ice Data Center (NSDIC) for the distribution of the ICESat/GLAS data.  ... 
doi:10.1016/j.jag.2016.07.015 fatcat:yptrrpioynfjte4e4kktvbe54e

Accuracy Assessment of GEDI Terrain Elevation and Canopy Height Estimates in European Temperate Forests: Influence of Environmental and Acquisition Parameters

Markus Adam, Mikhail Urbazaev, Clémence Dubois, Christiane Schmullius
2020 Remote Sensing  
This paper analyzes the accuracy of the first version of GEDI ground elevation and canopy height estimates in two study areas with temperate forests in the Free State of Thuringia, central Germany.  ...  Digital terrain and canopy height models derived from airborne laser scanning data are used as reference heights.  ...  Hilbert and Schmullius [4] observed a similar trend in an adjacent study area, using ICESat-GLAS canopy height estimates.  ... 
doi:10.3390/rs12233948 fatcat:hsgbocswkzdjvihrh7ify6gmom

Signal Photon Extraction Method for Weak Beam Data of ICESat-2 Using Information Provided by Strong Beam Data in Mountainous Areas

Zhiyu Zhang, Xinyuan Liu, Yue Ma, Nan Xu, Wenhao Zhang, Song Li
2021 Remote Sensing  
extraction of weak beam data (that may have very low SNR in mountainous areas).  ...  This paper proposes an effective algorithm to extract signal photons from the weak beam data of ICESat-2 in mountainous areas.  ...  Acknowledgments: We thank the NASA NSIDC for distributing the ICESat-2 data; the European Space Agency (ESA) for distributing the Sentinel-2 imagery; and (accessed on 9 September 2018) for  ... 
doi:10.3390/rs13050863 fatcat:cbxtl7hpxze7rg2ewz36sxixui

Remote Sensing Technologies for Assessing Climate-Smart Criteria in Mountain Forests [chapter]

Chiara Torresan, Sebastiaan Luyssaert, Gianluca Filippa, Mohammad Imangholiloo, Rachel Gaulton
2021 Managing Forest Ecosystems  
A set of indicators to assess "the smartness" of forests has been previously identified by combining indicators for sustainable forest management with the ecosystem services.  ...  The emerging areas of phenotyping will help track genetic resource indicators.  ...  GLAS data have been used to extract canopy height and map the growing stock at 1 km spatial resolution for Spanish forest areas in combination with ground forest inventory data (Sánchez-Ruiz et al. 2016  ... 
doi:10.1007/978-3-030-80767-2_11 fatcat:5gzjgydxsfd4zgxuagkbi4nirq

The Complicate Observations and Multi-Parameter Land Information Constructions on Allied Telemetry Experiment (COMPLICATE)

Xin Tian, Zengyuan Li, Erxue Chen, Qinhuo Liu, Guangjian Yan, Jindi Wang, Zheng Niu, Shaojie Zhao, Xin Li, Yong Pang, Zhongbo Su, Christiaan van der Tol (+17 others)
2015 PLoS ONE  
Prof.Xiaowen Li played an essential role in both 973 Remote Sensing Program for CLS and COMPLI-CATE and he is greatly missed.  ...  structure parameters, soil moisture, soil freeze/thaw status AEP Passive microwave SMOS, AMSR-E and AMSR2 and FY-3/MWRI Soil moisture, soil freeze/thaw status AEP LiDAR ICESAT/GLAS Forest  ...  The KEG is the same as for the forest reserve area where one EC station supplemented with an AMS was built in 2008 (Fig 3) .  ... 
doi:10.1371/journal.pone.0137545 pmid:26332035 pmcid:PMC4557998 fatcat:d3z4jylfozadpnkgzmicfx6vdu

Vertical Accuracy of Freely Available Global Digital Elevation Models (ASTER, AW3D30, MERIT, TanDEM-X, SRTM, and NASADEM)

Evelyn Uuemaa, Sander Ahi, Bruno Montibeller, Merle Muru, Alexander Kmoch
2020 Remote Sensing  
However, there has been no comprehensive and systematic evaluation of their quality over areas with variable topography and land cover conditions.  ...  During the last decade, several global DEMs have been released based on satellite data.  ...  [90] combined SRTM-1, ASTER GDEM v2, and ICESat laser altimetry data by using ASTER GDEM v2 data as the elevation source for the SRTM void filling and the ICESat GLAS data to increase the accuracy of  ... 
doi:10.3390/rs12213482 fatcat:4wt6trtks5e3nd5ymyhahkdyvq

An overview of recent remote sensing and GIS based research in ecological informatics

D.S. Boyd, G.M. Foody
2011 Ecological Informatics  
Data acquired by these sensors and derived products (e.g., MERIS Terrestrial Chlorophyll Index product available from the UK"s NERC Earth Observation Data Centre (NEODC); Curran et al., 2007) , with websites  ...  Background Geotechnology has been couched as one of the three "mega-technologies" of the 21 st century, along with nanotechnology and biotechnology (Gewin, 2004) .  ...  The standard distribution-or area-based methods, where forest properties such as tree height, basal area and volume were inferred from the laser-derived surface models and canopy height point clouds, are  ... 
doi:10.1016/j.ecoinf.2010.07.007 fatcat:ecpp2jq2i5fd3b6bznorruhnxq

A systematic review and meta-analysis of Digital Elevation Model (DEM) fusion: pre-processing, methods and applications [article]

Chukwuma Okolie, Julian Smit
2022 arXiv   pre-print
DEM fusion is a key application of data fusion in remote sensing.  ...  In response, this paper provides a systematic review of DEM fusion: the pre-processing workflow, methods and applications, enhanced with a meta-analysis.  ...  some data arrangement and indexing tasks, CAD designs and graphics.  ... 
arXiv:2203.15026v1 fatcat:rpobo2oxyfhv7olwe2d653dklu

The use of remote sensing in soil and terrain mapping — A review

V.L. Mulder, S. de Bruin, M.E. Schaepman, T.R. Mayr
2011 Geoderma  
LIDAR Spectral range (nm) Spatial resolution (m) Spatial coverage Spaceborne ICEsat GLAS 532, 1064 70 Global Airborne ALTM Gemini 1064 2-3.5 Local ALTM Orion 1064 b1.5 Local * Local =  ...  Further, in rugged terrain, the observational geometry of SAR limits assessing continuous DEMs. Vertical and horizontal accuracies vary for the different data sets.  ... 
doi:10.1016/j.geoderma.2010.12.018 fatcat:dp3fpbppera4hkviorqwzsymn4
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