Wenjian Ni

发表

National Forest Aboveground Biomass Mapping from ICESat/GLAS Data and MODIS Imagery in China

Hong Chi, Jinliang Huang, Guoqing Sun, 2015, Remote. Sens..

Extraction of digital elevation model from Chinese GF-3 C-band synthetic aperture radar data with a step-wise method focusing on facilitating phase unwrapping

Wenjian Ni, Zhiyu Zhang, Haoyang Yu, 2018 .

Regional Forest Mapping over Mountainous Areas in Northeast China Using Newly Identified Critical Temporal Features of Sentinel-1 Backscattering

Haoyang Yu, Guoqing Sun, Wenjian Ni, 2020, Remote. Sens..

Retrieval of forest biophysical parameters using physically-based algorithms

Guoqing Sun, Wenjian Ni, Temilola Fatoyinbo, 2013, 2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS.

Estimation of Forest Aboveground Biomass in Changbai Mountain Region Using ICESat/GLAS and Landsat/TM Data

Hong Chi, Jinliang Huang, Guoqing Sun, 2017, Remote. Sens..

Mapping forest above-ground biomass and its changes from LVIS waveform data

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2012, 2012 IEEE International Geoscience and Remote Sensing Symposium.

Retrieval of forest aboveground biomass through the synergy of X-band (TeraSAR-X/TandDEM-X) and L-band (PALSAR-2) InSAR data

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2016, 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS).

Mapping Three-Dimensional Structures of Forest Canopy Using UAV Stereo Imagery: Evaluating Impacts of Forward Overlaps and Image Resolutions With LiDAR Data as Reference

Guoqing Sun, Wenjian Ni, Jianli Liu, 2018, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.

Effect of Forest Structure on Scattering Center Height from Model and SAR Data

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2008, IGARSS 2008 - 2008 IEEE International Geoscience and Remote Sensing Symposium.

The Potential of Forest Biomass Inversion Based on Canopy-Independent Structure Metrics Tested by Airborne LiDAR Data

Wenjian Ni, Wenge Ni-Meister, Qiang Wang, 2019, IGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium.

Forest parameter mapping based on lidar and SAR data

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2009, 2009 IEEE International Geoscience and Remote Sensing Symposium.

Simulation studies on data fusion algorithms for forest structure from lidar and SAR data

Wenjian Ni, K. Jon Ranson, Matthew Sun, 2010, 2010 IEEE International Geoscience and Remote Sensing Symposium.

The Penetration Depth Derived from the Synthesis of ALOS/PALSAR InSAR Data and ASTER GDEM for the Mapping of Forest Biomass

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2014, Remote. Sens..

Co-Registration of Two DEMs: Impacts on Forest Height Estimation From SRTM and NED at Mountainous Areas

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2014, IEEE Geoscience and Remote Sensing Letters.

Sensitivity of multi-source SAR backscatter to changes of forest aboveground biomass

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2013, 2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS.

Biomass retrieval based on polarimetric target decomposition

Yong Wang, Guoqing Sun, Wenjian Ni, 2011, 2011 IEEE International Geoscience and Remote Sensing Symposium.

Analysis of the effect of crown structure changes on backscattering coefficient using modeling and SAR data

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2009, 2009 IEEE International Geoscience and Remote Sensing Symposium.

Sensitivity of multi-source SAR backscatter to changes of forest aboveground biomass

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2013, IGARSS.

Model-Based Analysis of the Influence of Forest Structures on the Scattering Phase Center at L-Band

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2014, IEEE Transactions on Geoscience and Remote Sensing.

Characterization of soil surface roughness from terrestrial laser scanner data

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2009, 2009 IEEE International Geoscience and Remote Sensing Symposium.

The annual behavior of backscattering and coherence of PALSAR data

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2011, 2011 IEEE International Geoscience and Remote Sensing Symposium.

Improvement of 3D radar backscatter model by matrix-doubling methods

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2007, 2007 IEEE International Geoscience and Remote Sensing Symposium.

Forest parameters estimation from SAR and Landsat data using look-up table inversion

Guoqing Sun, Wenjian Ni, Thomas Hilker, 2014, 2014 IEEE Geoscience and Remote Sensing Symposium.

Modeling the Stereoscopic Features of Mountainous Forest Landscapes for the Extraction of Forest Heights from Stereo Imagery

Guoqing Sun, Wenjian Ni, Qinhuo Liu, 2019, Remote. Sens..

A 3-D Joint Simulation Platform for Multiband Remote Sensing

Yang Zhang, Guoqing Sun, Wenjian Ni, 2017, IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens..

Evaluation of different methods for forest regional biomass mapping from UAVSAR data

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2012, 2012 IEEE International Geoscience and Remote Sensing Symposium.

Extending RAPID model to simulate forest microwave backscattering

Donghui Xie, Wenjian Ni, Wenhan Qin, 2018, Remote Sensing of Environment.

The Potential of Combined Lidar and SAR Data in Retrieving Forest Parameters using Model Analysis

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2008, IGARSS 2008 - 2008 IEEE International Geoscience and Remote Sensing Symposium.

Retrieval of Forest Biomass From ALOS PALSAR Data Using a Lookup Table Method

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2013, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.

A Heuristic Approach to Reduce Atmospheric Effects in InSAR Data for the Derivation of Digital Terrain Models or for the Characterization of Forest Vertical Structure

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2014, IEEE Geoscience and Remote Sensing Letters.

Modeling radar backscattering of complex terrain at the landscape scale for retrieving forest structure parameters

Haoyang Yu, Guoqing Sun, Wenjian Ni, 2016, 2016 IEEE International Geoscience and Remote Sensing Symposium (IGARSS).

The characterization of digital surface model from stereo imagery over vegetated areas

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2013, 2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS.

Integrated Analyses of PALSAR and Landsat Imagery Reveal More Agroforests in a Typical Agricultural Production Region, North China Plain

Wei Chen, Jie Wang, Wenjian Ni, 2018, Remote. Sens..

The synergy of ALOS/PRISM and ALOS/PALSAR for the mapping of forest height

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2014, 2014 IEEE Geoscience and Remote Sensing Symposium.

Evaluation of UAV-based forest inventory system compared with LiDAR data

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2015, 2015 IEEE International Geoscience and Remote Sensing Symposium (IGARSS).

Modeling Interferometric SAR Features of Forest Canopies Over Mountainous Area at Landscape Scales

Guoqing Sun, Wenjian Ni, Qinhuo Liu, 2018, IEEE Transactions on Geoscience and Remote Sensing.

Characterization of ASTER GDEM elevation data over vegetated area compared with lidar data

Guoqing Sun, Wenjian Ni, K. Jon Ranson, 2015, Int. J. Digit. Earth.

Synthesis of Leaf-on and Leaf-off Unmanned Aerial Vehicle (UAV) Stereo Imagery for the Inventory of Aboveground Biomass of Deciduous Forests

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2019, Remote. Sens..

Investigation of forest height retrieval using SRTM-DEM and ASTER-GDEM

Hong Chi, Guoqing Sun, Zhifeng Guo, 2010, 2010 IEEE International Geoscience and Remote Sensing Symposium.

LandRS: a Virtual Constellation Simulator for InSAR, LiDAR Waveform and Stereo Imagery Over Mountainous Forest Landscapes

Wenjian Ni, Qinhuo Liu, Zhiyu Zhang, 2019, IGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium.

Semi-automatic extraction of digital surface model using ALOS/PRISM data with ENVI

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2012, 2012 IEEE International Geoscience and Remote Sensing Symposium.

Forest biomass estimation in northeastern China using ALOS PALSAR data combined radiative transfer model

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2010, 2010 IEEE International Geoscience and Remote Sensing Symposium.

Estimation of Forest Leaf Area Index Using Height and Canopy Cover Information Extracted From Unmanned Aerial Vehicle Stereo Imagery

Guoqing Sun, Wenjian Ni, Qinhuo Liu, 2019, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing.

Mapping biomass change after forest disturbance: Applying LiDAR footprint-derived models at key map scales

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2013 .

Features of point clouds synthesized from multi-view ALOS/PRISM data and comparisons with LiDAR data in forested areas

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2014 .

Extraction of ground surface elevation from ZY-3 winter stereo imagery over deciduous forested areas

Guoqing Sun, Wenjian Ni, Zhiyu Zhang, 2015 .

Effects of Tree Trunks on Estimation of Clumping Index and LAI from HemiView and Terrestrial LiDAR

Wenjian Ni, Hongyan He, Hans Verbeeck, 2018 .

Exploring improvement of impervious surface estimation at national scale through integration of nighttime light and Proba-V data

Wenjian Ni, Dengsheng Lu, Yuhuan Zhang, 2018 .

Slope-adaptive waveform metrics of large footprint lidar for estimation of forest aboveground biomass

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2019, Remote Sensing of Environment.

Forest stand biomass estimation using ALOS PALSAR data based on LiDAR-derived prior knowledge in the Qilian Mountain, western China

Wenjian Ni, Yong Pang, Chunxiang Cao, 2012 .

Biomass Retrieval from L-Band Polarimetric UAVSAR Backscatter and PRISM Stereo Imagery

Guoqing Sun, Zhifeng Guo, Wenjian Ni, 2017 .