Wenjian Ni

46 papers C 22Journal 19Unranked 5
YearRankTypeTitle / Venue / Authors
2025 J jnl
UniFast: A Universal Geometric Correction Approach for Chinese Virtual Constellation of Wide-Swath Optical Satellites.
IEEE Geosci. Remote. Sens. Lett.
Zijia Li, Wenjian Ni, Zhiyu Zhang, Zhifeng Guo
2024 C conf
An Optimization Method for GEDI Ground Determination in Dense Tropical Forests with Potential Penetration Limitations.
IGARSS
Tianyu Yu, Wenjian Ni, Jie Wang, Zhiyu Zhang, Zhifeng Guo, Guoqing Sun
2024 J jnl
Forest terrain and canopy height estimation using stereo images and spaceborne LiDAR data from GF-7 satellite.
Geo spatial Inf. Sci.
Liming Du, Yong Pang, Wenjian Ni, Xiaojun Liang, Zengyuan Li, Juan Suárez, Wei Wei
2024 C conf
Model Based Analysis for the Extraction of Forest Stand Information Based on Texture of High-Resolution Optical Remote Sensing Images.
IGARSS
Jie Wang, Wenjian Ni, Zhiyu Zhang, Zhifeng Guo, Tianyu Yu, Guoqing Sun
2020 C conf
A Novel Azimuth Discrete Periodic Phase Coding Method for MIMO SAR.
IGARSS
Kun Li, Jie Wang, Longyong Chen, Wenjian Ni, Zheng Lv, Lei Liu, Mingming Xu, Jianbo Du, Zhibin Wang, Jie Liu, Qingjun Zhang
2020 J jnl
Regional Forest Mapping over Mountainous Areas in Northeast China Using Newly Identified Critical Temporal Features of Sentinel-1 Backscattering.
Remote. Sens.
Haoyang Yu, Wenjian Ni, Zhongjun Zhang, Guoqing Sun, Zhiyu Zhang
2019 J jnl
Estimation of Forest Leaf Area Index Using Height and Canopy Cover Information Extracted From Unmanned Aerial Vehicle Stereo Imagery.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Dafeng Zhang, Jianli Liu, Wenjian Ni, Guoqing Sun, Zhiyu Zhang, Qinhuo Liu, Qiang Wang
2019 C conf
LandRS: a Virtual Constellation Simulator for InSAR, LiDAR Waveform and Stereo Imagery Over Mountainous Forest Landscapes.
IGARSS
Wenjian Ni, Guoqing Sun, Kenneth Jon Ranson, Paul M. Montesano, Qinhuo Liu, Zengyuan Li, Vyacheslav I. Kharuk, Zhiyu Zhang
2019 J jnl
Modeling the Stereoscopic Features of Mountainous Forest Landscapes for the Extraction of Forest Heights from Stereo Imagery.
Remote. Sens.
Wenjian Ni, Zhiyu Zhang, Guoqing Sun, Qinhuo Liu
2019 J jnl
Synthesis of Leaf-on and Leaf-off Unmanned Aerial Vehicle (UAV) Stereo Imagery for the Inventory of Aboveground Biomass of Deciduous Forests.
Remote. Sens.
Wenjian Ni, Jiachen Dong, Guoqing Sun, Zhiyu Zhang, Yong Pang, Xin Tian, Zengyuan Li, Erxue Chen
2019 C conf
The Potential of Forest Biomass Inversion Based on Canopy-Independent Structure Metrics Tested by Airborne LiDAR Data.
IGARSS
Qiang Wang, Wenge Ni-Meister, Wenjian Ni, Yong Pang
2018 J jnl
Integrated Analyses of PALSAR and Landsat Imagery Reveal More Agroforests in a Typical Agricultural Production Region, North China Plain.
Remote. Sens.
Zhiqi Yang, Jinwei Dong, Yuanwei Qin, Wenjian Ni, Guosong Zhao, Wei Chen, Bangqian Chen, Weili Kou, Jie Wang, Xiangming Xiao
2018 J jnl
Mapping Three-Dimensional Structures of Forest Canopy Using UAV Stereo Imagery: Evaluating Impacts of Forward Overlaps and Image Resolutions With LiDAR Data as Reference.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Wenjian Ni, Guoqing Sun, Yong Pang, Zhiyu Zhang, Jianli Liu, Aqiang Yang, Yao Wang, Dafeng Zhang
2018 J jnl
Modeling Interferometric SAR Features of Forest Canopies Over Mountainous Area at Landscape Scales.
IEEE Trans. Geosci. Remote. Sens.
Wenjian Ni, Zhiyu Zhang, Guoqing Sun, Qinhuo Liu
2017 J jnl
A 3-D Joint Simulation Platform for Multiband Remote Sensing.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Yang Zhang, Qinhuo Liu, Longfei Tan, Huaguo Huang, Wenjian Ni, Tiangang Yin, Wenhan Qin, Guoqing Sun
2017 J jnl
Estimation of Forest Aboveground Biomass in Changbai Mountain Region Using ICESat/GLAS and Landsat/TM Data.
Remote. Sens.
Hong Chi, Guoqing Sun, Jinliang Huang, Rendong Li, Xianyou Ren, Wenjian Ni, Anmin Fu
2016 C conf
Modeling radar backscattering of complex terrain at the landscape scale for retrieving forest structure parameters.
IGARSS
Wenjian Ni, Guoqing Sun, Zhiyu Zhang, Haoyang Yu
2016 C conf
Retrieval of forest aboveground biomass through the synergy of X-band (TeraSAR-X/TandDEM-X) and L-band (PALSAR-2) InSAR data.
IGARSS
Wenjian Ni, Guoqing Sun, Zhiyu Zhang, Huina Yu
2015 J jnl
Characterization of ASTER GDEM elevation data over vegetated area compared with lidar data.
Int. J. Digit. Earth
Wenjian Ni, Guoqing Sun, Kenneth Jon Ranson
2015 C conf
Evaluation of UAV-based forest inventory system compared with LiDAR data.
IGARSS
Wenjian Ni, Jianli Liu, Zhiyu Zhang, Guoqing Sun, Aqiang Yang
2015 J jnl
National Forest Aboveground Biomass Mapping from ICESat/GLAS Data and MODIS Imagery in China.
Remote. Sens.
Hong Chi, Guoqing Sun, Jinliang Huang, Zhifeng Guo, Wenjian Ni, Anmin Fu
2015 J jnl
Sensitivity of Multi-Source SAR Backscatter to Changes in Forest Aboveground Biomass.
Remote. Sens.
Wenli Huang, Guoqing Sun, Wenjian Ni, Zhiyu Zhang, Ralph Dubayah
2014 J jnl
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.
IEEE Geosci. Remote. Sens. Lett.
Wenjian Ni, Guoqing Sun, Zhiyu Zhang, Yating He, Zhifeng Guo
2014 J jnl
Co-Registration of Two DEMs: Impacts on Forest Height Estimation From SRTM and NED at Mountainous Areas.
IEEE Geosci. Remote. Sens. Lett.
Wenjian Ni, Guoqing Sun, Zhiyu Zhang, Zhifeng Guo, Yating He
2014 C conf
Forest parameters estimation from SAR and Landsat data using look-up table inversion.
IGARSS
Guoqing Sun, Forrest G. Hall, Wenjian Ni, Kun Fang, Jeffrey G. Masek, Temilola Fatoyinbo, Derek R. Peddle, Thomas Hilker
2014 J jnl
Model-Based Analysis of the Influence of Forest Structures on the Scattering Phase Center at L-Band.
IEEE Trans. Geosci. Remote. Sens.
Wenjian Ni, Guoqing Sun, Kenneth Jon Ranson, Zhiyu Zhang, Yating He, Wenli Huang, Zhifeng Guo
2014 J jnl
The Penetration Depth Derived from the Synthesis of ALOS/PALSAR InSAR Data and ASTER GDEM for the Mapping of Forest Biomass.
Remote. Sens.
Wenjian Ni, Zhiyu Zhang, Guoqing Sun, Zhifeng Guo, Yating He
2014 C conf
The synergy of ALOS/PRISM and ALOS/PALSAR for the mapping of forest height.
IGARSS
Wenjian Ni, Guoqing Sun, Zhiyu Zhang
2013 J jnl
Retrieval of Forest Biomass From ALOS PALSAR Data Using a Lookup Table Method.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Wenjian Ni, Guoqing Sun, Zhifeng Guo, Zhiyu Zhang, Yating He, Wenli Huang
2013 C conf
Retrieval of forest biophysical parameters using physically-based algorithms.
IGARSS
Guoqing Sun, Wenjian Ni, Forrest G. Hall, Jeffrey G. Masek, Temilola Fatoyinbo, Derek R. Peddle
2013 C conf
Sensitivity of multi-source SAR backscatter to changes of forest aboveground biomass.
IGARSS
Wenli Huang, Guoqing Sun, Zhiyu Zhang, Wenjian Ni
2013 C conf
The characterization of digital surface model from stereo imagery over vegetated areas.
IGARSS
Wenjian Ni, Zhiyu Zhang, Zhifeng Guo, Guoqing Sun
2012 C conf
Evaluation of different methods for forest regional biomass mapping from UAVSAR data.
IGARSS
Zhiyu Zhang, Xingling Wang, Wenjian Ni, Guoqing Sun, Wenli Huang, Zhifeng Guo
2012 C conf
Mapping forest above-ground biomass and its changes from LVIS waveform data.
IGARSS
Wenli Huang, Guoqing Sun, Ralph Dubayah, Zhiyu Zhang, Wenjian Ni
2012 C conf
Semi-automatic extraction of digital surface model using ALOS/PRISM data with ENVI.
IGARSS
Wenjian Ni, Zhifeng Guo, Zhiyu Zhang, Guoqing Sun, Wenli Huang
2011 C conf
Biomass retrieval based on polarimetric target decomposition.
IGARSS
Zhiyu Zhang, Yong Wang, Guoqing Sun, Wenjian Ni, Wenli Huang, Lixin Zhang
2011 C conf
The annual behavior of backscattering and coherence of PALSAR data.
IGARSS
Wenjian Ni, Zhifeng Guo, Zhiyu Zhang, Guoqing Sun
2010 C conf
Forest biomass estimation in northeastern China using ALOS PALSAR data combined radiative transfer model.
IGARSS
Zhifeng Guo, Wenjian Ni, Guoqing Sun
2010 C conf
Investigation of forest height retrieval using SRTM-DEM and ASTER-GDEM.
IGARSS
Wenjian Ni, Zhifeng Guo, Guoqing Sun, Hong Chi
2010 C conf
Simulation studies on data fusion algorithms for forest structure from lidar and SAR data.
IGARSS
Matthew Sun, Wenjian Ni, K. Jon Ranson
2009 — conf
Analysis of the Effect of Crown Structure Changes on Backscattering Coefficient using Modeling and SAR Data.
IGARSS (4)
Zhifeng Guo, Wenjian Ni, Guoqing Sun
2009 — conf
Characterization of Soil Surface Roughness from Terrestrial Laser Scanner Data.
IGARSS (2)
Wenjian Ni, Guoqing Sun, Zhifeng Guo, Yong Pang
2009 — conf
Forest Parameter Mapping based on Lidar and SAR Data.
IGARSS (5)
Zhiyu Zhang, Lixin Zhang, Wenjian Ni, Zhifeng Guo, Guoqing Sun
2008 — conf
Effect of Forest Structure on Scattering Center Height from Model and SAR Data.
IGARSS (5)
Wenjian Ni, Guoqing Sun, Zhifeng Guo, Wenhan Qin
2008 — conf
The Potential of Combined Lidar and SAR Data in Retrieving Forest Parameters using Model Analysis.
IGARSS (5)
Zhifeng Guo, Guoqing Sun, K. Jon Ranson, Wenjian Ni, Wenhan Qin
2007 C conf
Improvement of 3D radar backscatter model by matrix-doubling methods.
IGARSS
Wenjian Ni, Zhifeng Guo, Guoqing Sun, Fang Wang