Zhongbo Su

Publication Activity (10 Years)

Years Active: 2002-2023
Publications (10 Years): 47

Top Topics

Top Venues

IEEE Trans. Geosci. Remote. Sens.

Int. J. Appl. Earth Obs. Geoinformation

Publications

Sammy M. Njuki, Chris M. Mannaerts, Zhongbo Su
Accounting for Turbulence-Induced Canopy Heat Transfer in the Simulation of Sensible Heat Flux in SEBS Model. Remote. Sens. 15 (6) (2023)
Wenhao Ren, Yanyan Gao, Hui Qian, Yaoming Ma, Zhongbo Su, Weiqiang Ma, Yu Liu, Panpan Xu
Spatiotemporal Variation Characteristics of Groundwater Storage and Its Driving Factors and Ecological Effects in Tibetan Plateau. Remote. Sens. 15 (9) (2023)
Hong Zhao, Yijian Zeng, Xujun Han, Zhongbo Su
Retrieving Soil Physical Properties by Assimilating SMAP Brightness Temperature Observations into the Community Land Model. Sensors 23 (5) (2023)
Mijun Zou, Lei Zhong, Yaoming Ma, Xian Wang, Yunfei Fu, Zhongbo Su
Retrieval of All-Sky Land Surface Temperature Considering Penetration Effect Using Spaceborne Thermal and Microwave Radiometry. IEEE Trans. Geosci. Remote. Sens. 61 (2023)
Shaoning Lv, Lianyu Yu, Yijian Zeng, Jun Wen, Clemens Simmer, Zhongbo Su
Inference of Soil Freezing Front Depth During the Freezing Period From the L-Band Passive Microwave Brightness Temperature. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 16 (2023)
Donghai Zheng, Xin Li, Jun Wen, Jan Hofste, Rogier van der Velde, Xin Wang, Zuoliang Wang, Xiaojing Bai, Mike Schwank, Zhongbo Su
Active and Passive Microwave Signatures of Diurnal Soil Freeze-Thaw Transitions on the Tibetan Plateau. IEEE Trans. Geosci. Remote. Sens. 60 (2022)
Shaoning Lv, Jun Wen, Clemens Simmer, Yijian Zeng, Yuanyuan Guo, Zhongbo Su
A Novel Freeze-Thaw State Detection Algorithm Based on L-Band Passive Microwave Remote Sensing. Remote. Sens. 14 (19) (2022)
Julian Chaubell, Simon Yueh, Roy Scott Dunbar, Andreas Colliander, Dara Entekhabi, Steven Chan, Fan Chen, Xiaolan Xu, Rajat Bindlish, Peggy O'Neill, Jun Asanuma, Aaron A. Berg, David D. Bosch, Todd Caldwell, Michael H. Cosh, Chandra D. Holifield Collins, Karsten H. Jensen, José Martínez-Fernández, Mark S. Seyfried, Patrick J. Starks, Zhongbo Su, Marc Thibeault, Jeffrey P. Walker
Regularized Dual-Channel Algorithm for the Retrieval of Soil Moisture and Vegetation Optical Depth From SMAP Measurements. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 15 (2022)
Jan Hofste, Rogier van der Velde, Paolo Ferrazzoli, Zhongbo Su
Microwave Scattering (1-10 GHz) From a Vertically Heterogeneous Grass Canopy. IEEE Trans. Geosci. Remote. Sens. 60 (2022)
Andreas Colliander, Rolf H. Reichle, Wade T. Crow, Michael H. Cosh, Fan Chen, Steven Chan, Narendra Narayan Das, Rajat Bindlish, Julian Chaubell, Seung-Bum Kim, Qing Liu, Peggy E. O'Neill, Roy Scott Dunbar, Land B. Dang, John S. Kimball, Thomas J. Jackson, Hala Khalid AlJassar, Jun Asanuma, Bimal K. Bhattacharya, Aaron A. Berg, David D. Bosch, Laura L. Bourgeau-Chavez, Todd Caldwell, Jean-Christophe Calvet, Chandra D. Holifield Collins, Karsten H. Jensen, Stanley Livingston, Ernesto López-Baeza, José Martínez-Fernández, Heather McNairn, Mahta Moghaddam, Carsten Montzka, Claudia Notarnicola, Thierry Pellarin, Isabella Greimeister-Pfeil, Jouni Pulliainen, Judith Gpe. Ramos, Mark S. Seyfried, Patrick J. Starks, Zhongbo Su, Rogier van der Velde, Yijian Zeng, Marc Thibeault, Mariette Vreugdenhil, Jeffrey P. Walker, Mehrez Zribi, Dara Entekhabi, Simon H. Yueh
Validation of Soil Moisture Data Products From the NASA SMAP Mission. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 15 (2022)
Donghai Zheng, Xin Li, Tianjie Zhao, Jun Wen, Rogier van der Velde, Mike Schwank, Xin Wang, Zuoliang Wang, Zhongbo Su
Impact of Soil Permittivity and Temperature Profile on L-Band Microwave Emission of Frozen Soil. IEEE Trans. Geosci. Remote. Sens. 59 (5) (2021)
Lijie Zhang, Yijian Zeng, Ruodan Zhuang, Brigitta Szabó, Salvatore Manfreda, Qianqian Han, Zhongbo Su
In Situ Observation-Constrained Global Surface Soil Moisture Using Random Forest Model. Remote. Sens. 13 (23) (2021)
Zhongbo Su, Yaoming Ma, Xuelong Chen, Xiaohua Dong, Junping Du, Cunbo Han, Yanbo He, Jan Hofste, Maoshan Li, Mengna Li, Shaoning Lv, Weiqiang Ma, María J. Polo, Jian Peng, Hui Qian, José A. Sobrino, Rogier van der Velde, Jun Wen, Binbin Wang, Xin Wang, Lianyu Yu, Pei Zhang, Hong Zhao, Han Zheng, Donghai Zheng, Lei Zhong, Yijian Zeng
Monitoring Water and Energy Cycles at Climate Scale in the Third Pole Environment (CLIMATE-TPE). Remote. Sens. 13 (18) (2021)
Yongming Du, Hua Li, Biao Cao, Zunjian Bian, Jianming Zhao, Qing Xiao, Qinhuo Liu, Yijian Zeng, Zhongbo Su
A Modified Interactive Spectral Smooth Temperature Emissivity Separation Algorithm for Low-Temperature Surface. IEEE Trans. Geosci. Remote. Sens. 58 (11) (2020)
Ruodan Zhuang, Yijian Zeng, Salvatore Manfreda, Zhongbo Su
Quantifying Long-Term Land Surface and Root Zone Soil Moisture over Tibetan Plateau. Remote. Sens. 12 (3) (2020)
Mario Julian Chaubell, Simon H. Yueh, Roy Scott Dunbar, Andreas Colliander, Fan Chen, Steven Tsz K. Chan, Dara Entekhabi, Rajat Bindlish, Peggy E. O'Neill, Jun Asanuma, Aaron A. Berg, David D. Bosch, Todd Caldwell, Michael H. Cosh, Chandra D. Holifield Collins, José Martínez-Fernández, Mark S. Seyfried, Patrick J. Starks, Zhongbo Su, Marc Thibeault, Jeffrey P. Walker
Improved SMAP Dual-Channel Algorithm for the Retrieval of Soil Moisture. IEEE Trans. Geosci. Remote. Sens. 58 (6) (2020)
Yongming Du, Biao Cao, Hua Li, Zunjian Bian, Boxiong Qin, Qing Xiao, Qinhuo Liu, Yijian Zeng, Zhongbo Su
Modeling Directional Brightness Temperature (DBT) over Crop Canopy with Effects of Intra-Row Heterogeneity. Remote. Sens. 12 (17) (2020)
Vu Hien Phan, Vi Tung Dinh, Zhongbo Su
Trends in Long-Term Drought Changes in the Mekong River Delta of Vietnam. Remote. Sens. 12 (18) (2020)
Sammy M. Njuki, Chris M. Mannaerts, Zhongbo Su
An Improved Approach for Downscaling Coarse-Resolution Thermal Data by Minimizing the Spatial Averaging Biases in Random Forest. Remote. Sens. 12 (21) (2020)
Qiang Wang, Rogier van der Velde, Paolo Ferrazzoli, Xuelong Chen, Xiaojing Bai, Zhongbo Su
Mapping soil moisture across the Tibetan Plateau plains using Aquarius active and passive L-band microwave observations. Int. J. Appl. Earth Obs. Geoinformation 77 (2019)
Yijian Zeng, Zhongbo Su, Iakovos Barmpadimos, Adriaan Perrels, Paul Poli, Klaas Folkert Boersma, Anna Frey, Xiaogang Ma, Karianne de Bruin, Hasse Goosen, Viju O. John, Rob Roebeling, Jörg Schulz, Wim Timmermans
Towards a Traceable Climate Service: Assessment of Quality and Usability of Essential Climate Variables. Remote. Sens. 11 (10) (2019)
Yongming Du, Biao Cao, Hua Li, Qing Xiao, Qinhuo Liu, Yijian Zeng, Zhongbo Su
An Experimental Study on Separating Temperature and Emissivity of a Nonisothermal Surface. IEEE Geosci. Remote. Sens. Lett. 16 (10) (2019)
Andreas Colliander, Heather McNairn, Marc Thibeault, José Martínez-Fernández, Karsten H. Jensen, Jun Asanuma, Mark S. Seyfried, David D. Bosch, Patrick J. Starks, Chandra D. Holifield Collins, John H. Prueger, Thomas J. Jackson, Zhongbo Su, Simon H. Yueh, Steven Tsz K. Chan, Peggy O'Neill, Rajat Bindlish, Michael H. Cosh, Todd Caldwell, Jeffrey P. Walker, Aaron A. Berg
Seasonal Dependence of SMAP Radiometer-Based Soil Moisture Performance as Observed Over Core Validation Sites. IGARSS (2019)
Xiaojing Bai, Jiangyuan Zeng, Kun-Shan Chen, Zhen Li, Yijian Zeng, Jun Wen, Xin Wang, Xiaohua Dong, Zhongbo Su
Parameter Optimization of a Discrete Scattering Model by Integration of Global Sensitivity Analysis Using SMAP Active and Passive Observations. IEEE Trans. Geosci. Remote. Sens. 57 (2) (2019)
Donghai Zheng, Xin Wang, Rogier van der Velde, Mike Schwank, Paolo Ferrazzoli, Jun Wen, Zuoliang Wang, Andreas Colliander, Rajat Bindlish, Zhongbo Su
Assessment of Soil Moisture SMAP Retrievals and ELBARA-III Measurements in a Tibetan Meadow Ecosystem. IEEE Geosci. Remote. Sens. Lett. 16 (9) (2019)
Shaoning Lv, Yijian Zeng, Zhongbo Su, Jun Wen
A Closed-Form Expression of Soil Temperature Sensing Depth at L-Band. IEEE Trans. Geosci. Remote. Sens. 57 (7) (2019)
Harm-Jan F. Benninga, Rogier van der Velde, Zhongbo Su
Impacts of Radiometric Uncertainty and Weather-Related Surface Conditions on Soil Moisture Retrievals with Sentinel-1. Remote. Sens. 11 (17) (2019)
Jan Hofste, Rogier van der Velde, Xin Wang, Donghai Zheng, Jun Wen, Christiaan van der Tol, Zhongbo Su
Broadband Full Polarimetric Scatterometry for Monitoring Soil Moisture and Vegetation Properties Over a Tibetan Meadow. IGARSS (2018)
Y. R. Cui, Q. Liu, C. Y. Gao, Zhongbo Su
FashionGAN: Display your fashion design using Conditional Generative Adversarial Nets. Comput. Graph. Forum 37 (7) (2018)
Shaoning Lv, Yijian Zeng, Jun Wen, Hong Zhao, Zhongbo Su
Estimation of Penetration Depth from Soil Effective Temperature in Microwave Radiometry. Remote. Sens. 10 (4) (2018)
Xu Yuan, Mhd. Suhyb Salama, Zhongbo Su
An Observational Perspective of Sea Surface Salinity in the Southwestern Indian Ocean and Its Role in the South Asia Summer Monsoon. Remote. Sens. 10 (12) (2018)
Donghai Zheng, Rogier van der Velde, Jun Wen, Xin Wang, Paolo Ferrazzoli, Mike Schwank, Andreas Colliander, Rajat Bindlish, Zhongbo Su
Assessment of the SMAP Soil Emission Model and Soil Moisture Retrieval Algorithms for a Tibetan Desert Ecosystem. IEEE Trans. Geosci. Remote. Sens. 56 (7) (2018)
Harm-Jan F. Benninga, Rogier van der Velde, Zhongbo Su
Uncertainty of Effective Roughness Parameters Calibrated on Bare Agricultural Land Using Sentinel-L Sar. IGARSS (2018)
Margaret Wambui Kimani, Joost C. B. Hoedjes, Zhongbo Su
Bayesian Bias Correction of Satellite Rainfall Estimates for Climate Studies. Remote. Sens. 10 (7) (2018)
Salvatore Manfreda, Matthew F. McCabe, Pauline E. Miller, Richard M. Lucas, Victor Pajuelo Madrigal, Giorgos Mallinis, Eyal Ben-Dor, David Helman, Lyndon D. Estes, Giuseppe Ciraolo, Jana Müllerová, Flavia Tauro, M. Isabel de Lima, João L. M. P. de Lima, Antonino Maltese, Félix Francés, Kelly K. Caylor, Marko Kohv, Matthew Perks, Guiomar Ruiz-Pérez, Zhongbo Su, Giulia Vico, Brigitta Tóth
On the Use of Unmanned Aerial Systems for Environmental Monitoring. Remote. Sens. 10 (4) (2018)
Xiaojing Bai, Binbin He, Xing Li, Jiangyuan Zeng, Xin Wang, Zuoliang Wang, Yijian Zeng, Zhongbo Su
First Assessment of Sentinel-1A Data for Surface Soil Moisture Estimations Using a Coupled Water Cloud Model and Advanced Integral Equation Model over the Tibetan Plateau. Remote. Sens. 9 (7) (2017)
Steven Tsz K. Chan, Rajat Bindlish, Peggy O'Neill, Thomas J. Jackson, Julian Chaubell, Jeffrey Piepmeier, Roy Scott Dunbar, Andreas Colliander, Fan Chen, Dara Entekhabi, Simon Yueh, Michael H. Cosh, Todd Caldwell, Jeffrey P. Walker, Xiaoling Wu, Aaron A. Berg, Tracy L. Rowlandson, Anna Pacheco, Heather McNairn, Marc Thibeault, José Martínez-Fernández, Angel Gonzalez-Zamora, Ernesto López-Baeza, Frederik Uldall, Mark S. Seyfried, David D. Bosch, Patrick J. Starks, Chandra D. Holifield Collins, John H. Prueger, Zhongbo Su, Rogier van der Velde, Jun Asanuma, Michael A. Palecki, Eric E. Small, Marek Zreda, Jean-Christophe Calvet, Wade T. Crow, Yann Kerr
Development and validation of the SMAP enhanced passive soil moisture product. IGARSS (2017)
Zhongbo Su, Zoltán Vekerdy, Yijian Zeng
Preface: Land Surface Processes and Interactions - From HCMM to Sentinel Missions and Beyond. Remote. Sens. 9 (8) (2017)
Peggy O'Neill, Steven Tsz K. Chan, Rajat Bindlish, Thomas J. Jackson, Andreas Colliander, Roy Scott Dunbar, Fan Chen, Jeffrey Piepmeier, Simon Yueh, Dara Entekhabi, Michael H. Cosh, Todd Caldwell, Jeffrey P. Walker, Xiaoling Wu, Aaron A. Berg, Tracy L. Rowlandson, Anna Pacheco, Heather McNairn, Marc Thibeault, José Martínez-Fernández, A. Gonzalez-Zamora, Ernesto López-Baeza, Frederik Uldall, Mark S. Seyfried, David D. Bosch, Patrick J. Starks, Chandra D. Holifield Collins, John H. Prueger, Zhongbo Su, Rogier van der Velde, Jun Asanuma, Michael A. Palecki, Eric E. Small, Marek Zreda, Jean-Christophe Calvet, Wade T. Crow, Yann Kerr
Assessment of version 4 of the SMAP passive soil moisture standard product. IGARSS (2017)
Donghai Zheng, Xin Wang, Rogier van der Velde, Yijian Zeng, Jun Wen, Zuoliang Wang, Mike Schwank, Paolo Ferrazzoli, Zhongbo Su
L-Band Microwave Emission of Soil Freeze-Thaw Process in the Third Pole Environment. IEEE Trans. Geosci. Remote. Sens. 55 (9) (2017)
Margaret Wambui Kimani, Joost C. B. Hoedjes, Zhongbo Su
An Assessment of Satellite-Derived Rainfall Products Relative to Ground Observations over East Africa. Remote. Sens. 9 (5) (2017)
Rajat Bindlish, Thomas J. Jackson, Michael H. Cosh, Toshio Koike, X. Fuiji, Richard de Jeu, Steven Tsz K. Chan, Jun Asanuma, Aaron A. Berg, David D. Bosch, Todd Caldwell, C. Holyfield Collins, Heather McNairn, José Martínez-Fernández, John H. Prueger, Mark S. Seyfried, Patrick J. Starks, Zhongbo Su, Marc Thibeault, Jeffrey P. Walker
AMSR2 soil moisture product validation. IGARSS (2017)
Rajat Bindlish, Thomas J. Jackson, Michael H. Cosh, Sushil Milak, Eni G. Njoku, Steven Tsz K. Chan, Mariko Burgin, Todd Caldwell, Aaron A. Berg, Heather McNairn, Jeffrey P. Walker, Y. Zeng, Zhongbo Su, Marc Thibeault, J. Martinez
Development and validation of the GCOM-W AMSR2 soil moisture product. IGARSS (2016)
Qiang Wang, Rogier van der Velde, Zhongbo Su, Jun Wen
Aquarius L-band scatterometer and radiometer observations over a Tibetan Plateau site. Int. J. Appl. Earth Obs. Geoinformation 45 (2016)
Shaoning Lv, Yijian Zeng, Jun Wen, Donghai Zheng, Zhongbo Su
Determination of the Optimal Mounting Depth for Calculating Effective Soil Temperature at L-Band: Maqu Case. Remote. Sens. 8 (6) (2016)
Yijian Zeng, Zhongbo Su, Rogier van der Velde, Lichun Wang, Kai Xu, Xing Wang, Jun Wen
Measured Soil Moisture over Tibetan Plateau. Remote. Sens. 8 (3) (2016)
Xin Tian, Christiaan van der Tol, Zhongbo Su, Zengyuan Li, Erxue Chen, Xin Li, Min Yan, Xuelong Chen, Xufeng Wang, Xiaoduo Pan, Feilong Ling, Chunmei Li, Wenwu Fan, Longhui Li
Simulation of Forest Evapotranspiration Using Time-Series Parameterization of the Surface Energy Balance System (SEBS) over the Qilian Mountains. Remote. Sens. 7 (12) (2015)
Xin Tian, Zengyuan Li, Yun Guo, Min Yan, Erxue Chen, Zhongbo Su, Christiaan van der Tol, Feilong Ling
Dynamic analysis and modeling of Forest above-ground biomass. IGARSS (2014)
Mireia Romaguera, Mhd. Suhyb Salama, Maarten S. Krol, Arjen Y. Hoekstra, Zhongbo Su
Towards the Improvement of Blue Water Evapotranspiration Estimates by Combining Remote Sensing and Model Simulation. Remote. Sens. 6 (8) (2014)
Mireia Romaguera, Maarten S. Krol, Mhd. Suhyb Salama, Zhongbo Su, Arjen Y. Hoekstra
Application of a Remote Sensing Method for Estimating Monthly Blue Water Evapotranspiration in Irrigated Agriculture. Remote. Sens. 6 (10) (2014)
K. Weligepolage, A. S. M. Gieske, Zhongbo Su
Effect of spatial resolution on estimating surface albedo: A case study in Speulderbos forest in The Netherlands. Int. J. Appl. Earth Obs. Geoinformation 23 (2013)
Kinoti Jeniffer, Zhongbo Su, Tsehaie Woldai, Ben H. P. Maathuis
Corrigendum to "Estimation of spatial-temporal rainfall distribution using remote sensing techniques: A case study of Makanya catchment, Tanzania" [Int. J. Appl. Earth Observ. Geoinform 12S1 (2009) S90-S99]. Int. J. Appl. Earth Obs. Geoinformation 23 (2013)
Jeniffer Kinoti Mutiga, Zhongbo Su, Tsehaie Woldai
Corrigendum to "Using satellite remote sensing to assess evapotranspiration: Case study of the upper Ewaso Ng'iro North Basin, Kenya" [Int. J. Appl. Earth Observ. Geoinform 12 (S1) (2010) S100-S108]. Int. J. Appl. Earth Obs. Geoinformation 23 (2013)
K. Weligepolage, A. S. M. Gieske, Zhongbo Su
Surface roughness analysis of a conifer forest canopy with airborne and terrestrial laser scanning techniques. Int. J. Appl. Earth Obs. Geoinformation 14 (1) (2012)
Xin Tian, Zhongbo Su, Erxue Chen, Zengyuan Li, Christiaan van der Tol, Jianping Guo, Qisheng He
Estimation of forest above-ground biomass using multi-parameter remote sensing data over a cold and arid area. Int. J. Appl. Earth Obs. Geoinformation 14 (1) (2012)
Laura Dente, Zoltán Vekerdy, Jun Wen, Zhongbo Su
Maqu network for validation of satellite-derived soil moisture products. Int. J. Appl. Earth Obs. Geoinformation 17 (2012)
Laura Dente, Zhongbo Su, Jun Wen
Validation of SMOS Soil Moisture Products over the Maqu and Twente Regions. Sensors 12 (8) (2012)
Zoltán Vekerdy, Zhongbo Su, Chris Mannaerts, Arno M. van Lieshout, Ben H. P. Maathuis
Education and capacity building in earth observation for waterrelated applications in emerging economies. IGARSS (2012)
Xin Tian, Zhongbo Su, Erxue Chen, Zengyuan Li, Christiaan van der Tol, Jianping Guo, Qisheng He
Reprint of: Estimation of forest above-ground biomass using multi-parameter remote sensing data over a cold and arid area. Int. J. Appl. Earth Obs. Geoinformation 17 (2012)
Mhd. Suhyb Salama, Zhongbo Su
Resolving the Subscale Spatial Variability of Apparent and Inherent Optical Properties in Ocean Color Match-Up Sites. IEEE Trans. Geosci. Remote. Sens. 49 (7) (2011)
Jeniffer Kinoti Mutiga, Zhongbo Su, Tsehaie Woldai
Using satellite remote sensing to assess evapotranspiration: Case study of the upper Ewaso Ng'iro North Basin, Kenya. Int. J. Appl. Earth Obs. Geoinformation 12 (Supplement-1) (2010)
Mhd. Suhyb Salama, Zhongbo Su
Bayesian Model for Matching the Radiometric Measurements of Aerospace and Field Ocean Color Sensors. Sensors 10 (8) (2010)
Kinoti Jeniffer, Zhongbo Su, Tsehaie Woldai, Ben H. P. Maathuis
Estimation of spatial-temporal rainfall distribution using remote sensing techniques: A case study of Makanya catchment, Tanzania. Int. J. Appl. Earth Obs. Geoinformation 12 (Supplement-1) (2010)
Mireia Romaguera, Arjen Y. Hoekstra, Zhongbo Su, Maarten S. Krol, Mhd. Suhyb Salama
Potential of Using Remote Sensing Techniques for Global Assessment of Water Footprint of Crops. Remote. Sens. 2 (4) (2010)
Joris Timmermans, A. S. M. Ambro Gieske, Christiaan van der Tol, Wout Verhoef, Zhongbo Su
Automated Directional Measurement System for the Acquisition of Thermal Radiative Measurements of Vegetative Canopies. Sensors 9 (3) (2009)
Wout Verhoef, Li Jia, Qing Xiao, Zhongbo Su
Unified Optical-Thermal Four-Stream Radiative Transfer Theory for Homogeneous Vegetation Canopies. IEEE Trans. Geosci. Remote. Sens. 45 (6-2) (2007)
Defa Mao, Shaomin Liu, Jiemin Wang, Zhongbo Su, Shiqi Yang, Xuehong Zhang
Validation of the SEBS model. IGARSS (2004)
Zhongbo Su, X. Li, Y. Zhou, L. Wan, J. Wen, K. Sintonen
Estimating areal evaporation from remote sensing. IGARSS (2003)
Li Jia, Massimo Menenti, Zhongbo Su, Zhao-Liang Li
Observation of directional exitance and retrieval of soil and foliage component temperatures: case studies with bi-angular ATSR radiometric data. IGARSS (2002)