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- Application of
satellite data in land surface models
- Global climate
change
- Radiative
transfer in vegetation canopies and its application in global climate
model
- Vegetation photosynthesis
- Spatial
analysis
- Research Scientist
II, 2/2004 - present, School
of Earth and
Atmospheric Sciences, Georgia Institue of Technoogy
- Postdoctoral Fellow,
12/2001 - 1/2004, School of Earth and Atmospheric Sciences, Georgia Institue of Technoogy
- Research Assistant,
01/1998 - 11/2001, Department of Geography, Boston University
- Current Topics
- Previous Topics
- Prototyping and
validation of the MODIS LAI and FPAR algorithm
- Investigating scale
issues in remote sensing products
- Co-Investigator,
Seasonal and global representation of land surface properties from MODIS
and other EOS instruments and their implications for application in
climate models, NASA, 2004-2006 (Principal Investigator: Robert
Dickinson).
- Co-Investigator,
Using EOS data to characterize the impacts of land use change on
surface hydrological processes in climate models, NASA, 2004-2006
(Principal Investigator: Robert Dickinson).
Land Boundary Conditions from Satellite Data and
Their Application in Climate Models
- Tian, Y.,
Dickinson, R.E., Zhou, Four-stream isosector approximation for a Bi-lambertian scattering canopy, J. Geophys. Res., in preparation, 2007.
- Tian, Y., Dickinson, R.E.,
Zhou, Four-stream isosector
approximation for canopy radiative transfer,
J. Geophys. Res., in press, 2007.
- Huang, D., Y. Knyazikhin, R.E. Dickinson, M. Rautiainen,
P. Stenberg, M. Disney, P. Lewis, A. Cescatti, Y. Tian, W. Verhoef, J.V. Martonchikh,
R.B. Myneni, Canopy spectral invariants for
remote sensing and model applications, Remote Sens. Environ.,
106:106-112, 2007.
- Zhou, L., R.E. Dickinson, and Y. Tian, Derivation of a soil albedo dataset from MODIS using principal component
analysis – Norther Africa and the
Arabian Peninsula. Geophy.
Res. Lett., 32, L21407, doi:10.1029/2005GL024448, 2005.
- Zhou, L., R.E. Dickinson, Y. Tian, J. Fang, Q. Li, R.K.
Kaufmann, C.J. Tucker, and R.B. Myneni, Evidence
for a significant urbanization effect on climate in China, Proc.
Natl. Acad. Sci., 101(26),
9540-9544, 2004.
- Tian, Y.,
Dickinson, R.E., Zhou, L., Zeng, X., Dai, Y.,
Myneni, R.B., Knyazikhin,
Y., Zhang, X., Friedl, M., Yu, H., Wu, W.,
and Shaikh, M, Comparison of seasonal and spatial
variations of LAI/FPAR from MODIS and Common Land Model, J. Geophys. Res., 109 (D1), D01103,
10.1029/2003JD003777, 2004.
- Tian, Y., Dickinson, R.E.,
Zhou, L., Myneni, R.B., Friedl,
M., Schaaf, C.B., Carroll, M., and Gao, F., Land boundary conditions from MODIS
data and consequences for the albedo of a
climate model, Geophy. Res. Lett., 31, L05504,
doi:10.1029/2003GL019104, 2004.
- Tian, Y., Dickinson,
R.E., Zhou, L., and Shaikh, M., Impact of new land boundary
conditions from Moderate Resolution Imaging Spectroradiometer
(MODIS) data on the climatology of land surface variables, J. Geophys.
Res., 109,
D20115, doi:10.1029/2003JD004499, 2004.
- Zhou, L., Dickinson,
R.E., Tian, Y., Jin, M., Ogawa, K., Yu, H., and Schmugge, T., A sensitivity study of climate and
energy balance simulations with use of satellite derived emissivity data over the northern Africa and the
Arabian peninsula. J. Geophys. Res., 108(D24), 4795, doi:10.1029/2003JD004083, 2003.
- Zhou, L., Dickinson, R.E., Ogawa, K., Tian, Y., Jin,
M., Schmugge, T., and Tsvetsinskaya,
E., Relations Between Albedos and Emissivities from MODIS and ASTER Data
Over North
African Desert.
Geophy. Res. Lett.,
30 (20), 2026, doi:10.1029/2003GL018069, 2003.
- Zhou, L., Dickinson, R.E., Tian,
Y., Zeng, X., Dai, Y., Yang, Z., Schaaf, C.B., Gao, F.,
Jin, Y., Strahler, A., Myneni,
R.B., Yu, H., Wu, W., and Shaikh, M.,
Comparison of Seasonal and Spatial Variations of Albedos
from MODIS and Common Land Model, J. Geophys.
Res., 108(D15), 4488, doi:10.1029/2002JD003326, 2003.
Vegetation Structures and Their Application in
Remote Sensing and Climate Models
- Privette,
J. L., Tian, Y., Roberts, G., Scholes,
R. J., Wang, Y., Caylor, K. C., Frost, P., and
Mukelabai, M., Structural characteristics and
relationships of Kalahari woodlands and savannas. Global
Change Biology, 10:281-291, 2004.
- Scholes,
R.J., P.G.H. Frost, and Y. Tian, Canopy structure in
savannas along a moisture gradient on Kalahari sands, Global Change
Biology, 10:292-302, 2004.
- Wang, Y., W. Buermann, P. Stenberg, H. Smolander,
T. Häme, Y. Tian, J. Hu, Y. Knyazikhin, and
R.B. Myneni, A new parameterization of canopy
spectral response to incident solar radiation: case study with hyperspectral data from pine dominant forest. Remote
Sens. Environ., 85:304-315, 2003.
Field Experiment and Validation of the MODIS LAI
and FPAR Algorithm.
- Tian, Y.,
Woodcock, C. E., Wang, Y., Privette, J. L., Shabanov, N. V., Zhou, L., Zhang, Y., Buermann, W., Dong, J., Veikkanen,
B., Häme, T., Ozdogan,
M., Knyazikhin, Y., and Myneni,
R. B., Multiscale
Analysis and Validation of MODIS LAI Product over Maun,
Botswana, I. Uncertainty assessment. Remote Sens.
Environ., 83:414-430, 2002.
- Tian, Y.,
Woodcock, C. E., Wang, Y., Privette, J. L., Shabanov, N. V., Zhou, L., Zhang, Y., Buermann, W., Dong, J., Veikkanen,
B., Häme, T., Ozdogan,
M., Knyazikhin, Y., and Myneni,
R. B., Multiscale
Analysis and Validation of MODIS LAI Product over Maun,
Botswana, II. Sampling strategy. Remote Sens. Environ., 83:431-441, 2002.
- Myneni,
R.B., S. Hoffman, Y. Knyazikhin, J.L. Privette, J. Glassy, Y. Tian, Y. Wang, X.
Song, Y. Zhang, G.R. Smith, A. Lotsch, M. Friedl, J.T. Morisette,
P. Votava, R.R. Nemani,
and S.W. Running, Global products of vegetation leaf area and fraction
absorbed PAR from year one of MODIS data, Remote Sens.
Environ., 83:232-243, 2002.
- Privette,
J.L., R.B. Myneni, Y. Knyazikhin,
M. Mukelabai, G. Roberts, Y. Tian, Y.
Wang, and S.G. Leblanc, Early spatial and temporal validation of MODIS
LAI product in the Southern Africa Kalahari, Remote Sens. Environ., 83:232-243, 2002.
Investigating Scale Issues in Remote Sensing
Products.
- Morisette,
J.T., J.E. Nickeson, P. Davis, Y. Wang, Y.
Tian, C.E. Woodcock, N. Shabanov, M.
Hansen, W.B. Cohen, D.R. Oetter, and R.E.
Kennedy, The Use of NASA's Commercial Data Purchase Program in Support
of MODIS Land Validation, Remote Sens.
Environ., 88(1-2):100-110, 2003.
- Tian, Y.,
Wang, Y., Zhang, Y., Knyazikhin, Y., Bogaert, J., and Myneni,
R. B., Radiative
transfer based scaling of LAI/FPAR retrievals from reflectance data of
different resolutions.Remote
Sens. Environ., 84:143-159, 2003.
- Shabanov,
N.V., Y. Wang, W. Buermann, J. Dong, S.
Hoffman, G.R. Smith, Y. Tian, Y. Knyazikhin,
and R.B. Myneni, Effect of foliage spatial
heterogeneity in the MODIS LAI and FPAR algorithm over broadleaf forests.Remote Sens.
Environ., 85:410-423, 2003.
Prototyping of the MODIS LAI and FPAR Algorithm.
- Lotsch,
A., Tian, Y., Friedl, M. A., and Myneni, R. B., Land cover mapping in support of
LAI/FPAR retrievals from EOS-MODOS and MISR: classification methods and
sensitivities to errors. Int. J. Remote Sens.,
24:1997-2016, 2003.
- Wang, Y., Tian,
Y., Zhang, Y., El-Saleous, N., Knyazikhin, Y., Vermote,
E., Myneni, R.B., Investigation of product
accuracy as a function of input and model uncertainties: Case study
with SeaWiFS and MODIS LAI/FPAR Algorithm. Remote
Sens. Environ. 78:296-311, 2001
- Zhang, Y., Tian,
Y., Myneni, R. B., Knyazikhin,
Y., Woodcock, C. E., Required consistency between biome definitions and
signatures with the physics of remote sensing. Part I: Empirical
arguments. Remote Sens. Environ.
80:418-434, 2001.
- Tian, Y.,
Zhang, Y., Knyazikhin, Y., Myneni, R. B., Glassy, J. M., Dedieu,
D., and Running, S. W., Prototyping
of MODIS LAI and FPAR algorithm with LASUR and LANDSAT data. IEEE
Trans. Geosci. Remote Sens.
38(5):2,387-2,401, 2000.
- Zhang, Y., Tian,
Y., Knyazikhin, Y., Martonchick,
J. V., Diner, D. J., Leroy, M., and Myneni,
R. B., Prototyping of MISR LAI and FPAR algorithm with POLDER data over
Africa. IEEE Trans. Geosci. Remote Sens. 38(5):2,402-2,418, 2000.
- Reviewer of International
Jouranl of Remote Sensing
- Reviewer of IEEE
Transactions on Geoscience and Remote Sensing
- Reviewer of Photogrammetric Engineering and Remote
Sensing
- Reviewer of Remote
Sensing of Enviornment
Last Updated:
Jan 2, 2007
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