Dr. Ghazaryan, Gohar

• Time series analysis of imagery
• Landcover/Landuse change
• Cloud computing
• Data fusion
• Forest change analysis

• Ukraine
• Südafrika
• Kasachstan
• Armenien

• since 08/2015 Junior researcher, Center for Remote Sensing of Land Surfaces (ZFL)
• 09/2013 - 03/2015 Erasmus Mundus Master course on Geospatial technologies: NOVA school of Statistics and Information Management (1st semester), Portugal, Westfälische Wilhelms-Universität Münster, Institute for Geoinformatics, Germany
• 09/2008 - 06/2012 B.Sc. Cartography, Yerevan State University, Armenia

• Selected Topics in Environmental remote sensing: Tools and Applications
• Principles and applications of remote sensing
• Introduction to Land Use and Land Cover Mapping and Change Detection. Disciplinary Course for BiGSD PhD Students,  Center for Development Research (ZEF), Bonn, Germany (02/2019)

Peer-reviewed:

• Ghazaryan, G., Dubovyk, O., Löw, F., Lavreniuk, M., Kolotii, A., Schellberg, J., & Kussul, N. (2018). A rule-based approach for crop identification using multi-temporal and multi-sensor phenological metrics. European Journal of Remote Sensing, 51(1), 511-524.
• Graw, V.; Ghazaryan, G.; Dall, K.; Delgado Gómez, A.; Abdel-Hamid, A.; Jordaan, A.; Piroska, R.; Post, J.; Szarzynski, J.; Walz, Y. & O. Dubovyk (2017): Drought Dynamics and Vegetation Productivity in Different Land Management Systems of Eastern Cape, South Africa—A Remote Sensing Perspective. Sustainability 2017, 9, 1728.
• Ghazaryan, G., Dubovyk, O., Kussul, N., Menz, G., 2016. Towards an Improved Environmental Understanding of Land Surface Dynamics in Ukraine Based on Multi-Source Remote Sensing Time-Series Datasets from 1982 to 2013. Remote Sensing 8, 617.

Proceedings:

• Ghazaryan, G., Dubovyk, O., Graw, V., & Schellberg, J. (2018, October). Vegetation monitoring with satellite time series: an integrated approach for user-oriented knowledge extraction. In Remote Sensing for Agriculture, Ecosystems, and Hydrology XX (Vol. 10783, p. 107830W). International Society for Optics and Photonics.
• Graw, V., Ghazaryan, G., Schreier, J., Gonzalez, J., Abdel-Hamid, A., Walz, Y., ... & Dubovyk, O. (2018, July). Timing is Everything-Drought Classification for Risk Assessment. In IGARSS 2018-2018 IEEE International Geoscience and Remote Sensing Symposium (pp. 8267-8270). IEEE.
• Landmann, T., Dubovyk, O., Ghazaryan, G., Kimani, J., & Abdel-Rahman, E. (2017, July). Wide-area mapping of invasive species propagation and containment zones in somaliland using phenometric trends and generalized linear modelling. In 2017 IEEE International Geoscience and Remote Sensing Symposium (IGARSS) (pp. 1103-1106). IEEE.
• Ghazaryan, G.; Dubovyk, O., Kussul, N., & J. Schellberg (2017). Multi-Sensor Time Series Data Fusion for Agricultural Drought Assessment: Limitations and Potential. Proc ‘EnviroInfo 2017’. Luxembourg, 13-15 September, 2017

MSc Thesis:

Ghazaryan, G. (2015). Analysis of temporal and spatial variations of forest. A case of study in notheastern Armenia.