Lachezar Filchev
Lachezar Filchev
Other namesЛъчезар Филчев
Space Research and Technology Institute, Bulgarian Academy of Sciences (SRTI-BAS)
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Single- and multi-date crop identification using PROBA-V 100 and 300 m S1 products on Zlatia test site, Bulgaria
E Roumenina, C Atzberger, V Vassilev, P Dimitrov, I Kamenova, M Banov, ...
Remote Sensing 7 (10), 13843–13862, 2015
Globalland30 mapping capacity of land surface water in Thessaly, Greece
I Manakos, K Chatzopoulos-Vouzoglanis, Z Petrou, L Filchev, ...
Land 4 (1), 1–18, 2014
Caring for soil is caring for life: ensure 75% of soils are healthy by 2030 for healthy food, people, nature and climate: interim report of the mission board for soil health …
C Veerman, TP Correia, C Bastioli, B Biro, J Bouma, E Cienciala, ...
Luxembourg: Publications Office of the European Union, 2020
An assessment of European spruce bark beetle infestation using WorldView-2 satellite data
L Filchev
European SCGIS Conference “Best practices: application of GIS technologies …, 2012
Comparison of global and continental land cover products for selected study areas in South Central and Eastern European region
I Manakos, M Tomaszewska, IZ Gkinis, O Brovkina, L Filchev, L Genc, ...
Remote Sensing 10 (12), 1967, 2018
Surveys, catalogues, databases/archives, and state-of-the-art methods for geoscience data processing
L Filchev, L Pashova, V Kolev, S Frye
Knowledge Discovery in Big Data from Astronomy and Earth Observation, 103–136, 2020
Sub-pixel crop type classification using PROBA-V 100 m NDVI time series and reference data from Sentinel-2 classifications
P Dimitrov, Q Dong, H Eerens, A Gikov, L Filchev, E Roumenina, G Jelev
Remote Sensing 11 (11), 1370, 2019
Validation of LAI and assessment of winter wheat status using spectral data and vegetation indices from SPOT Vegetation and simulated PROBA-V images
E Roumenina, V Kazandjiev, P Dimitrov, L Filchev, V Vassilev, G Jelev, ...
International Journal of Remote Sensing (IJRS) 34 (8), 2888–2904, 2013
Estimation of biophysical and biochemical variables of winter wheat through Sentinel-2 vegetation indices
P Dimitrov, I Kamenova, E Roumenina, L Filchev, I Ilieva, G Jelev, A Gikov, ...
Bulgarian Journal of Agricultural Science 25 (5), 819–832, 2019
Validation of MERIS LAI and FAPAR products for winter wheat-sown test fields in North-East Bulgaria
E Roumenina, P Dimitrov, L Filchev, G Jelev
International Journal of Remote Sensing (IJRS) 35 (13), 3859–3874, 2014
Climate variability and change and conditions for winter wheat production in north-west Bulgaria
V Kazandjiev, V Georgieva, D Joleva, N Tsenov, E Roumenina, L Filchev, ...
Изследвания върху полските култури, Селекция на зърнено-житни култури …, 2011
Review of spectral vegetation indices and methods for estimation of crop biophysical variables
I Kamenova, L Filchev, I Ilieva
Aerospace Research in Bulgaria 29, 72–82, 2017
Multi-sensor spectral synergies for crop stress detection and monitoring in the optical domain: A review
K Berger, M Machwitz, M Kycko, SC Kefauver, S Van Wittenberghe, ...
Remote Sensing of Environment 280 (113198), 2022
Challenges and solutions for utilizing Earth Observations in the "Big Data" era
L Filchev, L Pashova, V Kolev, S Frye
BigSkyEarth conference: AstroGeoInformatics, Tenerife, Spain, December 17-19 …, 2018
Crop type mapping using multi-date imagery from the Sentinel-2 satellites
A Gikov, P Dimitrov, L Filchev, E Roumenina, G Jelev
Comptes Rendus de l’Academie Bulgare des Sciences (Proceedings of the BAS …, 2019
Satellite hyperspectral earth observation missions - a review
L Filchev
Aerospace Research in Bulgaria, 191–207, 2014
Investigating the stream network changes and landslide processes in open coal mining areas using remote sensing methods
V Naydenova, E Roumenina, G Kanev, L Filchev, K Stefanov
3rd International conference on Recent Advances in Space Technologies, (RAST …, 2007
A model for geodatabase organization for purposes of large-scale mapping of land-use conflicts
E Roumenina, L Filchev, V Naydenova, G Kanev
4th international conference "Recent problems in geodesy and related fields …, 2007
Assessing of soil erosion risk through geoinformation sciences and remote sensing — a review
L Filchev, V Kolev
Rai, P. K., Singh, P., Mishra, V. N. (eds) Recent Technologies for Disaster …, 2021
Qualitative evaluation and within-field mapping of winter wheat crop condition using multispectral remote sensing data
E Roumenina, G Jelev, P Dimitrov, L Filchev, I Kamenova, A Gikov, ...
Bulgarian Journal of Agricultural Science 26 (6), 1129–1142, 2020
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