Zobrazeno 1 - 10
of 55
pro vyhledávání: '"Vahid Nasiri"'
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 125, Iss , Pp 103555- (2023)
Despite utilizing various remote sensing datasets, precise tree-cutting detection remains challenging due to spatial and spectral resolution constraints in satellite imagery, complex landscapes, data integration issues, and the need for accurate mult
Externí odkaz:
https://doaj.org/article/382df5cfd5884de0ba44dfe7ceb4b04b
Autor:
Vahid Nasiri, Mirela Beloiu, Ali Asghar Darvishsefat, Verena C. Griess, Carmen Maftei, Lars T. Waser
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 116, Iss , Pp 103154- (2023)
The tree species composition (TSC) reflects a forest's tree species diversity and is relevant for forest planning, biodiversity conservation, and forest resources management. Yet, accurate information on tree species composition at landscape scale is
Externí odkaz:
https://doaj.org/article/603b788883b9416b9c9186ad6d170911
Autor:
Delshad Hesami, Fatemeh Ghaffarifar, Abdolhossein Dalimi, Mohammad Saaid Dayer, Vahid Nasiri, Shagayegh Sheikh
Publikováno v:
Iranian Journal of Parasitology, Vol 16, Iss 4, Pp 641-651 (2021)
Background: The extract of myrtle plant contains polyphenolic compounds that show antibacterial, antiviral, and anti-parasitic properties. We aimed to investigate the therapeutic effect of aqueous and ethanolic myrtle extract against leishmaniasis ca
Externí odkaz:
https://doaj.org/article/a34cdfc1becf45e6b199d42985ad5f31
Publikováno v:
Land, Vol 12, Iss 2, p 401 (2023)
Nitrate is one of the most complicated forms of nitrogen found in aquatic surface systems, which results in the eutrophication of the water. During the last few decades, due to agriculture and animal husbandry activities, as well as urban development
Externí odkaz:
https://doaj.org/article/4c6c0612e0804b459c95e9af7fc2fbab
Publikováno v:
مجله جنگل ایران, Vol 12, Iss 1, Pp 131-145 (2020)
Orthphoto mosaic, and digital elevation models (DEMs) that created from UAV imagery can be used to delineate tree crowns. The goal of this research is to compare two segmentation techniques in the estimation of crown diameter. In this regard, two suc
Externí odkaz:
https://doaj.org/article/0b2fa26fae3a4e9992c4ec67482f0a82
Autor:
Soroor Rahmanian, Vahid Nasiri, Atiyeh Amindin, Sahar Karami, Sedigheh Maleki, Soheila Pouyan, Stelian Alexandru Borz
Publikováno v:
Remote Sensing, Vol 15, Iss 2, p 387 (2023)
Plant diversity measurement and monitoring are required for reversing biodiversity loss and ensuring sustainable management. Traditional methods have been using in situ measurements to build multivariate models connecting environmental factors to spe
Externí odkaz:
https://doaj.org/article/0daa055a3e2a4487af6e3614024a43d0
Autor:
Hadi Beygi Heidarlou, Abbas Banj Shafiei, Vahid Nasiri, Mihai Daniel Niţă, Stelian Alexandru Borz, David Lopez-Carr
Publikováno v:
Sensors, Vol 23, Iss 2, p 871 (2023)
Forest nationalization policies in developing countries have often led to a reduction in local forest ownership rights and short- or long-term exploitative behaviors of stakeholders. The purpose of this research is to quantify the effect of Iran’s
Externí odkaz:
https://doaj.org/article/a03afdadfa41429ebcecfa15765d4df9
Autor:
Vahid Nasiri, Seyed Mohammad Moein Sadeghi, Fardin Moradi, Samaneh Afshari, Azade Deljouei, Verena C. Griess, Carmen Maftei, Stelian Alexandru Borz
Publikováno v:
ISPRS International Journal of Geo-Information, Vol 11, Iss 8, p 423 (2022)
Forest canopy cover (FCC) is one of the most important forest inventory parameters and plays a critical role in evaluating forest functions. This study examines the potential of integrating Sentinel-1 (S-1) and Sentinel-2 (S-2) data to map FCC in the
Externí odkaz:
https://doaj.org/article/8a5bc65d753146f59d7b78f715922f5e
Autor:
Vahid Nasiri, Azade Deljouei, Fardin Moradi, Seyed Mohammad Moein Sadeghi, Stelian Alexandru Borz
Publikováno v:
Remote Sensing, Vol 14, Iss 9, p 1977 (2022)
Accurate and real-time land use/land cover (LULC) maps are important to provide precise information for dynamic monitoring, planning, and management of the Earth. With the advent of cloud computing platforms, time series feature extraction techniques
Externí odkaz:
https://doaj.org/article/8fb6ef5ee998460dbd177524ce7662f7
Autor:
Vahid Nasiri, Ali Asghar Darvishsefat, Hossein Arefi, Verena C. Griess, Seyed Mohammad Moein Sadeghi, Stelian Alexandru Borz
Publikováno v:
Remote Sensing, Vol 14, Iss 6, p 1453 (2022)
Forest canopy cover (FCC) is an important ecological parameter of forest ecosystems, and is correlated with forest characteristics, including plant growth, regeneration, biodiversity, light regimes, and hydrological properties. Here, we present an ap
Externí odkaz:
https://doaj.org/article/4145876fecfa4c60a44b8d7ef9d97569