Biomass Estimation
Non-destructive, laser-based individual tree aboveground biomass estimation in a tropical rainforest
... accurate biomass and carbon stock estimation of forests have been driven by advances in remote sensing ...to biomass estimation heavily relies on the tree species and site-specific allometric ...
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Applications of the new Remote Sensing Method to the Forest Biomass Estimation
... Panchromatic image was necessary to do smoothing based on their own ranges in the illumination image before crown extraction, which was done twice to smooth using an averaging filter of 3× 3 pixels (1.5 by 1.5 m). And ...
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Aboveground biomass estimation at different scales for subtropical forests in China
... and biomass expansion factor methods) are often used to estimate forest biomass at local and regional scales (Brown et ...of biomass estimation because of difference in climatic conditions, ...
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Tree Biomass Estimation in Central African Forests Using Allometric Models
... Accurate estimation of forest ecosystem biomass needs reliable regression eq- uations which can convert tree variables measured directly in the field, such as diameter and height, to aboveground ...
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Aboveground Biomass Estimation of Avicennia marina (Forssk) Vierh and Rhizophora mucronata Lam in the Mangoky Delta, SW Madagascar
... for biomass modeling exists for the country and the use of allometric equations developed elsewhere remains for the moment the only way to know the biomass potential of Malagasy Mangroves in general and ...
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Aboveground biomass estimation in linear forest objects: 2D- vs. 3D-data
... Dry biomass estimation based on SfM-volume resulted in an rRMSE of 30% (Model ...for biomass estimation at a small forest and received an rRMSE of ...
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Non-destructive individual tree aboveground biomass estimation in tropical rainforest using terrestrial laser scanner
... of biomass estimation have drawn attention of research society mainly to support sustainable forest management and global carbon ...of biomass from individual trees are currently done through felling ...
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Wheat biomass estimation in different growth stage based on color and texture features of UAV images
... wheat biomass in field, field experiments based on different densities, nitrogen fertilizer and variety treatments were ...wheat biomass was obtained by field sampling in the same ...wheat biomass ...
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Biomass estimation in plantation forests of Papum Pare district of Arunachal Pradesh, India
... area. Biomass obtained from sampled plot ...Aboveground biomass (AGB) carbon was calculated by assuming that the carbon content is 55% of the total aboveground biomass [26] which is a representative ...
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Airborne Lidar Sampling Strategies to Enhance Forest Aboveground Biomass Estimation from Landsat Imagery
... varies with the bands applied. For example, X- and C-band backscatter saturates at low biomass levels (30–50 Mg ha − 1 ) [5] and L-band saturation ranges from 40–150 Mg ha − 1 [8]. Lidar does not suffer from this ...
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Towards scale-invariant aboveground biomass estimation in Savanna ecosystems using small-footprint waveform lidar
... Aboveground biomass (AGB) is an important indicator of vegetation structure and therefore is the ideal variable for estimation from light detection and ranging (lidar) ...which biomass follows ...
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Re evaluation of individual diameter : height allometric models to improve biomass estimation of tropical trees
... AGB estimation when H is not available (Feldpausch et ...allow estimation of tree H from DBH (and sometimes climate) where local data are unavailable (Feldpausch et ...
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Improved allometric equations for tree aboveground biomass estimation in tropical dipterocarp forests of Kalimantan, Indonesia
... The number of local or site-specific allometric stud- ies in Indonesia is high compared with studies in other countries in South-East Asia (Yuen et al. 2016), in- cluding studies in the TDFs of Indonesian Borneo ...
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Field methods for sampling tree height for tropical forest biomass estimation
... Our analysis focuses on the consequences of different sample sizes and strategies for the performance of height- diameter models, so prediction errors result from the fit of statistical models. However, it is important ...
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Impact of data model and point density on aboveground forest biomass estimation from airborne LiDAR
... For each dataset the height of the returns was normal- ized using a digital elevation model (DEM) provided along with the datasets. After normalizing the datasets we derived 10 metrics that describe the vertical and ...
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Biomass and crop height estimation of different crops using UAV-based LiDAR
... for biomass prediction displays a strong influence of sugar beet on the total prediction model (Figure ...beet biomass model compared to that of ...a biomass estimation with an accuracy of ...
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Estimation of Above Ground Biomass in Forests Using Alos Palsar Data in Kericho and Aberdare Ranges
... Forest Biomass in general is inclusive of the Above Ground and Below Ground living mass (Lu, ...Ground Biomass. Moreover, unlike above ground biomass, below ground biomass is not immediately ...
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Application of RF KNN Optimal Technology for the Estimation of Forest Aboveground Biomass Using Multisource Remote Sensing Data
... Choosing predict or variables from all features derived forest measurements is important to assure the most accurate biomass models. In our study, variable reduction was performed by using RF feature selection ...
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Benchmarking electrical methods for rapid estimation of root biomass
... the estimation of wheat root biomass through electrical measurements would be more accurate when performed in 3T configuration with a 116 Hz frequency and using parallel capacitance as the electrical ...
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Estimation of shrub biomass: development and evaluation of allometric models leading to innovative teaching methods
... for biomass estimation. Several general and local biomass tables and species-specific allometric equations are developed for this ...Shrub biomass is an important component of the total ...
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