Keywords: کسری گاف; Fractional vegetation cover; Gap fraction; Nadir photography; Vegetation index; Green coordinates; CIE L*a*b*;
مقالات ISI کسری گاف (ترجمه نشده)
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Keywords: کسری گاف; Canopy analysis; Crown density; Digital images; Gap fraction; Leaf area; Tree shade; Urban forest;
Keywords: کسری گاف; CIMES; Gap fraction; Hemispherical photograph; Leaf area index; Least Absolute Deviations; Robust regression;
Keywords: کسری گاف; Beer-Lambert-Bouguer law; 3D vegetation canopy structure and density; Stochastic RT; Clumping index; Gap fraction; Vegetation fraction;
Keywords: کسری گاف; LAI; Gap fraction; High-throughput phenotyping; Soybean; Active learning; Segmentation;
Keywords: کسری گاف; Wireless Sensor Network; Precision agriculture; Crop parameter; Leaf area index; Gap fraction; LAI-2200;
Keywords: کسری گاف; Leaf area index; Gap fraction; Digital cover photography; Light exposure; Remote sensing;
Keywords: کسری گاف; Leaf area index; Gap fraction; Clumping index; Woody tissue; LAI-2000; Digital cover photography
Keywords: کسری گاف; Leaf Area Index; Gap fraction; Woody Area Index; Projection function; Clumping; Eucalypt
Keywords: کسری گاف; Leaf area index; Digital canopy photography; Raw; gamma; Gap fraction; Cover
Keywords: کسری گاف; Forest canopy; Terrestrial laser scanner; Gap fraction; 3D canopy model;
Keywords: کسری گاف; Waveform lidar; Canopy; Gap fraction; Airborne; Forest; Biophysical parameters;
Keywords: کسری گاف; Leaf inclination angle; G-function; Gap fraction; Digital photography;
Keywords: کسری گاف; LAI-2000; Gap fraction; Scattered sky radiation; Hemispherical photos; Terrestrial laser scanner
Large off-nadir scan angle of airborne LiDAR can severely affect the estimates of forest structure metrics
Keywords: کسری گاف; Gap fraction; Vertical gap fraction profile; Off-nadir scan angle; Airborne LiDAR;
Measuring leaf area index in rubber plantations â a challenge
Keywords: کسری گاف; Leaf area index; Rubber; Radiation interception; Gap fraction;
Mapping plant area index of tropical evergreen forest by airborne laser scanning. A cross-validation study using LAI2200 optical sensor
Keywords: کسری گاف; ALS; Leaf area index; Ray tracing; Voxel space; Gap fraction;
Comparison of optical LAI measurements under diffuse and clear skies after correcting for scattered radiation
Keywords: کسری گاف; Gap fraction; Leaf area index; LAI-2000; LAI-2200C; Leaf reflectance; Pinus radiata
Seasonal variation of leaf area index (LAI) over paddy rice fields in NE China: Intercomparison of destructive sampling, LAI-2200, digital hemispherical photography (DHP), and AccuPAR methods
Keywords: کسری گاف; Leaf area index (LAI); Plant area index (PAI); Rice; Destructive sampling; Gap fraction; Clumping index;
Assessment of in situ crop LAI measurement using unidirectional view digital photography
Keywords: کسری گاف; Leaf area index; Green plant area index; Gap fraction; Agriculture; Corn; Soybean; Wheat; Clumping index;
Canopy leaf area index for apple tree using hemispherical photography in arid region
Keywords: کسری گاف; Analysis software; Apple orchard; Canopy structure; Gap fraction; Hemispherical image; Leaf area index
Optical methods for the non-destructive estimation of leaf area index in kohlrabi and lettuce
Keywords: کسری گاف; Brassica oleracea var. gongylodes L.; Lactuca sativa var. capitata L.; Leaf area index; Plant canopy analyser; Gap fraction
On the correct estimation of gap fraction: How to remove scattered radiation in gap fraction measurements?
Keywords: کسری گاف; LAI-2000; LAI-2200; Gap fraction; Leaf area index; Clumping index; Scattering
Continuous observation of tree leaf area index at ecosystem scale using upward-pointing digital cameras
Keywords: کسری گاف; Leaf area index; Clumping index; Gap fraction; Remote sensing; Digital camera; Disturbance; MODIS; Digital cover photography
CIMES: A package of programs for determining canopy geometry and solar radiation regimes through hemispherical photographs
Keywords: کسری گاف; Canopy openness; Clumping factors; Gap fraction; Hemispherical photography; LAI; Solar radiation
Long term and seasonal courses of leaf area index in a semi-arid forest plantation
Keywords: کسری گاف; Gap fraction; Non-contact measurements; Clumping index; TRAC
Simulation of statistical characteristics of gap distribution in forest stands
Keywords: کسری گاف; Gap fraction; Plant canopy analysers; LAI-2000; Clumping index; Correlation
Comparison of methods for measuring gap size distribution and canopy nonrandomness at Järvselja RAMI (RAdiation transfer Model Intercomparison) test sites
Keywords: کسری گاف; Clumping index; Gap fraction; Leaf inclination angle
Airborne discrete-return LIDAR data in the estimation of vertical canopy cover, angular canopy closure and leaf area index
Keywords: کسری گاف; Canopy cover; Canopy closure; Gap fraction; Leaf area index (LAI); LiDAR; Digital hemispherical photography
GAI estimates of row crops from downward looking digital photos taken perpendicular to rows at 57.5° zenith angle: Theoretical considerations based on 3D architecture models and application to wheat crops
Keywords: کسری گاف; Leaf area index; Gap fraction; Digital photography; Row crops; Wheat; 3D plant architecture model
Canopy gap fraction estimation from digital hemispherical images using sky radiance models and a linear conversion method
Keywords: کسری گاف; Plant canopies; Digital camera; Gap fraction; Plant area index91.62.Mn; 92.60.Vb; 07.68.+m
On the correct estimation of effective leaf area index: Does it reveal information on clumping effects?
Keywords: کسری گاف; Effective leaf area index; Clumping; Gap fraction; Scaling; LAI-2000
How to quantify tree leaf area index in an open savanna ecosystem: A multi-instrument and multi-model approach
Keywords: کسری گاف; Leaf area index; Clumping index; Gap fraction; Leaf inclination angle; Savanna; Heterogeneity
Testing LiDAR models of fractional cover across multiple forest ecozones
Keywords: کسری گاف; Lidar; Intensity; Return ratio; Leaf area index; Gap fraction; Beer's Law
Slope correction for LAI estimation from gap fraction measurements
Keywords: کسری گاف; LAI; Gap fraction; Slope; Poisson model; Vegetation; Hemispherical digital photo
Characterization of the spatial structure of the canopy in Pinus silvestris L. stands in Central Spain from hemispherical photographs
Keywords: کسری گاف; Ripley L(d) function; Hemispherical photograph; Spatial pattern; Gap fraction; Clumping; Angular semivariance
Estimating the plant area density of a Japanese larch (Larix kaempferi Sarg.) plantation using a ground-based laser scanner
Keywords: کسری گاف; Attenuation of solar radiation; Gap fraction; Larch plantation; Litter trap; Plant area index; Three-dimensional structure of forest
Intercomparison and sensitivity analysis of Leaf Area Index retrievals from LAI-2000, AccuPAR, and digital hemispherical photography over croplands
Keywords: کسری گاف; Effective Plant Area Index; Gap fraction; Optical techniques; LAI-2000; AccuPAR; Digital Hemispherical Photograph; LAI validation
Estimation of leaf area index in eucalypt forest with vertical foliage, using cover and fullframe fisheye photography
Keywords: کسری گاف; Eucalyptus globulus; Leaf area index; Digital fisheye photography; Gap fraction; Foliage cover; Light extinction coefficient
LAI inversion algorithm based on directional reflectance kernels
Keywords: کسری گاف; LAI; MODIS; BRDF; Albedo; Gap fraction
Estimation of leaf area index in eucalypt forest using digital photography
Keywords: کسری گاف; Eucalypt forest; Leaf area index; Digital photography; Gap fraction; Canopy cover; Clumping index
Leaf area index estimation in mountain even-aged Pinus silvestris L. stands from hemispherical photographs
Keywords: کسری گاف; LAI; Gap fraction; Foliage inclination angle; Clumping coefficient; Slope correction
A fractal dimension-based modelling approach for studying the effect of leaf distribution on LAI retrieval in forest canopies
Keywords: کسری گاف; LAI; Forest ecosystems; L-systems; LAI inversion; Gap fraction; Fractal dimension
Determining digital hemispherical photograph exposure for leaf area index estimation
Keywords: کسری گاف; Digital hemispherical photographs; Exposure; Leaf area index; Gap fraction;
Assessment of automatic gap fraction estimation of forests from digital hemispherical photography
Keywords: کسری گاف; Gap fraction; Hemispherical photography; LAI; Thresholding;