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OBJECT DETECTION IN AIRBORNE LIDAR DATA FOR IMPROVED SOLAR RADIATION MODELING IN URBAN AREAS
Airborne LiDAR 3D Point Cloud Solar Potential 3D Horizon Segmentation Vegetation
2016/2/29
In times of higher market prices of fossil fuels and to meet the increasingly environmental and economic threads of climate change
renewable energy must play a major role for global energy supply. Th...
Marine and continental aerosol effects on the upwelling solar radiation flux in Southern Portugal during the ACE-2 experiment
aerosol optical depth aerosol particle size-distributions aerosol radiative properties direct aerosol radiative forcing
2015/9/16
An overall number of 447 spectral series of aerosol optical depth were determined in the 0.4-3.7 mm wavelength
range by examining the IR-RAD sun-radiometer measurements carried out at Sagres (Portuga...
Profile based sub-pixel-classification of hemispherical images for solar radiation analysis in forest ecosystems
fisheye hemispherical images classification
2015/8/20
The analysis of classified hemispherical images of forest stands is a common method in forestry to determine site-related factors for
plants. A segmentation of hemispheric images, followed by an inte...
Transformation of solar radiation in Norway spruce stands into produced biomass – the effect of stand density
biomass production LAI Norway spruce PAR absorption solar energy conversion
2015/3/27
The present paper is focused on an assessment of the effects of stand density and leaf area development on radiation use efficiency in the mountain cultivated Norway spruce stand. The young even-aged ...
IPR 1.0: an efficient method for calculating solar radiation absorbed by individual plants in sparse heterogeneous woody plant communities
an efficient method calculating solar radiation absorbed by individual plants sparse heterogeneous woody plant communities
2014/12/19
Climate change may alter the spatial distribution, composition, structure and functions of plant communities. Transitional zones between biomes, or ecotones, are particularly sensitive to climate chan...
Modeling shortwave solar radiation using the JGrass-NewAge system
shortwave solar radiation JGrass-NewAge system
2014/12/12
INTEGRATION OF LIDAR DATA INTO A MUNICIPAL GIS TO STUDY SOLAR RADIATION
LIDAR Point Cloud Urban GIS, Building Extraction Modelling Radiation
2014/4/24
Identifying the right roofs to install solar panels inside a urban area is crucial for both private citizens and the whole local population. The aim is not easy because a lot of consideration must be ...
ESTIMATION OF SOLAR RADIATION ON BUILDING ROOFS IN MOUNTAINOUS AREAS
Photovoltaic potential 3D buildings Data integration GRASS GIS Photogrammetry LiDAR Terrain modelling
2014/5/8
The aim of this study is estimating solar radiation on building roofs in complex mountain landscape areas. A multi-scale solar radiation estimation methodology is proposed that combines 3D data rangin...
Determining Angstrom Constants for Estimating Solar Radiation in Malawi
Solar Radiation Angstrom Constants Sun-Shine Hours
2013/3/7
This paper discusses a procedure that was adopted for the development of a linear regression model for estimating solar radiation in Malawi. By making use of sunshine-hours data recorded at six select...
3D LOCAL SCALE SOLAR RADIATION MODEL BASED ON URBAN LIDAR DATA
Solar Radiation Urban Modelling LIDAR, GIS
2014/6/5
The aim of the present study is to obtain the direct, diffuse and reflected solar energy that reaches a generic point of an urban
landscape regardless of its location on a roof, on the ground or on...
Solar radiation trend across China in recent decades: a revisit with quality-controlled data
Solar radiation China recent decades quality-controlled data
2011/1/19
Solar radiation is one of the most important factors affecting climate and environment, and its long-term variation is of much concern in climate change studies. In the light of the limited number of ...
Topographic effects on solar radiation distribution in mountainous watersheds and their influence on reference evapotranspiration estimates at watershed scale
solar radiation distribution mountainous watersheds
2010/12/22
Distributed energy and water balance models require time-series surfaces of the climatological variables involved in hydrological processes. Among them, solar radiation constitutes a key variable to ...
The Influence of the Atmospheric Transmission for the Solar Radiation and Earth’s Surface Radiation on the Earth’s Climate
Climate Atmospheric Transmission Planetary Heat Balance
2013/3/5
The physical and mathematical model of the planetary heat balance is developed to establish the influence of the atmospheric transmission for the solar radiation in the shortwave spectrum range and fo...
Evaluation of Aerosol Particle Size at High Polluted Region in the World Using Direct Solar Radiation Measurements: Helwan as a Case Region
Aerosol optical depth particle size direct solar irradiance spectral region scattered light
2010/12/22
The estimation of the air aerosol number concentration variation was carried out in this study making use of data obtained from the Helwan, Egypt. The aerosol number concentration was determined indir...
Effects of Temperature,Solar Radiation,and Vapor-Pressure Deficit on Flower Opening Time in Rice
Flower opening in the early morning Flower opening time Heat-induced sterility Oryza sativa Rice cultivars Solar radiation Temperature before anthesis Vapor-pressure deficit
2010/3/4
Flower opening in the early morning helps to avoid sterility of rice (Oryza sativa L.) caused by heat stress at anthesis. Although flower opening time (FOT) is under genetic control, it is also affect...