搜索结果: 1-14 共查到“测绘科学技术 LAI”相关记录14条 . 查询时间(0.046 秒)
CHARACTERIZING LAI SPATIAL AND TEMPORAL VARIABILITY USING A WAVELET APPROACH
Leaf Area Index Remote Sensing Variability Wavelet
2015/12/30
Vegetation plays an important role in the exchange of carbon dioxide, water, and energy between the land surface and the atmosphere. LAI, defined as one-half the total green leaf area per unit of grou...
The Method on Generating LAI Production by Fusing BJ-1 Remote Sensing Data and MODIS LAI Product
Vegetation Computer Simulation MODIS Fusion BJ-1 Remote Sensing Priori Knowledge
2015/11/23
LAI (Leaf Area Index) is the more important parameter of vegetation canopy, which can depict their growth course. So LAI inversion from remote sensing observations is the hot study field, especially f...
ESTIMATION OF LAI USING LIDAR REMOTE SENSING IN FOREST
LiDAR Leaf Area Index (LAI) Point density Vegetation Index Photosynthetically Active Radiation
2015/11/10
Light Detection and Ranging (LiDAR) has been used to extract surface information as it can acquire highly accurate object shape characteristics using geo-registered 3D-points. Therefore, LiDAR can be ...
CYCLOPES PROTOTYPE V4 LAI, FAPAR AND FCOVER PRODUCTS DERIVED FROM VEGETATION AND AVHRR SENSORS: DESCRIPTION AND VALIDATION
description validation
2015/9/9
The CYCLOPES project aims at providing high level biophysical products such as LAI, fAPAR, fCover over
the globe at 1 km spatial resolution at a 10 days time interval. To provide continuity over long...
Ground measurements of photosynthetically active radiation (PAR) balance and leaf area index (LAI)
are required for validating, and sometimes calibrating biophysical products derived from satellite
...
CYCLOPES PROTOTYPE V4 LAI, FAPAR AND FCOVER PRODUCTS DERIVED FROM VEGETATION AND AVHRR SENSORS: DESCRIPTION AND VALIDATION
description validation
2015/9/8
The CYCLOPES project aims at providing high level biophysical products such as LAI, fAPAR, fCover over
the globe at 1 km spatial resolution at a 10 days time interval. To provide continuity over long...
RADIATIVE TRANSFER MODEL INVERSION BASED ON MULTI-TEMPORAL CHRIS/PROBA DATA FOR LAI ESTIMATION
Leaf area index Radiative transfer Dynamic canopy model
2015/9/8
Leaf area index (LAI) is a key variable for the understanding and modelling of several eco-physiological processes within a
vegetation canopy. The LAI could thus provide vital information for the man...
REMOTE SENSING ESTIMATION OF FOREST LAI IN CLOSE CANOPY SITUATION
LAI, forest spectral reflectance spectro-radiometer
2015/7/29
QUALITY ASSESSMENT OF GLOBAL MODIS LAI PRODUCT FOR THE REGIONAL SCALE APPLICATIONS
Remote Sensing Ecology Forestry Accuracy Quality Algorithm
2015/5/27
MODIS LAI product has been increasingly important for analyzing the process and productivity of terrestrial ecosystems at global scale. This study was aimed to assess the quality of global MODIS LAI p...
ESTIMATION OF GRASSLAND USE INTENSITIES BASED ON HIGH SPATIAL RESOLUTION LAI TIME SERIES
Leaf area index (LAI) radiation transfer modeling
2015/5/6
The identification and surveillance of agricultural management and the measurement of biophysical canopy parameters in grasslands is relevant for environmental protection as well as for political an...
AN INTERCOMPARISON OF PASSIVE TERRESTRIAL REMOTE SENSING TECHNOLOGIES TO DERIVE LAI AND CANOPY COVER METRICS
LIDAR Forestry Sustainable Multisensor Scale Terrestrial
2014/4/30
Forest indicators such as Leaf Area Index (LAI) and vegetation cover type are recognised as Essential Climate Variables (ECVs) which support the '…research, modelling, analysis, and capacity-building ...
REMOTE-SENSING-BASED BIOPHYSICAL MODELS FOR ESTIMATING LAI OF IRRIGATED CROPS IN MURRY DARLING BASIN
GIS LAI LANDSAT TM NDVI Remote Sensing
2014/4/30
Remote sensing is a rapid and reliable method for estimating crop growth data from individual plant to crops in irrigated agriculture ecosystem. The LAI is one of the important biophysical parameter f...
A PRELIMINARY STUDY ON MECHANISM OF LAI INVERSION SATURATION
Leaf area index saturation vegetation index PROSAIL MIMICS
2014/4/25
Many parameters, such as albedo, vegetation index and leaf area index (LAI) inversed from satellite images, often get saturated when the surface vegetation cover reaches a certain high level. In order...
Study of a Method for Extracting LAI Time-Series Patterns for the Estimation of Crop Phenology
leaf area index crop phenology radiative transfer model vegetation index matched-filter method
2010/11/24
The estimation of crop phenology is necessary to grasp the water use of irrigated farmlands. To estimate the crop phenology, time-series patterns of Leaf Area Index (LAI) are considered effective. A m...