搜索结果: 1-15 共查到“测绘科学技术 NDVI”相关记录42条 . 查询时间(0.128 秒)
COMPARISON OF UNCALIBRATED RGBVI WITH SPECTROMETER-BASED NDVI DERIVED FROM UAV SENSING SYSTEMS ON FIELD SCALE
Remote Sensing UAV agriculture Yara N-Sensor winter wheat nitrogen vegetation index hyperspectral RGB
2016/12/1
The development of UAV-based sensing systems for agronomic applications serves the improvement of crop management. The latter is in the focus of precision agriculture which intends to optimize yield, ...
URBAN VEGETATION MAPPING BASED ON THE HJ-1 NDVI RECONSTRCTION
HJ-1 NDVI Urban vegetation mapping Nanjing city Filtering algorithm
2016/12/1
HJ-1A/B NDVI (HJ NDVI) time-series data possess relatively high spatio-temporal resolution which is significant for the research on urban areas. However, its application is hindered by noise resulting...
ABSOLUTE RADIOMETRIC CALIBRATION OF THE GOKTURK-2 SATELLITE SENSOR USING TUZ GOLU (LANDNET SITE) FROM NDVI PERSPECTIVE
Absolute radiometric calibrationcGokturk-2 Tuz Golu NDVI
2016/7/4
TUBITAK UZAY has conducted a research study on the use of space-based satellite resources for several aspects of agriculture. Especially, there are two precision agriculture related projects: HASSAS (...
ENSO IMPACT ON THE VEGETATION IN MURRAY-DARLING BASIN:A SATELLITE MONITORING FROM 1998-2007 BASED ON SPOT/VEGETATION NDVI TIME SERIES DATA
ENSO SPOT/VEGETATION vegetation NDVI land use SOI
2016/1/3
The El Niflo Southern Oscillation (ENSO) phenomenon produces an important inter-annual variability of oceanic and atmospheric conditions with irregular periods and amplitudes in many regions of the wo...
VEGETATION COVER ANNUAL CHANGES BASED ON MODIS/TERRA NDVI IN THE THREE GORGES RESERVOIR AREA
Vegetation Change Analysis Remote Sensing Multi-temporal Accuracy
2016/1/3
Vegetation coverage change is a very important indication of the ecological enviroment change. In this paper, we detected the vegetation cover change by retrieving the fraction of the vegetation cover...
EXTRACTING CROPPING INDEX VARIATIONS IN NORTHERN CHINA BASED ON NDVI TIME-SERIES
Remote Sensing Agriculture Change Detection Indicators Multitemporal Spatial
2015/12/31
Multiple cropping system, characterized by cropping index, is of significant importance to Chinese food production and security.Owing to the changing nature conditions and human activity, cropping ind...
RESPONSE CHARACTERISTIC ANALYSIS OF CLIMATE CHANGE OF VEGETATION ACTIVITY IN HUANGHE-HUAIHE-HAIHE ZONE BASED ON NOAA NDVI DATA SET
NDVI Climate Change Green Wave Brown Wave Huanghe-Huaihe-Haihe (HHH) Zone
2015/12/31
The article, using the each ten day’s data of NOAA/AVHRR from 1981 to 2000 and adopting the Maximum-Slope Method and Curve-Fitting Method, analyzes the beginning and ending of the growth season of the...
VARIABILITY OF NDVI AGRICULTURAL USED AREAS
Remote Sensing Agriculture Land Use Land Cover History
2015/12/28
One of the possibilities offered to us by the remote sensing, is to monitor all the vegetation. Therefore agricultural plants can be monitor as well. From the spectral point of view, the presence of v...
INCREASING ACCURACY IN ANALYSIS NDVI-PRECIPITATION RELATIONSHIP THROUGH SCALING DOWN FROM REGIONAL TO LOCAL MODEL
NDVI-Rainfall Relationship GWR Modelling Uncertainty reducing Kazakhstan
2015/9/28
Spatial relationship between vegetation and rainfall in Central Kazakhstan has been modelled using Normalized Difference Vegetation Index (NDVI) and rainfall data from weather stations. The modelling ...
VALIDATION OF REMOTE SENSING NDVI TIME SERIES WITH GROUND BASED MEASUREMENTS FROM THE AUTOMATED CLIMATE STATION NETWORK IMIS
measurements climate station network IMIS
2015/9/9
Background and data: Alpine environments are particularly sensitive to climate change such
as changes in snow cover. An important instrumentation to detect and monitor snow cover
extent and duration...
SPATIO-TEMPORAL MODELLING OF SMALL MAMMAL DISTRIBUTIONS USING MODIS NDVI TIME-SERIES
Echinococcus Rodents Landscape
2015/9/8
This work modelled the spatial distribution of the rodent species that act as hosts in the transmission cycle of the parasitic tapeworm
Echinococcus multilocularis. The rodent distribution was modell...
a new procedure to compare ndvi images derived from modis and landsat 7 etm+ data
Comparison Integration Registration Landsat Resolution Thematic
2015/9/1
To evaluate accuracy of low resolution vegetation mapping for hydrological purposes, a comparative study of NDVI images derived from MODIS and Landsat 7 ETM+ data has been done. Main goal is to unders...
A COMPARISON OF FIVE POTENTIAL EVAPOTRANSPIRATION METHODS AND RELATIONSHIP TO NDVI FOR REGIONAL USE IN THE MONGOLIAN GRASSLAND
potential evaptoranspiration NDVI Mongolian grassland
2015/8/24
Potential evapotranspiration (PET) is an important parameter of water budgets at different spatial scales and is a critical variable
for understanding regional biological processes. It is often an i...
Evaluating trends in spatial relationship between noaa/avhrr-ndvi and rainfall as computed by geographically weighted regression: a case study from a dry region in the middle Kazachstan
NDVI vegetation condition time-trend geographically weighted regression (GWR) modelling
2015/8/21
The spatial relationship between vegetation patterns and rainfall as well as its trend over the period 1985-2000 in the shrubland,
grassland, and cropland of the Middle Kazakhstan was investigated wi...
Building ndvi-phenology comparison method to detect growing periods during 1982~1999a in northeast china
Growing Periods NDVI-Phenology Comparison Method AVHRR/NOAA NDVI data
2015/8/20
Plant phenology is an integraph of global changes and a comprehensive indicator of landscape and entironment changes, and its
responses to global environment changes have become a focus of the field ...