Earth & Environmental Sciences
land cover
100%
QuickBird
60%
spatial resolution
32%
initial training
32%
remote sensing
31%
satellite image
30%
monitoring
30%
support vector machine
30%
urban area
29%
crop
28%
growth modeling
27%
SPOT
26%
NDVI
26%
pixel
23%
accuracy assessment
22%
imagery
22%
land degradation
22%
urban growth
21%
estuary
20%
microwave
19%
learning
19%
water resources management
19%
soil property
17%
software
16%
interpolation
16%
irrigation
16%
urbanization
16%
soil moisture
15%
artificial neural network
15%
GIS
14%
methodology
14%
detection
14%
rainfed agriculture
13%
plan
13%
method
13%
kriging
13%
land use
12%
cost
12%
evaluation
12%
spatial data
12%
planning
12%
Landsat
11%
megacity
11%
soil
11%
city
10%
growing season
10%
municipality
10%
Physics & Astronomy
Angola
40%
Senegal
38%
resources management
35%
water resources
34%
irrigation
34%
estuaries
32%
water management
32%
soil moisture
31%
crops
29%
remote sensing
28%
agriculture
20%
education
19%
normalized difference vegetation index
15%
soils
14%
degradation
14%
classifiers
13%
microwaves
13%
land use
12%
grasslands
12%
water
11%
water consumption
11%
Egypt
10%
temporal resolution
10%
image classification
8%
SPOT (French satellite)
7%
moisture content
7%
requirements
6%
biological diversity
6%
resources
6%
change detection
6%
image resolution
5%
pixels
5%
Engineering & Materials Science
Soils
43%
Satellite imagery
33%
Irrigation
30%
Estuaries
29%
Remote sensing
28%
Agriculture
28%
Soil moisture
26%
Water resources
24%
Monitoring
23%
Land use
23%
Crops
21%
Water
21%
Classifiers
20%
Satellites
20%
Geographic information systems
19%
Microwaves
17%
Interpolation
16%
Time series
14%
Biodiversity
13%
Degradation
13%
Arid regions
10%
Spectrum analysis
9%
Pixels
9%
Backscattering
8%
Specifications
8%
Urban planning
8%
Neural networks
7%
Image classification
6%
Phosphorus
6%
Maximum likelihood
6%
Polarization
5%
Moisture
5%
Nitrogen
5%
Mean square error
5%
