MindMap Gallery Beijing 1 Satellite
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FILM THEORY
adverbs of frequency
Marketing Coordinator Resume
Production Assistant Resume Samples
Top10 Education Quotes
Party schedule
Personal Resume Examples Designer
Forms of corruption
Pharmacist Resume Samples
Sequences and Series
Beijing 1 Satellite
Study Subject
The Great Wall of China
Ming Dynasty
mainly: soil/brick
several meters high
six meters wide
New node
Huanghuacheng section
repaired contemporary era
relatively good condition
Badaling Section
some parts repaired in 2004
mostly collapsed
Conclusions
4m resolution can recognizethe Great Wall relatively easily
more info needed in Great Wallautoextractgion
Beijing1 data can rival SPOT5data in info extraction
resolution of multispectrumless thanpanchromatic> PCA &GramSchmidt transformachieve ok results
Extraction
autoextraction
Linear Object methods
filter methods
Grade Direction Analysis
Template matching
SNAKE Model
GIS method
Characteristics
when spatial res. less than10m = linear
higher densitythan environment= high echo onmicrowave
higher density thanenvironment = high spectralvalue
Spatial Archaeology
detect ancient sites
investigate underwater sites
analyze ancient environments
make maps & build spatial info
rebuild ancient sites
Beijing 1
Comparison withSPOT
spatial resolution= 2.5m
B1 domestic = cheaperfor Chinese scholars
Great Wall= 23 pixels
autoextraction alsosomewhat problematic
Details
launched in 2005
launched by China
one of the DisasterMonitoringConstellation (DMC)moonlet
wide image range= 600km
spatial resolution= 4m
high temporal resolution= 23 days
Great Wall= 12 pixels