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![Page 1: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/1.jpg)
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
Ass
essi
ng P
oten
tial o
f VIIR
S D
ata
for
Ass
essi
ng P
oten
tial o
f VIIR
S D
ata
for
Con
trib
utio
n to
aC
ontr
ibut
ion
to a
Fore
st T
hrea
t Ear
ly W
arni
ng S
yste
mFo
rest
Thr
eat E
arly
War
ning
Sys
tem
Pres
ente
d by
Jos
eph
P. S
pruc
ePr
esen
ted
by J
osep
h P.
Spr
uce
NA
SA S
tenn
is S
pace
Cen
ter
NA
SA S
tenn
is S
pace
Cen
ter
Pres
ente
d at
MR
C R
PC R
evie
wPr
esen
ted
at M
RC
RPC
Rev
iew
July
11,
200
7 R
ELEA
SED
- Pr
inte
d do
cum
ents
may
be
obso
lete
; val
idat
e pr
ior t
o us
e.
https://ntrs.nasa.gov/search.jsp?R=20070024818 2018-11-11T00:43:10+00:00Z
![Page 2: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/2.jpg)
2H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
Out
line
•B
ackg
roun
d on
Hea
lthy
Fore
st R
PC
Exp
erim
ent
•P
roje
ct R
atio
nal a
nd S
tudy
Are
a S
elec
tion
•E
xper
imen
t Met
hodo
logy
•R
esul
ts (R
epre
sent
ativ
e S
ampl
e)•
Con
clud
ing
Rem
arks
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 3: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/3.jpg)
3H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enterFo
rest
Thr
eat E
arly
War
ning
Sys
tem
•Th
e H
ealth
y Fo
rest
Res
tora
tion
Act
of 2
003
man
date
s de
velo
pmen
t of n
atio
nal E
arly
War
ning
Sys
tem
(EW
S) f
or
fore
st th
reat
mon
itorin
g an
d m
itiga
tion
•N
AS
A S
tenn
is is
wor
king
with
the
US
For
est S
ervi
ce to
de
velo
p ne
eded
com
pone
nts
of th
is E
WS
•O
ne c
ompo
nent
rega
rds
use
of M
OD
IS d
ata
for m
onito
ring
fore
st d
istu
rban
ce a
t bro
ad re
gion
al s
cale
s•
This
RP
C e
xper
imen
t was
initi
ated
to a
sses
s po
tent
ial o
f the
M
OD
IS fo
llow
-on,
VIIR
S, f
or m
onito
ring
fore
st d
istu
rban
ce a
t br
oad
scal
es a
nd th
ereb
y co
ntrib
utin
g to
the
EW
S–
MO
DIS
250
-met
er N
DV
I pro
duct
s di
ffer f
rom
400
-met
er V
IIRS
pr
oduc
ts; s
uch
diffe
renc
es c
an b
e ap
plic
atio
n de
pend
ent
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 4: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/4.jpg)
4H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
Sele
ctio
n of
Cas
e St
udy
•Th
e m
onito
ring
of g
ypsy
mot
h de
folia
tion
was
sel
ecte
d fo
r th
e R
PC
stu
dy u
sing
an
area
pro
ne to
suc
h de
folia
tion
–O
ne o
f the
larg
est t
hrea
ts to
eas
tern
U.S
. har
dwoo
d fo
rest
s–
One
of e
ight
thre
ats
men
tione
d in
Hea
lthy
Fore
st R
esto
ratio
n A
ct o
f 200
3•
The
stud
y ar
ea in
clud
es p
ortio
ns o
f Wes
t Virg
inia
, Virg
inia
, P
enns
ylva
nia,
and
Mar
ylan
d•
Gyp
sy m
oth
defo
liatio
n oc
curr
ed in
this
are
a in
mul
tiple
ye
ars
durin
g M
OD
IS e
ra (2
000–
Pre
sent
)•
Clo
ud s
tatis
tics
chal
leng
ing
–ar
ea fr
eque
ntly
clo
udy
•A
rea
cont
ains
sig
nific
ant t
opog
raph
ic re
lief,
com
plic
atin
g sp
ectra
l res
pons
e of
rem
otel
y se
nsed
dat
a R
ELEA
SED
- Pr
inte
d do
cum
ents
may
be
obso
lete
; val
idat
e pr
ior t
o us
e.
![Page 5: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/5.jpg)
5H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
Gyp
sy M
oth
Stud
y A
rea
Loca
tion
~15.
5 M
illio
n A
cre
Stu
dy A
rea
Hig
hlig
hted
in Y
ello
w B
elow
This
Are
a R
ecei
ved
Hea
vy G
M D
amag
e in
200
1
W-V
A VA
PA
MD
Land
sat C
irca
2000
Mos
aic
is in
For
egro
und
MO
DIS
Ter
ra 2
001
Mos
aic
is in
Bac
kgro
und
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 6: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/6.jpg)
6H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
Obj
ectiv
es o
f RPC
Exp
erim
ent
1.C
ompu
te a
nd v
alid
ate
sim
ulat
ed V
IIRS
pro
duct
s fro
m M
OD
IS d
ata
–U
se H
yper
ion
data
to a
sses
s ab
ility
of M
OD
IS d
ata
to
sim
ulat
e V
IIRS
radi
ance
and
pla
neta
ry re
flect
ance
s–
Use
of A
pplic
atio
n R
esea
rch
Tool
box
and
Tim
e S
erie
s P
rodu
ct T
ool t
o si
mul
ate
VIIR
S T
ime
Ser
ies
2.A
sses
s re
sults
of s
imul
ated
VIIR
S g
ypsy
mot
h de
folia
tion
dete
ctio
n pr
oduc
ts–
Exam
ine
utili
ty o
f sta
ndar
d an
omal
y de
tect
ion
appr
oach
es
utili
zing
pes
t veg
etat
ion
phen
olog
y•
Mul
titem
pora
l im
age
clas
sific
atio
n•
Per
cent
cha
nge
in m
axim
um N
DV
I dur
ing
the
peak
def
olia
tion
perio
d of
a g
iven
ye
ar c
ompa
red
to m
axim
um p
eak
defo
liatio
n N
DV
I acr
oss
the
entir
e20
00-2
006
time
fram
e (c
onsi
ders
def
olia
ted
and
non-
defo
liate
d ye
ars)
–C
ompa
re re
sults
to re
fere
nce
data
•H
igh-
reso
lutio
n N
AS
A s
atel
lite
data
(Lan
dsat
, AS
TER
, ALI
, Hyp
erio
n)•
US
FS d
ata
(def
olia
tion
sket
ch m
aps
and
trap
coun
t GIS
dat
a)
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 7: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/7.jpg)
7H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enterVi
sibl
e an
d N
IR R
efle
ctan
ces
vers
us
Vege
tatio
n Fo
liage
Con
ditio
nsN
DV
I –G
reen
ver
sus
Bro
wn
Cro
wns
Spe
ctra
–H
ealth
y vs
. Sic
k Le
aves
Sour
ce: C
ERES
Sour
ce: N
ASA
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 8: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/8.jpg)
8H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
Visi
ble
Patte
rns
in G
ypsy
Mot
h D
efol
iatio
nD
enud
ed, P
artia
lly D
enud
ed, C
hlor
otic
, and
Gre
en F
ores
t Veg
etat
ion
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 9: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/9.jpg)
9H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
Gyp
sy M
oth
Def
olia
tion
Phen
olog
y
Nor
th C
arol
ina
GM
Life
Cyc
le
Tenn
esse
e G
M L
ife C
ycle
M
aryl
and
GM
Life
Cyc
le
Def
olia
tion
in th
e St
udy
Are
a –
App
aren
t Mid
to L
ate
June
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 10: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/10.jpg)
10H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enterA
sses
sing
Req
uire
men
ts fo
r Ske
tch
Map
ping
GM
Def
olia
tion
“Eac
h st
ate
in th
e N
orth
east
mon
itors
gyp
sy m
oth
defo
liatio
n an
nual
ly u
sing
aer
ial
sket
ch m
aps.
Map
s ar
e sk
etch
ed d
urin
g a
serie
s of
low
-leve
l rec
onna
issa
nce
fligh
ts in
late
Jul
y w
hen
defo
liatio
n is
at i
ts p
eak.
Def
olia
tion
of 3
0 pe
rcen
t is
cons
ider
ed th
e lo
wer
thre
shol
d fo
r det
ectio
n fro
m th
e ai
r. W
here
the
caus
e of
the
defo
liatio
n is
in d
oubt
, gro
und
chec
ks a
re m
ade
for t
he p
rese
nce
of g
ypsy
mot
h lif
e st
ages
. Ini
tially
, aer
ial s
ketc
h m
appi
ng is
don
e us
ing
stan
dard
US
GS
(1:2
4000
) to
pogr
aphi
cal m
aps
as th
e ba
se. C
ompo
site
mos
aics
then
are
gen
erat
ed fo
r eac
h st
ate
on m
aps
of v
aryi
ng s
cale
s an
d pr
ojec
tions
. Map
ping
pro
cess
es v
ary
amon
g st
ate
agen
cies
and
yea
rs, r
esul
ting
in a
stro
ng li
kelih
ood
of s
igni
fican
t dat
a er
rors
fro
m b
oth
syst
emat
ic a
nd n
onsy
stem
atic
sou
rces
. The
like
ly p
rese
nce
of th
ese
erro
rs d
icta
ted
the
coar
se s
patia
l res
olut
ion
of m
aps
(2 x
2 k
m).”
On-
line
sour
ce: h
ttp://
ww
w.fs
.fed.
us/n
e/m
orga
ntow
n/45
57/A
FPE
/met
adat
a/gm
_ann
ual_
defo
liatio
n.ht
m#6
USF
S M
etad
ata
for G
M F
ores
t Def
olia
tion
Sket
ch M
appi
ng P
rodu
ct
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 11: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/11.jpg)
11H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enterS
ketc
h M
appi
ng G
M D
efol
iatio
n in
WV
and
VAD
efol
iatio
n su
rvey
s w
ere
cond
ucte
d fro
m th
e ai
r dur
ing
June
200
1by
the
Virg
inia
D
epar
tmen
t of F
ores
try a
nd th
e W
est V
irgin
ia D
epar
tmen
t of A
gric
ultu
re.
On-
line
sour
ce: h
ttp://
ww
w.fs
.fed.
us/r8
/gw
j/pro
ject
s_pl
ans/
mon
itorin
g/01
1101
_Gyp
sy_M
oth_
Rep
ort.p
df
Sta
te o
f Virg
inia
col
lect
ed d
efol
iatio
n sk
etch
map
dat
a in
late
Jun
e –
early
Jul
y fo
r 200
1.
On-
line
sour
ce: h
ttp://
ww
w.d
of.v
irgin
ia.g
ov/re
sinf
o/gy
psy-
mot
h-20
01-in
dex.
shtm
l
•Tem
pora
l Req
uire
men
t –D
ata
colle
ctio
n in
late
Jun
e –
early
Jul
y du
ring
peak
def
olia
tion
•Spa
tial R
esol
utio
n R
equi
rem
ent –
2 km
or b
ette
r (M
OD
IS 2
50-1
000
met
er p
ixel
s) -
TBD
•Tar
get M
appi
ng R
equi
rem
ent –
Are
as w
ith 3
0% d
efol
iatio
n or
gre
ater
Prel
imin
ary
Req
uire
men
ts fo
r GM
For
est D
efol
iatio
n Sk
etch
Map
ping
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 12: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/12.jpg)
12H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
USF
S Sk
etch
Map
s of
GM
Def
olia
tion
(200
0–20
06 T
ime
Fram
e)
2000
–C
YAN
2001
–PU
RPL
E20
02 –
YE
LLO
W20
03 –
RED
2004
–M
AGEN
TA20
05 –
OR
ANG
E20
06 –
BLU
E
W-V
A
PA
MD
VA
Stu
dy A
rea
Dep
icte
dIn
Gra
ysca
leIm
age
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 13: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/13.jpg)
13H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
USF
S Sk
etch
Map
s of
GM
Def
olia
tion
(Enl
arge
men
t of P
revi
ous
Slid
e)
W-V
A
VA
2000
–C
YAN
2001
–PU
RPL
E20
02 –
YELL
OW
2003
–R
ED20
04 –
MAG
ENTA
2005
–O
RAN
GE
2006
–BL
UE
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 14: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/14.jpg)
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter Dev
elop
men
t of G
M D
efol
iatio
n D
etec
tion
Prod
ucts
•Com
putin
g G
M D
efol
iatio
n M
aps
from
MO
DIS
Dat
a–
Mul
titem
pora
l Im
age
Cla
ssifi
catio
n–
Per
cent
Cha
nge
in M
axim
um N
DV
I Dur
ing
the
Pea
k D
efol
iatio
n P
erio
d of
a
Giv
en Y
ear C
ompa
red
to M
axim
um P
eak
Def
olia
tion
ND
VI A
cros
s th
e E
ntire
20
00-2
006
Tim
e Fr
ame
•Com
parin
g M
OD
IS G
M D
efol
iatio
n M
aps
to R
efer
ence
Dat
a–
Land
sat D
ata
–U
SFS
Ske
tch
Map
s–
Ava
ilabl
e In
-situ
Dat
a (e
.g.,
GM
Tra
p D
ata)
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 15: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/15.jpg)
15H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
Land
sat V
iew
s of
Hea
lthy
and
GM
Def
olia
ted
Oak
For
est
Land
sat D
ata
and
US
FS s
ketc
h m
aps
of G
M d
efol
iatio
n do
not
sho
w 1
-to-1
co
rresp
onde
nce.
GM
def
olia
tion
is m
inim
ally
evi
dent
on
the
June
10,
200
0, L
ands
at
scen
e ye
t is
com
mon
on
the
July
15,
200
1, s
cene
.
Land
sat E
TM+
Acq
uire
d Ju
ne 1
0, 2
000
Sce
ne W
ith L
ow G
ypsy
Mot
h D
efol
iatio
nLa
ndsa
t ETM
+ A
cqui
red
July
15,
200
1In
clud
es H
eavy
GM
Def
olia
ted
Fore
st S
tand
s
Hea
lthy
Oak
For
ests
Def
olia
ted
Oak
For
ests
Gre
en V
ecto
rs –
2000
Ske
tch
Map
Yel
low
Vec
tors
–20
01 S
ketc
h M
ap
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 16: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/16.jpg)
16H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
2 D
ate
ND
VI R
GB
s:LS
7 ve
rsus
MO
DIS
MO
D13
2-D
ate
ND
VI R
GB
Ass
ignm
ent
6/10
/200
0 N
DV
I Loa
ded
in R
ed; 7
/15/
2001
ND
VI L
oade
d in
to B
lue
and
Gre
en
LS7
2-D
ate
ND
VI R
GB
MO
DIS
2-D
ate
ND
VI R
GB
(MO
D13
)
Dee
p R
ed –
Clo
uds
in 2
001
Ligh
t Ros
e –
Def
olia
tion
in 2
001
Def
olia
tion
Def
olia
tion
Def
olia
tion
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 17: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/17.jpg)
17H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
GM
Def
olia
tion
Cla
ssifi
catio
n -L
S7
ND
VIs
Land
sat D
ata
–30
-met
er R
esol
utio
nG
M D
efol
iatio
n C
lass
ifica
tion
–M
OD
13 N
DV
IsM
OD
IS D
ata
–25
0-m
eter
Res
olut
ion
Eac
h im
age
show
n sh
ows
defo
liatio
n ar
eas
in b
lue
drap
ed o
ver a
2da
te N
DV
I RG
BB
ackg
roun
d R
GB
s: 6
/10/
2000
ND
VI L
oade
d in
Red
; 7/1
5/20
01 N
DV
I Loa
ded
into
Blu
e an
d G
reen
GM
Def
olia
tion
Map
s fr
om 2
-Dat
e N
DVI
R
GB
s: L
S7 v
ersu
s M
OD
IS M
OD
13
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 18: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/18.jpg)
18H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enterC
ompa
rison
of S
imila
r Dat
e N
DVI
RG
Bs
from
M
OD
13, M
OD
2, a
nd M
OD
02-b
ased
VIIR
SM
OD
13M
OD
02S
imul
ated
VIIR
S fr
om M
OD
02
All
RG
Bs
-Ju
ne 1
0, 2
000,
load
ed in
Red
; Jul
y 15
, 200
1, lo
aded
in B
lue
and
Gre
enD
efol
iatio
n is
sho
wn
in d
eepe
st re
d to
nes
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.
![Page 19: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/19.jpg)
19H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enter
2001
GM
Def
olia
tion
Cla
ssifi
catio
ns fr
om
MO
D13
, MO
D2,
and
MO
D02
-bas
ed V
IIRS
MO
D13
MO
D02
Sim
ulat
ed V
IIRS
from
MO
D02
The
MO
D13
sho
ws
less
GM
D c
omm
issi
on e
rror
than
the
MO
D02
and
sim
ulat
ed V
IIRS
pro
duct
s.H
owev
er, M
OD
013
prod
ucts
app
ear t
o om
it re
al d
efol
iatio
n ar
eas
dete
cted
on
MO
D02
and
VIIR
S.
NO
N-F
OR
EST
–TA
NH
EALT
HY
FOR
EST
–G
REE
ND
EFO
LIA
TED
FO
RES
T -R
ED R
ELEA
SED
- Pr
inte
d do
cum
ents
may
be
obso
lete
; val
idat
e pr
ior t
o us
e.
![Page 20: Assessing Potential of VIIRS Data for Contribution to a ... · Stennis Space Center Assessing Potential of VIIRS Data for Contribution to a Forest Threat Early Warning System Presented](https://reader031.vdocuments.net/reader031/viewer/2022022708/5be67d0409d3f22b448db5af/html5/thumbnails/20.jpg)
20H
ealth
y Fo
rest
RP
C P
roje
ct U
pdat
eN
atio
nal A
eron
autic
s an
d S
pace
Adm
inis
tratio
n
Sten
nis S
pace
Cen
terSt
ennis
Spa
ce C
enterC
omm
ents
on
MO
DIS
and
Sim
ulat
ed
VIIR
S G
MD
Cla
ssifi
catio
n R
esul
ts•
Mul
titem
pora
l MO
DIS
dat
a ca
n be
cla
ssifi
ed in
to g
ener
al
GM
def
olia
tion
map
s, a
lthou
gh o
mis
sion
err
or o
ccur
s fo
r sm
all p
atch
es a
nd p
atch
es w
ith m
oder
ate
defo
liatio
n in
tens
ity•
Use
ful c
lass
ifica
tion
resu
lts w
ere
obta
ined
from
MO
D02
, M
OD
13, a
nd V
IIRS
dat
a si
mul
ated
from
MO
D02
•Te
mpo
ral p
roce
ssin
g of
MO
DIS
and
sim
ulat
ed V
IIRS
tim
e se
ries
data
incr
ease
d ut
ility
of t
he d
ata
for t
his
appl
icat
ion
•Fu
ture
wor
k w
ill c
onsi
der i
f ND
VI a
nom
aly
dete
ctio
n w
ith
MO
DIS
tim
e se
ries
data
can
ena
ble
an a
utom
ated
met
hod
for p
redi
ctin
g G
M d
efol
iatio
n at
bro
ad re
gion
al s
cale
s•
Qua
ntita
tive
accu
racy
ass
essm
ent i
s al
so b
eing
don
e on
M
OD
IS a
nd s
imul
ated
VIIR
S c
lass
ifica
tions
of g
ypsy
mot
h de
folia
tion
REL
EASE
D -
Prin
ted
docu
men
ts m
ay b
e ob
sole
te; v
alid
ate
prio
r to
use.