Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.ssau.ru/files/science/conferences/itnt2015/itnt_2015_22.pdf
Дата изменения: Tue Aug 4 10:58:16 2015
Дата индексирования: Mon Apr 11 03:58:18 2016
Кодировка:
Поисковые слова: m 97

.. .
. Trr/MODIS .

..

,

.

.

,

1. , ( , , . 2-6. , 9, 10. . , . , / , , . ( /) 1. ( . , / , ). , ) ,

,

.

.

. 2.

2014 . 2.1. Trr, ) , 79 . , MODIS. ( MOD09GQ.

.

.

7.

250 . : 1. 2. ; 3. 2.2. : . , : , , 20-30 , . ; 2-

MOD09GQ ( (20v03,

) 21v03), MODIS.. :

.

. / , , 9. . : .

.

. ,

.

, 2.3.

.

, . :
RED RED

,

,

NDVI.

NDVI

NIR NIR

(1)

NIR ,
,

RED

. 1 NDVI 30 2014 .

Trr/MODIS, NDVI, NDVI 3. ( ,

:
RED

NDVI . / ), .

NIR , NIR , RED

; (1).

, , , . . 8

. 80

.

. 3.1. .

,

1.

. 1).

: .

(

.

0

0

x0 0
...

x1
,0

x

2

...

-

0 ,1

0, 2

x N 1 0, N 1
1,
N 1

0
1

1
1

1,
...

0

1,
p ,1

2

p

...
p,2

...

p

...

1 , ;

:

xi ,
;

:
m

m, m 0, M 1,

M
p

p
:

m

.

,

p

p, n , n 0, N 1.

p, n

. .

p

n

, N

. ,

.

:
1

a
2

p

e
,
1

k 1 1k

,
,k . 1

(2 )
,

,
2

, 2 (3) (4),

.
p ,n

2

1

n 0

N 1

a

n

2

(3 ) (4 )

2 p a ,

81

an , n 0, N 1
.

a

1

a

:

,

n
f p , a

, .

p

a a
T

:
T , T

p ,n

a

n

,

p

1, f p , a 0,

(5 )

.
j

j

j

a
p

f p , a .
j

:

(6 )

a
.

m

c

1) c arg max m ; 2) c arg max m0, M 1
m0, M 1

qm

q , m

:

m .
4. 4.1. . 4.2.
k,T ,

6424 2:1.

.

. 0.01 2
2.

k,

0.001

T.

k 0.98 , T 0.9945 . k 0.97 , T 0.9945 . 2.

1

1, k 0.98 , T 0.9945 , Q = 0.72 0 0 0 0 0 0 . . . . . . 1 0 0 0 0 0 8 2 0 1 0 0 0 0 0 0 0 0 . . . . . . 5 8 0 1 0 0 4 7 4 9 8 7 0 0 0 0 0 0 . . . . . . 1 0 8 0 0 0 3 2 9 4 1 1 0 0 0 0 0 0 . . . . . . 0 0 0 5 0 0 6 3 2 8 4 7 0 0 0 0 0 0 . . . . . . 0 0 0 0 6 0 2 4 2 8 9 6 0 0 0 0 0 0 . . . . . . 0 0 0 0 1 7 3 1 2 8 7 8 0 0 0 0 0 0 . . . . . . 4 1 0 1 0 0 0 7 7 2 4 3 0 0 0 0 0 0 . . . . . .

2, k 0.97 , T 0.9945 , Q=0.69 4 7 0 1 0 0 2 7 3 9 9 7 0 0 0 0 0 0 . . . . . . 0 0 8 0 0 0 8 1 6 3 1 1 0 0 0 0 0 0 . . . . . . 0 0 0 5 0 0 3 2 1 3 4 7 0 0 0 0 0 0 . . . . . . 0 0 0 0 6 0 1 2 1 6 8 7 0 0 0 0 0 0 . . . . . . 0 0 0 0 1 7 3 1 2 7 4 5

-

. .

() .( ) () .( ) .( )

.

1 Q Q

T.

,

k 1

. 82

.

,

0,7 0,6 0,5

Q

0,4 0,965 1

T 0,97 0,975 0,98 k =1 0,985 0,99 k=0.98 Q 0,995 T 1 =1 =0.98

4.3. . 9

3. . . () .( ) () .( ) .( ) 0 0 0 0 0 0 . . . . . . 5 1 0 0 0 0 1 0 8 6 6 3 0 0 0 0 0 0 . . . . . . 2 7 0 1 0 0 2 0 5 1 6 4 0 0 0 0 0 0 . . . . . . 1 0 7 0 0 0 1 2 5 4 3 2 0 0 0 0 0 0

3.

0.64.

.

. . . . . .

0 0 0 6 1 1

9 7 5 1 1 0

0 0 0 0 0 0

. . . . . .

0 0 0 0 5 1

6 7 4 9 5 2

0 0 0 0 0 0

. . . . . .

0 0 0 0 1 6

1 4 4 9 9 8

5. . (Q=0.72) 0.72 , , , . . , , : .

(0.64).

,

.

,

1. / p://sv.r/sr-solutions/agriculture/ 2. Wardlow B.D., Egbert S.L.: Large-area crop mapping using time -series MODIS 250 m NDVI data: An assessment for the U.S. Central Great Plains//Remote sensing of environment, 2008, Vol. 112, No 3, pp. 1096 -1116. 3. Wardlow B.D.: An Evaluation of Time -Series MODIS 250-meter Vegetation Index Data for Crop Mapping in the U.S. Central Great Plains Michigan: ProQuest Information and Learning Company, 2005. 4. Brown J.C., Kastens J.H., Coutinho A.C., Victoria D.C., Bishop C. R.: Classifying multiyear agricultural land use data from Mato Grosso using time-series MODIS vegetation index data// Remote Sensing of Environment, 2013, Vol. 130, pp. 39 50. . ., . ., . ., . ., . .: 5. 1, C199-208. 6. // . ., . ., MODIS. , 2010, .7, 1, C330-341. . .: . .: , 2011, .8,

7. MODIS Website/ http://modis.gsfc.nasa.gov/ 8. . ., . ., . « » , 1974.

83

9. Vorobiova N. S., Denisova A. Yu., Kuznetsov A. V., Belov A. M., Chernov A. V., Myasnikov V. V. How to Use Geoinformation Technologies and Space Monitoring for Co ntrolling the Agricultural Sector in Samara Region // Pattern Recognition and Image Analysis. Advances in Mathematical Theory and Applications, 2015, Vol. 25, No. 2, pp. 347353. . ., .. 10. , , // , , 2009, 33, 3, C340-344.

84