from a) b) 
  
  
  
  
  
  
  
  
  
  
  
  
  
ımber 1807 1204 
mel y - 5 - M3 
dist % --x-- TM4 1904, "5. 
1404 "a ntes TMS x E 
Le 9 ‘a à 804 x x 
hich 2 120— iu = $ "€ s 
xel. E KS X 3 * 4 " "Tesü x 
age z 100 Bx z 60 "e. Se pomme pt. 
= 80- S. xx = *$. 
© $e 2 404 ond. ax 
a 604 5 LE Eq a + > dee e. *9 " 
404 e e TO oo 2071 999 -G Do — — — e — e o eo 
ages ex mut 
yq 62 20 T T A Ree ed : 0 T T T Fr 
rent 0 10 20 30 40 50 60 70 0 10 20 30 40 50 60 70 
Arve Stand Age Stand Age 
ysis 
“ween ; 
also 
ireas c) d) 
sel bn 804 1604 
“trail 
Wero 704 $ 140 XX 
other N i > 
Seal 9 604A Su 9 120 — x et x 
E so] ee. E 100- xo. 
= 3 P xx z Hi S xl 
Sd uq m uw tV g 84 « x RTE 
O x oO Oo S 
= 39. S & 604 e et 
tree e *e ?o 907 c MÀ -99-9- a eco. Pu $ 9 
ds 20- oh STG : 40 + i. ad 
sa eo 92 o em e--:$29$** 
/ Q9 e- Sb qo — = s 
cool 10 T T T T T T 1 20 T T T poA O0 
the 10 "20" 30 40 50. «60 70 80 19° 20 30 -40^ 50 .60- 70 80 
of Stand Age Stand Age 
all, 
oin 
iter, 
ds of Figure 1. Successional Spectral Changes. 
the a) March 12, 1995, b) August 10, 1985, €) March 9, 1993, and d) July 8, 1993. 
hosed 
cowth 
ubof Table 1. Relationship between stand age and average or standard deviation of DN 
any DN = a + b * exp{-c age) 
any 
and for average for standard deviation 
know Date channel a b c x a b c x 
ising 
d of March 12, 1985 -TM3 46.694 207.72 0m08722 0.960 14407 17.192 0.0379 0.904 
TM4 54-202 147.4 0.07947 0.956 2.0597 10.957 += 0.03312 0.846 
TM5 22.939 22.633 0.07344 0.921 1.095 1.165 0.01644 0.535 
well August 19, 1985 TM3 18.144 4.8489 0.04316 0.913 1* - - 0.31** 
2). TM4 51,94 74.012 0.04621 0.943 4. 2* = E 0.337** 
ffset TM5 29.085 61.665/-0.05160 0.942 2.9% = E 0.. 043* * 
line March/9, 1993 TM3 25.776 .276.179 05703292 0.895 4.0353 35.442 0.12111°0%604 
mean TM4 39.913*206.97-'0:1429 0.849 3.2205 31.882 0.415433 0.490 
from TM5 17.387 50.376. 0081271 0.359 O2 d sls 0.00771.0.389 
July 8, 1993 TM3 21.014 6,6287“ 0.0381 0.496 0.2; = = 0:051** 
TM4 75.866 161.43° 0.06271 07914 2.5789 6.3372 0.02367 0.634 
D. of TM5 43.894 177.0 0.09026 0.925 z39 309.0529 00036 0.613 
aller 
D853 No of samples: 21, r: correlation coefficient, *: A constant was used in the 
agree classification for each age class. **: Correlation coefficients between standard 
aused deviation and stand age. 
SNOW 
and 
D933 
0853. 
“ween 
rion. 
27 
International Archives of Photogrammetry and Remote Sensing. Vol. XXXI, Part B7. Vienna 1996