Agriculture Reference
In-Depth Information
Tree Diagram for 10 Cases
Ward`s method
Euclidean distances
Projection of the cases on the factor-plane ( 1 x 2)
Ca
s
es with
s
um of cosine squ
a
re >= 0.00
12
0.4
10
T
1
T1
8
6
0.3
T1
T1
T
1
T1
4
2
T1
T1
T1
T1
0.2
0
T5
T5
T5
T5
-2
T5
T5
T5
T5
-4
T
5
T5
0.1
-6
-8
-10
-40
-30
-20
-10
0
10
20
30
40
0.0
T1
T1
T5
T5
T5
T5
T5
T1
T1
T1
Factor 1: 91.70%
(a) Cluster analysis of spectra: CDC
Strike (code = T1) vs. CDC Meadow
(code = T5) in the anti-symmetric and
symmetric CH
3
and CH
2
region 3001-
2799 cm-1
(b) Principal component analysis: CDC
Strike (code = T1) vs. CDC Meadow
(code = T5) in the anti-symmetric and
symmetric CH
3
and CH
2
region 3001-
2799 cm-1: 1
st
vs. 2
nd
PC
II: Raw Green Type (CDC Strike) vs. Raw Yellow Type (CDC Meadow Peas) in
carbonyl ester C=O band region
Tree Diagram for 10 Cases
Ward`s method
Euclidean distances
Projection of the cases on the factor-plane ( 1 x 2)
Cases with sum of cosine square >= 0.00
3.5
0.18
3
.0
2
.5
T
1
T1
0.16
T
1
T1
2.0
0.14
1
.5
1
.0
0.12
0
.5
T5
T5
0.10
T5
T5
T5
T5
0.0
T5
T5
T1
T1
0.08
-0.5
T1
T1
-1
.0
0.06
T1
T1
T5
T5
-1.5
0.04
-2.0
-2
.5
0.02
-3
.0
-15
-10
-5
0
5
10
15
0.00
Factor 1: 96.76%
T5
T5
T5
T5
T5
T1
T1
T1
T1
T1
c) Cluster analysis of spectra: CDC
Strike (code = T1) vs. CDC Meadow
(code = T5) in the carbonyl ester C=O
band region 1771-1714 cm-1
(d) Principal component analysis: CDC
Strike (code = T1) vs. CDC Meadow
(code = T5) in the carbonyl ester C=O
band region 1771-1714 cm-1;1
st
vs. 2
nd
principal component
Figure 4
.
Multivariate spectral analyses of the anti-symmetric and symmetric CH
2
and
CH
3
region of ca. 3001-2799 cm-1 (I) and carbonyl ester C=O band region of ca. 1771-
1714 cm-1 (II) regions between raw green type (CDC Strike) vs. raw yellow type
(CDC Meadow) of peas: a) & c) left columns: CLA cluster with Distance method:
Euclidean; Cluster method: Ward‟s algorithm); b) & d) right columns: PCA analyses.
