Table 5: Results of Akaike's information criterion (AIC), detection function [f(0)], probability of detection (p), and percent coefficient of variation (%CV) for Red-winged Blackbirds (Agelaius phoeniceus) detected in control and disturbed agricultural conservation buffers at a privately-owned farm in northeast Mississippi, USA, 2007–2009.
Disturbance |
Key Function |
Adjustment |
AIC |
f(0) |
p |
%CV |
Control |
Uniform |
Cosine |
402.09 |
6.67E-02 |
1.00 ± 0.00 |
0.00 |
Half-normal |
Cosine |
404.09 |
6.67E-02 |
1.00 ± 0.09 |
8.89 |
Half-normal |
Simple polynomial |
404.09 |
6.67E-02 |
1.00 ± 0.09 |
8.89 |
First growing season post-burn |
Uniform |
Cosine |
46.14 |
6.67E-02 |
1.00 ± 0.00 |
0.00 |
Half-normal |
Cosine |
48.14 |
6.67E-02 |
1.00 ± 0.26 |
26.24 |
Half-normal |
Simple polynomial |
48.14 |
6.67E-02 |
1.00 ± 0.26 |
26.24 |
Second growing season post-burn |
Uniform |
Cosine |
13.18 |
6.67E-02 |
1.00 ± 0.00 |
0.00 |
Half-normal |
Cosine |
13.24 |
1.22E-02 |
0.55 ± 0.20 |
35.97 |
Half-normal |
Simple polynomial |
13.24 |
1.22E-02 |
0.55 ± 0.20 |
35.97 |
First growing season post-disk |
Uniform |
Cosine |
24.17 |
6.67E-02 |
1.00 ± 0.00 |
0.00 |
Half-normal |
Cosine |
26.17 |
6.67E-02 |
1.00 ± 0.36 |
36.26 |
Half-normal |
Simple polynomial |
26.17 |
6.67E-02 |
1.00 ± 0.36 |
36.26 |
Second growing season post-disk* |
Uniform |
Cosine |
4.98 |
1.33E-01 |
0.50 ± 0.12 |
24.03 |
Half-normal |
Cosine |
2.00 |
5.33 |
0.01 ± 1.25 |
9999.99 |
Half-normal |
Simple polynomial |
2.00 |
5.33 |
0.01 ± 1.25 |
9999.99 |
*Number of observations was too small to expect accurate results.