Table III.
Features of bird referent and its NN
| Feature | Referent | NN mean | t (11) | P a |
|---|---|---|---|---|
| Size | −0.61 | −0.07 | −0.81 | |
| Contrast | −0.20 | 0.05 | −1.67 | |
| Color (hue) | −0.59 | 0.08 | 0.78 | |
| Color (lurid) | 0.44 | −0.14 | −1.67 | |
| Shape (thin) | −0.11 | −0.07 | −1.07 | |
| Shape (horizontal) | −0.80 | −0.01 | −0.13 | |
| Shape (gabor) | NAb | −0.05 | −0.55 | |
| Living | 1.05 | 0.21 | 3.96 | <0.05 |
| Bird | 4.08 | 0.30 | 2.51 | (<0.05) |
| Mammal/amphib. | −0.38 | 0.20 | 1.54 | |
| Other animal | −0.32 | 0.23 | 2.36 | (<0.05) |
| Veg–fruit | −0.40 | −0.073 | −0.68 |
a
P values in upright font are Bonferroni corrected for number of comparisons. P values in italics and parenthesis are uncorrected.
b
The gabor‐jet measure is one of pairwise similarity between the referent and each object, and so does not have a meaningful value in isolation.
Additional Supporting Information may be found in the online version of this article.