Research Article
Spectral Discrimination of Archaeological Sites Previously Occupied by Farming Communities Using In Situ Hyperspectral Data
Table 1
Summary statistics for the concentration of different chemical elements within natural soils.
| Element | 1st qu. | Median | 3rd qu. | Mean | Standard deviation | Coefficient of variation |
| Ag | 0.5 | 0.5 | 0.5 | 0.5 | 0.0 | 5.9 | Al | 3.7 | 4.2 | 4.5 | 4.1 | 0.5 | 12.5 | As | 5.0 | 5.0 | 5.0 | 5.0 | 0.0 | 0.0 | Ba | 375.0 | 400.0 | 500.0 | 430.0 | 65.3 | 15.2 | Be | 1.0 | 1.1 | 1.2 | 1.1 | 0.1 | 13.9 | Bi | 2.0 | 2.0 | 2.0 | 2.0 | 0.0 | 0.0 | Ca | 0.3 | 1.3 | 1.4 | 0.9 | 0.6 | 64.8 | Cd | 0.5 | 0.5 | 0.5 | 0.5 | 0.0 | 0.0 | Co | 4.0 | 8.0 | 12.0 | 8.0 | 4.1 | 50.9 | Cr | 24.5 | 43.0 | 62.0 | 50.5 | 32.4 | 64.0 | Cu | 13.5 | 25.0 | 30.5 | 24.7 | 12.0 | 48.3 | Fe | 1.0 | 1.8 | 2.5 | 1.9 | 0.9 | 49.3 | Ga | 10.0 | 10.0 | 10.0 | 10.0 | 0.0 | 0.0 | K | 1.0 | 1.2 | 1.3 | 1.2 | 0.2 | 15.8 | La | 25.0 | 30.0 | 30.0 | 27.3 | 4.7 | 17.1 | Mg | 0.3 | 0.6 | 0.7 | 0.5 | 0.2 | 46.0 | Mn | 251.5 | 388.0 | 504.0 | 387.9 | 144.0 | 37.1 | Mo | 1.0 | 1.0 | 1.0 | 1.0 | 0.0 | 0.0 | Na | 0.9 | 1.0 | 1.1 | 1.0 | 0.1 | 8.9 | Ni | 10.0 | 19.0 | 27.5 | 21.8 | 13.4 | 61.3 | P | 215.0 | 360.0 | 480.0 | 406.4 | 251.3 | 61.8 | Pb | 10.0 | 11.0 | 13.5 | 11.0 | 2.9 | 26.7 | S | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | Sb | 5.0 | 5.0 | 5.0 | 5.0 | 0.0 | 0.0 | Sc | 3.0 | 6.0 | 7.0 | 5.5 | 2.2 | 39.8 | Sr | 90.0 | 154.0 | 198.0 | 150.7 | 63.0 | 41.8 | Th | 20.0 | 20.0 | 20.0 | 20.0 | 0.0 | 0.0 | Ti | 0.3 | 0.4 | 0.7 | 0.5 | 0.4 | 71.2 | Tl | 10.0 | 10.0 | 10.0 | 10.0 | 0.0 | 0.0 | U | 10.0 | 10.0 | 10.0 | 10.0 | 0.0 | 0.0 | V | 30.0 | 51.0 | 79.5 | 59.3 | 36.1 | 61.0 | W | 10.0 | 10.0 | 10.0 | 10.0 | 0.0 | 0.0 | Zn | 20.5 | 37.0 | 44.5 | 35.8 | 14.5 | 40.5 |
|
|