Semivarian
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Dina statistik spasial, semivarian dijelaskeun ku
numana z ngarupakeun nilai data tina sabagian lokasi, h nyaeta jarak antara nilai data, sarta n(h) dianggap angka pasangan nilai data diberekeun, spasi jarak tina bagian h.
Pot semivarian ka jarak antara data nilai dipikanyaho salaku semivariogram, atawa keur gampang nyebutna variogram.
Topik pakait: géostatistik
Rujukan:
- Shine, J.A., Wakefield, G.I.: A comparison of supervised imagery classification using analyst-chosen and geostatistically-chosen training sets, 1999, http://www.geovista.psu.edu/sites/geocomp99/Gc99/044/gc_044.htm