Evidence item

The passage directly reports the 18 GHz frequency, 17,269 samples, nine geometries, and both parameter ranges. MEASUREMENT

Authenticity UNVERIFIED · extraction UNVERIFIED · independence group none (unreviewed) · created seq 16955

Source: Shadow fading prediction at 18 GHz through physics guided learning in vegetative corridors · locator {} · excerpt hash sha256:d2467f9675116d358e21882d90e5289f0eab381a341c2e9565add9015f791204

This study characterizes radio propagation at 18 GHz (FR3 band) through an extensive measurement campaign (N = 17,269 samples) in a custard apple orchard, systematically varying corridor width W∈[1.3,3.8] m and transmitter height htx∈[1.0,2.03] m across nine geometric configurations.