Table 2 Classification accuracy: polarization and coherence filter on or off
From: Detection of damaged urban areas using interferometric SAR coherence change with PALSAR-2
Coherence filter | Khokana | Sankhu | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Prod. acc. | User acc. | Ave. | Overall accuracy | Prod. acc. | User acc. | Ave. | Overall accuracy | |||
∆γ HH | Off | Damage | 51.8 | 6.7 | 29.3 | 95.0 | 54.8 | 10.6 | 32.7 | 87.9 |
Damage-free | 95.3 | 99.7 | 97.5 | 88.7 | 98.8 | 93.7 | ||||
On | Damage | 45.6 | 10.5 | 28.0 | 97.1 | 39.6 | 20.7 | 30.2 | 94.9 | |
Damage-free | 97.4 | 99.6 | 98.5 | 96.3 | 98.5 | 97.4 | ||||
∆γ HV | On | Damage | 47.1 | 12.1 | 29.6 | 97.4 | 31.7 | 16.8 | 24.2 | 94.6 |
Damage-free | 97.7 | 99.6 | 98.7 | 96.2 | 98.3 | 97.2 | ||||
∆γ (HH, HV) | On | Damage | 50.3 | 20.0 | 35.1 | 98.3 | 31.7 | 22.4 | 27.1 | 95.8 |
Damage-free | 98.7 | 99.7 | 99.2 | 97.3 | 98.3 | 97.8 | ||||