1 A dual-polarization radar hydrometeor classification algorithm for ...

901902903904905906907Table 5: Slope (b), center (m), and half-width (a) parameters as well as resultant expected valueranges and weighting used for X-, C, and S-band HCA membership beta functions (MBFs)between plates (PL), dendrites (DN), dry aggregated snowflakes (AG), wet snow (WS), other(OT), rain (RN), and freezing/frozen raindrops (FZ). MBFs are wavelength independent unlessotherwise noted. The final HCA uses the below and above ML HCAs according to how muchmelting is estimated to occur from the ML detection HCA.HCA ML Detection Below MLAbove MLstep HCAHCAHCAMBF OT WS FZ RN PL DN AGb, w 5, 16% 10, 16% 15, 33% 15, 33% 5, 20% 5, 20% 5, 20%m±a 16±17 25±20 11±28 19±30 9±10 15±16 16±17min -1 5 -17 -11 -1 -1 -1max 33 45 39 49 19 31 33Zh (dBz)Zdr (dB)Kdp (º km -1 )"HVTemp (ºC)b, wm±aminmaxb, wm±a: Xmin: Xmax: Xm±a: Cmin: Cmax: Cm±a: Smin: Smax: Sb, wm±aminmaxb, wm±aminmax15, 28%0.5±1.540610, 28%3±5406- - 10, 36%4.9±3.11.88.0- - - - 5, 44%0.46±0.450.0010.91- - - - 0.27±0.26-0.0010.53- - - - 0.13±0.1300.2610, 56%0.96±0.060.901.56*30, 56%0.75±0.20.550.95- -- -20, 66%-4±3-7-140, 66%25±2505010, 36%2.6±1.31.33.95, 44%1.32±1.280.042.61.0±0.70.031.70.31±0.30.010.6115, 40%-1±2-315, 40%0±0.55-0.550.550±0.325-0.3250.3250±0.2-0.20.2- - -- - -* 1.56 is not a realistic " hv value but this ensured the MBF did not slope to zero at " hv = 1.0.43