section "Parameters"
option "type" t "Region growing filter type: 0=threshold , 1=neighborhood-threshold , 2=confidence , 3= locally-adaptive-threshold, 4= explosion-controlled-threshold" int no default="0"
-option "lower" l "1,2,3,4: Lower threshold value" double no default="310"
-option "upper" u "1,2,3,4: Upper threshold value" double no default="4000"
+option "lower" l "Lower threshold value" double no default="310"
+option "upper" u "Upper threshold value" double no default="4000"
option "maxUpper" - "4: Maximum upper threshold value" double no default="2000"
option "minLower" - "4: Minimum lower threshold value" double no default="-1000"
option "step" - "4: Threshold step size" double no default="64.0"