==================================================
ps2951
d:\northps\block456-14jan08\ps2951.txt
16 Jan 08 06:07:41 Wednesday  elapsed time 00:08:43
Rectangular area = 0.875 km2
Data area = 0.874 km2
*percent double coverage = 33.331
**low-curvature dc area = 0.095 km2
1st-return RMSE, low-curvature areas = 1.496
95p = 2.679, 98p = 3.006, 99.5p = 3.506
BE RMSE = 4.365
95p = 6.861, 98p = 12.398, 99.5p = 27.222
1535917 unique returns and 0 duplicate returns
 
323495.261013 1486269.81 601237.91 4510.44 1 2 
323509.213722 1483270.08 599048.28 5319.45 2 1 
876.370704
324385.584426 1483270.31 599725.08 5560.27 1 2 
324398.673867 1486269.48 598262.79 3809.94 1 1 
970.092561
325368.766428 1486269.67 598431.79 3808.04 2 1 
325373.299933 1485362.85 598253.77 4368.72 2 2 
 
767155 1st returns
768762 2nd returns
0 3rd returns
0 4th returns
593273 ground returns
0 blunders

curvature versus slope
  n = 330941 
  X=0, Y = 65.00 +/- 21.30 
  Weighted least-squares fit:  Y = 71.1 + 1.588 X  + -0.01872 X**2 
 
slope versus dZ, curvature < 5
  n = 152945 
 
  Weighted least-squares fit:  Y = 7.2 + 0.332 X  + 0.00292 X**2 
     at X = 100, Y = 69.5 
     effective RMSE xy = 108.6 
 
slope versus dZ, curvature < 15
  n = 270741 
 
  Weighted least-squares fit:  Y = 8.1 + 0.304 X  + 0.00285 X**2 
 
curvature versus dZ, slope < 10
  n = 962 
  X=0, Y = 9.48 +/- 6.06 
  Weighted least-squares fit:  Y = 9.4 + 0.882 X  + 0.32897 X**2 
 
 
Number of samples 332823
Max dz = 900
Mean dz = 39
RMS dz = 51.3711981562
100cm = 96.7880825544 percentile value of dz

Number of survey units in 1 meter = 3.208
Nominal spot spacing (in survey units) = 5
Nominal pulse density (per m2) = 1
Difference cell size = 2.5
IsData cell size = 1.25
IsData expand cells = 8
IsData shrink cells = 7
BE IsData cell size = 2.5
BE IsData expand cells = 24
BE IsData shrink cells = 24
MaxCurve = 24.69903359999
Curvature expand cells = 4
Curvature shrink cells = 3
Point density cell size = 20
Color critical value = 0.3208
Hue jump at critical value = 90