tests/blue_sphere.obj: res 100x100 
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          left 10, leaf
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         right 9, leaf
       right 7, nodes 3, spatial median @ axis(2) 0.558
        left 8, leaf
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         left 9, leaf
         right 9, leaf
     right 5, nodes 10, spatial median @ axis(2) 0.688
      left 6, nodes 5, spatial median @ axis(0) -0.294
       left 7, nodes 2, spatial median @ axis(0) -0.429
        left 8, leaf
        right 8, leaf
       right 7, nodes 3, spatial median @ axis(2) 0.626
        left 8, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.626
         left 9, leaf
         right 9, leaf
      right 6, nodes 5, spatial median @ axis(2) 0.742
       left 7, nodes 2, spatial median @ axis(0) -0.300
        left 8, leaf
        right 8, leaf
       right 7, nodes 3, spatial median @ axis(0) -0.159
        left 8, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) -0.081
         left 9, leaf
         right 9, leaf
   right 3, nodes 48, spatial median @ axis(2) 0.500
    left 4, nodes 18, spatial median @ axis(1) -0.278
     left 5, nodes 12, spatial median @ axis(2) 0.272
      left 6, nodes 7, spatial median @ axis(1) -0.375
       left 7, nodes 4, spatial median @ axis(2) 0.177
        left 8, nodes 2, spatial median @ axis(2) 0.090
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median @ axis(2) 0.258
         left 9, leaf
         right 9, leaf
       right 7, nodes 3, spatial median @ axis(2) 0.177
        left 8, nodes 2, spatial median @ axis(2) 0.096
         left 9, leaf
         right 9, leaf
        right 8, leaf
      right 6, nodes 5, spatial median @ axis(1) -0.375
       left 7, nodes 2, spatial median @ axis(2) 0.416
        left 8, leaf
        right 8, leaf
       right 7, nodes 3, spatial median @ axis(2) 0.368
        left 8, leaf
        right 8, nodes 2, spatial median @ axis(2) 0.449
         left 9, leaf
         right 9, leaf
     right 5, nodes 6, spatial median @ axis(2) 0.278
      left 6, nodes 2, spatial median @ axis(2) 0.098
       left 7, leaf
       right 7, leaf
      right 6, nodes 4, spatial median @ axis(2) 0.373
       left 7, nodes 2, spatial median FAIL @ axis(1) -0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) -0.098
        left 8, leaf
        right 8, leaf
    right 4, nodes 30, spatial median @ axis(0) -0.416
     left 5, nodes 16, spatial median @ axis(1) -0.278
      left 6, nodes 10, spatial median @ axis(2) 0.684
       left 7, nodes 5, spatial median @ axis(1) -0.375
        left 8, nodes 3, spatial median @ axis(2) 0.577
         left 9, leaf
         right 9, nodes 2, spatial median @ axis(2) 0.602
          left 10, leaf
          right 10, leaf
        right 8, nodes 2, spatial median FAIL @ axis(1) -0.289
         left 9, leaf
         right 9, leaf
       right 7, nodes 5, spatial median @ axis(1) -0.375
        left 8, leaf
        right 8, nodes 4, spatial median @ axis(2) 0.780
         left 9, nodes 2, spatial median FAIL @ axis(1) -0.289
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(0) -0.449
          left 10, leaf
          right 10, leaf
      right 6, nodes 6, spatial median @ axis(2) 0.734
       left 7, nodes 2, spatial median FAIL @ axis(1) -0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.809
        left 8, nodes 2, spatial median FAIL @ axis(1) -0.098
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(1) -0.098
         left 9, leaf
         right 9, leaf
     right 5, nodes 14, spatial median @ axis(1) -0.278
      left 6, nodes 10, spatial median @ axis(0) -0.257
       left 7, nodes 6, spatial median @ axis(1) -0.375
        left 8, nodes 4, spatial median @ axis(2) 0.799
         left 9, leaf
         right 9, nodes 3, spatial median @ axis(0) -0.338
          left 10, leaf
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           left 11, leaf
           right 11, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) -0.278
         left 9, leaf
         right 9, leaf
       right 7, nodes 4, spatial median @ axis(1) -0.375
        left 8, nodes 2, spatial median FAIL @ axis(0) -0.090
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) -0.096
         left 9, leaf
         right 9, leaf
      right 6, nodes 4, spatial median @ axis(0) -0.191
       left 7, nodes 2, spatial median FAIL @ axis(1) -0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(0) -0.098
        left 8, leaf
        right 8, leaf
  right 2, nodes 120, spatial median @ axis(1) -0.500
   left 3, nodes 72, spatial median @ axis(2) 0.416
    left 4, nodes 50, spatial median @ axis(2) 0.257
     left 5, nodes 32, spatial median @ axis(0) 0.416
      left 6, nodes 19, spatial median @ axis(2) 0.159
       left 7, nodes 14, spatial median @ axis(2) 0.106
        left 8, nodes 12, spatial median @ axis(2) 0.098
         left 9, nodes 11, spatial median @ axis(2) 0.096
          left 10, nodes 10, spatial median @ axis(2) 0.090
           left 11, nodes 7, spatial median @ axis(2) 0.081
            left 12, nodes 6, spatial median @ axis(2) 0.069
             left 13, nodes 5, spatial median @ axis(2) 0.054
              left 14, nodes 4, spatial median @ axis(0) 0.191
               left 15, nodes 2, spatial median @ axis(2) 0.037
                left 16, leaf
                right 16, leaf
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                left 16, leaf
                right 16, leaf
              right 14, leaf
             right 13, leaf
            right 12, leaf
           right 11, nodes 3, spatial median FAIL @ axis(2) 0.090
            left 12, leaf
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             left 13, leaf
             right 13, leaf
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         left 9, leaf
         right 9, leaf
       right 7, nodes 5, spatial median @ axis(2) 0.213
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.189
         left 9, leaf
         right 9, leaf
        right 8, nodes 3, spatial median @ axis(2) 0.228
         left 9, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.228
          left 10, leaf
          right 10, leaf
      right 6, nodes 13, spatial median @ axis(0) 0.593
       left 7, nodes 6, spatial median @ axis(2) 0.154
        left 8, nodes 4, spatial median @ axis(2) 0.106
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.054
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.144
          left 10, leaf
          right 10, leaf
        right 8, nodes 2, spatial median @ axis(0) 0.503
         left 9, leaf
         right 9, leaf
       right 7, nodes 7, spatial median @ axis(2) 0.159
        left 8, nodes 4, spatial median @ axis(0) 0.688
         left 9, nodes 2, spatial median @ axis(2) 0.069
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.081
          left 10, leaf
          right 10, leaf
        right 8, nodes 3, spatial median @ axis(1) -0.694
         left 9, leaf
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          left 10, leaf
          right 10, leaf
     right 5, nodes 18, spatial median @ axis(0) 0.384
      left 6, nodes 11, spatial median @ axis(2) 0.338
       left 7, nodes 7, spatial median @ axis(2) 0.278
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.258
         left 9, leaf
         right 9, leaf
        right 8, nodes 5, spatial median @ axis(2) 0.287
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.278
          left 10, leaf
          right 10, leaf
         right 9, nodes 3, spatial median @ axis(2) 0.292
          left 10, nodes 2, spatial median FAIL @ axis(2) 0.287
           left 11, leaf
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          right 10, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.392
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         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.416
         left 9, leaf
         right 9, leaf
      right 6, nodes 7, spatial median @ axis(0) 0.543
       left 7, nodes 4, spatial median @ axis(2) 0.356
        left 8, nodes 2, spatial median @ axis(0) 0.453
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.404
         left 9, leaf
         right 9, leaf
       right 7, nodes 3, spatial median @ axis(1) -0.694
        left 8, leaf
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         left 9, leaf
         right 9, leaf
    right 4, nodes 22, spatial median @ axis(2) 0.593
     left 5, nodes 11, spatial median @ axis(0) 0.346
      left 6, nodes 7, spatial median @ axis(2) 0.503
       left 7, nodes 4, spatial median @ axis(2) 0.455
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.449
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.465
         left 9, leaf
         right 9, leaf
       right 7, nodes 3, spatial median FAIL @ axis(2) 0.558
        left 8, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.558
         left 9, leaf
         right 9, leaf
      right 6, nodes 4, spatial median @ axis(0) 0.500
       left 7, nodes 2, spatial median FAIL @ axis(2) 0.490
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) 0.490
        left 8, leaf
        right 8, leaf
     right 5, nodes 11, spatial median @ axis(2) 0.666
      left 6, nodes 5, spatial median @ axis(0) 0.294
       left 7, nodes 3, spatial median @ axis(2) 0.626
        left 8, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.626
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        left 8, leaf
        right 8, leaf
      right 6, nodes 6, spatial median @ axis(2) 0.710
       left 7, nodes 2, spatial median FAIL @ axis(2) 0.678
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.742
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.734
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median @ axis(0) 0.081
         left 9, leaf
         right 9, leaf
   right 3, nodes 48, spatial median @ axis(2) 0.500
    left 4, nodes 18, spatial median @ axis(1) -0.278
     left 5, nodes 12, spatial median @ axis(2) 0.272
      left 6, nodes 6, spatial median @ axis(1) -0.375
       left 7, nodes 4, spatial median @ axis(2) 0.177
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.090
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.258
         left 9, leaf
         right 9, leaf
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        left 8, leaf
        right 8, leaf
      right 6, nodes 6, spatial median @ axis(2) 0.363
       left 7, nodes 2, spatial median FAIL @ axis(2) 0.278
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(1) -0.375
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.416
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.449
         left 9, leaf
         right 9, leaf
     right 5, nodes 6, spatial median @ axis(2) 0.278
      left 6, nodes 2, spatial median FAIL @ axis(1) -0.098
       left 7, leaf
       right 7, leaf
      right 6, nodes 4, spatial median @ axis(2) 0.373
       left 7, nodes 2, spatial median FAIL @ axis(1) -0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) -0.098
        left 8, leaf
        right 8, leaf
    right 4, nodes 30, spatial median @ axis(0) 0.416
     left 5, nodes 13, spatial median @ axis(1) -0.278
      left 6, nodes 9, spatial median @ axis(0) 0.231
       left 7, nodes 4, spatial median @ axis(1) -0.375
        left 8, nodes 2, spatial median @ axis(0) 0.090
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median @ axis(0) 0.096
         left 9, leaf
         right 9, leaf
       right 7, nodes 5, spatial median @ axis(1) -0.375
        left 8, nodes 3, spatial median @ axis(2) 0.799
         left 9, leaf
         right 9, nodes 2, spatial median @ axis(0) 0.258
          left 10, leaf
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        right 8, nodes 2, spatial median @ axis(0) 0.278
         left 9, leaf
         right 9, leaf
      right 6, nodes 4, spatial median @ axis(0) 0.191
       left 7, nodes 2, spatial median @ axis(0) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) -0.098
        left 8, leaf
        right 8, leaf
     right 5, nodes 17, spatial median @ axis(1) -0.278
      left 6, nodes 11, spatial median @ axis(2) 0.684
       left 7, nodes 6, spatial median @ axis(1) -0.375
        left 8, nodes 4, spatial median @ axis(2) 0.615
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.558
          left 10, leaf
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          left 10, leaf
          right 10, leaf
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         left 9, leaf
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       right 7, nodes 5, spatial median @ axis(1) -0.375
        left 8, leaf
        right 8, nodes 4, spatial median @ axis(2) 0.780
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          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median @ axis(0) 0.449
          left 10, leaf
          right 10, leaf
      right 6, nodes 6, spatial median @ axis(2) 0.734
       left 7, nodes 2, spatial median FAIL @ axis(1) -0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.809
        left 8, nodes 2, spatial median FAIL @ axis(1) -0.098
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(1) -0.098
         left 9, leaf
         right 9, leaf
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  left 2, nodes 120, spatial median @ axis(1) 0.500
   left 3, nodes 48, spatial median @ axis(2) -0.500
    left 4, nodes 30, spatial median @ axis(0) -0.416
     left 5, nodes 18, spatial median @ axis(1) 0.278
      left 6, nodes 6, spatial median @ axis(2) -0.734
       left 7, nodes 4, spatial median @ axis(2) -0.809
        left 8, nodes 2, spatial median FAIL @ axis(1) 0.098
         left 9, leaf
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        right 8, nodes 2, spatial median FAIL @ axis(1) 0.098
         left 9, leaf
         right 9, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
      right 6, nodes 12, spatial median @ axis(2) -0.684
       left 7, nodes 7, spatial median @ axis(0) -0.506
        left 8, nodes 3, spatial median @ axis(1) 0.375
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          left 10, leaf
          right 10, leaf
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        right 8, nodes 4, spatial median @ axis(1) 0.375
         left 9, nodes 2, spatial median @ axis(0) -0.449
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(0) -0.416
          left 10, leaf
          right 10, leaf
       right 7, nodes 5, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(1) 0.289
         left 9, leaf
         right 9, leaf
        right 8, nodes 3, spatial median @ axis(2) -0.577
         left 9, nodes 2, spatial median @ axis(2) -0.602
          left 10, leaf
          right 10, leaf
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     right 5, nodes 12, spatial median @ axis(1) 0.278
      left 6, nodes 4, spatial median @ axis(0) -0.191
       left 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(0) -0.098
        left 8, leaf
        right 8, leaf
      right 6, nodes 8, spatial median @ axis(0) -0.188
       left 7, nodes 4, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median @ axis(0) -0.278
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) -0.258
         left 9, leaf
         right 9, leaf
       right 7, nodes 4, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(0) -0.096
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) -0.090
         left 9, leaf
         right 9, leaf
    right 4, nodes 18, spatial median @ axis(1) 0.278
     left 5, nodes 6, spatial median @ axis(2) -0.278
      left 6, nodes 4, spatial median @ axis(2) -0.373
       left 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
      right 6, nodes 2, spatial median FAIL @ axis(1) 0.098
       left 7, leaf
       right 7, leaf
     right 5, nodes 12, spatial median @ axis(2) -0.272
      left 6, nodes 6, spatial median @ axis(2) -0.363
       left 7, nodes 4, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.449
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median @ axis(2) -0.416
         left 9, leaf
         right 9, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) -0.278
        left 8, leaf
        right 8, leaf
      right 6, nodes 6, spatial median @ axis(1) 0.375
       left 7, nodes 2, spatial median FAIL @ axis(2) -0.096
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) -0.177
        left 8, nodes 2, spatial median @ axis(2) -0.258
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.090
         left 9, leaf
         right 9, leaf
   right 3, nodes 72, spatial median @ axis(2) -0.416
    left 4, nodes 24, spatial median @ axis(2) -0.593
     left 5, nodes 10, spatial median @ axis(2) -0.688
      left 6, nodes 5, spatial median @ axis(2) -0.742
       left 7, nodes 3, spatial median @ axis(0) -0.159
        left 8, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) -0.081
         left 9, leaf
         right 9, leaf
       right 7, nodes 2, spatial median @ axis(0) -0.300
        left 8, leaf
        right 8, leaf
      right 6, nodes 5, spatial median @ axis(0) -0.294
       left 7, nodes 2, spatial median @ axis(0) -0.429
        left 8, leaf
        right 8, leaf
       right 7, nodes 3, spatial median @ axis(2) -0.626
        left 8, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.619
         left 9, leaf
         right 9, leaf
     right 5, nodes 14, spatial median @ axis(0) -0.346
      left 6, nodes 6, spatial median @ axis(0) -0.500
       left 7, nodes 2, spatial median @ axis(2) -0.490
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(0) -0.448
        left 8, nodes 2, spatial median @ axis(1) 0.694
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median @ axis(2) -0.490
         left 9, leaf
         right 9, leaf
      right 6, nodes 8, spatial median @ axis(2) -0.503
       left 7, nodes 3, spatial median @ axis(2) -0.558
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.583
         left 9, leaf
         right 9, leaf
        right 8, leaf
       right 7, nodes 5, spatial median @ axis(2) -0.455
        left 8, nodes 3, spatial median @ axis(2) -0.465
         left 9, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.460
          left 10, leaf
          right 10, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.433
         left 9, leaf
         right 9, leaf
    right 4, nodes 48, spatial median @ axis(2) -0.231
     left 5, nodes 19, spatial median @ axis(0) -0.408
      left 6, nodes 7, spatial median @ axis(0) -0.567
       left 7, nodes 3, spatial median @ axis(2) -0.312
        left 8, nodes 2, spatial median @ axis(2) -0.366
         left 9, leaf
         right 9, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(0) -0.486
        left 8, nodes 3, spatial median @ axis(2) -0.303
         left 9, nodes 2, spatial median @ axis(0) -0.523
          left 10, leaf
          right 10, leaf
         right 9, leaf
        right 8, leaf
      right 6, nodes 12, spatial median @ axis(2) -0.312
       left 7, nodes 4, spatial median @ axis(2) -0.366
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.390
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.332
         left 9, leaf
         right 9, leaf
       right 7, nodes 8, spatial median @ axis(2) -0.272
        left 8, nodes 3, spatial median @ axis(2) -0.287
         left 9, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.283
          left 10, leaf
          right 10, leaf
        right 8, nodes 5, spatial median @ axis(2) -0.258
         left 9, nodes 3, spatial median FAIL @ axis(2) -0.267
          left 10, leaf
          right 10, nodes 2, spatial median FAIL @ axis(2) -0.267
           left 11, leaf
           right 11, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.240
          left 10, leaf
          right 10, leaf
     right 5, nodes 29, spatial median @ axis(0) -0.416
      left 6, nodes 12, spatial median @ axis(0) -0.575
       left 7, nodes 7, spatial median @ axis(0) -0.672
        left 8, nodes 3, spatial median @ axis(2) -0.135
         left 9, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.081
          left 10, leaf
          right 10, leaf
        right 8, nodes 4, spatial median @ axis(2) -0.135
         left 9, nodes 2, spatial median @ axis(2) -0.189
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.069
          left 10, leaf
          right 10, leaf
       right 7, nodes 5, spatial median @ axis(2) -0.106
        left 8, nodes 3, spatial median @ axis(2) -0.144
         left 9, nodes 2, spatial median @ axis(2) -0.160
          left 10, leaf
          right 10, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.054
         left 9, leaf
         right 9, leaf
      right 6, nodes 17, spatial median @ axis(2) -0.135
       left 7, nodes 4, spatial median @ axis(2) -0.189
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.204
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.160
         left 9, leaf
         right 9, leaf
       right 7, nodes 13, spatial median @ axis(2) -0.098
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.111
         left 9, leaf
         right 9, leaf
        right 8, nodes 11, spatial median FAIL @ axis(2) -0.098
         left 9, nodes 5, spatial median FAIL @ axis(2) -0.098
          left 10, nodes 2, spatial median FAIL @ axis(2) -0.098
           left 11, leaf
           right 11, leaf
          right 10, nodes 3, spatial median FAIL @ axis(2) -0.090
           left 11, leaf
           right 11, nodes 2, spatial median FAIL @ axis(2) -0.081
            left 12, leaf
            right 12, leaf
         right 9, nodes 6, spatial median @ axis(2) -0.054
          left 10, leaf
          right 10, nodes 5, spatial median FAIL @ axis(2) -0.054
           left 11, nodes 2, spatial median FAIL @ axis(2) -0.054
            left 12, leaf
            right 12, leaf
           right 11, nodes 3, spatial median @ axis(0) -0.191
            left 12, nodes 2, spatial median FAIL @ axis(2) -0.037
             left 13, leaf
             right 13, leaf
            right 12, leaf
  right 2, nodes 120, spatial median @ axis(1) 0.500
   left 3, nodes 48, spatial median @ axis(2) -0.500
    left 4, nodes 30, spatial median @ axis(0) 0.416
     left 5, nodes 13, spatial median @ axis(1) 0.278
      left 6, nodes 4, spatial median @ axis(0) 0.191
       left 7, nodes 2, spatial median @ axis(0) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
      right 6, nodes 9, spatial median @ axis(0) 0.231
       left 7, nodes 4, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(0) 0.096
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median @ axis(0) 0.090
         left 9, leaf
         right 9, leaf
       right 7, nodes 5, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(0) 0.278
         left 9, leaf
         right 9, leaf
        right 8, nodes 3, spatial median @ axis(2) -0.799
         left 9, nodes 2, spatial median @ axis(0) 0.258
          left 10, leaf
          right 10, leaf
         right 9, leaf
     right 5, nodes 17, spatial median @ axis(1) 0.278
      left 6, nodes 6, spatial median @ axis(2) -0.734
       left 7, nodes 4, spatial median @ axis(2) -0.809
        left 8, nodes 2, spatial median FAIL @ axis(1) 0.098
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(1) 0.098
         left 9, leaf
         right 9, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
      right 6, nodes 11, spatial median @ axis(2) -0.684
       left 7, nodes 5, spatial median @ axis(1) 0.375
        left 8, nodes 4, spatial median @ axis(2) -0.780
         left 9, nodes 2, spatial median FAIL @ axis(0) 0.449
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(1) 0.289
          left 10, leaf
          right 10, leaf
        right 8, leaf
       right 7, nodes 6, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(1) 0.289
         left 9, leaf
         right 9, leaf
        right 8, nodes 4, spatial median @ axis(2) -0.615
         left 9, nodes 2, spatial median FAIL @ axis(2) -0.678
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.558
          left 10, leaf
          right 10, leaf
    right 4, nodes 18, spatial median @ axis(1) 0.278
     left 5, nodes 6, spatial median @ axis(2) -0.278
      left 6, nodes 4, spatial median @ axis(2) -0.373
       left 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
      right 6, nodes 2, spatial median FAIL @ axis(1) 0.098
       left 7, leaf
       right 7, leaf
     right 5, nodes 12, spatial median @ axis(2) -0.272
      left 6, nodes 6, spatial median @ axis(2) -0.363
       left 7, nodes 4, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.449
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.416
         left 9, leaf
         right 9, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) -0.278
        left 8, leaf
        right 8, leaf
      right 6, nodes 6, spatial median @ axis(1) 0.375
       left 7, nodes 2, spatial median FAIL @ axis(2) -0.096
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) -0.177
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.258
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.090
         left 9, leaf
         right 9, leaf
   right 3, nodes 72, spatial median @ axis(2) -0.416
    left 4, nodes 24, spatial median @ axis(2) -0.575
     left 5, nodes 12, spatial median @ axis(2) -0.666
      left 6, nodes 6, spatial median @ axis(2) -0.710
       left 7, nodes 4, spatial median @ axis(2) -0.742
        left 8, nodes 2, spatial median @ axis(0) 0.081
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.734
         left 9, leaf
         right 9, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) -0.678
        left 8, leaf
        right 8, leaf
      right 6, nodes 6, spatial median @ axis(0) 0.294
       left 7, nodes 4, spatial median @ axis(2) -0.610
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.626
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.603
         left 9, leaf
         right 9, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) -0.596
        left 8, leaf
        right 8, leaf
     right 5, nodes 12, spatial median @ axis(0) 0.346
      left 6, nodes 8, spatial median @ axis(2) -0.486
       left 7, nodes 2, spatial median FAIL @ axis(2) -0.558
        left 8, leaf
        right 8, leaf
       right 7, nodes 6, spatial median @ axis(2) -0.437
        left 8, nodes 4, spatial median @ axis(2) -0.455
         left 9, nodes 2, spatial median FAIL @ axis(2) -0.465
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.449
          left 10, leaf
          right 10, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.416
         left 9, leaf
         right 9, leaf
      right 6, nodes 4, spatial median @ axis(0) 0.500
       left 7, nodes 2, spatial median FAIL @ axis(2) -0.490
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) -0.490
        left 8, leaf
        right 8, leaf
    right 4, nodes 48, spatial median @ axis(2) -0.250
     left 5, nodes 16, spatial median @ axis(0) 0.384
      left 6, nodes 9, spatial median @ axis(2) -0.312
       left 7, nodes 2, spatial median FAIL @ axis(2) -0.366
        left 8, leaf
        right 8, leaf
       right 7, nodes 7, spatial median @ axis(2) -0.278
        left 8, nodes 5, spatial median @ axis(2) -0.287
         left 9, nodes 3, spatial median @ axis(2) -0.292
          left 10, leaf
          right 10, nodes 2, spatial median FAIL @ axis(2) -0.287
           left 11, leaf
           right 11, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.278
          left 10, leaf
          right 10, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.258
         left 9, leaf
         right 9, leaf
      right 6, nodes 7, spatial median @ axis(0) 0.543
       left 7, nodes 4, spatial median @ axis(2) -0.356
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.404
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median @ axis(0) 0.453
         left 9, leaf
         right 9, leaf
       right 7, nodes 3, spatial median @ axis(1) 0.694
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.366
         left 9, leaf
         right 9, leaf
        right 8, leaf
     right 5, nodes 32, spatial median @ axis(0) 0.416
      left 6, nodes 19, spatial median @ axis(2) -0.159
       left 7, nodes 5, spatial median @ axis(2) -0.213
        left 8, nodes 3, spatial median FAIL @ axis(2) -0.228
         left 9, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.228
          left 10, leaf
          right 10, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) -0.189
         left 9, leaf
         right 9, leaf
       right 7, nodes 14, spatial median @ axis(2) -0.106
        left 8, nodes 2, spatial median FAIL @ axis(2) -0.144
         left 9, leaf
         right 9, leaf
        right 8, nodes 12, spatial median FAIL @ axis(2) -0.098
         left 9, nodes 6, spatial median FAIL @ axis(2) -0.090
          left 10, nodes 3, spatial median FAIL @ axis(2) -0.054
           left 11, leaf
           right 11, nodes 2, spatial median FAIL @ axis(2) -0.054
            left 12, leaf
            right 12, leaf
          right 10, nodes 3, spatial median FAIL @ axis(2) -0.090
           left 11, leaf
           right 11, nodes 2, spatial median FAIL @ axis(2) -0.090
            left 12, leaf
            right 12, leaf
         right 9, nodes 6, spatial median FAIL @ axis(2) -0.098
          left 10, nodes 3, spatial median FAIL @ axis(2) -0.098
           left 11, leaf
           right 11, nodes 2, spatial median FAIL @ axis(2) -0.098
            left 12, leaf
            right 12, leaf
          right 10, nodes 3, spatial median @ axis(2) -0.073
           left 11, leaf
           right 11, nodes 2, spatial median FAIL @ axis(2) -0.037
            left 12, leaf
            right 12, leaf
      right 6, nodes 13, spatial median @ axis(0) 0.593
       left 7, nodes 6, spatial median @ axis(2) -0.154
        left 8, nodes 2, spatial median @ axis(0) 0.503
         left 9, leaf
         right 9, leaf
        right 8, nodes 4, spatial median @ axis(2) -0.106
         left 9, nodes 2, spatial median FAIL @ axis(2) -0.144
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.054
          left 10, leaf
          right 10, leaf
       right 7, nodes 7, spatial median @ axis(2) -0.159
        left 8, nodes 3, spatial median @ axis(1) 0.694
         left 9, nodes 2, spatial median FAIL @ axis(2) -0.228
          left 10, leaf
          right 10, leaf
         right 9, leaf
        right 8, nodes 4, spatial median @ axis(0) 0.688
         left 9, nodes 2, spatial median FAIL @ axis(2) -0.069
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) -0.081
          left 10, leaf
          right 10, leaf
 right 1, nodes 240, spatial median @ axis(0) 0.000
  left 2, nodes 120, spatial median @ axis(1) 0.500
   left 3, nodes 48, spatial median @ axis(2) 0.500
    left 4, nodes 18, spatial median @ axis(1) 0.278
     left 5, nodes 6, spatial median @ axis(2) 0.278
      left 6, nodes 2, spatial median @ axis(2) 0.098
       left 7, leaf
       right 7, leaf
      right 6, nodes 4, spatial median @ axis(2) 0.373
       left 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
     right 5, nodes 12, spatial median @ axis(2) 0.272
      left 6, nodes 7, spatial median @ axis(1) 0.375
       left 7, nodes 3, spatial median @ axis(2) 0.177
        left 8, nodes 2, spatial median @ axis(2) 0.096
         left 9, leaf
         right 9, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.177
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.090
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.258
         left 9, leaf
         right 9, leaf
      right 6, nodes 5, spatial median @ axis(1) 0.375
       left 7, nodes 3, spatial median @ axis(2) 0.368
        left 8, leaf
        right 8, nodes 2, spatial median @ axis(2) 0.449
         left 9, leaf
         right 9, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) 0.416
        left 8, leaf
        right 8, leaf
    right 4, nodes 30, spatial median @ axis(0) -0.416
     left 5, nodes 17, spatial median @ axis(1) 0.278
      left 6, nodes 6, spatial median @ axis(2) 0.734
       left 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.809
        left 8, nodes 2, spatial median FAIL @ axis(1) 0.098
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(1) 0.098
         left 9, leaf
         right 9, leaf
      right 6, nodes 11, spatial median @ axis(2) 0.684
       left 7, nodes 6, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(1) 0.289
         left 9, leaf
         right 9, leaf
        right 8, nodes 4, spatial median @ axis(2) 0.615
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.558
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.678
          left 10, leaf
          right 10, leaf
       right 7, nodes 5, spatial median @ axis(1) 0.375
        left 8, nodes 4, spatial median @ axis(2) 0.780
         left 9, nodes 2, spatial median FAIL @ axis(1) 0.289
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(0) -0.449
          left 10, leaf
          right 10, leaf
        right 8, leaf
     right 5, nodes 13, spatial median @ axis(1) 0.278
      left 6, nodes 4, spatial median @ axis(0) -0.191
       left 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(0) -0.098
        left 8, leaf
        right 8, leaf
      right 6, nodes 9, spatial median @ axis(0) -0.231
       left 7, nodes 5, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(0) -0.278
         left 9, leaf
         right 9, leaf
        right 8, nodes 3, spatial median @ axis(2) 0.799
         left 9, leaf
         right 9, nodes 2, spatial median @ axis(0) -0.258
          left 10, leaf
          right 10, leaf
       right 7, nodes 4, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(0) -0.096
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) -0.090
         left 9, leaf
         right 9, leaf
   right 3, nodes 72, spatial median @ axis(2) 0.416
    left 4, nodes 48, spatial median @ axis(2) 0.250
     left 5, nodes 32, spatial median @ axis(0) -0.416
      left 6, nodes 13, spatial median @ axis(0) -0.593
       left 7, nodes 7, spatial median @ axis(2) 0.159
        left 8, nodes 4, spatial median @ axis(0) -0.688
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.081
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.069
          left 10, leaf
          right 10, leaf
        right 8, nodes 3, spatial median @ axis(1) 0.694
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.228
          left 10, leaf
          right 10, leaf
         right 9, leaf
       right 7, nodes 6, spatial median @ axis(2) 0.154
        left 8, nodes 4, spatial median @ axis(2) 0.106
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.054
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.144
          left 10, leaf
          right 10, leaf
        right 8, nodes 2, spatial median @ axis(0) -0.503
         left 9, leaf
         right 9, leaf
      right 6, nodes 19, spatial median @ axis(2) 0.159
       left 7, nodes 14, spatial median @ axis(2) 0.106
        left 8, nodes 12, spatial median @ axis(2) 0.098
         left 9, nodes 11, spatial median @ axis(2) 0.096
          left 10, nodes 10, spatial median @ axis(2) 0.090
           left 11, nodes 7, spatial median @ axis(2) 0.081
            left 12, nodes 6, spatial median @ axis(2) 0.069
             left 13, nodes 5, spatial median @ axis(2) 0.054
              left 14, nodes 4, spatial median @ axis(0) -0.191
               left 15, nodes 2, spatial median FAIL @ axis(2) 0.037
                left 16, leaf
                right 16, leaf
               right 15, nodes 2, spatial median @ axis(2) 0.037
                left 16, leaf
                right 16, leaf
              right 14, leaf
             right 13, leaf
            right 12, leaf
           right 11, nodes 3, spatial median FAIL @ axis(2) 0.090
            left 12, leaf
            right 12, nodes 2, spatial median FAIL @ axis(2) 0.092
             left 13, leaf
             right 13, leaf
          right 10, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.144
         left 9, leaf
         right 9, leaf
       right 7, nodes 5, spatial median @ axis(2) 0.213
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.189
         left 9, leaf
         right 9, leaf
        right 8, nodes 3, spatial median @ axis(2) 0.228
         left 9, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.228
          left 10, leaf
          right 10, leaf
     right 5, nodes 16, spatial median @ axis(0) -0.384
      left 6, nodes 7, spatial median @ axis(0) -0.543
       left 7, nodes 3, spatial median @ axis(1) 0.694
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.366
         left 9, leaf
         right 9, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.356
        left 8, nodes 2, spatial median @ axis(0) -0.453
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.404
         left 9, leaf
         right 9, leaf
      right 6, nodes 9, spatial median @ axis(2) 0.312
       left 7, nodes 7, spatial median @ axis(2) 0.278
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.258
         left 9, leaf
         right 9, leaf
        right 8, nodes 5, spatial median @ axis(2) 0.287
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.278
          left 10, leaf
          right 10, leaf
         right 9, nodes 3, spatial median @ axis(2) 0.292
          left 10, nodes 2, spatial median FAIL @ axis(2) 0.287
           left 11, leaf
           right 11, leaf
          right 10, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) 0.366
        left 8, leaf
        right 8, leaf
    right 4, nodes 24, spatial median @ axis(2) 0.575
     left 5, nodes 12, spatial median @ axis(0) -0.346
      left 6, nodes 4, spatial median @ axis(0) -0.500
       left 7, nodes 2, spatial median FAIL @ axis(2) 0.490
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) 0.490
        left 8, leaf
        right 8, leaf
      right 6, nodes 8, spatial median @ axis(2) 0.486
       left 7, nodes 6, spatial median @ axis(2) 0.437
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.416
         left 9, leaf
         right 9, leaf
        right 8, nodes 4, spatial median @ axis(2) 0.455
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.449
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.465
          left 10, leaf
          right 10, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) 0.558
        left 8, leaf
        right 8, leaf
     right 5, nodes 12, spatial median @ axis(2) 0.666
      left 6, nodes 7, spatial median @ axis(0) -0.294
       left 7, nodes 3, spatial median FAIL @ axis(2) 0.596
        left 8, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.596
         left 9, leaf
         right 9, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.610
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.603
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.626
         left 9, leaf
         right 9, leaf
      right 6, nodes 5, spatial median @ axis(2) 0.742
       left 7, nodes 2, spatial median @ axis(0) -0.300
        left 8, leaf
        right 8, leaf
       right 7, nodes 3, spatial median @ axis(0) -0.159
        left 8, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) -0.081
         left 9, leaf
         right 9, leaf
  right 2, nodes 120, spatial median @ axis(1) 0.500
   left 3, nodes 48, spatial median @ axis(2) 0.500
    left 4, nodes 18, spatial median @ axis(1) 0.278
     left 5, nodes 6, spatial median @ axis(2) 0.278
      left 6, nodes 2, spatial median FAIL @ axis(1) 0.098
       left 7, leaf
       right 7, leaf
      right 6, nodes 4, spatial median @ axis(2) 0.373
       left 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
     right 5, nodes 12, spatial median @ axis(2) 0.272
      left 6, nodes 6, spatial median @ axis(1) 0.375
       left 7, nodes 2, spatial median FAIL @ axis(2) 0.096
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.177
        left 8, nodes 2, spatial median @ axis(2) 0.090
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median @ axis(2) 0.258
         left 9, leaf
         right 9, leaf
      right 6, nodes 6, spatial median @ axis(2) 0.363
       left 7, nodes 2, spatial median FAIL @ axis(2) 0.278
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.449
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median @ axis(2) 0.416
         left 9, leaf
         right 9, leaf
    right 4, nodes 30, spatial median @ axis(0) 0.416
     left 5, nodes 12, spatial median @ axis(1) 0.278
      left 6, nodes 4, spatial median @ axis(0) 0.191
       left 7, nodes 2, spatial median @ axis(0) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
      right 6, nodes 8, spatial median @ axis(0) 0.188
       left 7, nodes 4, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median @ axis(0) 0.096
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) 0.090
         left 9, leaf
         right 9, leaf
       right 7, nodes 4, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median @ axis(0) 0.278
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) 0.258
         left 9, leaf
         right 9, leaf
     right 5, nodes 18, spatial median @ axis(1) 0.278
      left 6, nodes 6, spatial median @ axis(2) 0.734
       left 7, nodes 2, spatial median FAIL @ axis(1) 0.098
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.809
        left 8, nodes 2, spatial median FAIL @ axis(1) 0.098
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(1) 0.098
         left 9, leaf
         right 9, leaf
      right 6, nodes 12, spatial median @ axis(2) 0.684
       left 7, nodes 5, spatial median @ axis(1) 0.375
        left 8, nodes 2, spatial median FAIL @ axis(1) 0.289
         left 9, leaf
         right 9, leaf
        right 8, nodes 3, spatial median @ axis(2) 0.577
         left 9, leaf
         right 9, nodes 2, spatial median @ axis(2) 0.602
          left 10, leaf
          right 10, leaf
       right 7, nodes 7, spatial median @ axis(0) 0.506
        left 8, nodes 4, spatial median @ axis(1) 0.375
         left 9, nodes 2, spatial median @ axis(0) 0.449
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(0) 0.416
          left 10, leaf
          right 10, leaf
        right 8, nodes 3, spatial median @ axis(1) 0.375
         left 9, nodes 2, spatial median FAIL @ axis(1) 0.289
          left 10, leaf
          right 10, leaf
         right 9, leaf
   right 3, nodes 72, spatial median @ axis(2) 0.416
    left 4, nodes 48, spatial median @ axis(2) 0.231
     left 5, nodes 30, spatial median @ axis(0) 0.416
      left 6, nodes 17, spatial median @ axis(2) 0.135
       left 7, nodes 13, spatial median @ axis(2) 0.098
        left 8, nodes 10, spatial median @ axis(2) 0.096
         left 9, nodes 9, spatial median @ axis(2) 0.090
          left 10, nodes 8, spatial median @ axis(2) 0.081
           left 11, nodes 7, spatial median @ axis(2) 0.069
            left 12, nodes 6, spatial median @ axis(2) 0.054
             left 13, nodes 4, spatial median @ axis(0) 0.191
              left 14, nodes 2, spatial median @ axis(2) 0.037
               left 15, leaf
               right 15, leaf
              right 14, nodes 2, spatial median @ axis(2) 0.037
               left 15, leaf
               right 15, leaf
             right 13, nodes 2, spatial median FAIL @ axis(2) 0.054
              left 14, leaf
              right 14, leaf
            right 12, leaf
           right 11, leaf
          right 10, leaf
         right 9, leaf
        right 8, nodes 3, spatial median FAIL @ axis(2) 0.098
         left 9, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.111
          left 10, leaf
          right 10, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.189
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.160
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.204
         left 9, leaf
         right 9, leaf
      right 6, nodes 13, spatial median @ axis(0) 0.575
       left 7, nodes 5, spatial median @ axis(2) 0.106
        left 8, nodes 2, spatial median @ axis(2) 0.054
         left 9, leaf
         right 9, leaf
        right 8, nodes 3, spatial median @ axis(2) 0.144
         left 9, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.160
          left 10, leaf
          right 10, leaf
       right 7, nodes 8, spatial median @ axis(2) 0.159
        left 8, nodes 4, spatial median @ axis(0) 0.688
         left 9, nodes 2, spatial median @ axis(2) 0.069
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.081
          left 10, leaf
          right 10, leaf
        right 8, nodes 4, spatial median @ axis(0) 0.664
         left 9, nodes 2, spatial median @ axis(2) 0.189
          left 10, leaf
          right 10, leaf
         right 9, nodes 2, spatial median FAIL @ axis(2) 0.228
          left 10, leaf
          right 10, leaf
     right 5, nodes 18, spatial median @ axis(0) 0.384
      left 6, nodes 12, spatial median @ axis(2) 0.312
       left 7, nodes 8, spatial median @ axis(2) 0.272
        left 8, nodes 5, spatial median @ axis(2) 0.258
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.240
          left 10, leaf
          right 10, leaf
         right 9, nodes 3, spatial median @ axis(2) 0.267
          left 10, leaf
          right 10, nodes 2, spatial median FAIL @ axis(2) 0.267
           left 11, leaf
           right 11, leaf
        right 8, nodes 3, spatial median @ axis(2) 0.287
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.283
          left 10, leaf
          right 10, leaf
         right 9, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.366
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.332
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.390
         left 9, leaf
         right 9, leaf
      right 6, nodes 6, spatial median @ axis(0) 0.543
       left 7, nodes 2, spatial median @ axis(0) 0.453
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(0) 0.615
        left 8, nodes 2, spatial median @ axis(2) 0.303
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.366
         left 9, leaf
         right 9, leaf
    right 4, nodes 24, spatial median @ axis(2) 0.593
     left 5, nodes 13, spatial median @ axis(0) 0.346
      left 6, nodes 8, spatial median @ axis(2) 0.503
       left 7, nodes 5, spatial median @ axis(2) 0.455
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.433
         left 9, leaf
         right 9, leaf
        right 8, nodes 3, spatial median @ axis(2) 0.465
         left 9, nodes 2, spatial median FAIL @ axis(2) 0.460
          left 10, leaf
          right 10, leaf
         right 9, leaf
       right 7, nodes 3, spatial median @ axis(2) 0.558
        left 8, leaf
        right 8, nodes 2, spatial median FAIL @ axis(2) 0.583
         left 9, leaf
         right 9, leaf
      right 6, nodes 5, spatial median @ axis(0) 0.500
       left 7, nodes 3, spatial median @ axis(2) 0.490
        left 8, nodes 2, spatial median @ axis(0) 0.448
         left 9, leaf
         right 9, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) 0.490
        left 8, leaf
        right 8, leaf
     right 5, nodes 11, spatial median @ axis(2) 0.666
      left 6, nodes 5, spatial median @ axis(0) 0.294
       left 7, nodes 3, spatial median @ axis(2) 0.626
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.619
         left 9, leaf
         right 9, leaf
        right 8, leaf
       right 7, nodes 2, spatial median FAIL @ axis(2) 0.596
        left 8, leaf
        right 8, leaf
      right 6, nodes 6, spatial median @ axis(2) 0.710
       left 7, nodes 2, spatial median FAIL @ axis(2) 0.678
        left 8, leaf
        right 8, leaf
       right 7, nodes 4, spatial median @ axis(2) 0.742
        left 8, nodes 2, spatial median FAIL @ axis(2) 0.734
         left 9, leaf
         right 9, leaf
        right 8, nodes 2, spatial median FAIL @ axis(0) 0.081
         left 9, leaf
         right 9, leaf
done