=== SAVED CAST: o_4 ===
Normalized points: 64
Raw points: 17

--- NORMALIZED STROKE POINTS (x, y in [0,1], top-left origin) ---
  [ 0]  (0.6079, 1.0000)
  [ 1]  (0.5954, 0.9749)
  [ 2]  (0.5828, 0.9499)
  [ 3]  (0.5703, 0.9248)
  [ 4]  (0.5577, 0.8997)
  [ 5]  (0.5452, 0.8747)
  [ 6]  (0.5327, 0.8496)
  [ 7]  (0.5201, 0.8246)
  [ 8]  (0.5076, 0.7995)
  [ 9]  (0.4942, 0.7748)
  [10]  (0.4807, 0.7503)
  [11]  (0.4672, 0.7257)
  [12]  (0.4537, 0.7012)
  [13]  (0.4402, 0.6766)
  [14]  (0.4266, 0.6521)
  [15]  (0.4131, 0.6275)
  [16]  (0.3996, 0.6030)
  [17]  (0.3861, 0.5784)
  [18]  (0.3726, 0.5539)
  [19]  (0.3590, 0.5293)
  [20]  (0.3455, 0.5048)
  [21]  (0.3320, 0.4802)
  [22]  (0.3181, 0.4559)
  [23]  (0.3041, 0.4316)
  [24]  (0.2901, 0.4073)
  [25]  (0.2761, 0.3831)
  [26]  (0.2620, 0.3588)
  [27]  (0.2480, 0.3346)
  [28]  (0.2340, 0.3103)
  [29]  (0.2200, 0.2860)
  [30]  (0.2059, 0.2618)
  [31]  (0.1919, 0.2375)
  [32]  (0.1779, 0.2132)
  [33]  (0.1652, 0.1885)
  [34]  (0.1599, 0.1609)
  [35]  (0.1546, 0.1334)
  [36]  (0.1494, 0.1059)
  [37]  (0.1441, 0.0784)
  [38]  (0.1596, 0.0635)
  [39]  (0.1865, 0.0555)
  [40]  (0.2133, 0.0475)
  [41]  (0.2411, 0.0449)
  [42]  (0.2691, 0.0436)
  [43]  (0.2971, 0.0422)
  [44]  (0.3251, 0.0408)
  [45]  (0.3531, 0.0394)
  [46]  (0.3811, 0.0381)
  [47]  (0.4091, 0.0367)
  [48]  (0.4371, 0.0353)
  [49]  (0.4651, 0.0339)
  [50]  (0.4931, 0.0325)
  [51]  (0.5211, 0.0312)
  [52]  (0.5491, 0.0297)
  [53]  (0.5769, 0.0270)
  [54]  (0.6048, 0.0243)
  [55]  (0.6327, 0.0216)
  [56]  (0.6606, 0.0189)
  [57]  (0.6885, 0.0162)
  [58]  (0.7164, 0.0135)
  [59]  (0.7443, 0.0108)
  [60]  (0.7722, 0.0081)
  [61]  (0.8001, 0.0054)
  [62]  (0.8280, 0.0027)
  [63]  (0.8559, 0.0000)

--- KEY VERTICES (corners with angle < 120 degrees) ---
  V0  (0.1441, 0.0784)  angle=57.1 deg

--- SUGGESTED DOT TEMPLATE FORMAT ---
// Paste into SpellGestureTracker.java getDotTemplates():
new DotTemplate(DetectedPattern.SPELL_NAME, "description",
    new double[][] {
        // pick key dots from vertices above
    },
    new int[][] {
        // define connections between dots
    }
),
