=== SAVED CAST: echo_12_s81 ===
Normalized points: 64
Raw points: N/A

--- NORMALIZED STROKE POINTS (x, y in [0,1], top-left origin) ---
  [ 0]  (0.7363, 0.2143)
  [ 1]  (0.7857, 0.4143)
  [ 2]  (0.8271, 0.6158)
  [ 3]  (0.8550, 0.8198)
  [ 4]  (0.6884, 0.8669)
  [ 5]  (0.4833, 0.8857)
  [ 6]  (0.2782, 0.9050)
  [ 7]  (0.0727, 0.9179)
  [ 8]  (0.7363, 0.3433)
  [ 9]  (0.8529, 0.3821)
  [10]  (0.8327, 0.4749)
  [11]  (0.7178, 0.4899)
  [12]  (0.6586, 0.4364)
  [13]  (0.7421, 0.3476)
  [14]  (0.8628, 0.3345)
  [15]  (0.8920, 0.3391)
  [16]  (0.7363, 1.0000)
  [17]  (0.7514, 0.8983)
  [18]  (0.7954, 0.8073)
  [19]  (0.8577, 0.7262)
  [20]  (0.8949, 0.6310)
  [21]  (0.9175, 0.5308)
  [22]  (0.9273, 0.4290)
  [23]  (0.8999, 0.3312)
  [24]  (0.7363, 0.0000)
  [25]  (0.8047, 0.0223)
  [26]  (0.7963, 0.0754)
  [27]  (0.7438, 0.1112)
  [28]  (0.6722, 0.1185)
  [29]  (0.6432, 0.0605)
  [30]  (0.6995, 0.0230)
  [31]  (0.7636, 0.0559)
  [32]  (0.7363, 0.8834)
  [33]  (0.7502, 0.8089)
  [34]  (0.7653, 0.7348)
  [35]  (0.7740, 0.6596)
  [36]  (0.7835, 0.5844)
  [37]  (0.7916, 0.5092)
  [38]  (0.7936, 0.4335)
  [39]  (0.7830, 0.3588)
  [40]  (0.7363, 0.3394)
  [41]  (0.6719, 0.3443)
  [42]  (0.6073, 0.3480)
  [43]  (0.5427, 0.3499)
  [44]  (0.4781, 0.3518)
  [45]  (0.4134, 0.3537)
  [46]  (0.3488, 0.3536)
  [47]  (0.2843, 0.3494)
  [48]  (0.7363, 0.1552)
  [49]  (0.6717, 0.1550)
  [50]  (0.6072, 0.1586)
  [51]  (0.5428, 0.1640)
  [52]  (0.4784, 0.1694)
  [53]  (0.4138, 0.1685)
  [54]  (0.3492, 0.1675)
  [55]  (0.2845, 0.1663)
  [56]  (0.7363, 0.9477)
  [57]  (0.6709, 0.8709)
  [58]  (0.6097, 0.7907)
  [59]  (0.5485, 0.7104)
  [60]  (0.5057, 0.6191)
  [61]  (0.4684, 0.5254)
  [62]  (0.4993, 0.4544)
  [63]  (0.6001, 0.4562)

--- KEY VERTICES (corners with angle < 120 degrees) ---
  V0  (0.8550, 0.8198)  angle=82.0 deg
  V1  (0.0727, 0.9179)  angle=142.7 deg
  V2  (0.7363, 0.3433)  angle=59.3 deg
  V3  (0.8529, 0.3821)  angle=83.9 deg
  V4  (0.8327, 0.4749)  angle=70.2 deg
  V5  (0.7178, 0.4899)  angle=49.6 deg
  V6  (0.6586, 0.4364)  angle=91.1 deg
  V7  (0.7421, 0.3476)  angle=40.5 deg
  V8  (0.8920, 0.3391)  angle=94.1 deg
  V9  (0.7363, 1.0000)  angle=175.2 deg
  V10  (0.7363, 0.0000)  angle=134.3 deg
  V11  (0.8047, 0.0223)  angle=80.9 deg
  V12  (0.7963, 0.0754)  angle=46.8 deg
  V13  (0.6722, 0.1185)  angle=69.3 deg
  V14  (0.6432, 0.0605)  angle=83.0 deg
  V15  (0.6995, 0.0230)  angle=60.8 deg
  V16  (0.7636, 0.0559)  angle=64.7 deg
  V17  (0.7363, 0.8834)  angle=171.3 deg
  V18  (0.7830, 0.3588)  angle=59.4 deg
  V19  (0.2843, 0.3494)  angle=153.0 deg
  V20  (0.7363, 0.1552)  angle=156.6 deg
  V21  (0.2845, 0.1663)  angle=121.1 deg
  V22  (0.7363, 0.9477)  angle=169.6 deg
  V23  (0.4684, 0.5254)  angle=45.2 deg
  V24  (0.4993, 0.4544)  angle=67.5 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
    }
),
