=== SAVED CAST: echo_7_s81 ===
Normalized points: 64
Raw points: N/A

--- NORMALIZED STROKE POINTS (x, y in [0,1], top-left origin) ---
  [ 0]  (0.5340, 0.2102)
  [ 1]  (0.6144, 0.2524)
  [ 2]  (0.6815, 0.3115)
  [ 3]  (0.6771, 0.3991)
  [ 4]  (0.5966, 0.4289)
  [ 5]  (0.5337, 0.3913)
  [ 6]  (0.5676, 0.3132)
  [ 7]  (0.6106, 0.3573)
  [ 8]  (0.5340, 0.9866)
  [ 9]  (0.5172, 0.8579)
  [10]  (0.5037, 0.7288)
  [11]  (0.5103, 0.6047)
  [12]  (0.6083, 0.5454)
  [13]  (0.6895, 0.4879)
  [14]  (0.6961, 0.3624)
  [15]  (0.6507, 0.2410)
  [16]  (0.5340, 0.0000)
  [17]  (0.5508, 0.0555)
  [18]  (0.5324, 0.0984)
  [19]  (0.4815, 0.0980)
  [20]  (0.4531, 0.0532)
  [21]  (0.4714, 0.0139)
  [22]  (0.5240, 0.0167)
  [23]  (0.5248, 0.0530)
  [24]  (0.5340, 0.3787)
  [25]  (0.5464, 0.4661)
  [26]  (0.5614, 0.5532)
  [27]  (0.5715, 0.6407)
  [28]  (0.5732, 0.7290)
  [29]  (0.5750, 0.8173)
  [30]  (0.5768, 0.9056)
  [31]  (0.5708, 0.9937)
  [32]  (0.5340, 0.3910)
  [33]  (0.4608, 0.3882)
  [34]  (0.3875, 0.3855)
  [35]  (0.3142, 0.3827)
  [36]  (0.2409, 0.3822)
  [37]  (0.1675, 0.3820)
  [38]  (0.0942, 0.3818)
  [39]  (0.0209, 0.3816)
  [40]  (0.5340, 0.1335)
  [41]  (0.5036, 0.1260)
  [42]  (0.4331, 0.1105)
  [43]  (0.3612, 0.1063)
  [44]  (0.2891, 0.1038)
  [45]  (0.2170, 0.1013)
  [46]  (0.1449, 0.0990)
  [47]  (0.0727, 0.0977)
  [48]  (0.5340, 0.1918)
  [49]  (0.4774, 0.2284)
  [50]  (0.4118, 0.2463)
  [51]  (0.3462, 0.2642)
  [52]  (0.2805, 0.2821)
  [53]  (0.2137, 0.2944)
  [54]  (0.1465, 0.3046)
  [55]  (0.0792, 0.3148)
  [56]  (0.5340, 0.2778)
  [57]  (0.5927, 0.3840)
  [58]  (0.6514, 0.4901)
  [59]  (0.7158, 0.5927)
  [60]  (0.7833, 0.6935)
  [61]  (0.8508, 0.7943)
  [62]  (0.9170, 0.8958)
  [63]  (0.9791, 1.0000)

--- KEY VERTICES (corners with angle < 120 degrees) ---
  V0  (0.6815, 0.3115)  angle=51.4 deg
  V1  (0.6771, 0.3991)  angle=66.8 deg
  V2  (0.5966, 0.4289)  angle=51.2 deg
  V3  (0.5337, 0.3913)  angle=82.6 deg
  V4  (0.5676, 0.3132)  angle=112.3 deg
  V5  (0.6106, 0.3573)  angle=51.2 deg
  V6  (0.5340, 0.9866)  angle=165.6 deg
  V7  (0.5103, 0.6047)  angle=55.8 deg
  V8  (0.6895, 0.4879)  angle=51.7 deg
  V9  (0.5340, 0.0000)  angle=171.0 deg
  V10  (0.5508, 0.0555)  angle=40.0 deg
  V11  (0.5324, 0.0984)  angle=67.2 deg
  V12  (0.4815, 0.0980)  angle=57.3 deg
  V13  (0.4531, 0.0532)  angle=57.2 deg
  V14  (0.4714, 0.0139)  angle=68.1 deg
  V15  (0.5240, 0.0167)  angle=85.7 deg
  V16  (0.5708, 0.9937)  angle=172.7 deg
  V17  (0.5340, 0.3910)  angle=84.4 deg
  V18  (0.0209, 0.3816)  angle=154.0 deg
  V19  (0.5340, 0.1335)  angle=140.3 deg
  V20  (0.0727, 0.0977)  angle=169.5 deg
  V21  (0.5340, 0.1918)  angle=135.6 deg
  V22  (0.0792, 0.3148)  angle=176.0 deg
  V23  (0.5340, 0.2778)  angle=65.7 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
    }
),
