[
  {
    "photo": "P07",
    "feature": "three",
    "method": "Thresholded lume geometry; triangle base-to-tip or rectangular lume PCA; image angle only",
    "trials": [
      {
        "threshold": 135,
        "angle_deg_clockwise": 1.2485869622536625,
        "start": [
          1035.6120565079254,
          698.7019702989555
        ],
        "end": [
          1155.583564281295,
          701.3167977472428
        ]
      },
      {
        "threshold": 155,
        "angle_deg_clockwise": 0.89992463017036,
        "start": [
          1032.707765877412,
          701.9634247705399
        ],
        "end": [
          1152.6929642545733,
          703.8481450132288
        ]
      },
      {
        "threshold": 175,
        "angle_deg_clockwise": 0.8332812448554837,
        "start": [
          1032.3522554293222,
          702.0402951060256
        ],
        "end": [
          1152.3395648471756,
          703.7854537419006
        ]
      },
      {
        "threshold": 195,
        "angle_deg_clockwise": 0.4541348010590831,
        "start": [
          1030.8083912886145,
          701.7279992572675
        ],
        "end": [
          1150.804621879472,
          702.6791270014468
        ]
      }
    ]
  },
  {
    "photo": "P07",
    "feature": "six",
    "method": "Thresholded lume geometry; triangle base-to-tip or rectangular lume PCA; image angle only",
    "trials": [
      {
        "threshold": 135,
        "angle_deg_clockwise": -1.4177992898388823,
        "start": [
          698.8547853360018,
          1034.7970337234087
        ],
        "end": [
          701.823914189626,
          1154.7602959075066
        ]
      },
      {
        "threshold": 155,
        "angle_deg_clockwise": -1.542922680419693,
        "start": [
          695.960754801602,
          1036.4205509817903
        ],
        "end": [
          699.1918539548674,
          1156.3770430873105
        ]
      },
      {
        "threshold": 175,
        "angle_deg_clockwise": -1.554297432057865,
        "start": [
          695.9871960087626,
          1036.4446230691892
        ],
        "end": [
          699.2421096848338,
          1156.400471350802
        ]
      },
      {
        "threshold": 195,
        "angle_deg_clockwise": -1.3436027185547061,
        "start": [
          696.3468198039582,
          1036.4174366612667
        ],
        "end": [
          699.1605968504698,
          1156.3844432036178
        ]
      }
    ]
  },
  {
    "photo": "P07",
    "feature": "nine",
    "method": "Thresholded lume geometry; triangle base-to-tip or rectangular lume PCA; image angle only",
    "trials": [
      {
        "threshold": 135,
        "angle_deg_clockwise": 0.7810655204345819,
        "start": [
          241.79508580978344,
          698.322029581537
        ],
        "end": [
          361.7839358270933,
          699.9578387157349
        ]
      },
      {
        "threshold": 155,
        "angle_deg_clockwise": 1.0169681590128803,
        "start": [
          241.50046390687598,
          698.1380283849595
        ],
        "end": [
          361.4815618400271,
          700.2678496815937
        ]
      },
      {
        "threshold": 175,
        "angle_deg_clockwise": 0.3688825044904184,
        "start": [
          239.68193936115148,
          701.2340801836618
        ],
        "end": [
          359.6794523335736,
          702.0066605570788
        ]
      },
      {
        "threshold": 195,
        "angle_deg_clockwise": -0.20179602807733643,
        "start": [
          241.39136882295924,
          701.385213275157
        ],
        "end": [
          361.39062455253,
          700.9625735360446
        ]
      }
    ]
  },
  {
    "photo": "P07",
    "feature": "twelve",
    "method": "Thresholded lume geometry; triangle base-to-tip or rectangular lume PCA; image angle only",
    "trials": [
      {
        "threshold": 135,
        "angle_deg_clockwise": 0.3256598457043083,
        "start": [
          702.4861878453039,
          225.6657458563536
        ],
        "end": [
          701.679104477612,
          367.660447761194
        ]
      },
      {
        "threshold": 155,
        "angle_deg_clockwise": -0.9447001503014576,
        "start": [
          701.4253875968992,
          229.1918604651163
        ],
        "end": [
          703.66796875,
          365.19140625
        ]
      },
      {
        "threshold": 175,
        "angle_deg_clockwise": -1.9600222941617602,
        "start": [
          700.2118730808597,
          231.54042988741045
        ],
        "end": [
          704.75,
          364.14814814814815
        ]
      },
      {
        "threshold": 195,
        "angle_deg_clockwise": 0.3098751974973766,
        "start": [
          702.3377483443709,
          237.13079470198676
        ],
        "end": [
          701.7785234899329,
          340.5302013422819
        ]
      }
    ]
  },
  {
    "photo": "P15",
    "feature": "three",
    "method": "Thresholded lume geometry; triangle base-to-tip or rectangular lume PCA; image angle only",
    "trials": [
      {
        "threshold": 135,
        "angle_deg_clockwise": 0.7650342417480908,
        "start": [
          1035.508121552884,
          697.7822434504873
        ],
        "end": [
          1155.4974245704889,
          699.3844798092751
        ]
      },
      {
        "threshold": 155,
        "angle_deg_clockwise": 0.8626655496643788,
        "start": [
          1034.5415312244884,
          698.2783295270311
        ],
        "end": [
          1154.5279298533558,
          700.085023766382
        ]
      },
      {
        "threshold": 175,
        "angle_deg_clockwise": 0.9404102019622542,
        "start": [
          1034.3648309774069,
          698.2721986171707
        ],
        "end": [
          1154.3486676451828,
          700.241700706646
        ]
      },
      {
        "threshold": 195,
        "angle_deg_clockwise": 0.9685072142975003,
        "start": [
          1032.5140828846556,
          700.1898160244784
        ],
        "end": [
          1152.496939310724,
          702.2181561935497
        ]
      }
    ]
  },
  {
    "photo": "P15",
    "feature": "six",
    "method": "Thresholded lume geometry; triangle base-to-tip or rectangular lume PCA; image angle only",
    "trials": [
      {
        "threshold": 135,
        "angle_deg_clockwise": -1.7312414800917963,
        "start": [
          696.4308593866455,
          1035.7789270674689
        ],
        "end": [
          700.0562113480652,
          1155.7241513290287
        ]
      },
      {
        "threshold": 155,
        "angle_deg_clockwise": -1.6666696139412664,
        "start": [
          696.4902822113929,
          1035.9038392251853
        ],
        "end": [
          699.9804546307123,
          1155.8530730555165
        ]
      },
      {
        "threshold": 175,
        "angle_deg_clockwise": -1.674387754248329,
        "start": [
          696.6142261121945,
          1035.8905462404734
        ],
        "end": [
          700.1205564965012,
          1155.8393088319901
        ]
      },
      {
        "threshold": 195,
        "angle_deg_clockwise": -1.5709466003911245,
        "start": [
          696.9024479095082,
          1035.6355280536327
        ],
        "end": [
          700.1922185545551,
          1155.5904254488746
        ]
      }
    ]
  },
  {
    "photo": "P15",
    "feature": "nine",
    "method": "Thresholded lume geometry; triangle base-to-tip or rectangular lume PCA; image angle only",
    "trials": [
      {
        "threshold": 135,
        "angle_deg_clockwise": 0.9828616787090368,
        "start": [
          241.36900874790317,
          697.5874290942577
        ],
        "end": [
          361.3513532430471,
          699.6458288242943
        ]
      },
      {
        "threshold": 155,
        "angle_deg_clockwise": 1.1378493390635223,
        "start": [
          240.25618951762968,
          697.6360993273846
        ],
        "end": [
          360.2325269844859,
          700.0190487685251
        ]
      },
      {
        "threshold": 175,
        "angle_deg_clockwise": 1.6193870879240986,
        "start": [
          239.1758288747998,
          698.8619483025379
        ],
        "end": [
          359.1279020763299,
          702.2531331478037
        ]
      },
      {
        "threshold": 195,
        "angle_deg_clockwise": -0.5956402026366414,
        "start": [
          238.07614583164602,
          700.4142611256196
        ],
        "end": [
          358.06966142742783,
          699.1667776728785
        ]
      }
    ]
  },
  {
    "photo": "P15",
    "feature": "twelve",
    "method": "Thresholded lume geometry; triangle base-to-tip or rectangular lume PCA; image angle only",
    "trials": [
      {
        "threshold": 135,
        "angle_deg_clockwise": -0.5121807377892367,
        "start": [
          700.6556543837357,
          224.32909783989834
        ],
        "end": [
          701.9347826086956,
          367.4166666666667
        ]
      },
      {
        "threshold": 155,
        "angle_deg_clockwise": -0.24946085751200542,
        "start": [
          701.8838526912182,
          224.88243626062322
        ],
        "end": [
          702.504,
          367.316
        ]
      },
      {
        "threshold": 175,
        "angle_deg_clockwise": -0.5658333293754367,
        "start": [
          702.2659698025552,
          227.52148664343787
        ],
        "end": [
          703.6333333333333,
          365.975
        ]
      },
      {
        "threshold": 195,
        "angle_deg_clockwise": -4.045943040848911,
        "start": [
          695.3284916201118,
          234.0804469273743
        ],
        "end": [
          704.5370370370371,
          364.26851851851853
        ]
      }
    ]
  }
]