{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000045","491:4910000421","491:4910000053","491:4910000013","491:4910000406","491:4910000080","491:4910000100","491:4910000372","491:4910000101","491:4910000167","491:4910000115","491:4910000070","491:4910000469","491:4910000509","491:4910000318","491:4910000156","491:4910000144","491:4910000468","491:4910000008","491:4910000022","491:4910000044","491:4910000295","491:4910000414","491:4910000021","491:4910000619"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.576327416789665,0.5429024684687502,0.47470786386326674,0.43546531500689595,0.4336834899264352,0.415755101106059,0.40067375261340243,0.3980612884092122,0.381210864379969,0.3664193365627693,0.359286210682234,0.2761456529099452,0.2725700499366953,0.2513176993171056,0.24692526088422065,0.2463447340852715,0.24156829316961406,0.23471088551393657,0.23454299146812102,0.22807400382818607,0.20980709347475293,0.20487291918570946,0.18905951474466579,0.18637901352732886,0.17755335362436142],"twin_dists":[0.13634710207133777,0.14354810245487812,0.1585379401321245,0.1674666051437202,0.16787906958432738,0.17206863852822193,0.17565328920838522,0.176280330422256,0.18037154771286076,0.1840351156255303,0.18582819643069776,0.20835258673075333,0.20940501225715816,0.2158447873145981,0.2172182987522909,0.21740099787156272,0.2189148469090443,0.22112257941362187,0.22117715751783126,0.22329991980007557,0.22951925402170625,0.2312616029612187,0.23704804565279422,0.23806195251720366,0.24147464838743848],"n_dims_used":45,"mean_confidence":0.890069580078125},"coverage":{"mean_confidence":0.890069580078125,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}