{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001394","491:4910000990","491:4910001120","491:4910001328","491:4910001133","491:4910001185","491:4910001055","491:4910001513","491:4910001134","491:4910001747","491:4910000999","491:4910001748","491:4910001571","491:4910001119","491:4910001068","491:4910001806","490:4900006444","491:4910001512","491:4910001198","491:4910001069","491:4910001054","497:4970001274","491:4910001572","491:4910002615","497:4970001517"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,497,491,491,497],"twin_sims":[0.3789046986025831,0.33871522543980503,0.3120397687595363,0.29701874252352967,0.27559961116560955,0.18907398348840368,0.1782362029242817,0.16793964211142756,0.1594814825649379,0.14565612424146349,0.08451077646111119,0.07217217831659166,0.0676442005463153,0.06646069238509968,0.06537514955852688,0.06193469081212112,0.052909067097146184,0.05243276639424149,0.040258334974041264,0.038929908984789194,0.036895066857467775,0.03569527527891474,0.03239314296966025,0.03158964214757588,0.03118135530932432],"twin_dists":[0.1809381004679307,0.19110496319664041,0.19821286102007524,0.20236762690234103,0.20851276340000321,0.23704260022542864,0.24120637371981388,0.24533222842005473,0.24885981551080047,0.25493185806484336,0.28871167002830017,0.2977895203057533,0.30143718289827853,0.3024232557773234,0.3033403791580451,0.3063317583876053,0.3148850028223659,0.31536903624956975,0.3291972782391276,0.33091206136736456,0.3336372914363676,0.3353044844537684,0.34015258918513025,0.34139583493196624,0.3420379660318637],"n_dims_used":45,"mean_confidence":0.8970928615993924},"coverage":{"mean_confidence":0.8970928615993924,"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}}