{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001333","479:4790000834","479:4790001406","479:4790000756","479:4790000901","479:4790000484","479:4790000486","479:4790001323","479:4790000759","479:4790001877","479:4790000902","479:4790001190","479:4790001181","479:4790000557","479:4790000757","479:4790001563","479:4790000900","479:4790001797","479:4790001249","479:4790000492","479:4790001046","479:4790000417","479:4790001562","479:4790001401","479:4790001404"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.9167083118623975,0.8982082162078301,0.8934263134713564,0.8793813337154981,0.8598462418124072,0.8521593976807659,0.8407905615081857,0.8397831665045778,0.7940947731232609,0.7750955405929362,0.7593487180307733,0.749264266528976,0.7427306160676542,0.7146633300746165,0.6891323221312605,0.676427462813896,0.6665719012716197,0.6574441120270724,0.6491361103186138,0.642437127092343,0.6407444480025346,0.6394748295793248,0.6386226865509882,0.6357953053870832,0.634605796192127],"twin_dists":[0.054164340421276415,0.06017923837021458,0.061657266156382826,0.06584947701171714,0.07137231016017628,0.07346389909815297,0.07648552910768835,0.07674946108610989,0.08819089037679315,0.0927069124325437,0.09636899849002191,0.09868128690132419,0.10016714335875347,0.10645648040281835,0.11207227292345613,0.11483872915178793,0.11697463730252204,0.11894624518669276,0.12073618257165984,0.12217680672711205,0.12254049539868299,0.12281320728214817,0.12299621008228016,0.1236032102499239,0.12385849610328802],"n_dims_used":45,"mean_confidence":0.9207416110568576},"coverage":{"mean_confidence":0.9207416110568576,"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}}