{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011403","490:4900011192","490:4900011190","490:4900011119","490:4900011471","490:4900011196","490:4900011191","490:4900011989","490:4900011729","490:4900012064","490:4900012209","490:4900011194","490:4900011528","490:4900011657","490:4900012212","490:4900011118","490:4900011601","490:4900011664","490:4900011796","490:4900011041","490:4900011611","490:4900011791","490:4900011535","490:4900011612","490:4900011734"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5883502100830235,0.5824025120852611,0.5657424632990254,0.5550052815192711,0.5459433290791467,0.5283050812905551,0.4833008344515584,0.4806537894350819,0.4777129582355879,0.4686083159154236,0.46464334243078864,0.46141693435941084,0.42751764679356064,0.4233477327032808,0.4086286380175464,0.40051458737967643,0.3996668322079673,0.39843620201822894,0.3832564639576014,0.376222540960726,0.3699907189181042,0.35502332999243197,0.3549110259849309,0.3430841488557678,0.33869080155880854],"twin_dists":[0.13376856737406426,0.13504367285315907,0.13862132776476951,0.14093358567293685,0.1428902814578374,0.14671579518455677,0.15661764404402354,0.15720801510611399,0.15786512200999778,0.15990793353736382,0.16080173233142023,0.1615309968353401,0.16931167745548825,0.17028535136553224,0.17375522327805137,0.1756914386195824,0.17589474828563065,0.17619022899691505,0.1798703880036913,0.18159913030034877,0.1831439677137549,0.18690845437241607,0.1869370034867111,0.1899704212297817,0.19111132769397574],"n_dims_used":45,"mean_confidence":0.9138285319010416},"coverage":{"mean_confidence":0.9138285319010416,"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}}