{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002122},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001945","487:4870002756","466:4660013025","487:4870002032","487:4870002763","490:4900003075","487:4870003007","487:4870001677","487:4870003282","466:4660014568","487:4870001487","487:4870001581","487:4870003283","487:4870001583","487:4870002760","487:4870002645","487:4870000609","487:4870003678","487:4870001500","490:4900002920","487:4870001121","487:4870003150","466:4660014408","490:4900003888","466:4660013141"],"twin_admin_codes":[487,487,466,487,487,490,487,487,487,466,487,487,487,487,487,487,487,487,487,490,487,487,466,490,466],"twin_sims":[0.5116760978133511,0.5078952003307077,0.46728557036107116,0.44290038539562104,0.43159187521184955,0.41789634610435894,0.41122427899403163,0.39881739220089985,0.3918414047356986,0.3732704717582813,0.3652474967464656,0.35843024001208323,0.3569271838752068,0.34681487900751734,0.343220718536267,0.3398366144659919,0.33247875937594185,0.32503152139192526,0.32398109538383246,0.3090446237950944,0.3072889612546344,0.2996014144943501,0.2944393449815664,0.2919465935722041,0.2894353424010485],"twin_dists":[0.15034770972532838,0.15117749048493315,0.1602058217625216,0.16575265701639838,0.1683641149822791,0.17156433074961053,0.17313945093678587,0.1760986588326153,0.17778086840179091,0.18232934880203497,0.18432846573166553,0.18604457761282042,0.18642517817116452,0.1890076877018216,0.18993508100397102,0.1908130113343061,0.19273822891903553,0.19471067212619397,0.19499088510582496,0.19903192923177332,0.1995141606641232,0.20164471213844262,0.20309332453901363,0.20379822379738322,0.20451197815362127],"n_dims_used":43,"mean_confidence":0.910981111748274},"coverage":{"mean_confidence":0.910981111748274,"n_dims_used":43,"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}}