{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002533","480:4800002306","480:4800001953","480:4800002208","480:4800002399","480:4800001727","480:4800002155","480:4800001505","480:4800001504","480:4800002485","480:4800001897","480:4800002169","480:4800001675","480:4800002483","480:4800002532","480:4800001672","480:4800002016","480:4800002435","480:4800003854","480:4800002202","480:4800002389","480:4800002255","480:4800001725","480:4800001273","480:4800001892"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5697598238399053,0.4451526036325733,0.41559242313271627,0.4145554958714799,0.3745134180061649,0.35033806461768685,0.34015086699564784,0.3294911962654873,0.32370279953022296,0.3230146328698822,0.3125263872293869,0.30770676351976756,0.3015821594857566,0.28790484355787094,0.2798519284652467,0.27115502167480376,0.2537726561618105,0.25242689045303135,0.2514289845916803,0.23792645945070912,0.22033957343100347,0.20570060692131506,0.20546060115482828,0.18345932373920712,0.18120408765736634],"twin_dists":[0.1377576389345183,0.1652356844369935,0.1721069980964564,0.17235165845895015,0.18202155173338466,0.1881035191448087,0.19073128902901038,0.19352655215900613,0.19506520828547477,0.19524914667697685,0.19808021279865906,0.19939925860864502,0.2010927507661715,0.2049487932292284,0.20727045707088235,0.2098238475277495,0.21508379444114517,0.21550037438267186,0.2158101886428849,0.22008216904298888,0.2258909318743361,0.23096734602559127,0.23105258860082167,0.23917805646371076,0.2400487632436344],"n_dims_used":43,"mean_confidence":0.9180320030034974},"coverage":{"mean_confidence":0.9180320030034974,"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}}