{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000246","500:5000000057","485:4850007589","485:4850006978","500:5000000335","485:4850008910","500:5000000558","485:4850007340","500:5000003627","485:4850007339","485:4850007275","477:4770000295","500:5000000447","500:5000005381","485:4850007341","485:4850008732","485:4850006996","485:4850006373","500:5000005993","485:4850006604","500:5000000444","500:5000000005","485:4850006832","500:5000001470","500:5000001902"],"twin_admin_codes":[500,500,485,485,500,485,500,485,500,485,485,477,500,500,485,485,485,485,500,485,500,500,485,500,500],"twin_sims":[0.46912276486864773,0.45471042456093075,0.4136172682350356,0.3728271687436603,0.35512578693594005,0.31366289001331166,0.29071218797136233,0.2877619377429673,0.2803985302813922,0.2731886351673826,0.26663679180326516,0.23848596294758503,0.22852939154521268,0.22428928161599865,0.22418008132431863,0.22127338306895536,0.22073851400892983,0.21958538783412254,0.21815862674455103,0.21642796461418584,0.20813075558304991,0.20334856578189553,0.20010456423542256,0.19977889419983721,0.1993417642418292],"twin_dists":[0.15979215476294337,0.16305269827722993,0.1725732588783513,0.1824392481991632,0.1868824125816436,0.19777086915155456,0.2041486110942719,0.20498965035166752,0.20711160395979425,0.2092223372376232,0.21117031530099922,0.21990207867598352,0.22314919731887692,0.22456035908464947,0.2245969354253146,0.22557492249914607,0.22575581747250026,0.22614680993003836,0.22663249381573994,0.22722450091466362,0.2301080353988578,0.2318056737594603,0.23297291036226023,0.23309080847292982,0.23324926549278638],"n_dims_used":45,"mean_confidence":0.9190014309353298},"coverage":{"mean_confidence":0.9190014309353298,"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}}