{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001089},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001045","480:4800000345","480:4800000572","480:4800001006","480:4800001086","480:4800000544","480:4800000318","480:4800000690","480:4800000447","480:4800000970","480:4800000612","480:4800000656","480:4800000681","480:4800000874","480:4800000759","480:4800000376","480:4800000320","480:4800000680","480:4800000375","480:4800000725","480:4800000799","480:4800000411","480:4800000549","480:4800000622","480:4800001034"],"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":[0.7871636337855503,0.6783131063864098,0.6130824294743474,0.593255179242824,0.5680839582165875,0.5546067118534039,0.533079170662656,0.5308276727443128,0.5074405163001803,0.5052244642211604,0.4792959844347005,0.45885764648090877,0.4226542772548482,0.41294301200507666,0.39699957421032883,0.39453713273219787,0.39393312936298663,0.3905315482834306,0.388995584473433,0.37211456540257853,0.36986832967962574,0.3690647380504554,0.3665078403885318,0.3656237632422449,0.3595665881275722],"twin_dists":[0.08985195951686692,0.11442912129954663,0.1284715228949521,0.1327175754830181,0.13811784534782096,0.14101953923718397,0.1456778831707743,0.14616712548202215,0.15127738626869427,0.15176460025095384,0.15751124606778086,0.16211075380037698,0.17044765966949674,0.17273264636068053,0.17653569866260252,0.1771291867429662,0.17727502213742763,0.1780982746186073,0.17847110727430301,0.1826160451271923,0.1831744356608506,0.18337460892225402,0.1840129793612928,0.1842342223156353,0.18575737707562964],"n_dims_used":43,"mean_confidence":0.9152706944665243},"coverage":{"mean_confidence":0.9152706944665243,"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}}