{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002737","480:4800002739","480:4800002591","480:4800002637","480:4800003581","480:4800002788","480:4800003480","480:4800003086","480:4800002738","480:4800002915","480:4800002690","480:4800002931","480:4800002590","480:4800002588","480:4800002879","480:4800003015","480:4800003373","480:4800002691","480:4800002774","480:4800002925","480:4800002687","480:4800002871","480:4800003003","480:4800002693","480:4800003049"],"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":[0.6794828802617048,0.5714541691840613,0.55284942482272,0.5389363284506945,0.4405443223694321,0.396408807255065,0.38753746549114215,0.3663900018770831,0.3631678570945363,0.35509472912565937,0.3502279775225025,0.3373586533262772,0.3230153106029667,0.32208925109206415,0.3212695302713066,0.31659761182482615,0.3112432180612313,0.3108125480903759,0.30956577910220867,0.3011552464058379,0.2869486709813179,0.266135266718159,0.26307436001981416,0.2608290010009901,0.2572126505903668],"twin_dists":[0.1141748534728067,0.13739358024060885,0.14139861987272018,0.14440709658335169,0.16629455359302,0.1766779281761395,0.1788256855269563,0.1840424533056672,0.1848502382734268,0.18689030622868605,0.18813169879329436,0.19145884083302522,0.19524896541997847,0.1954968345524849,0.19571657343967824,0.19697500292732864,0.19843024931449302,0.19854791678097322,0.1988890856089084,0.2012115365346983,0.2052223969657264,0.21132064390073654,0.21224197823201063,0.21292210267462722,0.21402528223480966],"n_dims_used":43,"mean_confidence":0.9222401463708212},"coverage":{"mean_confidence":0.9222401463708212,"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}}