{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002911","488:4880003436","488:4880003179","488:4880003029","488:4880003170","488:4880003328","488:4880003501","488:4880003132","488:4880003616","488:4880003184","488:4880003565","481:4810000856","488:4880002844","496:4960011723","488:4880003125","488:4880002875","488:4880003397","488:4880003878","488:4880003291","488:4880003028","488:4880004046","488:4880003679","481:4810001202","488:4880003268","496:4960004888"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,481,488,496,488,488,488,488,488,488,488,488,481,488,496],"twin_sims":[0.5964064142624388,0.5259358797428582,0.5251503457109674,0.4468953028726651,0.4327547986285799,0.388302415221213,0.3855200149291494,0.373003380501792,0.372060450946485,0.3536628315255848,0.3337297186596852,0.3157323106354111,0.27665550210476453,0.26959778616966346,0.2609795403051297,0.2606732518832344,0.2602004994562871,0.2562881569181219,0.25377548658291965,0.2479398425281465,0.24483352452515186,0.24378394580400337,0.23815499475734067,0.23502712686140143,0.22742051028908417],"twin_dists":[0.1320425604315222,0.14723161841031177,0.1474027582053826,0.16483635275636718,0.1680943163893959,0.17863959050369052,0.1793173211102114,0.18239555577450003,0.18262947775542646,0.18725462593557674,0.19240929087332673,0.1972092274032283,0.20820320158021244,0.21028633629447932,0.21287638940374534,0.21296941541594389,0.21311313480059127,0.21430887050342054,0.21508291977021476,0.2168996584448141,0.21787789751797315,0.21821023560003727,0.22000857587105987,0.22101984676024994,0.22351655895220698],"n_dims_used":45,"mean_confidence":0.9225236680772569},"coverage":{"mean_confidence":0.9225236680772569,"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}}