{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001438},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001439","500:5000001182","500:5000001132","500:5000001443","500:5000002366","500:5000001185","500:5000002009","500:5000002365","477:4770001948","477:4770001715","499:4990000294","500:5000001123","500:5000001387","500:5000001554","500:5000002627","500:5000002137","485:4850000392","477:4770003819","500:5000001170","500:5000001555","485:4850007392","500:5000001624","500:5000001393","485:4850007268","485:4850006675"],"twin_admin_codes":[500,500,500,500,500,500,500,500,477,477,499,500,500,500,500,500,485,477,500,500,485,500,500,485,485],"twin_sims":[0.760151100192223,0.7458603264524617,0.7391194387853361,0.7182045478013033,0.7107353548853844,0.7104714762068852,0.6996905870332756,0.6841826937138171,0.6435968407690836,0.625502974692074,0.6186650775252261,0.6138374324319046,0.6125268481930254,0.5993340596291131,0.5922632988913749,0.590021158988855,0.5812837201436745,0.5802044617909146,0.5784824792256418,0.5776213642300332,0.5614094641060895,0.5609377504763815,0.5605116468669579,0.5553115330773754,0.553919484010333],"twin_dists":[0.09618397020750355,0.09945654364266668,0.100984533574533,0.10567041385057288,0.10732617884087814,0.10738452348702449,0.10976001124433703,0.11315195745734787,0.12192755935208839,0.12581066918924205,0.12727583437364948,0.12830983529944942,0.12859050053677593,0.1314155445712658,0.13293007246662886,0.13341048201646102,0.1352836287027851,0.13551513976462495,0.13588459448774623,0.13606938371737223,0.13955371818895626,0.1396552797788702,0.13974703129334584,0.14086754730222664,0.14116776546414128],"n_dims_used":45,"mean_confidence":0.9231355455186632},"coverage":{"mean_confidence":0.9231355455186632,"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}}