{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001817","500:5000001354","500:5000001658","500:5000001903","500:5000001524","477:4770001835","500:5000001249","500:5000001467","477:4770001722","500:5000000134","500:5000001805","500:5000000666","500:5000002260","485:4850008630","485:4850007690","477:4770001670","500:5000004994","485:4850008743","485:4850007997","500:5000001594","477:4770001834","485:4850007827","477:4770003928","500:5000001810","500:5000000297"],"twin_admin_codes":[500,500,500,500,500,477,500,500,477,500,500,500,500,485,485,477,500,485,485,500,477,485,477,500,500],"twin_sims":[0.5440070686381585,0.4817174541084333,0.4378973957307822,0.36067535144151,0.3226555630944744,0.2509375251577518,0.25032099943709907,0.2434131790141555,0.2393071519322333,0.22839121449738983,0.2220479554505261,0.21344770915996905,0.1992307612043535,0.19773722972506322,0.19260396702200897,0.18431167743203683,0.18056267949512406,0.16338457228503075,0.16028646168366942,0.15885052169593988,0.15761717297237138,0.14448893166943064,0.13849521633023298,0.13676207046562194,0.13370521422579662],"twin_dists":[0.14330907167783447,0.15697066291206999,0.1669046998204657,0.18547759519469256,0.19534520829028218,0.21596305752509087,0.2161550989041763,0.21832785575094965,0.21963825570607667,0.2231949096171858,0.2253134762376437,0.22825147571692508,0.23328954159410958,0.23383296436434553,0.23572267263527627,0.23885094438473564,0.24029779760033662,0.24721556754939586,0.2485183305422195,0.2491283569712686,0.24965553095741833,0.25546363627130725,0.25824584088202984,0.2590670550029908,0.260534682553358],"n_dims_used":45,"mean_confidence":0.9227227105034722},"coverage":{"mean_confidence":0.9227227105034722,"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}}