{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002808","490:4900000830","490:4900001592","490:4900001888","490:4900004863","490:4900001759","493:4930004109","490:4900001735","490:4900002354","466:4660002178","490:4900000511","490:4900001757","490:4900001208","490:4900002204","490:4900000948","466:4660000792","466:4660002248","490:4900000044","490:4900000957","487:4870002773","490:4900002501","469:4690003549","490:4900000952","490:4900005785","466:4660001969"],"twin_admin_codes":[490,490,490,490,490,490,493,490,490,466,490,490,490,490,490,466,466,490,490,487,490,469,490,490,466],"twin_sims":[0.671591631054993,0.43120031008097925,0.4131892157420129,0.4059028714595525,0.3931870887266344,0.3858858863829015,0.35627404420924563,0.333053224396254,0.33201261936003734,0.32666316429424924,0.2972653981938375,0.2847906441527147,0.28456851152318013,0.2839659558350368,0.278212762697491,0.276810926814753,0.2613709162984606,0.25910424225912093,0.2506038882156341,0.2473977155809154,0.24111139072072182,0.24083203664021643,0.2397467620995193,0.2369453172369289,0.2366195442832785],"twin_dists":[0.11588775752057161,0.16845502437557125,0.17267443315203898,0.17440372705540058,0.17745529523541656,0.1792280709221602,0.1865908216420109,0.19258709049053804,0.19286097246485226,0.19427640760331774,0.20229842661501735,0.20584192183919034,0.20590585151398752,0.20607941827115886,0.20774796423161349,0.2081576958024675,0.21275762025418712,0.21344703616709249,0.21606694451743788,0.21706981489321156,0.21906066870638174,0.21914991369297956,0.21949726432201266,0.22039864222275776,0.22050391127021696],"n_dims_used":45,"mean_confidence":0.9162333170572917},"coverage":{"mean_confidence":0.9162333170572917,"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}}