{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012371","490:4900012312","490:4900012592","490:4900013087","490:4900012451","490:4900013257","490:4900012525","490:4900012375","490:4900013290","490:4900012369","490:4900012305","490:4900012311","490:4900013191","490:4900012922","490:4900012300","490:4900012523","490:4900012243","490:4900012378","490:4900012797","494:4940007738","490:4900013192","490:4900013291","490:4900012661","490:4900013294","490:4900012522"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.12229138255341633,0.08020396090359819,0.06165233673423358,0.058939233390328194,0.056446912252840195,0.055753801313166006,0.04355969604964039,0.03868198836297718,0.03275611604866987,0.03196433903317125,0.029043943039964343,0.028282905361845283,0.025248472937932493,0.023234565081697044,0.02236390180204693,0.0205334143064889,0.01831624567110489,0.0168146080384039,0.01663916183445151,0.015021858789306829,0.01448833154652581,0.013920439282510437,0.012710567976115526,0.011433402995730228,0.010616478906399582],"twin_dists":[0.2662489518964313,0.29175154552197446,0.30658325338937215,0.30904934244720067,0.31139854390992794,0.31206705381759836,0.3251338705952232,0.3312375511673241,0.3395995874356908,0.3408127486037231,0.3455220518741429,0.34681584008375754,0.35229227827723264,0.3562499673742982,0.35805372244513056,0.36205418813295775,0.3673390015068447,0.3712460456342131,0.37172230141968793,0.37633354777047595,0.37795089938150994,0.3797311946075051,0.3837487391286508,0.38837536567299985,0.39158171796103586],"n_dims_used":45,"mean_confidence":0.9123550415039062},"coverage":{"mean_confidence":0.9123550415039062,"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}}