{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004471},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002818","490:4900002970","490:4900003505","490:4900003776","490:4900004053","490:4900004209","490:4900004478","490:4900003242","490:4900006666","491:4910002159","490:4900002821","490:4900006447","490:4900004472","490:4900006198","490:4900003915","490:4900003772","490:4900003504","490:4900002669","490:4900002966","490:4900002673","490:4900002963","490:4900004608","490:4900003373","490:4900002822","490:4900002674"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5496448663914579,0.5129230146621716,0.48037361911776333,0.4285851268043691,0.3814751125034489,0.37474322703678503,0.36776489793764694,0.3365699756170025,0.33588101041948687,0.3344358013732854,0.3322978392137953,0.33226426474857124,0.3251965267883214,0.31926868751884274,0.3076539975781999,0.2992635133438177,0.2908461846789339,0.2894272241660203,0.25989877023959124,0.2562282494360884,0.25505891926910534,0.253452881881296,0.24520973122722173,0.2390583710137145,0.2387820020552462],"twin_dists":[0.1420903943237964,0.15007439720413074,0.15727056160127376,0.16906305300680313,0.18030673594658064,0.18196469797139575,0.1836988574336418,0.19166492965851,0.19184517650381477,0.19222392380594613,0.19278585747592497,0.1927946977573573,0.19466670081352508,0.19625425267319468,0.19941376509536848,0.2017390856402283,0.2041105332296812,0.20451429151050318,0.21320494799535242,0.2143272694176215,0.2146869433977444,0.2151826526368439,0.21775899933307602,0.21971811914116035,0.21980690229109168],"n_dims_used":45,"mean_confidence":0.8980295817057292},"coverage":{"mean_confidence":0.8980295817057292,"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}}