{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012073","490:4900008608","490:4900009789","490:4900012141","490:4900011667","490:4900012072","490:4900012140","490:4900012000","490:4900012207","490:4900009575","490:4900009671","490:4900009568","490:4900011416","490:4900010445","490:4900004652","490:4900009586","490:4900012749","490:4900009675","490:4900010698","490:4900012475","490:4900007969","490:4900012822","490:4900012836","490:4900012135","490:4900008708"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.37709655675544645,0.2806848153833923,0.2530590820219014,0.191235447083799,0.1630752044276089,0.1565813452712253,0.15640804615960716,0.15529419024299723,0.13352658966004227,0.11021869800064872,0.10354684690282671,0.08035024954264773,0.05936324994265005,0.056856816000562846,0.05475211794235686,0.05420339897801727,0.05309824008860497,0.048070751728893635,0.040074951704689825,0.03781580403269436,0.036659813413589905,0.03658386512045631,0.036571521229066,0.03577194642779681,0.03358667561608623],"twin_dists":[0.1813834738910948,0.20702847892778078,0.21530450484957642,0.23623236773304418,0.24734484833155998,0.2501006072978853,0.2501752805172486,0.25065668107991945,0.2606212178191411,0.2727542788417305,0.27658882285244096,0.2916461718829094,0.3086578568133537,0.3110063740155296,0.3130454310285578,0.3135876800299381,0.31469376164772495,0.3199808683487775,0.3294311254301105,0.3323887863456209,0.3339605267135989,0.33406525463542225,0.33408229351730334,0.3351965317605603,0.33835361710984435],"n_dims_used":45,"mean_confidence":0.911305406358507},"coverage":{"mean_confidence":0.911305406358507,"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}}