{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001375","491:4910001039","491:4910000964","491:4910002232","491:4910001599","491:4910001850","491:4910001305","491:4910001028","491:4910001775","491:4910001885","491:4910001989","491:4910003117","491:4910001903","491:4910002102","491:4910002471","491:4910002103","491:4910001715","491:4910001431","491:4910001907","491:4910001301","491:4910001604","491:4910001093","491:4910001953","491:4910001100","491:4910001835"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5764044619804055,0.5697979533663264,0.49262228212207465,0.454014877479465,0.4462331451598422,0.4309263616405948,0.4148470266457781,0.37512973141176675,0.3726018263881436,0.36724547410522296,0.365622430856442,0.36527206088724784,0.3556096510544104,0.3534135559912524,0.35139039223089863,0.33219367770363484,0.31210093803018857,0.3048254047279306,0.3039022583735469,0.3017680828366605,0.2977455472926615,0.2974843013175,0.2907544064869389,0.2887313737921571,0.28687560913230037],"twin_dists":[0.1363305643623084,0.13774944485874435,0.15454655376713722,0.1632109807955574,0.16498801327825036,0.16851864669241193,0.17228284585387657,0.1818691170124415,0.1824951376005946,0.18382858921548487,0.1842345559519896,0.18432231166410112,0.18675947982085309,0.18731812756065133,0.18783438191703664,0.1928132851799507,0.19819618029488834,0.20019351679298972,0.20044890368690624,0.20104104945396065,0.2021638154893193,0.20223704068686826,0.20413661272534578,0.20471272385948303,0.20524332567902528],"n_dims_used":45,"mean_confidence":0.8987669203016493},"coverage":{"mean_confidence":0.8987669203016493,"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}}