{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000999","494:4940007435","494:4940008245","490:4900000453","490:4900000538","494:4940007003","490:4900000375","494:4940008353","494:4940008042","494:4940008159","490:4900000220","494:4940008255","494:4940007836","494:4940008345","494:4940008259","490:4900000363","494:4940008354","494:4940006764","490:4900012925","490:4900000362","490:4900000452","490:4900000301","490:4900000546","494:4940007633","494:4940008278"],"twin_admin_codes":[490,494,494,490,490,494,490,494,494,494,490,494,494,494,494,490,494,494,490,490,490,490,490,494,494],"twin_sims":[0.41544049792378407,0.4119765184300651,0.3891084041364203,0.36878094521491317,0.31578363748040217,0.3103893977030022,0.2982499868825093,0.20939421609711226,0.20522305101267388,0.20300835730193922,0.19120037346056523,0.1866603499247317,0.1798789220589907,0.17125949433867238,0.16711099018493014,0.14159054967791196,0.1304646052369071,0.12977343452052853,0.12346408191267842,0.12337601047752568,0.11730375201131947,0.11675752600914936,0.11596391350856149,0.10659794851888807,0.10112999065810369],"twin_dists":[0.1721428279945228,0.17296131335143167,0.1784436984580627,0.1834453530880755,0.1971953238432871,0.19866362063668425,0.20202253170924875,0.22966397126024032,0.2311370261128823,0.23192748212291037,0.23624546402406535,0.237955057723337,0.24056396515346307,0.24398265305448,0.24567207661818002,0.2567980778279813,0.2621183334161357,0.2624599295640938,0.26564365209278745,0.2656889586021643,0.268873975125802,0.26916661683742504,0.26959367388556954,0.27481214490151384,0.2780253671214751],"n_dims_used":45,"mean_confidence":0.9116334703233507},"coverage":{"mean_confidence":0.9116334703233507,"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}}