{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002568},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003155","490:4900003001","490:4900002415","490:4900003412","490:4900003160","490:4900002712","490:4900002110","490:4900002417","490:4900002567","490:4900003291","490:4900002566","490:4900002573","490:4900001953","490:4900001949","490:4900002856","490:4900003823","490:4900003161","490:4900002401","490:4900004376","490:4900003002","490:4900002570","490:4900003553","490:4900002266","490:4900002563","490:4900002565"],"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":[0.5353877208849217,0.32605892344121234,0.2839787501976909,0.2768827707111302,0.2633526994537008,0.26134938547535275,0.25681315082608175,0.23024131193574618,0.19895903855939975,0.19648991836943008,0.1959923165935086,0.19437657421126978,0.18960145877961337,0.1841343022296625,0.17854162044197508,0.17672893621344138,0.17430367840379693,0.17233939276256155,0.17113281201134975,0.16405778095485746,0.1637453301498888,0.16204476692594824,0.15536527177227105,0.1443418627122867,0.14045540859977376],"twin_dists":[0.1451766835542247,0.19443708691603687,0.2060757305374349,0.20813666637474335,0.2121579221804814,0.2127641512162882,0.21414774951404714,0.22258436146732796,0.23338819824487372,0.2342889786852767,0.2344714602019259,0.23506621319506324,0.2368442794284523,0.23891892859209032,0.24108661891999555,0.24179952062290308,0.24276152387436228,0.24354770378127918,0.24403380536678265,0.2469348536136938,0.24706503519445794,0.24777674045372927,0.2506258848702656,0.255530867184556,0.25732624552614414],"n_dims_used":45,"mean_confidence":0.9162468804253472},"coverage":{"mean_confidence":0.9162468804253472,"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}}