{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002120","500:5000000957","500:5000002380","485:4850007787","500:5000001505","477:4770001895","477:4770002265","500:5000005540","477:4770001768","500:5000003781","500:5000003284","500:5000002379","500:5000001277","500:5000001568","477:4770001717","477:4770002017","477:4770000238","485:4850007627","477:4770000490","500:5000002016","485:4850007045","477:4770000461","500:5000004859","477:4770002406","485:4850000547"],"twin_admin_codes":[500,500,500,485,500,477,477,500,477,500,500,500,500,500,477,477,477,485,477,500,485,477,500,477,485],"twin_sims":[0.5328336328352339,0.47918204380183776,0.4727356057708561,0.44107893182202745,0.4384702142226406,0.40403872525309,0.4020909947013981,0.3998538748421038,0.38619683025616675,0.37876421921799375,0.3616000487342426,0.35256406225720494,0.3502063200451787,0.34941781840925185,0.33317774348150175,0.3239383090964732,0.31762437937101684,0.31459185312752413,0.3115935101092538,0.3082812501622684,0.30821109524507734,0.30627581814806004,0.3040533475344312,0.30253149753893493,0.2979542420277909],"twin_dists":[0.14573121682138987,0.15753670425598473,0.15898027391322658,0.1661714944086348,0.1667725362150692,0.17484835393637796,0.17531390051868803,0.17584987466435906,0.1791522512809758,0.18097266568674183,0.18524459509809132,0.1875347065593535,0.18813724313228886,0.18833922289048072,0.19255434899256468,0.19500230952875913,0.19669754076088478,0.19751848878210998,0.1983346112912008,0.19924141250062943,0.19926067920829513,0.19979316514129147,0.20040707437026575,0.20082895439532877,0.20210534709961486],"n_dims_used":45,"mean_confidence":0.9224054124620226},"coverage":{"mean_confidence":0.9224054124620226,"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}}