{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001420","477:4770001002","477:4770001244","477:4770001772","477:4770001243","477:4770000947","477:4770001248","477:4770001063","477:4770000938","477:4770001067","477:4770001537","477:4770001371","477:4770000837","477:4770001753","477:4770000957","500:5000001623","477:4770001135","477:4770001189","477:4770001425","477:4770001315","477:4770001364","477:4770001133","477:4770001077","477:4770001062","477:4770001074"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8350402487813197,0.8344602261533086,0.7901729535164987,0.7767623043535927,0.738743918567632,0.7377409382925479,0.7219936126265154,0.7148627083575778,0.7001142295299371,0.6991587355532376,0.6987084919533515,0.6913377229566064,0.6476462000987367,0.647030251394104,0.6435025356126538,0.6419564514585072,0.6353784816966626,0.6352337321156125,0.6327185660144913,0.6319489931162413,0.6205691333696793,0.6204159905854375,0.6127080503836633,0.611108715814424,0.6004505261276862],"twin_dists":[0.07798427185521062,0.07813441696632728,0.08913278190818902,0.09231525515626911,0.10106938115581546,0.10129586395189827,0.10482713457533209,0.10641227436936838,0.1096669540969774,0.10987680563864331,0.10997565138842451,0.11159035266874077,0.12105677793974495,0.12118928355679565,0.12194782978709828,0.12228009698915464,0.12369267218330633,0.12372373804996027,0.12426342610615686,0.12442851559035675,0.12686793329966484,0.12690074280139288,0.12855169636466934,0.12889418401023098,0.13117645053483198],"n_dims_used":44,"mean_confidence":0.9206796125932173},"coverage":{"mean_confidence":0.9206796125932173,"n_dims_used":44,"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}}