{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000504","477:4770001087","477:4770001703","477:4770000814","477:4770000712","477:4770000270","489:4890001961","477:4770000396","477:4770000652","477:4770003808","477:4770000901","477:4770000200","477:4770000455","477:4770003923","477:4770000556","477:4770000275","489:4890001963","477:4770000559","489:4890001880","477:4770002199","477:4770000131","485:4850006749","477:4770003848","485:4850007459","477:4770000603"],"twin_admin_codes":[477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,489,477,489,477,477,485,477,485,477],"twin_sims":[0.8490730945366085,0.7951987467482534,0.7855753916162767,0.7268656670169829,0.7228217729076775,0.7142121323526959,0.7096460050319563,0.6912878342080545,0.6803445595242826,0.6751121883813138,0.6718447973240118,0.6640792128815947,0.6622710203588217,0.6532122243935515,0.6476092080528316,0.64644619062248,0.6261266742765946,0.6241104844706015,0.6184228335640758,0.6112111651353219,0.6100957776262131,0.6098712001982106,0.6090758082547807,0.6081941701630524,0.6078329785911155],"twin_dists":[0.07429229392781127,0.08792477844834445,0.09023031229723737,0.10373933029894065,0.10464251035484516,0.10655649747890812,0.10756697391928607,0.11160126023456897,0.11398747243195886,0.11512424977401883,0.11583288793498223,0.11751363988345202,0.1179043500897842,0.119858490318412,0.12106473636678684,0.12131491199794954,0.12567698173055114,0.12610911263920804,0.1273277258005975,0.12887224558061453,0.12911109110053995,0.12915918071522056,0.12932949951103276,0.12951828418900668,0.1295956254602171],"n_dims_used":45,"mean_confidence":0.9217888726128473},"coverage":{"mean_confidence":0.9217888726128473,"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}}