{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000194","477:4770000058","489:4890002365","477:4770000275","477:4770000105","477:4770000087","489:4890001698","477:4770000062","477:4770000189","477:4770000231","489:4890001961","477:4770000131","477:4770000038","489:4890001777","477:4770000779","477:4770000652","477:4770002199","477:4770000270","477:4770000603","477:4770000222","489:4890001787","477:4770000226","489:4890001880","489:4890002196","477:4770000762"],"twin_admin_codes":[477,477,489,477,477,477,489,477,477,477,489,477,477,489,477,477,477,477,477,477,489,477,489,489,477],"twin_sims":[0.8539049814644787,0.7290380199062767,0.7246086613393915,0.6967100042805991,0.694484225412161,0.6944740255742387,0.683551188181326,0.6546794412111939,0.6525296037289274,0.6354674209129364,0.6171766404519413,0.6065424480370912,0.6034885170320122,0.5828065442269149,0.5816663570701689,0.5539209520604851,0.5499031305306198,0.5481060280602394,0.5460041327897183,0.545978357459887,0.5457758449060194,0.5414373616109528,0.5407886372819415,0.53915190187797,0.5350501802512143],"twin_dists":[0.07299254789021534,0.10325297737677905,0.10424376306956278,0.11041409484624204,0.11090183625046854,0.11090407002150748,0.11328952857712744,0.11954233189866201,0.12000554021076391,0.1236735838665379,0.12759466200742492,0.12987196310520363,0.13052589712521445,0.1349570255844308,0.135201557646739,0.1411674487945845,0.14203461822443955,0.14242282012316163,0.14287713455915185,0.14288270763614672,0.14292649598375473,0.14386528176488533,0.14400577388221314,0.14436037685188266,0.1452499383156427],"n_dims_used":45,"mean_confidence":0.9196178860134548},"coverage":{"mean_confidence":0.9196178860134548,"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}}