{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002827","480:4800003462","480:4800003524","480:4800002874","480:4800003647","480:4800003005","480:4800003587","480:4800003473","480:4800003589","480:4800003466","480:4800003220","480:4800003219","480:4800003408","480:4800003316","494:4940002277","480:4800002621","494:4940003513","480:4800002676","480:4800003360","480:4800002841","480:4800003003","480:4800003585","480:4800003307","480:4800003470","480:4800002779"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,494,480,480,480,480,480,480,480,480],"twin_sims":[0.6196395871711463,0.5434732723142555,0.5400494378704305,0.5378850268011178,0.5375029363873048,0.5028166865178384,0.5005119316435661,0.48898890061924744,0.4741183318856314,0.4628299001837043,0.4526072556277723,0.43593505055001774,0.43561638536548364,0.4310379906775584,0.4175629689961338,0.4087841210746793,0.40385761872419557,0.402179098782057,0.3983896979586271,0.3947102238596133,0.3927444623530818,0.391118199350808,0.3888645468059369,0.3868198543174748,0.37366626804344216],"twin_dists":[0.12706707462157407,0.14342457200882985,0.14416589825509013,0.14463498928921337,0.14471783708223898,0.1522946156226256,0.15280260162240478,0.15535241643542894,0.15867009533325957,0.16121140499615666,0.16353157968048682,0.16735798107404024,0.16743166576706817,0.16849271976749294,0.17164277514229587,0.17371828916762705,0.17489159943482893,0.17529281998736942,0.17620140301890572,0.1770874132827037,0.1775623264325323,0.17795605511220422,0.17850294673314607,0.17900042200105354,0.18223128113356332],"n_dims_used":43,"mean_confidence":0.9222626796988553},"coverage":{"mean_confidence":0.9222626796988553,"n_dims_used":43,"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}}