{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004297},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004581","490:4900002475","490:4900003482","490:4900002454","490:4900000766","490:4900000780","494:4940007721","487:4870001105","490:4900001284","487:4870000479","490:4900006047","494:4940008620","490:4900003736","487:4870001009","490:4900006044","490:4900001989","490:4900002772","490:4900002312","490:4900000840","490:4900000687","494:4940008657","490:4900002794","490:4900003859","490:4900002304","490:4900003885"],"twin_admin_codes":[490,490,490,490,490,490,494,487,490,487,490,494,490,487,490,490,490,490,490,490,494,490,490,490,490],"twin_sims":[0.5331495217327479,0.4951507460590394,0.34876451639566697,0.31515417048444744,0.30778907334770106,0.278657921815649,0.22799422871504557,0.20524242839867554,0.19883759901697956,0.18970782999399902,0.18956239349410356,0.18859518305640813,0.17986831509335133,0.17949308453406504,0.17037957527628778,0.1698899847747134,0.1667082776089663,0.16317164885157595,0.16191937563379416,0.1600909579034277,0.15947670995995597,0.15816495055502847,0.15793793377362508,0.153772488210618,0.151209357232757],"twin_dists":[0.14566260303595807,0.15398678826580153,0.1885067515334085,0.19736592415121154,0.19937663273456702,0.20761811551364834,0.22332634395069856,0.2311301358912378,0.233432320405827,0.23680433262201286,0.23685895399937854,0.23722295570238427,0.24056809978751542,0.24071447733821535,0.24433851233085446,0.24453708501563262,0.24583767631837886,0.24730452642825698,0.24782943205936406,0.24860115149345238,0.24886184386068613,0.24942102295581198,0.24951813870585798,0.2513184500917012,0.25244406250491414],"n_dims_used":45,"mean_confidence":0.9141465928819444},"coverage":{"mean_confidence":0.9141465928819444,"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}}