{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003867","490:4900003061","490:4900002611","490:4900001998","490:4900001695","490:4900003076","490:4900004012","490:4900002465","490:4900001849","490:4900003726","490:4900001997","490:4900001567","490:4900002612","490:4900004010","490:4900002313","490:4900003336","490:4900001992","490:4900000902","487:4870001778","490:4900000924","490:4900000783","490:4900002453","490:4900003209","490:4900003056","490:4900002757"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490],"twin_sims":[0.7217183612057525,0.678334398556733,0.6728726462746724,0.6121203615582224,0.5951908169641628,0.5913343907515632,0.586430828676774,0.5758697497343235,0.5704976360764482,0.5682557153297576,0.568110777139343,0.5533296123487451,0.5496608601872871,0.5455253023366194,0.5335353813354026,0.5316608870125966,0.521212208623015,0.5045769189127031,0.5027149741756339,0.49974008833529054,0.4916082289041501,0.4904705097078481,0.4711603031323283,0.4686261692684539,0.45589702524684506],"twin_dists":[0.10488847205806448,0.11442449426420472,0.11561006388334621,0.128677548200639,0.13230293356107634,0.13312909314753682,0.13417996430125553,0.13644534430188132,0.13759909304862966,0.13808092272769815,0.13811207999998407,0.1412950157280274,0.14208694009337489,0.14298067355854518,0.1455788023162051,0.1459860208155841,0.14826161228417825,0.15190707492035438,0.152317020321007,0.1529728664082016,0.1547712867371333,0.15502358974254568,0.15933402016120415,0.15990391484587546,0.1627828728761],"n_dims_used":45,"mean_confidence":0.917309824625651},"coverage":{"mean_confidence":0.917309824625651,"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}}