{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004161","490:4900003878","490:4900003338","490:4900001699","490:4900004444","490:4900003603","490:4900003471","490:4900001732","490:4900002778","490:4900003466","490:4900002022","490:4900001469","490:4900002148","490:4900002303","490:4900004150","490:4900003477","490:4900003071","490:4900004302","490:4900002017","490:4900003594","490:4900001701","490:4900002016","490:4900004559","490:4900004305","490:4900004430"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8907119486435231,0.6868675088547851,0.6561488124168913,0.6498367985553276,0.6430834819451754,0.6343696921903392,0.6335064777384131,0.6303730093567373,0.6235372319133027,0.6149039434663638,0.5985496671512108,0.5954135719338026,0.5754066638130614,0.5609228532157577,0.5581930415123054,0.5569251188661154,0.5534622840291487,0.5440076393420178,0.5434972188716708,0.49994351665739784,0.49831006912935655,0.46695112986541043,0.4626040757096917,0.44391876310033973,0.44306090925429675],"twin_dists":[0.062484124521791785,0.11256662588008395,0.11922558116215272,0.12058537041617591,0.12203789852850516,0.1239091617030454,0.12409438334307969,0.12476654156304616,0.12623196225151184,0.12808142828326055,0.13158353025837602,0.13225521949129357,0.1365447572098,0.13965848739847964,0.1402464579846377,0.14051969214438584,0.14126639325878448,0.14330894820249315,0.14341939012939267,0.15292798403087157,0.1532885160094734,0.16028118494151122,0.16126246004978623,0.1655187745253341,0.16571577706386736],"n_dims_used":45,"mean_confidence":0.9166609022352431},"coverage":{"mean_confidence":0.9166609022352431,"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}}