{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002319","490:4900004430","490:4900003462","490:4900004431","490:4900004444","490:4900003329","490:4900004293","490:4900002902","490:4900002456","490:4900003758","490:4900003611","490:4900003594","490:4900003603","490:4900003878","490:4900004015","490:4900004408","490:4900002903","490:4900004295","490:4900004155","490:4900001469","466:4660007040","496:4960004348","494:4940002795","490:4900004429","466:4660006624"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,496,494,490,466],"twin_sims":[0.8349892568204101,0.6715454290506372,0.5927072568353133,0.5736246441198117,0.5331489035448415,0.4796634461698808,0.4668657204826773,0.4355929590534413,0.39678321606629924,0.386908457572444,0.3789075020268837,0.37694201211098255,0.3734612858306512,0.3652068021587459,0.3636640842142598,0.3496660904197615,0.3459447230974702,0.34329266304498257,0.3084283515895411,0.2950220620536352,0.2911193463021995,0.28884866793733566,0.2863424351336437,0.2799181629705841,0.27398804511633923],"twin_dists":[0.07799747907671405,0.11589777046605661,0.13283495853374963,0.1369273841787375,0.14566273730353702,0.15742915588655643,0.1603004341529814,0.1674370834609543,0.17658777646782792,0.17897883904103368,0.18093741074330924,0.18142158878807493,0.18228206382163015,0.1843386614275501,0.1847256002161102,0.1882756006809976,0.18923174321288974,0.18991646688741487,0.1992010220886344,0.20292905379665438,0.20403294116999238,0.2046792556471007,0.205396151317775,0.2072511980116469,0.20898663885013424],"n_dims_used":45,"mean_confidence":0.9179139031304253},"coverage":{"mean_confidence":0.9179139031304253,"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}}