{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001923","490:4900001927","490:4900002544","490:4900002549","490:4900001112","490:4900003798","490:4900002379","490:4900002529","490:4900003516","490:4900003389","490:4900002535","490:4900001237","490:4900004083","490:4900001928","490:4900004350","490:4900004077","490:4900004504","490:4900001114","490:4900003954","490:4900002383","490:4900004086","490:4900003137","490:4900004364","490:4900004216","490:4900002376"],"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":[0.11628747897157721,0.06968281459432334,0.06831881463510102,0.06624304665852451,0.06107285405200203,0.0559022179474442,0.0533842942848939,0.046623195150990435,0.044908804409021175,0.042135536350014526,0.04138799929304748,0.040360367942210346,0.036643364813771236,0.034012670340616336,0.033964462741118424,0.03232112238650082,0.031723103683068236,0.03141339897859196,0.031072585036733647,0.030311137361882613,0.03017765700922218,0.02794654258772832,0.024580090190300115,0.024133122398198963,0.023219124305622462],"twin_dists":[0.2694192874949899,0.299771111313615,0.30088138152147137,0.30260614940543074,0.3071023780998054,0.3119233294252783,0.31440565094446654,0.32158859111861604,0.3235476338576643,0.3268537988041644,0.3277762580634751,0.32906755673543425,0.33398319266483656,0.33772472211609045,0.33779555289699115,0.34026294373705135,0.34118747335721406,0.341672144338071,0.34221024720691645,0.3434309779511978,0.3436476706869762,0.3473972255711298,0.3535744844616973,0.35444886754694904,0.3562814414220663],"n_dims_used":45,"mean_confidence":0.913438245985243},"coverage":{"mean_confidence":0.913438245985243,"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}}