{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005024","489:4890005108","470:4700006416","470:4700006556","479:4790003757","489:4890004112","470:4700007892","470:4700006420","496:4960004867","470:4700007995","470:4700006946","489:4890004277","470:4700007047","479:4790002818","470:4700004315","470:4700005853","470:4700007045","479:4790002636","496:4960004115","479:4790002647","470:4700005710","489:4890004052","470:4700005998","472:4720004865","472:4720005377"],"twin_admin_codes":[489,489,470,470,479,489,470,470,496,470,470,489,470,479,470,470,470,479,496,479,470,489,470,472,472],"twin_sims":[0.5175607312874214,0.49061747344414897,0.47156909543457814,0.45600286097669923,0.44806771906252596,0.42500387267445466,0.41009711319238246,0.4033140734670986,0.39677270029303763,0.38432324702722603,0.3786704558439418,0.36535536538736135,0.356161187243283,0.3496777131903205,0.33989264802545405,0.3391572913974696,0.3248088466906888,0.3234424937767001,0.3191982176244338,0.3165370642957815,0.314979616689799,0.3147821469377202,0.31468417086965705,0.3133085070598376,0.3125563450119612],"twin_dists":[0.14905929833898462,0.15499098897705438,0.15924218477957416,0.16275881893645322,0.1645680313803389,0.16989816851056752,0.17340664180966398,0.1750214420959692,0.17659030796599,0.1796095409450619,0.18099573980238978,0.18430144289378667,0.18661945927182141,0.18827262280908139,0.19079843667087634,0.19098981008073218,0.19477003104026674,0.19513475913655146,0.19627322422485644,0.1969913804739133,0.19741326651846164,0.19746684208011767,0.19749343106656864,0.19786725975195257,0.19807205040182474],"n_dims_used":45,"mean_confidence":0.9187099880642361},"coverage":{"mean_confidence":0.9187099880642361,"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}}