{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002517","499:4990001623","499:4990001715","499:4990001713","499:4990002329","499:4990001983","499:4990001613","499:4990001894","499:4990001537","499:4990002069","499:4990002600","499:4990002244","499:4990001433","499:4990002158","499:4990001800","499:4990002519","499:4990001428","499:4990001520","499:4990001982","499:4990001717","499:4990001441","499:4990002070","499:4990001622","499:4990001616","499:4990001331"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9323397583548287,0.8678215898224868,0.8548351728200656,0.8439415678186483,0.8434712248913223,0.8305318716165477,0.8256743757951454,0.8248090806639796,0.8236297547280707,0.8168003312970822,0.778120180892183,0.7538038199134811,0.7432381786252316,0.7344798801388631,0.7325393094110187,0.7196293245502641,0.7194812117826576,0.7141137098699031,0.7008619532739767,0.6933173359840437,0.6780567352229421,0.677436326290179,0.6687834932783563,0.656555299392295,0.6528186205940586],"twin_dists":[0.04861470549900621,0.06915596991050048,0.07274052157587453,0.07565610140175705,0.07578028685655759,0.07914653429806848,0.08038691553838515,0.0806066268170344,0.08090548398519787,0.08262316555913449,0.091995572070407,0.09764335547194565,0.10005204161607202,0.1020308844777405,0.10246731200551437,0.10535359277066646,0.10538654302520677,0.10657831072626847,0.10950265400236214,0.11115730716292695,0.11448483044229295,0.11461961959162867,0.11649602494037754,0.11913793201217115,0.11994328354343332],"n_dims_used":44,"mean_confidence":0.9269927631724965},"coverage":{"mean_confidence":0.9269927631724965,"n_dims_used":44,"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}}