{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000802},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000480","490:4900004447","494:4940008327","490:4900001009","494:4940008225","490:4900000689","490:4900000787","494:4940008536","494:4940008673","494:4940008414","494:4940008023","490:4900001436","490:4900003731","494:4940008338","490:4900000930","494:4940008027","496:4960007781","494:4940008688","490:4900000520","496:4960007780","490:4900001052","494:4940008445","490:4900000671","494:4940007681","494:4940006376"],"twin_admin_codes":[490,490,494,490,494,490,490,494,494,494,494,490,490,494,490,494,496,494,490,496,490,494,490,494,494],"twin_sims":[0.7141731915476509,0.6266009634656885,0.5199711512467498,0.5131122321097358,0.48102006117704027,0.477574026306478,0.47632919038724075,0.4501868785645273,0.44561684485146624,0.4291045838261677,0.42249013610800806,0.4136827717542843,0.40890857269305053,0.408283875351431,0.40757841142406953,0.39984588279606387,0.3992942440004355,0.39376668402470244,0.3909298467913763,0.38933259386402835,0.38716523961930954,0.38676385761595194,0.38620578628470614,0.37994380239000913,0.377060995884183],"twin_dists":[0.10656512805349327,0.1255753137416934,0.14853257973948744,0.15003293713910404,0.15712626438990196,0.15789619742690966,0.15817476536439617,0.16408370652970858,0.16512924754941055,0.16894215928150466,0.17048609443421897,0.1725577805073027,0.17368873086248163,0.1738371418103789,0.1740048613732411,0.17585179185045233,0.17598416484538085,0.1773152282230651,0.17800170579907307,0.178389244084937,0.17891630244436385,0.17901406350378324,0.1791500678986174,0.1806826195336484,0.18139224349104996],"n_dims_used":45,"mean_confidence":0.917498779296875},"coverage":{"mean_confidence":0.917498779296875,"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}}