{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001363","497:4970000379","490:4900010315","497:4970001278","497:4970000613","490:4900004058","490:4900010567","497:4970000832","490:4900004882","497:4970000615","497:4970001010","497:4970000488","497:4970001073","490:4900009842","490:4900012580","490:4900010041","497:4970001346","497:4970000682","497:4970001595","495:4950001431","490:4900010575","490:4900006788","497:4970001009","490:4900010030","490:4900010570"],"twin_admin_codes":[497,497,490,497,497,490,490,497,490,497,497,497,497,490,490,490,497,497,497,495,490,490,497,490,490],"twin_sims":[0.10990427526534906,0.013298271370531857,0.008716811644238319,0.005564569194873273,0.0023006846900858633,0.0021291810424327287,0.0018333611572201208,0.0013799340874050053,0.0010514207140158852,0.0009670245717271898,0.0008078782220003714,0.0007344749373389013,0.0006781247687859365,0.0006370192480704219,0.000618419183973138,0.0006160251661565748,0.0006023145233677002,0.0005422329506455681,0.00046217194980649836,0.00045566542834295346,0.00038937800020996064,0.0003680938408291188,0.00035797716782448824,0.00032791958313437686,0.00032162546141544955],"twin_dists":[0.27293088848002106,0.381756825556563,0.399983976460426,0.41848355969230416,0.45268473118492636,0.45556215404885164,0.46106739153703435,0.471346688255151,0.48097812974225707,0.4839035785713398,0.4901312153399516,0.493398448275742,0.49611983643677887,0.4982412819011119,0.49924347686421994,0.49937450504397807,0.5001341818529421,0.5036657483944368,0.5089878272454034,0.509457462165387,0.5146360739683256,0.5164751788838075,0.5173845324950324,0.5202358315374834,0.5208638245876153],"n_dims_used":45,"mean_confidence":0.8911877950032552},"coverage":{"mean_confidence":0.8911877950032552,"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}}