{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001758","488:4880001321","488:4880002168","481:4810000675","488:4880001231","488:4880001756","488:4880002170","488:4880001482","481:4810000505","481:4810000607","488:4880001839","488:4880001676","488:4880001937","488:4880002165","488:4880002092","488:4880001590","488:4880001908","481:4810000438","488:4880001320","481:4810000340","488:4880001243","488:4880002319","488:4880002754","488:4880001675","488:4880002482"],"twin_admin_codes":[488,488,488,481,488,488,488,488,481,481,488,488,488,488,488,488,488,481,488,481,488,488,488,488,488],"twin_sims":[0.8476469408229226,0.798520557188009,0.7831474790811158,0.7772886383761612,0.7604235846919902,0.7419669212078067,0.7256771642797638,0.7190215135059504,0.7169938836439932,0.7163123174938532,0.7079083072553127,0.7075821058749294,0.7065566508959285,0.7018384335706863,0.7008590896515499,0.6821349969172488,0.6711625123489009,0.6680264306252854,0.6604274014089284,0.6497095972056154,0.6469390330317594,0.6416242913994241,0.640444545376558,0.640212154648999,0.6388642536456232],"twin_dists":[0.07467299041106547,0.08712140276113942,0.09080711391895789,0.09219140634504012,0.09612109911572106,0.10034022828892478,0.10400506587568518,0.10548878850251661,0.10593937142162338,0.10609068549397539,0.10795073372012658,0.10802272603992587,0.10824894692286458,0.10928798091957793,0.10950328337224452,0.11359789594144422,0.11598074979665504,0.11665990398666465,0.11830248094773316,0.12061275043204575,0.12120890525616498,0.12235146760044761,0.12260491988813081,0.12265483907021715,0.12294433499212047],"n_dims_used":45,"mean_confidence":0.9230657789442275},"coverage":{"mean_confidence":0.9230657789442275,"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}}