{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009630},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008667","490:4900009636","490:4900010137","490:4900009427","490:4900007881","490:4900008112","490:4900009117","490:4900008888","490:4900009832","490:4900010399","490:4900009000","490:4900008668","490:4900009831","490:4900009536","490:4900007900","490:4900008337","491:4910005459","490:4900008215","490:4900009830","490:4900008454","490:4900008563","490:4900009010","490:4900009123","491:4910005105","490:4900008449"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,491,490],"twin_sims":[0.3933765722801161,0.3865979653330782,0.3493025816384855,0.3368850391971811,0.2745166759934669,0.23786732416571904,0.21873496887885524,0.2092016194632486,0.19464506917633498,0.1926848488478446,0.1849539438536141,0.17854526796523623,0.17697811594992793,0.1751673776617122,0.16890474274720524,0.1646952932854813,0.1643699204017947,0.15945614184285511,0.1425557628436846,0.13896663961612163,0.1380571297297566,0.1321252401756643,0.12988554920961476,0.1285939342188694,0.12748871663363054],"twin_dists":[0.17740949344811474,0.17905448244862807,0.18836876153203239,0.19158256934361936,0.2088310088940739,0.22010121934948151,0.2264360453137498,0.22973154450158031,0.2349671433565471,0.23569262788768527,0.238605161854869,0.24108518959813757,0.24170121471467132,0.24241784124678842,0.24493793757332166,0.24666979143917098,0.2468049807181957,0.24887058578467872,0.2563514491209362,0.25802379677038007,0.2584526898902961,0.2613031446665869,0.262404426137699,0.26304605885518706,0.2635989759477758],"n_dims_used":45,"mean_confidence":0.8844952901204427},"coverage":{"mean_confidence":0.8844952901204427,"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}}