{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001055},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001120","491:4910001133","491:4910000990","491:4910000999","491:4910001328","491:4910001394","491:4910001748","491:4910001513","491:4910001132","491:4910001512","491:4910001119","491:4910001069","491:4910001447","491:4910001185","491:4910001004","491:4910001134","491:4910001054","491:4910002615","491:4910001198","490:4900006444","491:4910001071","491:4910001272","491:4910001631","490:4900007541","490:4900006809"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,490,490],"twin_sims":[0.5367493791545167,0.4568373403541345,0.3971141890209468,0.33136273111522,0.31600148582224485,0.2660925385373104,0.2551647885204076,0.1923351228817695,0.1782362029242817,0.17590147030530645,0.1665245242915319,0.15317815303048507,0.14948046757728115,0.14796673844234345,0.1436420353912852,0.1293257998684346,0.1286908747913569,0.11549065899430912,0.09480067139627898,0.09361738435935858,0.08114905367581401,0.07556186454757059,0.06728891373433112,0.06393820594419926,0.04508702471982426],"twin_dists":[0.1448812628339437,0.16256923255266564,0.17650811594216576,0.19303225773391894,0.1971363267075477,0.21133345951532584,0.2146543361419114,0.23582260195176982,0.24120637371981388,0.24212668024375186,0.24591333345679073,0.25157822210334774,0.2532112586843358,0.25388836430863637,0.25585148340532854,0.2626818969023712,0.2629977332568663,0.2698494097630222,0.28191912052014245,0.28266961719289585,0.29107347975801356,0.2951783713254447,0.3017317134101142,0.3045737102965317,0.3233410894288701],"n_dims_used":45,"mean_confidence":0.8955699496799046},"coverage":{"mean_confidence":0.8955699496799046,"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}}