{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002768","490:4900004578","490:4900002452","490:4900003607","490:4900004434","490:4900002916","490:4900004580","490:4900003609","490:4900003215","490:4900004158","490:4900002151","490:4900003744","490:4900003880","490:4900003340","490:4900003873","490:4900001718","490:4900003592","490:4900003193","490:4900003881","490:4900002307","490:4900004151","490:4900004003","490:4900004292","490:4900001840","490:4900003741"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7058724564130816,0.5694471133200119,0.5387272662093484,0.5228337712513303,0.4463985247712909,0.4313265848876084,0.4301845533238322,0.4072716146480374,0.40342503163357685,0.37445581203146944,0.3612562460684515,0.3598859702622807,0.3586406353241915,0.3542140081156942,0.3438637119110938,0.3365290943720414,0.3317402094321655,0.3285722588587791,0.3252617119106046,0.31568238654724784,0.3152452259382438,0.31307097609785367,0.3129170300110259,0.31022025778871143,0.30933146139300904],"twin_dists":[0.10839980356541304,0.13782484306369416,0.14445240860261593,0.14790779264005469,0.16495012674717052,0.16842570359107287,0.1686910082437074,0.174077840450949,0.17499492991289556,0.18203580588668536,0.18533118912823807,0.1856767400726812,0.1859913671826914,0.18711429900059443,0.18976879366933963,0.19167561942075442,0.19293274678725997,0.19376981887665304,0.19464933342739907,0.19722275220847518,0.19734123405066922,0.1979319018640414,0.19797381195124233,0.19870989456338,0.1989532927345618],"n_dims_used":45,"mean_confidence":0.9150570339626736},"coverage":{"mean_confidence":0.9150570339626736,"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}}