{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000403","493:4930006161","496:4960000463","496:4960007221","470:4700003496","470:4700006436","493:4930001753","496:4960002042","496:4960000981","496:4960007953","496:4960000225","496:4960002851","496:4960000820","496:4960000226","466:4660001625","493:4930006982","496:4960001807","496:4960006297","487:4870006009","496:4960003395","466:4660011843","496:4960007474","493:4930001328","466:4660009598","493:4930000138"],"twin_admin_codes":[496,493,496,496,470,470,493,496,496,496,496,496,496,496,466,493,496,496,487,496,466,496,493,466,493],"twin_sims":[0.41100974523647504,0.4078347698604098,0.4007869054307124,0.3731024563852289,0.3446549417220772,0.33785434789713475,0.3358869079313277,0.333262266401638,0.33154764545257803,0.3127554577298902,0.31152229181850993,0.31069920100693293,0.2976668108485205,0.2857516480205479,0.27806112603080324,0.27740583580007694,0.2397384226346345,0.21620447276410593,0.21486892930775447,0.21115351470059004,0.2111050899446348,0.20750543877771763,0.2001575606038469,0.19586312764058966,0.19393029799884218],"twin_dists":[0.1731902807030379,0.17394389894032328,0.1756261724300551,0.18237099397415413,0.18956439693079108,0.19132944434487165,0.19184363274975375,0.1925321280309726,0.1929835028163451,0.19801781081819828,0.19835405059375405,0.198578900923336,0.20218588072233026,0.20556569042670145,0.20779222411000675,0.20798366030315987,0.219499937383343,0.22730118264529636,0.2277605345997802,0.22904866153346373,0.2290655512691097,0.23032849295120758,0.23295373728817065,0.23451888912749747,0.23523109170224377],"n_dims_used":45,"mean_confidence":0.9184823777940538},"coverage":{"mean_confidence":0.9184823777940538,"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}}