{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960005701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005969","496:4960004656","490:4900002485","466:4660013846","466:4660002666","466:4660001007","466:4660014209","490:4900003075","466:4660014532","490:4900003490","470:4700003308","469:4690002734","496:4960012314","493:4930006656","487:4870003283","493:4930006922","490:4900002784","466:4660010889","490:4900002920","466:4660001009","466:4660014408","490:4900002918","466:4660003864","466:4660001011","466:4660001767"],"twin_admin_codes":[496,496,490,466,466,466,466,490,466,490,470,469,496,493,487,493,490,466,490,466,466,490,466,466,466],"twin_sims":[0.4973038027510137,0.489655858139999,0.4716511204074047,0.40363582928169367,0.39014395231528703,0.3810984407655562,0.38061881403122017,0.37433178043663223,0.3667308741373319,0.36008071793184276,0.35890521013065063,0.35413003723123354,0.3463090588311259,0.3461336466768157,0.3446235437854094,0.344602765632999,0.3386608445019188,0.33724918123852077,0.33673976023212804,0.3366230914871422,0.3306912905314848,0.32942923788456097,0.3258313710378059,0.3239086553618776,0.3222464641573608],"twin_dists":[0.15351078326716963,0.15520435571907448,0.1592237610444872,0.1749445712489026,0.17819229285378374,0.18039912825376958,0.18051683767805057,0.1820665002017405,0.18395720684214942,0.18562758848524066,0.18592447708108154,0.18713567027361366,0.18913789459614935,0.18918307219239633,0.1895725031438651,0.18957786779245542,0.19111913439130904,0.19148743134031765,0.19162054133158196,0.19165104179514675,0.19320941658743307,0.1935429424182933,0.19449764022645968,0.19501022790409586,0.19545472688633742],"n_dims_used":45,"mean_confidence":0.9226047092013889},"coverage":{"mean_confidence":0.9226047092013889,"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}}