{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008546","490:4900010571","490:4900010489","490:4900010743","490:4900010574","490:4900008451","490:4900008439","490:4900010131","490:4900010309","490:4900010835","490:4900008330","490:4900007888","490:4900009446","490:4900010824","490:4900008769","491:4910004958","490:4900010575","490:4900007902","490:4900008228","490:4900009942","490:4900011369","490:4900011443","490:4900008890","490:4900010243","490:4900010584"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1883170650699618,0.1593780318276858,0.1319634438614335,0.0987112975028932,0.08959625954645031,0.08957253685335767,0.07625224496572316,0.07280461820051035,0.05944086429139754,0.058072464532213854,0.05315666169443069,0.05264278710136696,0.051803015733792604,0.050239285545771166,0.04943263658064592,0.045895148306773284,0.04465737390435843,0.04203297017088145,0.03932094366183367,0.038746432178932415,0.037776612141732356,0.03661478351326784,0.033812526975073615,0.03133929966148516,0.03082524403341518],"twin_dists":[0.2373278649710649,0.2489037918189745,0.26138222822869767,0.27949013059486993,0.2852773278692087,0.285292984565572,0.29465818932922977,0.297294922035392,0.30858644645836497,0.3098568838416687,0.3146348155865829,0.31515515784479575,0.3160146479833186,0.31764644530739367,0.318504803445397,0.32241303511513675,0.32384019606010556,0.3269795451547393,0.3304022264371804,0.33115277482963457,0.3324414020007396,0.33402259786404614,0.3380193520245572,0.3417887114503616,0.34260394043691206],"n_dims_used":45,"mean_confidence":0.8880849202473958},"coverage":{"mean_confidence":0.8880849202473958,"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}}