{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003467},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003340","490:4900003200","490:4900004442","490:4900003049","490:4900002908","490:4900003060","490:4900003724","490:4900003589","490:4900003881","490:4900003332","490:4900003727","490:4900003868","496:4960007669","490:4900000669","490:4900001846","490:4900003880","490:4900002601","490:4900001840","490:4900003609","490:4900000915","490:4900001866","487:4870005569","490:4900000562","490:4900002760","490:4900001025"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.5834304810087276,0.5289123713683497,0.5017711203111169,0.4935889872284959,0.46434448077716406,0.45284145165542017,0.43932400669172866,0.42972106159986706,0.419811285281665,0.419703073526242,0.4049736052411553,0.3938570524625795,0.3883407945188212,0.3816770329818788,0.3808744921221923,0.3807698624081294,0.37186168795111285,0.3552068166864978,0.352169383546354,0.34197545649745115,0.3417818955439847,0.3373635709057169,0.3369807730736242,0.33521610950342345,0.33424990370577734],"twin_dists":[0.13482322705769123,0.14658365699837334,0.15252498703415546,0.1543324405386957,0.1608692093742917,0.16347821393198625,0.16657567085774821,0.1687987634616206,0.17111425668808292,0.17113966674069717,0.17462525668872872,0.1772933980907283,0.17863025824453457,0.18025722575419753,0.1804540805717031,0.18047975985478618,0.18267882423798895,0.1868618197561477,0.18763542251877743,0.1902575962377295,0.19030778357576214,0.19145755664064631,0.19155755193770038,0.1920193176659459,0.1922727066434728],"n_dims_used":45,"mean_confidence":0.9165975782606337},"coverage":{"mean_confidence":0.9165975782606337,"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}}