{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004148","490:4900003868","490:4900003467","490:4900004434","490:4900002760","490:4900004010","490:4900001846","490:4900004151","490:4900003589","490:4900002611","490:4900003727","490:4900003333","487:4870001954","490:4900008202","490:4900004007","490:4900003622","487:4870005569","487:4870001024","490:4900003215","490:4900002895","490:4900001993","490:4900002295","487:4870001123","490:4900003340","490:4900003853"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,487,487,490,490,490,490,487,490,490],"twin_sims":[0.5858690557377528,0.5247504131065189,0.4935889872284959,0.47064424344771283,0.45858638290718007,0.43458019582014795,0.42503240869964215,0.4244770047641803,0.4153045189893711,0.3943591093878314,0.39015795458590863,0.39010225006809424,0.38594827674570986,0.3758232899781494,0.36224723096492467,0.3409992195443791,0.3393181515969917,0.33458924939792745,0.33224401162978817,0.3120204383173,0.3099453281697767,0.3096639397505195,0.3036774253582391,0.2987366416496213,0.2947693252312147],"twin_dists":[0.13430038947965325,0.14748991119504948,0.1543324405386957,0.15944999141314792,0.16217227083344027,0.16767141173173158,0.16989150269140518,0.17002127469575043,0.17217490192545964,0.17717215937520886,0.17818889559437096,0.17820241107655516,0.17921285551400026,0.18169772368431797,0.185081701924455,0.1905108743389875,0.19094792787074846,0.1921836674315858,0.1928000307147162,0.1982181327770522,0.1987851416811527,0.19886219617086803,0.20051117147147413,0.20188636192731774,0.20300027796240036],"n_dims_used":45,"mean_confidence":0.9179051717122396},"coverage":{"mean_confidence":0.9179051717122396,"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}}