{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001620},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001391","480:4800001833","480:4800001613","480:4800001377","480:4800002154","480:4800001726","480:4800002215","480:4800001793","480:4800001660","480:4800002497","480:4800001271","480:4800001392","480:4800001265","480:4800002112","480:4800001790","480:4800002434","480:4800002257","468:4680006739","470:4700003499","480:4800001836","480:4800001275","480:4800001634","480:4800002498","480:4800001330","480:4800001447"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,468,470,480,480,480,480,480,480],"twin_sims":[0.46791886932696714,0.4526679114962116,0.40368426078257486,0.3334500818794382,0.32855375461788267,0.3273137751592977,0.31584993537835626,0.3130062984579932,0.3121071073151471,0.30495822831415226,0.30393088603328283,0.28479410357416757,0.28139355732607013,0.28064123882189684,0.2782818973771831,0.26677674824595016,0.2618425856483004,0.2540494020065637,0.24980930478738478,0.24638010124977155,0.2446014976281477,0.24148422472886552,0.23569781900872866,0.23535710091137674,0.23208335486805892],"twin_dists":[0.16006316410635946,0.16351775717951317,0.17493300283695207,0.19248276258676275,0.19377472127587525,0.1941035812927025,0.1971773667762137,0.1979495081925311,0.19819449804805497,0.20015680826721238,0.20044097713955103,0.20584092645661725,0.2068229112854874,0.20704112839073838,0.20772779000222436,0.21112839573308262,0.21261463299011643,0.21499830235598366,0.21631471612330203,0.2173898594648868,0.21795128714773632,0.2189416641761706,0.2208022679814964,0.2209127494027504,0.22197967766575122],"n_dims_used":43,"mean_confidence":0.9219938766124637},"coverage":{"mean_confidence":0.9219938766124637,"n_dims_used":43,"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}}