{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001947","490:4900003968","490:4900001962","490:4900001810","490:4900002423","490:4900002701","490:4900001789","490:4900003276","490:4900002405","490:4900001524","490:4900001959","490:4900003428","490:4900004114","490:4900004379","490:4900003830","490:4900009692","490:4900001938","490:4900004520","490:4900004521","490:4900007860","490:4900002421","490:4900003273","490:4900002096","490:4900002571","490:4900003693"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3574708945956669,0.32686263687055744,0.3157212931884974,0.2930017866587122,0.2535558165028153,0.23867193929690006,0.20701948630774275,0.19493154253917255,0.190872374154688,0.18957286035882492,0.18801888407888132,0.17482768694225817,0.1672287304230989,0.1634494113669308,0.15768869089858928,0.151248335086476,0.15026408554838683,0.1474955969157273,0.14738530485383447,0.14546728448030877,0.13862086650013603,0.13845561088812378,0.1378561272531345,0.13211032959308167,0.13079352878805564],"twin_dists":[0.18628740605493554,0.19422340010019534,0.1972122120070472,0.20349940310385986,0.21515082175860073,0.21984227842205786,0.23050013021426133,0.23486154440636134,0.23636801832207852,0.23685502199558803,0.2374404628691305,0.24255286621192396,0.2456237149144303,0.24718849461641118,0.2496248798599298,0.2524268406220471,0.25286272259756687,0.254100153315842,0.25414980431158357,0.25501767971421074,0.2581866035427394,0.2582645210530081,0.2585477603688097,0.2613104296795906,0.26195624948351004],"n_dims_used":45,"mean_confidence":0.91427001953125},"coverage":{"mean_confidence":0.91427001953125,"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}}