{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011420},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010806","490:4900010466","490:4900010719","490:4900010465","490:4900010807","490:4900008289","490:4900008288","490:4900011212","490:4900010804","490:4900010721","490:4900010641","490:4900010890","490:4900011285","490:4900011127","490:4900010206","490:4900010192","490:4900011279","490:4900011423","490:4900009995","490:4900008957","490:4900010385","490:4900010898","490:4900010096","466:4660004377","466:4660004471"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,466],"twin_sims":[0.5357420098032508,0.47693558607160513,0.47288529728830075,0.38919276099848243,0.36948993918654255,0.358153161219423,0.3490838636779816,0.3479344196816935,0.33292239157570724,0.3261194556535815,0.3239631001279508,0.31850045823534817,0.31292421754574806,0.3037580200310593,0.287630600731945,0.2809235526963851,0.2808979606654919,0.27684024298711696,0.2623159462201863,0.25664783938254965,0.2513510325407138,0.2500063199383356,0.2496861630024939,0.2482761837035719,0.24475226576071527],"twin_dists":[0.14509980391534152,0.15803903735644936,0.15894668001011805,0.1784232069393893,0.18326866506701994,0.1861146771941775,0.18842483957186895,0.1887198543159376,0.19262149933611414,0.19442098280639042,0.19499568994050395,0.19646119877844936,0.19797185496459788,0.20048884760074734,0.20502721063652196,0.2069591990638317,0.20696662397990392,0.2081491142628197,0.21247129526926753,0.21419846122150693,0.21583442296639255,0.2162532348060117,0.21635315997851148,0.21679421156888184,0.21790359439323068],"n_dims_used":45,"mean_confidence":0.9170299106174045},"coverage":{"mean_confidence":0.9170299106174045,"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}}