{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003520","490:4900003136","490:4900004218","490:4900003951","490:4900003650","490:4900002984","490:4900002847","490:4900003123","490:4900003397","490:4900002699","490:4900002084","490:4900003122","490:4900004087","490:4900004225","490:4900001119","490:4900002981","490:4900003655","490:4900007553","490:4900004487","490:4900003389","490:4900004226","490:4900003260","490:4900002394","490:4900005176","490:4900002977"],"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":[0.57017573708859,0.4270047318855372,0.3971259198319847,0.3602163760582692,0.3229075689021128,0.2597546772182041,0.1513061690715771,0.14885267664016252,0.14709289517832683,0.14506547486576177,0.14435780309405866,0.13871301908924763,0.1097759935135834,0.10977075674723004,0.1077540586743467,0.09565909676734372,0.07171757905434589,0.06295232929108731,0.05263961314568857,0.05231481619518583,0.051734917389776335,0.051309207125029024,0.0511592998011697,0.04953310380927773,0.036351639682275755],"twin_dists":[0.13766826201605395,0.16943123016028028,0.17650529306028812,0.18559335829074758,0.1952777831694215,0.2132488177167222,0.25240129340281736,0.2534914590047574,0.25428157356038156,0.2552005643375728,0.2555235777649349,0.2581431840121283,0.27300305594753005,0.2730060033810596,0.2741492544725513,0.28137927263355267,0.29814721114712556,0.30543307025273897,0.31515838482369635,0.31548946510989756,0.316084851579534,0.31652547214931714,0.3166813537471005,0.3183972622846551,0.3343866279398454],"n_dims_used":45,"mean_confidence":0.9177873399522569},"coverage":{"mean_confidence":0.9177873399522569,"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}}