{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001293","490:4900001705","490:4900002007","490:4900001292","490:4900001295","490:4900003588","490:4900001023","490:4900000930","490:4900001427","490:4900002906","490:4900003219","490:4900000671","490:4900002316","490:4900002486","490:4900003875","490:4900003088","490:4900003731","490:4900001168","490:4900002026","490:4900001723","490:4900000895","490:4900002765","490:4900002912","490:4900002185","496:4960011549"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.6884301052826877,0.6177446934221551,0.5943877247683527,0.535145640519304,0.5089592041454858,0.5056996113073388,0.4884379408896509,0.47498968645861467,0.47162893319771465,0.4628565035783208,0.4478853002189881,0.44388457197290315,0.4381363903575188,0.43334091618580856,0.4328695064731278,0.4291465220544995,0.42163420694802983,0.4195158258069047,0.4153067891441909,0.41208408047669265,0.41068170319013836,0.4041290188923498,0.4026862054161525,0.39766277208185624,0.39039374210422184],"twin_dists":[0.11222560835026742,0.12747298686118763,0.1324749612317206,0.14522922011159065,0.15094381621277467,0.1516600882093445,0.1554747721689404,0.15847478313166422,0.1592287444364839,0.16120539099929163,0.16460976265208507,0.1655266235695985,0.16684954948334463,0.16795844778359684,0.16806771999911826,0.1689324015717031,0.17068661777983513,0.17118364241425923,0.17217436641722214,0.1729358532230566,0.17326802659896628,0.1748267964281848,0.17517152580122303,0.17637614674164973,0.17813169692651207],"n_dims_used":45,"mean_confidence":0.9174148559570312},"coverage":{"mean_confidence":0.9174148559570312,"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}}