{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008438","490:4900010750","490:4900010906","490:4900007999","490:4900010742","490:4900007773","490:4900009730","490:4900008659","490:4900007998","490:4900008453","490:4900011063","490:4900008891","490:4900011220","490:4900010916","490:4900008012","490:4900010982","490:4900007788","490:4900010984","490:4900011221","490:4900010745","490:4900008120","490:4900008005","490:4900010483","490:4900008227","490:4900010767"],"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":[0.5807096915772316,0.542512440504663,0.4930212477752354,0.47739920568344885,0.45605379877194463,0.3848400084704242,0.38024046843091586,0.379678476700516,0.3547382687264404,0.3103400100101271,0.30146056012846434,0.30090599448234595,0.2832418829976012,0.26336511764432347,0.2455919942682263,0.24558339724104236,0.2369672973535556,0.22998737728373103,0.2062117212508218,0.18856182220490178,0.1867604513285724,0.1821220093853646,0.17514935042232968,0.16160737465645425,0.16095447647128658],"twin_dists":[0.13540675894243004,0.14363252385047956,0.15445817290813915,0.15793530435549294,0.16274724271228766,0.1794833080432389,0.18060974129241095,0.18074782208361242,0.18698092971615196,0.1986771308122716,0.2011265749991173,0.2012809346692133,0.20628828213613998,0.21215417329145747,0.217638307394614,0.21764102040428204,0.22039154305413916,0.22266796984696888,0.23078604048171517,0.23723553407369966,0.2379170511159669,0.23969345136363596,0.2424250022693849,0.24796066888766832,0.24823589331978402],"n_dims_used":45,"mean_confidence":0.8880433824327257},"coverage":{"mean_confidence":0.8880433824327257,"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}}