{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004494","490:4900001768","490:4900002825","490:4900002528","490:4900001632","490:4900002380","490:4900001497","490:4900002976","490:4900001769","490:4900003809","490:4900001237","490:4900001771","491:4910001208","490:4900002526","490:4900002542","490:4900002070","490:4900005570","490:4900002548","490:4900002236","490:4900001633","490:4900001115","490:4900002069","490:4900001914","490:4900003121","490:4900002376"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1315534272035761,0.12447897289508136,0.05658026408576453,0.0511306085869317,0.04913218461787543,0.04891033468179338,0.03570233177530477,0.034253064720244565,0.030600167032190078,0.03003860723998991,0.028642275243541918,0.02738188348423094,0.024474350046061587,0.024399869813874042,0.023933280505557295,0.023356181397857258,0.02265111972656954,0.021236455359416477,0.021038889413126278,0.02009900940009939,0.01994928242423837,0.019629862705406852,0.019076329996739413,0.018494942374163974,0.01837599465287758],"twin_dists":[0.26158296564266115,0.2651233283326983,0.3112707039638099,0.3167112317013913,0.3188275013931334,0.31906683546178854,0.33529454070290676,0.3373727854521393,0.3429645538073378,0.343874280311056,0.3462012199442066,0.3483868861536937,0.35378008903216557,0.353925372653395,0.3548443518851453,0.35600270003194984,0.3574520577782765,0.36048235496770836,0.3609194325800797,0.36304901247193627,0.363396246972279,0.36414468353373386,0.36546722170415225,0.3668929196714007,0.36718942763451595],"n_dims_used":45,"mean_confidence":0.9148349338107639},"coverage":{"mean_confidence":0.9148349338107639,"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}}