{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007418","490:4900007051","490:4900007177","490:4900006189","490:4900006689","490:4900006671","490:4900006188","490:4900007296","490:4900005694","490:4900007183","490:4900006803","490:4900005431","490:4900006438","490:4900005564","490:4900006429","490:4900006921","490:4900007287","490:4900007039","490:4900007178","490:4900006808","490:4900006197","490:4900003517","490:4900005035","490:4900007997","490:4900007659"],"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":[0.23747015143371855,0.14680612357863362,0.07389076801964119,0.04758355902884325,0.04333954095346644,0.04179486203510269,0.03965485915968667,0.025658446712725037,0.024512888049333742,0.019984737743554415,0.019059013374985966,0.017797058386985386,0.017318738564236248,0.016079712342721583,0.016065726199124226,0.015958735639161514,0.015437955707180958,0.014930094164060584,0.013475498965286844,0.012270311965515993,0.011847942453407432,0.011761214013646638,0.009458972800037303,0.009334314275044173,0.008786630928495692],"twin_dists":[0.220229247778798,0.2544109902942445,0.2964535532575146,0.3205173930352448,0.3253966272540113,0.3272724656669337,0.32997024624161314,0.35152023909133523,0.35370506564005344,0.363313817030867,0.3655091338497118,0.3686570123035827,0.369901428140955,0.3732709760756994,0.3733102956898688,0.37361208055071854,0.3751069353540487,0.37660808287342185,0.38117142633692,0.3852950583019516,0.38682548899437535,0.387145721854026,0.39652327172917845,0.3970872026370378,0.39964740904048474],"n_dims_used":45,"mean_confidence":0.8971810234917534},"coverage":{"mean_confidence":0.8971810234917534,"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}}