{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009903","490:4900009898","490:4900009807","490:4900009801","490:4900009087","490:4900008621","490:4900010373","490:4900009695","490:4900007851","490:4900009698","490:4900009704","490:4900010006","490:4900010284","490:4900009394","490:4900010098","490:4900009296","490:4900009902","490:4900008305","490:4900008967","490:4900010001","490:4900009197","490:4900008969","490:4900010195","490:4900008084","490:4900009084"],"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":[0.6434161309632358,0.5676012460043846,0.5259670978517211,0.48406145269676537,0.4810395826138166,0.4529159928467496,0.4506942430332359,0.43711310379209334,0.4301948857360043,0.415284821904358,0.41471730998613315,0.40077703592340524,0.3989078625396752,0.39662270560811813,0.3953005765650009,0.3788302689976419,0.3770354724082368,0.36891499240269293,0.3645927801825454,0.3644623158447597,0.35298822224715504,0.340499550083222,0.33157063884674653,0.3221960081567926,0.3208108512140908],"twin_dists":[0.12196640169647552,0.13822162091453763,0.14722481827526307,0.15644819087929784,0.15712190781982216,0.16346123052639241,0.1639678773037061,0.16708576636631814,0.16868860664442825,0.1721795483361042,0.17231346145219137,0.1756285374936773,0.1760769317553347,0.17662642005516935,0.17694500237152708,0.1809564132391664,0.18139853803619618,0.18341193428792046,0.18449256914702256,0.18452528752538558,0.1874265328162829,0.19064066033057786,0.19297744136804915,0.19546823968066007,0.19583966637239367],"n_dims_used":45,"mean_confidence":0.9187198215060763},"coverage":{"mean_confidence":0.9187198215060763,"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}}