{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004958},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005234","490:4900004963","490:4900002298","490:4900003582","490:4900002743","490:4900004680","490:4900002447","490:4900004689","490:4900003721","490:4900003996","490:4900003040","490:4900002581","490:4900004275","490:4900004282","490:4900004957","490:4900007621","490:4900003041","490:4900003585","490:4900012914","490:4900005093","490:4900004130","490:4900003179","490:4900004827","490:4900001670","490:4900005377"],"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":[0.5660516079610718,0.5272267454688758,0.47071355413118227,0.40300990803785985,0.39236723521267725,0.3823952378746125,0.368298274186204,0.3545009969151635,0.33562354963102153,0.33513838172519317,0.32412190788142214,0.3222941519834806,0.30940576637686773,0.3078673594723718,0.30435837280539535,0.3022290040160435,0.2934570631394449,0.29241605269703386,0.2885613850661661,0.28792970675136315,0.2848677363168295,0.2802258348875689,0.2800670082412947,0.2685540330975622,0.2682559175803551],"twin_dists":[0.13855483932422272,0.14695050779219548,0.15943441312037984,0.175094135757517,0.17765358776087348,0.18008122638009413,0.18356573621607178,0.18704127782774296,0.19191258469316796,0.1920396872173099,0.1949532925011234,0.19544195653240073,0.19893292885675082,0.19935511615460752,0.20032266427376408,0.2009129570941974,0.20337067016172924,0.20366519842409422,0.2047612421410132,0.2049416860209353,0.20581974176431622,0.20716177226837432,0.20720792825026285,0.21059724951781522,0.2106861895670688],"n_dims_used":45,"mean_confidence":0.9217158847384983},"coverage":{"mean_confidence":0.9217158847384983,"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}}