{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010396","490:4900011290","490:4900010989","490:4900010990","490:4900010480","490:4900010911","490:4900011753","490:4900010129","490:4900010134","490:4900010218","490:4900011623","490:4900010037","490:4900008892","490:4900011149","490:4900010395","490:4900008895","490:4900010987","490:4900012021","491:4910004907","490:4900011066","490:4900008438","490:4900010982","490:4900010309","490:4900010310","490:4900008228"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.3927668420694814,0.3477975874749988,0.2901758568824665,0.28153510372204266,0.15388555472518672,0.1486680651796905,0.14565728233971542,0.14085459012978188,0.13655390552185914,0.12384579540912626,0.11929908265151658,0.11702774857726049,0.0990730073497284,0.09341949594817087,0.08605075206465561,0.08572213909193054,0.07619966899721754,0.07411479615146574,0.06910995098178489,0.06572513624413928,0.06447606013955605,0.059106911442142286,0.05705924697574266,0.046664886098895304,0.04585547173890737],"twin_dists":[0.17755691346252658,0.18875500760793562,0.20430112509746773,0.20678189393799787,0.2512691143460898,0.2535740219358732,0.2549313320003878,0.2571401498714484,0.25916621238560333,0.26544757134355307,0.2678137667480209,0.26902171360802307,0.27926930378162185,0.282795856576219,0.2876547220863986,0.28787899019703456,0.2946976699975492,0.29628125848720843,0.3002352403186058,0.303043343173573,0.3041094407155669,0.30889425253446995,0.31081356137614363,0.3215417071516239,0.32245827898469587],"n_dims_used":45,"mean_confidence":0.8858004252115885},"coverage":{"mean_confidence":0.8858004252115885,"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}}