{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001355","489:4890001428","489:4890001436","489:4890001167","489:4890001356","489:4890001354","489:4890001160","489:4890000989","489:4890001226","489:4890001048","489:4890001424","489:4890001426","489:4890001365","489:4890001290","478:4780001385","489:4890001357","489:4890000983","489:4890001108","489:4890001234","489:4890001171","489:4890001434","489:4890001231","489:4890001287","489:4890001435","489:4890001239"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,478,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8235723998285981,0.5671090177844391,0.557497029492792,0.49856642699572346,0.4366241380667491,0.4140338078950486,0.4139048482940953,0.3579661365284588,0.32112208450120444,0.3014551006287113,0.2973129021766631,0.293134346163509,0.28966856716930744,0.28829005057595386,0.278755023966071,0.2768602983823531,0.2655329164404448,0.2655274331920343,0.24871991015406497,0.2470554983200185,0.2392809912198013,0.2305953256908745,0.22565805911554598,0.22341543948738898,0.22305266848644856],"twin_dists":[0.08092000123624304,0.13832745292049592,0.14039643574419516,0.15323191117003498,0.16719871710644166,0.1724748493515039,0.17250531210010875,0.18616200925592907,0.19575613183433022,0.2011280938071171,0.20228510304975422,0.20346190865752917,0.20444553538991816,0.20483872200144004,0.20758980851319986,0.20814324389218256,0.2115014273480348,0.21150307420825318,0.2166552381680327,0.21717734930619342,0.21964665125378854,0.2224679033161764,0.22410289216773321,0.224853383083905,0.22497525476440627],"n_dims_used":45,"mean_confidence":0.9144832187228733},"coverage":{"mean_confidence":0.9144832187228733,"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}}