{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002368","490:4900004470","490:4900003245","490:4900003780","490:4900004195","490:4900005419","490:4900005288","491:4910002162","490:4900003632","490:4900005294","490:4900005285","490:4900003502","490:4900004193","490:4900003240","490:4900003241","490:4900005950","490:4900003635","490:4900007669","490:4900003244","490:4900005292","490:4900003235","490:4900004331","490:4900004206","490:4900002369","490:4900003634"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5716398227215673,0.5217261279235745,0.4055781664029213,0.39899764842727437,0.33923696273103643,0.3207452475560047,0.30293102247008524,0.2951845779644616,0.28700695003336923,0.2855767594353871,0.27381953979365464,0.2731458604360376,0.2596819724344017,0.2556996509521464,0.2419761144827285,0.23802006562754907,0.22770615785293508,0.22570934856091396,0.21141660584752425,0.21004809410843392,0.19201857764626645,0.17317304857793647,0.1714301843507171,0.16922135757265905,0.1632357905519548],"twin_dists":[0.13735369652805016,0.14814944928630472,0.1744811084031954,0.17605537127490467,0.19096906519698242,0.1958572800854827,0.20071808084765091,0.2028832739584193,0.20520570510465666,0.20561591886335343,0.2090362858695331,0.20923496089520258,0.21327095880237984,0.2144897318518657,0.21878484039782398,0.22005202031934087,0.22342181350757317,0.22408578631967807,0.22895694568382452,0.22943487060326667,0.2359403865839732,0.24321326558471523,0.2439137740016343,0.24480893787707345,0.24727771934351914],"n_dims_used":45,"mean_confidence":0.8982458326551649},"coverage":{"mean_confidence":0.8982458326551649,"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}}