{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001919","493:4930001922","493:4930003272","493:4930001604","493:4930002419","493:4930002421","493:4930003449","493:4930000510","493:4930002086","496:4960012623","493:4930002092","493:4930003103","493:4930001462","493:4930000505","493:4930001326","493:4930003096","488:4880005822","493:4930004861","496:4960012402","493:4930001467","496:4960000822","496:4960000331","488:4880004843","493:4930003091","496:4960000823"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,496,493,493,493,493,493,493,488,493,496,493,496,496,488,493,496],"twin_sims":[0.8015593641291019,0.750497491256146,0.6151920899333122,0.580757820949876,0.530432056264462,0.509416064657649,0.4701721006618258,0.45894833138983054,0.4470047254852506,0.44435975814725426,0.4424269308329454,0.43097399854995233,0.38727124179152317,0.3643073570458628,0.36391938420420167,0.35822843359873024,0.3525495015285414,0.3507380111496557,0.349177897154941,0.34637055823261886,0.3421533709489412,0.3266238470601028,0.3179989543197293,0.31768264409932423,0.3077428860556034],"twin_dists":[0.08638288758950749,0.0983997840380334,0.12801971616508448,0.13539643472752289,0.1462531362710806,0.15084352047469887,0.15955613095451915,0.16209019122308835,0.16481129882817447,0.16541755884019618,0.16586146209165512,0.16850758222540965,0.17889049244080357,0.18456415640439397,0.18466150967474368,0.18609563089888737,0.18753842119116407,0.18800118141995198,0.18840072766485433,0.18912205822025144,0.1902114791721392,0.194286857809981,0.19659644584280878,0.19668181114224614,0.19938932857625563],"n_dims_used":45,"mean_confidence":0.9263195461697049},"coverage":{"mean_confidence":0.9263195461697049,"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}}