{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012871","490:4900013187","490:4900012982","490:4900012802","490:4900012866","490:4900012878","490:4900012804","490:4900013149","490:4900012803","490:4900012868","490:4900000996","497:4970001447","490:4900012812","490:4900012675","490:4900013056","490:4900000753","490:4900012799","490:4900000760","490:4900012981","490:4900000543","490:4900012985","490:4900012807","490:4900012938","484:4840003542","490:4900013021"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490,490,490,484,490],"twin_sims":[0.13889440979259074,0.11345378731190658,0.09705192548532182,0.0912408932454763,0.08982452759887506,0.08787721914841623,0.07273258573545563,0.07180432036941263,0.06859457305763778,0.05704427779845238,0.04895127061676159,0.04194402824896655,0.03768537222107672,0.035463035033281944,0.03238576060112376,0.027907697047665964,0.026246261028781595,0.024793879351019173,0.024258777650283496,0.02404361712999541,0.02361094095444563,0.022838570847774492,0.02190891858051834,0.021449165049936488,0.02072752449112702],"twin_dists":[0.25805778106177607,0.27095937394189634,0.28051140282907916,0.2841998089879969,0.2851268413480899,0.286420488747604,0.29735107897948715,0.29807881925289775,0.3006554749322918,0.3108277999553305,0.31902260529984217,0.32708879752768255,0.3325640722795731,0.33563268494642995,0.34016389127672564,0.3474647551783027,0.35043167928423674,0.35316111244950094,0.35420164702208623,0.35462564525606055,0.35548832598429664,0.3570629464735448,0.3590207012007078,0.3600157126335573,0.3616155769737043],"n_dims_used":45,"mean_confidence":0.9125730726453993},"coverage":{"mean_confidence":0.9125730726453993,"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}}