{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001640},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003796","490:4900003797","490:4900001122","490:4900001780","490:4900004211","490:4900004073","490:4900004074","490:4900003800","490:4900001243","490:4900001369","490:4900002247","490:4900001502","490:4900004489","490:4900001501","490:4900002397","490:4900002547","490:4900003249","490:4900003941","490:4900003932","490:4900001781","490:4900001778","490:4900001637","490:4900001639","490:4900001779","490:4900003790"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6009937932760487,0.5327865333452455,0.4409001372857874,0.4157581771775827,0.3922248830946763,0.3067926092070963,0.30627175957366926,0.3062695273806788,0.29996092911723743,0.27546132270566037,0.2654025513540495,0.25893127976829633,0.23409257788215998,0.22810760435127694,0.22520921376235636,0.19991726674786311,0.1892955581934648,0.18666113320830177,0.17013491391425453,0.1600951654787652,0.15386934387521317,0.14285581088916136,0.13543832280109097,0.1324780401717035,0.1306192556834411],"twin_dists":[0.13106011181903504,0.14574144795193597,0.16621264379501866,0.17206791325086124,0.17768803715565976,0.19965078219277968,0.19979428388222517,0.19979489918706855,0.20154437050127222,0.20855335994683047,0.21154058744414345,0.21349979877964964,0.22132370215567257,0.22328879202831037,0.22425269956462937,0.23304069907291453,0.23695924521471387,0.23795476026985737,0.24443769310543945,0.24859936827107876,0.25127618619999204,0.2562130674636273,0.259699547760158,0.261130953934075,0.26204208783806193],"n_dims_used":45,"mean_confidence":0.9146530151367187},"coverage":{"mean_confidence":0.9146530151367187,"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}}