{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001462","496:4960002206","496:4960003578","496:4960003019","496:4960002081","496:4960001957","496:4960002082","496:4960002888","496:4960001701","496:4960003033","496:4960001958","496:4960003429","496:4960002207","496:4960003174","496:4960002335","496:4960003859","496:4960001956","496:4960002079","496:4960003021","496:4960002747","496:4960004004","496:4960002080","496:4960003172","496:4960003580","496:4960002320"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9070425726930489,0.9028455588413279,0.8657137660885919,0.8385337917017852,0.8140722159877993,0.7859414541327426,0.7756795467773586,0.7619564323527939,0.7597514077418552,0.7477259255236655,0.7370726140874875,0.7209603485546541,0.7098983667976031,0.706247625556605,0.7045615264216882,0.6802150483409419,0.6710281170124971,0.6541210342562328,0.65159513981266,0.6477724252105254,0.6355540916112967,0.6255006261955882,0.59922774486005,0.585179631760548,0.5752529139781978],"twin_dists":[0.05737039681665393,0.058718141997627156,0.06974657783885109,0.07707597250632664,0.08330336295059289,0.09014318159911125,0.09256977514445341,0.09576707279986214,0.09627615878942683,0.09903196264283204,0.10144666797171573,0.10505732450979102,0.1075112058099708,0.10831709120645047,0.10868867046412561,0.11401564047051234,0.11600987086170969,0.1196626732328367,0.1202067994587892,0.12102962149448585,0.12365498215953527,0.12581117256315136,0.13143831265588746,0.13444818898815228,0.13657776511572264],"n_dims_used":45,"mean_confidence":0.9349244859483506},"coverage":{"mean_confidence":0.9349244859483506,"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}}