{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810003653","496:4960010003","496:4960009910","496:4960009356","496:4960010331","496:4960010496","496:4960011714","496:4960009153","496:4960010964","481:4810004162","470:4700000276","470:4700000280","496:4960011711","470:4700000003","496:4960011198","496:4960009044","488:4880002578","481:4810003866","496:4960010078","496:4960009750","496:4960010156","496:4960012176","470:4700006953","481:4810002348","496:4960010792"],"twin_admin_codes":[481,496,496,496,496,496,496,496,496,481,470,470,496,470,496,496,488,481,496,496,496,496,470,481,496],"twin_sims":[0.567101377563953,0.5021306937107286,0.48002032284785484,0.47657395063989805,0.468962379119793,0.41355953872654977,0.40728596177390386,0.40260161362290836,0.4002980375815706,0.3982148393717153,0.39439621455016344,0.38722475804113476,0.3829946191266245,0.3662282379945717,0.3588706514008619,0.3570014495506343,0.34878284937688137,0.33048813113169206,0.3184169365672819,0.31628259072492687,0.30612987856957563,0.3052055790675803,0.3048766755188355,0.3041019026721448,0.30243666653513035],"twin_dists":[0.13832909569894697,0.15244574678095538,0.1573494496113461,0.15811997453710058,0.1598282455800402,0.17258690114499334,0.17407442709502405,0.17519175441875504,0.1757433532554082,0.17624342347279906,0.17716320190812798,0.17890181015369191,0.17993446668789065,0.18408292168116042,0.18593321282388972,0.1864063534572471,0.1885020480936378,0.19326305880474726,0.19648371482116334,0.19706023259466068,0.1998333985851803,0.20008847246742206,0.20017934595961817,0.20039363434969099,0.20085528378083156],"n_dims_used":45,"mean_confidence":0.9256695217556423},"coverage":{"mean_confidence":0.9256695217556423,"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}}