{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002943","499:4990002475","499:4990002567","477:4770000447","499:4990002878","499:4990000608","499:4990002394","499:4990000607","499:4990000537","477:4770000402","499:4990002879","477:4770000441","477:4770000495","477:4770000442","477:4770000446","499:4990002311","499:4990003084","499:4990003152","499:4990000470","477:4770003531","477:4770000392","499:4990002562","499:4990002493","499:4990003282","499:4990003552"],"twin_admin_codes":[499,499,499,477,499,499,499,499,499,477,499,477,477,477,477,499,499,499,499,477,477,499,499,499,499],"twin_sims":[0.7935196521326598,0.7895986347203316,0.7714770149405836,0.730227249175343,0.7279383019756164,0.7261657155219374,0.6964969025302973,0.6953633735151863,0.694523760786029,0.683120349537041,0.6827390883908195,0.6776471133080684,0.6661451440017929,0.6620485664015702,0.6589573627916481,0.6564546190888809,0.656150696320821,0.6467529031710277,0.6425336175986942,0.639237514078786,0.638800674499822,0.6353523461083309,0.6300959474857675,0.6283669461896454,0.6276545780560869],"twin_dists":[0.08832935134732094,0.0892702697057673,0.0935544268817497,0.10298637280575972,0.10349928978921641,0.10389586106328605,0.11046081805855072,0.1107092562830407,0.11089317786309887,0.11338336222826895,0.11346638284219128,0.11457382825600411,0.11706694919208628,0.11795240156310888,0.11861977306774787,0.11915964224954145,0.11922517496697291,0.12124894180401409,0.1221560711026193,0.12286417506720013,0.1229579884535211,0.12369828140472713,0.12482595993735238,0.12519671190881224,0.12534944297731812],"n_dims_used":45,"mean_confidence":0.9329315185546875},"coverage":{"mean_confidence":0.9329315185546875,"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}}