{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000638","488:4880006329","488:4880006330","488:4880006324","470:4700000868","488:4880006405","470:4700001273","470:4700001111","470:4700000540","488:4880006294","470:4700000533","488:4880006407","499:4990001380","470:4700001869","470:4700000979","470:4700001133","470:4700000997","488:4880006449","470:4700000530","470:4700000874","488:4880006327","470:4700002214","470:4700001128","472:4720002489","499:4990001489"],"twin_admin_codes":[470,488,488,488,470,488,470,470,470,488,470,488,499,470,470,470,470,488,470,470,488,470,470,472,499],"twin_sims":[0.8829619616007304,0.8652589502918975,0.7679828046435094,0.6863230461335873,0.6088700961205165,0.5849663900141849,0.5609314322551603,0.5528061111827623,0.5460535464440167,0.5446050137514195,0.5421437061041195,0.533041143740617,0.5322054724919287,0.5247049552075661,0.5230868890249096,0.5223572053796623,0.5172134966882128,0.5159386866892507,0.5076906668631828,0.5040726558183839,0.5032705619624139,0.4931011232333415,0.49198608082911416,0.49141551814664963,0.4886630744706989],"twin_dists":[0.06480025245799818,0.06987354896839518,0.09436933269915813,0.11268538756937406,0.1293735487137816,0.13449390634085986,0.1396566401920258,0.14140796581302192,0.14286645059087313,0.14317971517388067,0.14371234644255937,0.14568614272692706,0.14586768356017418,0.14749981828654135,0.1478525859641124,0.1480117514623015,0.14913522344871893,0.1494140749663304,0.15122242434799704,0.15201805830843115,0.152194653201943,0.15444048101858776,0.1546875317891406,0.1548140104818444,0.15542477004830485],"n_dims_used":43,"mean_confidence":0.9145288689191952},"coverage":{"mean_confidence":0.9145288689191952,"n_dims_used":43,"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}}