{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000831","480:4800000828","480:4800001131","480:4800000969","480:4800000830","480:4800000880","480:4800000789","480:4800000790","480:4800001027","480:4800001203","480:4800000362","480:4800001037","480:4800000755","480:4800000747","480:4800000912","480:4800000784","480:4800000953","480:4800000879","480:4800000748","480:4800000788","480:4800000893","480:4800000835","480:4800001133","480:4800000793","480:4800001073"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8189734104742964,0.7740792996968978,0.6780862374049123,0.6675367815420457,0.606949754737992,0.5758620232831636,0.5512101202769975,0.5197877273424975,0.48561006451008765,0.48061270879470197,0.46965818655745956,0.43883746225806936,0.4251194131597692,0.3986751213247529,0.38443844743417555,0.37944220523103483,0.3714546356927186,0.3697013965855974,0.36965689926247475,0.36826525102265073,0.3487878949672823,0.33708751510838486,0.33503961942951643,0.3222556452947615,0.3218604171833837],"twin_dists":[0.08207896241491226,0.0929453111000699,0.11447841996211763,0.11676587312121467,0.12978474779832574,0.13644700291479545,0.14175241918913098,0.14857264063942183,0.15610344092994027,0.1572171854101681,0.15967170174344134,0.16668783863020356,0.16987118019598127,0.17613283071477664,0.17958139313588656,0.18080590324815624,0.18277992300620494,0.18321600057421625,0.18322708160322954,0.1835739754111971,0.18850075363898958,0.19152966238102334,0.19206557282951262,0.1954522681815582,0.195558145543474],"n_dims_used":43,"mean_confidence":0.9132850114689317},"coverage":{"mean_confidence":0.9132850114689317,"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}}