{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660009931","469:4690001486","466:4660009930","466:4660009766","487:4870003999","466:4660011255","466:4660009239","466:4660011409","466:4660009421","469:4690002640","488:4880000082","469:4690001485","499:4990001149","479:4790000297","499:4990000539","469:4690002267","470:4700000572","500:5000005358","488:4880000799","466:4660008893","481:4810002976","466:4660004165","466:4660010750","485:4850002200","466:4660012791"],"twin_admin_codes":[466,469,466,466,487,466,466,466,466,469,488,469,499,479,499,469,470,500,488,466,481,466,466,485,466],"twin_sims":[0.44020879787840744,0.34499456464575645,0.3163287672105952,0.3131933851097753,0.2745555420011399,0.26517949333870655,0.24285842109221423,0.2210679316358418,0.21656119966603674,0.20497070027570666,0.20247220093222748,0.19551963727869767,0.1865106794381514,0.18650023748021155,0.17660569683332883,0.17342962448659538,0.17292267632808678,0.17199113094077356,0.15605326863248203,0.15579113721950658,0.15448529592132362,0.14963462289825036,0.14678884300130668,0.146194310680926,0.1459463223895812],"twin_dists":[0.16637181610812585,0.18947673925725694,0.1970477364409122,0.19789858576518418,0.2088195739234092,0.21160761918358656,0.2185040607058695,0.2256443724148387,0.2271788123331149,0.23122679780858596,0.23211973250014845,0.2346450997717393,0.23801191147680964,0.23801587914890465,0.2418481772358045,0.24311056659337074,0.24331358636515074,0.24368775899667372,0.2503283400887354,0.2504415933328275,0.2510078648146215,0.25314258761587266,0.25441879478913565,0.2546877205736574,0.25480013270022833],"n_dims_used":43,"mean_confidence":0.9131996687068495},"coverage":{"mean_confidence":0.9131996687068495,"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}}