{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004995","480:4800005426","480:4800003999","480:4800004742","480:4800005434","480:4800004750","480:4800004154","480:4800004579","480:4800004072","480:4800004000","480:4800005078","480:4800004233","480:4800006233","480:4800005250","480:4800005081","480:4800004319","480:4800005267","480:4800005680","487:4870009444","487:4870009580","487:4870010895","480:4800003924","487:4870009176","480:4800004396","480:4800002815"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,487,487,480,487,480,480],"twin_sims":[0.3478613487353359,0.23310531269644788,0.21276973759674597,0.20590375901969907,0.19163516158325647,0.1799162897799527,0.17271706216532265,0.1659888304241804,0.16354986978695177,0.15306868262559706,0.12494812828180354,0.12209329719519305,0.10672008874674385,0.10496096835742076,0.09919693142321369,0.09584252837921782,0.09228417896018914,0.08638869505955414,0.08448552669083476,0.0844521331913984,0.07999787971963794,0.07984278029463708,0.0769185185230874,0.07449294427247256,0.07356310259044685],"twin_dists":[0.1887386259226669,0.2216455626584832,0.2284864504848426,0.2308952458586518,0.2360832348469431,0.24054940045509401,0.2433960508873291,0.2461342399833052,0.24714656452297065,0.25162615000447314,0.26488388680117997,0.2663516315841328,0.27474184924211237,0.27576037535943715,0.27919379246052944,0.2812644107093705,0.28352421940685224,0.28742479657251147,0.28872912746392204,0.2887522217842596,0.29190025030450784,0.2920123702508842,0.29415975713629966,0.29599138568895733,0.29670631485082677],"n_dims_used":43,"mean_confidence":0.9191184820130814},"coverage":{"mean_confidence":0.9191184820130814,"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}}