{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004904},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005804","480:4800004482","480:4800004905","480:4800005266","480:4800004385","480:4800004384","480:4800005423","480:4800005420","480:4800005597","480:4800005346","480:4800004477","480:4800004656","480:4800005074","480:4800003911","480:4800004301","480:4800003204","480:4800004569","480:4800005416","480:4800005252","487:4870009596","480:4800004300","480:4800005253","480:4800005503","487:4870009460","480:4800003078"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480,480,487,480],"twin_sims":[0.559563048853992,0.5313747201119491,0.48870171313885014,0.4577817433856603,0.4427852686498368,0.42538849562739117,0.4171443528851975,0.393530554162309,0.31599307607735366,0.3085648577204591,0.3080660025143364,0.29296639150595594,0.24763242229220458,0.22353063575380308,0.21549006803313506,0.21300120414997914,0.20588763861491707,0.2035632642050116,0.20256550319632385,0.19830685168208959,0.19457400008909684,0.1898578018026139,0.18933260314803035,0.18508186427365855,0.17270762131733305],"twin_dists":[0.13995132411144362,0.14604821438969498,0.15541618910755323,0.1623548235159373,0.16577910797612097,0.1698083388640421,0.17174131439560392,0.17737228063228738,0.19713860378603404,0.19916355078912074,0.19930053415980536,0.20350941632075348,0.2169961185597112,0.2248147108824601,0.22754665902354154,0.22840617077234093,0.23090096533134907,0.2317288750091046,0.23208625186515314,0.23362537348591367,0.23499335733623017,0.23674803857937474,0.23694531579737554,0.23855628103495735,0.24339983896100884],"n_dims_used":43,"mean_confidence":0.9198919784191043},"coverage":{"mean_confidence":0.9198919784191043,"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}}