{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002497","491:4910003383","491:4910002496","491:4910003346","491:4910003179","491:4910003304","491:4910003472","491:4910003426","491:4910003093","491:4910002440","491:4910003101","491:4910003402","491:4910002495","491:4910003177","491:4910002894","491:4910003043","491:4910003386","491:4910002387","491:4910003303","491:4910003226","491:4910002501","491:4910003399","491:4910003489","491:4910003045","491:4910003264"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7721702458941772,0.7664632250405083,0.6372339211578618,0.5767944603057371,0.5757636870172098,0.5574282670368548,0.5312187446645926,0.505976644545723,0.47791982224025026,0.4713246935522269,0.4693471327425646,0.4572172961060923,0.4144382727506394,0.405434826891583,0.39672043227247417,0.39433193599061356,0.38584851665876607,0.3806853974125358,0.3580864853996402,0.35624874760820346,0.35538647369940407,0.35167020011578565,0.3511096437956991,0.3467943899912202,0.3364139846042294],"twin_dists":[0.093392350546124,0.09472268381731502,0.12329439592920789,0.13624685455549948,0.13646811263396577,0.14041125424600873,0.14608211598507453,0.15159916483421318,0.15781885738598023,0.15929708656682384,0.1597416733879801,0.1624829514895354,0.17237933356990612,0.17451527682083592,0.17660289108293006,0.1771787194863442,0.17923718499817673,0.18050049259060458,0.18613155000304515,0.18659724028694163,0.18681617054822203,0.18776289073638558,0.18790614327726343,0.1890129599807881,0.1917057224750334],"n_dims_used":44,"mean_confidence":0.8928449804132635},"coverage":{"mean_confidence":0.8928449804132635,"n_dims_used":44,"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}}