{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010675","490:4900010146","490:4900009625","490:4900009528","490:4900009419","490:4900009720","490:4900010302","490:4900009947","490:4900010761","490:4900010212","490:4900010477","491:4910003945","490:4900009822","491:4910004957","490:4900010123","490:4900010213","490:4900011767","490:4900011359","491:4910005416","490:4900010306","490:4900010132","490:4900010022","490:4900009819","490:4900010563","490:4900009621"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,491,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.06102462507517886,0.053387442395637315,0.03946630950336733,0.035782755955210646,0.03244697347306246,0.029079604303590252,0.027407990877139663,0.021521339201824596,0.021202440914752384,0.01897461014904643,0.018025170842462756,0.017932651873780684,0.01709955105653745,0.01651093456207386,0.012427415593060924,0.012101368748366002,0.011924965969609874,0.011735795881085902,0.010559272104860008,0.010257034626620774,0.010084616908437821,0.00987319419245703,0.008970798983870027,0.008949138201009827,0.008716080108642502],"twin_dists":[0.3071457656575311,0.3144024873323911,0.33021378973936333,0.3351813278063856,0.34007024342688424,0.3454621439543288,0.3483407429351195,0.3598582915706805,0.3605573526597916,0.3657138960926182,0.36807383435922436,0.36830957911492074,0.37048176948905687,0.3720731760150124,0.38473770117730743,0.38590152202122185,0.38654282932299217,0.38723997190037385,0.391814385704557,0.3930625773178221,0.3937893870499655,0.3946958897077253,0.39877095947667535,0.3988732031324769,0.39998751561232687],"n_dims_used":44,"mean_confidence":0.8887736580588601},"coverage":{"mean_confidence":0.8887736580588601,"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}}