{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005003","489:4890004991","489:4890004822","489:4890004821","496:4960001314","489:4890004866","489:4890004731","477:4770003444","489:4890005002","477:4770002020","489:4890004628","477:4770003303","489:4890005045","489:4890004605","489:4890004405","489:4890005240","489:4890005005","477:4770002616","489:4890004394","489:4890004994","489:4890004735","477:4770002912","468:4680002259","489:4890004760","489:4890005166"],"twin_admin_codes":[489,489,489,489,496,489,489,477,489,477,489,477,489,489,489,489,489,477,489,489,489,477,468,489,489],"twin_sims":[0.6528289295440641,0.513367077760723,0.48619176501761047,0.46246351163812865,0.45274999855035514,0.43083507624623074,0.39419426880639086,0.39145034738116663,0.3782434613491714,0.3726468016586842,0.356846943858279,0.3531963592161454,0.3494903286453743,0.3456777541080915,0.3402601537415448,0.33114720120190205,0.3149913735049225,0.30012513823516657,0.29490011172014857,0.2922119792280927,0.29165851629265593,0.2885765534396757,0.28568239271202645,0.28512347556638856,0.2812505602405409],"twin_dists":[0.11994106282115297,0.14997710311497323,0.15597403116558128,0.16129424360531366,0.16349905194327016,0.16853985063622062,0.1772119578548366,0.17787557798802395,0.18110085344247764,0.18248398150403156,0.18644551951494598,0.18737347625509856,0.18832063896057533,0.18930054448908906,0.19070287817751905,0.1930891036187507,0.1974100773754174,0.20149856263019572,0.20296341631358814,0.2037230088487615,0.20387991592659768,0.2047569120810054,0.20558557851369727,0.2057461892501645,0.2068643617055592],"n_dims_used":45,"mean_confidence":0.9207425435384115},"coverage":{"mean_confidence":0.9207425435384115,"n_dims_used":45,"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}}