{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001688","490:4900012440","497:4970001451","490:4900012448","497:4970001532","497:4970001689","490:4900012252","490:4900012368","497:4970001932","490:4900012594","490:4900012251","497:4970001946","497:4970001856","490:4900012723","494:4940007517","492:4920004682","490:4900013223","490:4900012725","497:4970001849","492:4920004738","490:4900012670","492:4920004732","490:4900012249","490:4900012512","490:4900012662"],"twin_admin_codes":[497,490,497,490,497,497,490,490,497,490,490,497,497,490,494,492,490,490,497,492,490,492,490,490,490],"twin_sims":[0.133400931386868,0.10001117255560102,0.0983793675846249,0.09565968832636149,0.0936179426161191,0.07957306807298141,0.07801092357044853,0.07513470159802024,0.07284709643167006,0.07226499150686365,0.06295440094711252,0.05983965850280764,0.05642523676882948,0.055068690253483196,0.050832453621533664,0.04975947092679823,0.04817638793163214,0.0475288166303274,0.0471142050757989,0.047097881624201136,0.046604890521141216,0.045449765533020305,0.04537174752977277,0.044640600224559096,0.04456087100090444],"twin_dists":[0.26068214553861735,0.2786994760638754,0.27969333546693803,0.28137890193035164,0.2826692613608741,0.2922077595219965,0.2933500097941229,0.29550214864140084,0.2972618268205208,0.2977167168222792,0.30543125293182694,0.30822073447393006,0.3114193470368875,0.3127346350053883,0.3170225475577706,0.31815562134581243,0.3198651353128141,0.3205779650321911,0.32103863263950233,0.32105683859403755,0.3216091868556583,0.3229228052458218,0.3230125325963289,0.3238597628941313,0.32395285308389316],"n_dims_used":45,"mean_confidence":0.9125006781684027},"coverage":{"mean_confidence":0.9125006781684027,"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}}