{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000206","480:4800000207","480:4800000004","480:4800000016","480:4800000191","480:4800000030","480:4800000252","480:4800000116","480:4800000257","480:4800000218","480:4800000249","480:4800000261","480:4800000113","480:4800000200","480:4800000192","480:4800000050","480:4800000251","480:4800000248","480:4800000174","480:4800000208","480:4800000193","480:4800000175","480:4800000013","480:4800000076","480:4800000015"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.416114512646477,0.3387928848849905,0.29097195305502127,0.269191267257239,0.2552648102319718,0.21323033234865296,0.1903021454152426,0.18166015174739944,0.17620308170937315,0.17419111309153532,0.1649389805661126,0.1229744769332601,0.1152210591441744,0.11304963567143106,0.1125677370436687,0.09037485831916305,0.08533671171138751,0.08130008263329247,0.07959952182098355,0.07554457732727717,0.07520615644409405,0.07288929358134051,0.07051159171750626,0.06639259039208754,0.06493114668645529],"twin_dists":[0.17198391194635165,0.19108472795001089,0.20407480310853252,0.2104073414215467,0.21462353778012197,0.22832676019367057,0.23658143016909203,0.23987206997008748,0.24200730388186578,0.24280640523274621,0.24656866811668915,0.2658958316572736,0.2699954555049549,0.2711814315329674,0.2714470076058589,0.28476527597330104,0.2881429066337812,0.2909657096298346,0.29218857198916354,0.29519144584462564,0.2954478846646146,0.2972289660553765,0.2991050982456234,0.3024804311523099,0.303719081953448],"n_dims_used":43,"mean_confidence":0.9044513258823129},"coverage":{"mean_confidence":0.9044513258823129,"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}}