{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002783","480:4800002831","480:4800002784","480:4800003215","480:4800002574","480:4800002928","480:4800003475","480:4800003656","480:4800003218","480:4800003176","480:4800003214","480:4800003413","480:4800002867","480:4800002974","480:4800002731","480:4800003363","480:4800003045","480:4800003270","480:4800003222","480:4800003130","480:4800003311","480:4800003460","480:4800003133","480:4800003586","480:4800002624"],"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":[0.6810609031393757,0.5933052656401011,0.5925618076963047,0.5675709412577005,0.5124165501589698,0.5099007000884844,0.48909488409556173,0.46254528081565927,0.453149222708736,0.41372713184056126,0.4042883034757875,0.3909356316037088,0.38637560629093587,0.3845076097290798,0.38352285003473247,0.3786552768923295,0.37068791600488216,0.3655241303302728,0.3624792799536448,0.355827270945874,0.35380751923910286,0.3500298228802311,0.3466051823212474,0.3436134505684794,0.34204079436549195],"twin_dists":[0.11383164228897348,0.13270684555687937,0.13286611933202278,0.13822813630408773,0.1501853892467348,0.15073715266794993,0.15532888466127667,0.16127575400673974,0.1634080982749355,0.1725472988972202,0.17478877266836076,0.1780003035909764,0.1791086721725139,0.1795644961085839,0.17980521948497638,0.18099947543292141,0.18297050079433222,0.18425917260398067,0.18502333212006541,0.1867042184705588,0.18721777815957347,0.1881824333024484,0.18906165508995737,0.18983349517314946,0.19024065857209013],"n_dims_used":43,"mean_confidence":0.9208889451137808},"coverage":{"mean_confidence":0.9208889451137808,"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}}