{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011687},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007783","490:4900009529","490:4900012090","490:4900011147","490:4900011227","491:4910005712","491:4910005008","491:4910005517","490:4900008217","490:4900010579","490:4900011296","490:4900008213","491:4910005056","490:4900011825","490:4900010481","490:4900011981","490:4900010493","490:4900009626","490:4900010923","490:4900009007","491:4910004569","490:4900011626","490:4900011692","490:4900012037","490:4900009527"],"twin_admin_codes":[490,490,490,490,490,491,491,491,490,490,490,490,491,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.081965411104763,0.06912628481469243,0.0682301956810143,0.06238279212513369,0.06203983275486654,0.060870486299459695,0.05137293267667868,0.04935479012253046,0.046631279066522265,0.04370706132125966,0.04358296461114822,0.03939528224165469,0.0377152556777417,0.03432556156610862,0.03280486175751382,0.03046560901491568,0.030445147601930445,0.026887625258732745,0.02620692523151056,0.024811183810915897,0.024644607964519286,0.023666364698750466,0.023405175528473366,0.023139396145414153,0.02273992069221958],"twin_dists":[0.29049284914542206,0.30022196356684544,0.30095413738381693,0.30593455475898435,0.3062383479217745,0.3072846204413205,0.3164593216456002,0.3185882564705275,0.321579497530374,0.3249586120258135,0.32510616466678693,0.33030578842851205,0.3325238668688471,0.33726706325356,0.3395257207154302,0.3431812262544344,0.34321424609079554,0.3492676860649703,0.3505038640854104,0.3531277884314167,0.35344940956415555,0.35537705968098254,0.35590340167148565,0.3564442464734166,0.3572673776376304],"n_dims_used":45,"mean_confidence":0.8861028883192275},"coverage":{"mean_confidence":0.8861028883192275,"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}}