{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010629","490:4900010453","490:4900009583","490:4900009892","490:4900010280","490:4900010874","490:4900008503","490:4900012059","490:4900010457","490:4900010620","490:4900010542","490:4900010282","490:4900010372","490:4900010367","490:4900010883","490:4900010182","490:4900011199","490:4900010790","490:4900011110","490:4900010884","490:4900010615","490:4900008707","490:4900012056","490:4900010189","490:4900009695"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.26911630752815435,0.20944180896061995,0.18180153307282643,0.17934694281792096,0.15902011737814645,0.13376322336899377,0.13079780409696248,0.12977512555736828,0.1142226026842254,0.11261140220753553,0.10196570628054313,0.10154042893615728,0.09462374772114529,0.0877337727490577,0.07989146466250224,0.07381060197861752,0.07266667475638641,0.07170240653794978,0.0649698633418584,0.06401288027733948,0.059681763627162196,0.059408735709214726,0.05866194488772452,0.05753492687815047,0.05480715401958871],"twin_dists":[0.21042966641188227,0.22964727964334838,0.2398173581740527,0.24077154595477357,0.249056099638314,0.260506598520818,0.26195414476113676,0.2624590921315813,0.2705386312948875,0.27142290750533016,0.2775256272459317,0.2777795323011831,0.2820308627181419,0.2865166806995568,0.29197715797146184,0.2965153096260629,0.2974025030217728,0.29815918092693455,0.30368597535219527,0.3045090617458549,0.3083652906137944,0.30861599757482217,0.3093066130297777,0.3103626952626289,0.31299129252539937],"n_dims_used":45,"mean_confidence":0.9201399061414931},"coverage":{"mean_confidence":0.9201399061414931,"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}}