{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002890},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003559","480:4800003498","480:4800003144","480:4800003145","480:4800003497","480:4800002843","480:4800003436","480:4800003496","480:4800003623","480:4800003143","480:4800003437","480:4800003558","480:4800002848","480:4800002799","480:4800002844","480:4800003382","480:4800003557","480:4800003108","480:4800003188","480:4800002891","480:4800003760","480:4800003332","480:4800003102","480:4800003624","480:4800003761"],"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":[0.9241550924417251,0.7965136007947548,0.7599664069652511,0.725331461219739,0.704931600566806,0.6958921073158877,0.6719915817585809,0.6448469241004456,0.6415934707307257,0.6112718464472711,0.6038206881176976,0.5941579393662744,0.589086952794302,0.5777275139628949,0.5455325012691443,0.5419218197718007,0.5376178912144476,0.5186586435672312,0.49994807135240654,0.49557739794894085,0.4870927045941913,0.48303394972105207,0.47682823559017146,0.40364206955392695,0.3947594370844171],"twin_dists":[0.051583351449130004,0.08760726338058489,0.09622657442816769,0.10408231528671659,0.1086071470970835,0.11059339154587705,0.11580107241224158,0.12165882182740578,0.1223580897418034,0.12885925129773143,0.13045476878514187,0.13252418442430022,0.13361067608915933,0.1360466034201841,0.14297911679355346,0.1437603845680812,0.14469291048665273,0.14881931313888022,0.15292697918711692,0.15389241553349514,0.15577369452570614,0.15667712126527397,0.1580630612534966,0.17494308065431044,0.17707553780918509],"n_dims_used":43,"mean_confidence":0.9134918922601745},"coverage":{"mean_confidence":0.9134918922601745,"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}}