{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001244","480:4800001874","480:4800001873","480:4800001756","480:4800002428","480:4800001933","480:4800002285","480:4800002526","480:4800002241","480:4800001931","480:4800001357","495:4950002560","480:4800002468","480:4800001531","480:4800001245","480:4800001991","480:4800002515","480:4800001422","480:4800001935","480:4800002196","495:4950002712","495:4950002762","480:4800001474","480:4800002289","480:4800001530"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480,480,480,480,495,495,480,480,480],"twin_sims":[0.3997115873368378,0.34255002615044944,0.2960410625866359,0.2656238610425503,0.2636300815434546,0.23097319516609827,0.18809100677783097,0.18548045277879355,0.1802047450284345,0.1708436149588001,0.14966476566410206,0.14739647032831232,0.14371873383488226,0.13963159900479752,0.1378653833238964,0.13564218079553464,0.1275824571005004,0.1261095895726832,0.12602767482022706,0.12273071472961282,0.12061467840683068,0.11755766015124719,0.11678561120268725,0.11585680441970728,0.1107580588139569],"twin_dists":[0.17588401016039726,0.1901087085407759,0.20264225228349164,0.21147411578025457,0.21207421048190647,0.22234372742814293,0.23741321672202748,0.23840412505014508,0.2404370422230015,0.2441506803349194,0.2531291661096275,0.25414477661850826,0.2558162885889097,0.2577115497038898,0.25854338014195216,0.25960184254539787,0.26355193907176916,0.2642940386451666,0.26433550361517644,0.266021670750328,0.26712213073514013,0.26873829893765894,0.26915154455703044,0.2696514828966018,0.27245222781900436],"n_dims_used":43,"mean_confidence":0.9116118675054505},"coverage":{"mean_confidence":0.9116118675054505,"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}}