{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000865","487:4870003759","487:4870004486","487:4870003909","487:4870000861","487:4870002485","487:4870001130","665:6650003768","487:4870003068","487:4870002491","487:4870003911","491:4910001416","487:4870004055","487:4870000098","487:4870011965","665:6650003647","480:4800000885","487:4870002319","487:4870003754","492:4920006569","487:4870004492","487:4870000487","492:4920005078","491:4910001088","491:4910000548"],"twin_admin_codes":[487,487,487,487,487,487,487,665,487,487,487,491,487,487,487,665,480,487,487,492,487,487,492,491,491],"twin_sims":[0.1919349021753198,0.1234377438480097,0.10788972296078272,0.09163082454963836,0.086031369182544,0.0726145663277845,0.07220986978818109,0.06137316751370672,0.05778643882665384,0.05344716193854724,0.053159949011447466,0.050431252439088074,0.04828271480442318,0.043730717665145795,0.03707577851562139,0.0326856561631524,0.03128361707800978,0.026077772759394168,0.0252190582780874,0.02381872577780715,0.023292726690136597,0.0197126087440041,0.019436371050084778,0.017349242803681615,0.01717804912186157],"twin_dists":[0.23597154434847173,0.2656571985812742,0.27407182958158066,0.283946593865938,0.28766793135629853,0.2974431849772228,0.29775994564648806,0.3068328425046741,0.3101255449715392,0.31434250301512323,0.3146315003565852,0.3174438652591594,0.31974885940870273,0.3249305242775457,0.33339018138279053,0.33970652473467655,0.3418764621173341,0.35074152987089574,0.35234808570241116,0.35507234541382743,0.35613157495767117,0.3639497860802149,0.36460324187644905,0.36982117342645726,0.37027318480187527],"n_dims_used":43,"mean_confidence":0.8817450944767442},"coverage":{"mean_confidence":0.8817450944767442,"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}}