{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003580","480:4800002932","480:4800003711","480:4800003315","480:4800003415","480:4800003361","480:4800003171","480:4800003225","480:4800003177","480:4800002790","480:4800003096","480:4800002821","480:4800003312","480:4800003260","480:4800003421","480:4800003217","480:4800003593","480:4800003308","480:4800003812","480:4800003409","480:4800002880","480:4800002732","480:4800006088","480:4800003085","494:4940001056"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494],"twin_sims":[0.5596990384243727,0.4611812571463783,0.39690484685269417,0.3951366514859866,0.37370745131095584,0.3697641101627018,0.3401041049487339,0.3371729554202039,0.33312384693829733,0.29266741818842845,0.2651448825494238,0.24775909287633802,0.2296945813200088,0.22225102890194437,0.22039722309849805,0.21126612128534084,0.202352460441737,0.19998635645242654,0.18862557113967968,0.184969405653989,0.16888657672338997,0.16642878135745667,0.16474837181497384,0.16366479374451418,0.16336315740060708],"twin_dists":[0.13992203407342454,0.16158433709423847,0.1765584981093467,0.17698453620195392,0.18222107996568873,0.18320038433505748,0.19074344707247345,0.19150734197558542,0.19256851992534407,0.20359402389390838,0.21161802331011073,0.21695636347110925,0.2227644490143203,0.22524503240071814,0.22587139679547497,0.22900939642012563,0.23216271577509887,0.23301568829383315,0.2372114995391874,0.238599252343825,0.24494534430240378,0.24595277775155364,0.24664775614538478,0.24709861955081494,0.24722451083651514],"n_dims_used":43,"mean_confidence":0.9224418817564498},"coverage":{"mean_confidence":0.9224418817564498,"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}}