{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000336},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000566","480:4800000645","480:4800000434","480:4800000337","480:4800000429","480:4800000967","480:4800000639","480:4800000573","480:4800000507","480:4800000612","480:4800000319","480:4800000681","480:4800000345","480:4800000692","480:4800000575","480:4800000541","480:4800000402","480:4800000641","480:4800000424","480:4800000610","480:4800000403","480:4800000375","480:4800000504","480:4800000622","480:4800000543"],"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":[0.6956762020255038,0.6719567238127577,0.5057001976677005,0.4766605570583359,0.46826111294390443,0.44083733413321,0.3795750557783713,0.37138019312858134,0.36927860273437074,0.3633893800106133,0.36301200552750873,0.3578038640506433,0.3569637629139195,0.35212026934395113,0.3516401434776381,0.3482692361868224,0.34458214094051554,0.34060413442150667,0.3391863185127894,0.33480487520787466,0.3247278304017784,0.3220729969554118,0.32036322778378035,0.32030464827608984,0.3153024971405836],"twin_dists":[0.11064070823778357,0.11580862803324682,0.15165995925133974,0.15810058944364255,0.15998609738559547,0.16622709942068642,0.18077324326109634,0.18279841808956093,0.1833213144303844,0.18479458741184643,0.18488940151650873,0.18620308733254157,0.1864159059381829,0.1876479598222349,0.1877705688130461,0.18863386794138828,0.18958319298945112,0.1906134867708965,0.19098225167458058,0.19212711595153129,0.19479163334756114,0.19550118868617666,0.19595988746522647,0.19597562750535708,0.1973257067746117],"n_dims_used":43,"mean_confidence":0.9129403580066769},"coverage":{"mean_confidence":0.9129403580066769,"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}}