{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001049","477:4770001050","477:4770001458","477:4770001347","477:4770001284","477:4770001168","477:4770000988","477:4770001400","468:4680005455","472:4720008054","468:4680005587","477:4770001289","468:4680005458","472:4720008055","468:4680005589","468:4680005719","477:4770001051","468:4680005329","468:4680010596","468:4680007656","499:4990003445","468:4680005328","475:4750009003","475:4750008895","468:4680005725"],"twin_admin_codes":[477,477,477,477,477,477,477,477,468,472,468,477,468,472,468,468,477,468,468,468,499,468,475,475,468],"twin_sims":[0.8795354349908518,0.6596924734635532,0.6314306132233892,0.6138805793194714,0.5892660361278124,0.5712228099595907,0.520536267987292,0.46460175752361405,0.3576478657373244,0.32211678185113934,0.32165241765315117,0.3201839149045555,0.3138163020268294,0.3115791963340515,0.3115759620624622,0.3054227067540488,0.301982264824737,0.2971169602508396,0.28904091262034926,0.2882875037447836,0.2852170353709823,0.2844153579964801,0.2790744222529633,0.27361300441744446,0.2733562088829772],"twin_dists":[0.06580457824753215,0.11846112513877953,0.12453970875006132,0.12830059503874824,0.13357229841346496,0.13744328477905746,0.1484091756800986,0.1608111204754591,0.18624258617072179,0.1954894599341628,0.19561389556422046,0.1960080730918944,0.1977291609740954,0.19833851808661848,0.19833940086146257,0.2000285128296069,0.2009815130189397,0.2023400674580581,0.20462441891964647,0.20483944945836757,0.20571929066931904,0.20594994653532997,0.20749674054826,0.2090971633445527,0.2091728946640706],"n_dims_used":45,"mean_confidence":0.9211907280815972},"coverage":{"mean_confidence":0.9211907280815972,"n_dims_used":45,"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}}