{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000676","493:4930003086","493:4930003271","488:4880003520","493:4930001455","493:4930002075","496:4960012279","493:4930000880","466:4660000174","466:4660000759","493:4930002915","493:4930000588","466:4660000245","493:4930002571","493:4930002238","496:4960006542","481:4810001941","466:4660000288","493:4930000773","466:4660000035","493:4930001150","481:4810001870","493:4930000496","470:4700005176","466:4660010934"],"twin_admin_codes":[493,493,493,488,493,493,496,493,466,466,493,493,466,493,493,496,481,466,493,466,493,481,493,470,466],"twin_sims":[0.5457810280975536,0.501271681717925,0.44268025194972327,0.4399528342977229,0.4370996608359817,0.393823346698351,0.38625722349860153,0.37220555459510135,0.3674081741724338,0.36636030542905557,0.36367127274556926,0.3562540192244935,0.34330483217930696,0.3361990302672345,0.3106483232261074,0.3050550290082874,0.30262244831828194,0.30202358526008094,0.3013527200351998,0.30001946552202846,0.2991077688332352,0.2981354924987351,0.2953653504240396,0.29133401308256307,0.29112747985122656],"twin_dists":[0.14292537521108206,0.1526350757122386,0.16580324051392806,0.16643077329363715,0.16708887101051337,0.17730154005687251,0.17913752853039833,0.18259346139765228,0.18378794322144296,0.18404988177623957,0.1847237952951345,0.18659590267152878,0.1899133185872248,0.19176195141352215,0.1985928107898992,0.20013006123868507,0.20080370684658347,0.20097002995646499,0.20115657859349906,0.20152803947043377,0.20178260503180723,0.2020545870614725,0.20283236882379585,0.20397199506239905,0.20403063148466716],"n_dims_used":45,"mean_confidence":0.9250990973578559},"coverage":{"mean_confidence":0.9250990973578559,"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}}