{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004462},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000062","493:4930000153","493:4930003257","493:4930000411","493:4930001713","493:4930000366","493:4930000034","480:4800004262","480:4800004948","493:4930001714","480:4800004461","493:4930000125","481:4810002295","480:4800004263","493:4930001167","493:4930000188","493:4930002570","493:4930001292","493:4930000322","481:4810002752","493:4930000362","493:4930000488","480:4800004410","493:4930000449","493:4930002195"],"twin_admin_codes":[493,493,493,493,493,493,493,480,480,493,480,493,481,480,493,493,493,493,493,481,493,493,480,493,493],"twin_sims":[0.5993836333104521,0.4566852397100403,0.45395248710721,0.42522970229118773,0.40315330288464357,0.3524650300223165,0.35101322952026953,0.34606920847789546,0.3252229224951449,0.29420390347750985,0.27935836827252647,0.27931172815310473,0.27785633130486403,0.2691605318377548,0.26173070863011594,0.24574863758944326,0.24118627366459033,0.24062901778931275,0.23474147174525062,0.23203202627657735,0.23191600861998907,0.2308935278600621,0.23043910379512156,0.22693314786645993,0.22553287510599887],"twin_dists":[0.1314049280374553,0.16260377912477217,0.16322518303259534,0.16984542135207664,0.17505986220140612,0.18755997254964107,0.1879307943853474,0.189199671362285,0.1946596679264945,0.20315975112022355,0.2074140572376747,0.20742763504105394,0.20785202317383059,0.21041649477703012,0.2126485340532047,0.21758888533059123,0.21903675732115802,0.2192148140834687,0.22111263935827216,0.22199648432589789,0.22203448131499837,0.2223698966441562,0.22251928031623974,0.2236783926544172,0.22414465387711666],"n_dims_used":43,"mean_confidence":0.9224003636559774},"coverage":{"mean_confidence":0.9224003636559774,"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}}