{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007629},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007746","490:4900006890","490:4900005270","490:4900007385","490:4900008646","470:4700002963","490:4900001723","496:4960012056","490:4900005530","466:4660002882","487:4870006301","490:4900007870","490:4900007508","490:4900001587","470:4700003483","466:4660002538","470:4700003675","490:4900007640","470:4700003672","490:4900007011","493:4930006230","490:4900009095","490:4900007754","490:4900007628","493:4930007167"],"twin_admin_codes":[490,490,490,490,490,470,490,496,490,466,487,490,490,490,470,466,470,490,470,490,493,490,490,490,493],"twin_sims":[0.6296350740525285,0.5930224590952434,0.5844278978031691,0.5606121450705204,0.5268288385320199,0.3909518208991722,0.38757996355926044,0.3825453859476661,0.3785906790691729,0.3764436296139931,0.3706393707135069,0.3706168193726298,0.36927211893020706,0.3642542974983005,0.36044242730627735,0.3513481764213028,0.3497907174654781,0.349062623869622,0.3430457721014981,0.3424064634496582,0.34192364828790917,0.338795877898105,0.33761461166025286,0.3355933450423733,0.331374074828006],"twin_dists":[0.12492479356716628,0.13276743124170567,0.13460935986740727,0.1397253904861383,0.14703714343714205,0.17799637944244215,0.17881534215754388,0.18004445197658184,0.18101537415508068,0.18154455536163908,0.1829825739113501,0.1829881826517143,0.18332292995051472,0.1845774674416389,0.18553633408972012,0.18784517067521303,0.18824367266922234,0.18843028632000486,0.18998035335605898,0.1901458973131281,0.19027102781150995,0.19108394812884152,0.19139201247532733,0.19192049467215744,0.1930292663972528],"n_dims_used":45,"mean_confidence":0.9163252936469184},"coverage":{"mean_confidence":0.9163252936469184,"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}}