{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002290","468:4680002366","477:4770000928","485:4850007534","477:4770000962","499:4990002058","488:4880001067","477:4770000398","472:4720007795","477:4770001382","485:4850002292","493:4930003931","477:4770001130","477:4770000727","500:5000001214","485:4850007689","500:5000002259","500:5000002381","478:4780005727","466:4660000228","485:4850006677","485:4850007259","499:4990003157","477:4770003671","485:4850000096"],"twin_admin_codes":[485,468,477,485,477,499,488,477,472,477,485,493,477,477,500,485,500,500,478,466,485,485,499,477,485],"twin_sims":[0.05259569734686184,0.04689118215198384,0.03342636601435349,0.03230905366196059,0.02800647717677767,0.025835709372973796,0.025299933386349976,0.024347223272893202,0.023038774924830432,0.017401724527756932,0.017268482591810307,0.01679384679375,0.016203703110936905,0.015422225057422034,0.015046569357233475,0.014768993502850438,0.012886678276252882,0.012078352165234457,0.011771421632751772,0.011386355427730232,0.011324169781236107,0.010539956717379721,0.010341428738631647,0.010257872838322957,0.010120115020738618],"twin_dists":[0.31520305085572514,0.32128783344625056,0.3385920438208587,0.34028145675659904,0.3472931927100332,0.351189723001516,0.35219477910843605,0.35402829842553896,0.35665041104748535,0.3696833863920291,0.37003391909419925,0.37130217471339894,0.3729237058532809,0.37515277532059105,0.37625987290264,0.3770936694054625,0.3831434376435522,0.38598472599708017,0.3871079230257244,0.3885544067455431,0.3887920673031566,0.3918931973869767,0.39271078193299175,0.3930590705897881,0.39363884795061893],"n_dims_used":45,"mean_confidence":0.9214002821180556},"coverage":{"mean_confidence":0.9214002821180556,"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}}