{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003517},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000315","499:4990000023","499:4990000807","470:4700005195","470:4700004481","468:4680005364","499:4990000125","499:4990000041","472:4720001001","499:4990001163","470:4700006500","488:4880003159","499:4990001269","488:4880003540","499:4990001160","470:4700004202","470:4700004655","466:4660004458","468:4680005254","496:4960007386","468:4680005378","488:4880003211","496:4960000708","499:4990000098","470:4700003838"],"twin_admin_codes":[499,499,499,470,470,468,499,499,472,499,470,488,499,488,499,470,470,466,468,496,468,488,496,499,470],"twin_sims":[0.6520942840415136,0.6242698473554696,0.56978939602282,0.5083171442375046,0.4832303640543027,0.45201234960684494,0.4381191180081087,0.432767104368549,0.4256493111198514,0.41870531453221943,0.41172414910456706,0.40687331276977207,0.40195865282869747,0.39822530541526435,0.3934667642882036,0.37406607776059836,0.36903551759714814,0.3638819718550409,0.3632349977277103,0.36256126689464263,0.3611311629629191,0.3597779285746147,0.35904450920149567,0.3582115028566637,0.3544657662516461],"twin_dists":[0.12009930283675029,0.12607495952598366,0.13775128383566101,0.15108480878724245,0.1566333478916274,0.16366718554094845,0.16685353484847606,0.16809146301988828,0.16974744393941177,0.17137408957180425,0.1730210610073765,0.17417262262122477,0.17534556967729797,0.17624090812952975,0.17738769591732415,0.18213227092508752,0.18338189177378883,0.18467090025400137,0.18483336942712222,0.18500271358626277,0.18536270437729033,0.18570401414169685,0.18588926947988368,0.1860999147337329,0.1870502402369576],"n_dims_used":45,"mean_confidence":0.9227372911241319},"coverage":{"mean_confidence":0.9227372911241319,"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}}