{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003729","470:4700004055","470:4700003730","470:4700003903","470:4700004399","470:4700003900","470:4700004245","470:4700004401","470:4700004246","470:4700003206","470:4700004078","470:4700004734","470:4700004071","470:4700004052","478:4780009460","470:4700004034","470:4700003066","470:4700004402","470:4700003373","470:4700003884","478:4780009461","470:4700004911","470:4700003248","470:4700004740","470:4700003546"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,478,470,470,470,470,470,478,470,470,470,470],"twin_sims":[0.6654900690314745,0.6576761305936709,0.6443687326285312,0.6095159117229314,0.5251366308451422,0.5029950936809364,0.5024859746705101,0.4967008540022578,0.4806497820604439,0.42022144049289034,0.41981304693743376,0.4076492157917055,0.39247253796252995,0.38404498147360766,0.37248416746562696,0.37014376241883806,0.3700636161258478,0.3619436190258345,0.3586762413234125,0.34910140387692523,0.34493460463922565,0.3372214370679558,0.3367989279969293,0.3347694578023696,0.33357905920933895],"twin_dists":[0.11720862198258564,0.11889619846818766,0.12176162982374603,0.1292352595847278,0.14740574669160655,0.15225531994830088,0.15236746774571505,0.15364402565189064,0.1572089096489817,0.17101797010783934,0.1711138430428228,0.17398802228855112,0.1776281081047848,0.17967754834025168,0.18252432599002674,0.18310587565058956,0.1831258228433239,0.1851581014065791,0.18598236376202024,0.18842034168475216,0.1894922117832084,0.19149467800068287,0.19160507541123137,0.19213640340122712,0.1924488709408472],"n_dims_used":43,"mean_confidence":0.913776486418968},"coverage":{"mean_confidence":0.913776486418968,"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}}