{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003640","477:4770003798","477:4770003799","477:4770003643","499:4990000517","499:4990000332","477:4770003695","499:4990000822","477:4770003698","499:4990000588","468:4680007059","499:4990001093","489:4890003300","477:4770003757","477:4770003536","477:4770003920","499:4990001282","488:4880000024","477:4770003697","499:4990000833","477:4770003529","470:4700006154","499:4990000659","488:4880000245","489:4890003223"],"twin_admin_codes":[477,477,477,477,499,499,477,499,477,499,468,499,489,477,477,477,499,488,477,499,477,470,499,488,489],"twin_sims":[0.8379817288395894,0.8108694670575809,0.79559197113675,0.7777228704768699,0.76932240256551,0.7608515038659479,0.724014453766197,0.7238549070199053,0.7198707684074444,0.7127187225525985,0.6668263048386752,0.6635573569610614,0.6630908088057875,0.650111538678975,0.6394280655445164,0.638291035563166,0.6354341593464338,0.6349118513975595,0.6346825896498758,0.6311388683858266,0.6294169792845673,0.6293963016562732,0.6277127674676752,0.6272129442011374,0.6256321901227715],"twin_dists":[0.07721996311495338,0.08409775521572317,0.08782988674810831,0.09208916737701472,0.09405731456188865,0.09602232659016734,0.10437642128627718,0.1044120302869529,0.10529987183792425,0.10688732400326943,0.11691960071532166,0.11762642517858135,0.1177272407114253,0.12052622983594241,0.12282325087876501,0.12306742647901743,0.12368072256416945,0.12379281686835691,0.12384201657807285,0.1246022848725061,0.12497156162418696,0.12497599564977169,0.12533696770513628,0.12544412244137357,0.12578297311775402],"n_dims_used":45,"mean_confidence":0.9243676079644098},"coverage":{"mean_confidence":0.9243676079644098,"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}}