{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003458","477:4770003074","489:4890005229","477:4770003247","477:4770002416","477:4770003163","489:4890005202","477:4770002996","477:4770003391","477:4770002680","477:4770002209","477:4770003320","489:4890005195","489:4890005120","489:4890005315","489:4890005082","489:4890005007","489:4890005231","489:4890005372","489:4890005163","477:4770003242","477:4770003246","489:4890005371","477:4770003316","489:4890005265"],"twin_admin_codes":[477,477,489,477,477,477,489,477,477,477,477,477,489,489,489,489,489,489,489,489,477,477,489,477,489],"twin_sims":[0.8199017310948691,0.7372288258385402,0.7210047948872451,0.7081373535095855,0.6935346344570734,0.6928786776126206,0.6903529244707236,0.6854279081074152,0.6624094222659735,0.6490408322385361,0.648513301894532,0.6317616122589523,0.6189542346200543,0.612943351555202,0.5973474456216444,0.5970326146955731,0.596104849636664,0.5860190098257072,0.5734714654359052,0.5728117797325963,0.5696002234718063,0.5658544282740449,0.5458183666119546,0.5443690451064077,0.5385032101551298],"twin_dists":[0.08184582325078016,0.1014114274156556,0.10504742638373593,0.10790017457253871,0.1111097452664204,0.1112533033475247,0.11180561546664018,0.11288057368321802,0.11787445265844135,0.12075668769930056,0.12087021083747872,0.12446870996003845,0.12721389251811577,0.12850130662318723,0.13184100953694589,0.13190843919782355,0.1321071519444695,0.1342682436547074,0.13696027947043043,0.13710195787587892,0.13779193788571345,0.13859724669362236,0.14291730147847284,0.1432307604498765,0.1445009741131575],"n_dims_used":45,"mean_confidence":0.9209327697753906},"coverage":{"mean_confidence":0.9209327697753906,"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}}