{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001852},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001964","500:5000005646","500:5000006250","500:5000002091","473:4730001563","500:5000005323","500:5000004098","484:4840005459","500:5000003047","500:5000001683","484:4840006347","500:5000005227","500:5000001614","500:5000004980","484:4840005332","500:5000003219","500:5000001610","473:4730002297","500:5000001485","500:5000004456","500:5000001424","500:5000001853","485:4850008962","484:4840005205","500:5000002082"],"twin_admin_codes":[500,500,500,500,473,500,500,484,500,500,484,500,500,500,484,500,500,473,500,500,500,500,485,484,500],"twin_sims":[0.7955603544851491,0.7277535395625188,0.6218398242411926,0.6142614744761954,0.6081363462880833,0.5885441149551174,0.5700225666574787,0.552730236551825,0.5176050558184776,0.5126574631898405,0.5117268689855605,0.5090018364863584,0.4961985716173481,0.4859598008371798,0.48546720079290484,0.46405032085001313,0.46077228543000265,0.4490664379447333,0.44901571036585625,0.4461399474482734,0.4407519313346221,0.43501016042691576,0.432608160258816,0.42080570844343135,0.418315116338663],"twin_dists":[0.0878375184362109,0.10354065142708822,0.12659568351600556,0.12821902250325576,0.12953066592205598,0.1337270105515672,0.13770117645763613,0.1414243378319933,0.14904960737514195,0.15013258955016343,0.1503365778721813,0.1509344560403108,0.15375505756960756,0.15602563007424944,0.1561352308294563,0.16093563962990742,0.16167692159502028,0.16433967156290236,0.1643512659561159,0.16500936613448236,0.16624675817483905,0.1675719019928136,0.16812832039351464,0.1708808780913493,0.17146583100593163],"n_dims_used":45,"mean_confidence":0.9204459296332466},"coverage":{"mean_confidence":0.9204459296332466,"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}}