{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000654","500:5000000434","500:5000000597","500:5000000433","485:4850007254","500:5000000544","500:5000000379","500:5000000488","500:5000000487","485:4850006657","485:4850006878","500:5000000489","500:5000000656","485:4850007387","500:5000000542","485:4850007390","485:4850006655","500:5000000490","485:4850007899","485:4850006658","500:5000000598","485:4850007322","500:5000000600","485:4850007668","485:4850007900"],"twin_admin_codes":[500,500,500,500,485,500,500,500,500,485,485,500,500,485,500,485,485,500,485,485,500,485,500,485,485],"twin_sims":[0.9719003189602454,0.9317415117651425,0.8741982515323699,0.8606435417460131,0.8405550867791588,0.8238158644898228,0.8132520268352817,0.7998151904742392,0.7802576211933346,0.7749706278417571,0.7729162482216806,0.7531436489724211,0.7437510980457767,0.7363354307112715,0.7353002155705314,0.7319956645632584,0.7147348346538326,0.712028462739025,0.7074511986759414,0.6978968804352239,0.6917492611084476,0.6912004898553953,0.6717125833744654,0.6624744550001648,0.6596517885171944],"twin_dists":[0.031008214373025533,0.04883690039933856,0.0673466772131436,0.07115293596279364,0.07654727533834951,0.08085836626428,0.08350721920915069,0.08680719599233419,0.09149123096918826,0.0927362317218353,0.09321778445937882,0.09779459214277296,0.09993567036712739,0.10161290843491809,0.1018461795568593,0.10258944953703568,0.10644062714370506,0.10704012141390606,0.10805161296802539,0.11015376788244507,0.11150036421158242,0.11162035633954946,0.1158615437752863,0.11786040389567566,0.11846990649011788],"n_dims_used":44,"mean_confidence":0.9171846563165839},"coverage":{"mean_confidence":0.9171846563165839,"n_dims_used":44,"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}}