{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000430","477:4770000750","477:4770000870","477:4770000281","477:4770002954","477:4770000538","477:4770000796","477:4770000745","477:4770000633","477:4770000682","477:4770000592","477:4770000735","477:4770000686","477:4770000694","477:4770000482","477:4770001736","477:4770000642","477:4770000528","477:4770000696","477:4770000483","477:4770000585","477:4770000645","477:4770002186","477:4770000188","477:4770000869"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.5154297852096963,0.4723163095178817,0.4332730176357954,0.4324869308742522,0.4296661138560095,0.4222752974172979,0.4169368136943063,0.39932195778497925,0.38985299119551153,0.3830983371831499,0.380058697329044,0.37899249328611284,0.36573618563875826,0.3653612559161082,0.3636375802428347,0.362644794141167,0.35440239901648934,0.34571688342889345,0.3361238583961567,0.32774874217341676,0.3253785750226319,0.31820504811066425,0.31418135533534935,0.3066312194473543,0.3000096920964878],"twin_dists":[0.1495254388216146,0.15907439160253872,0.16797418363786962,0.16815643581237621,0.16881154117043587,0.17053640984419763,0.17179018333728993,0.17597751257298075,0.17826289937545906,0.17990908229003838,0.18065439146808457,0.18091650157433628,0.18420607336365435,0.184299967336807,0.18473225507961288,0.18498171011945527,0.18706636153434097,0.18929045861138818,0.1917816198773397,0.19398814378596305,0.19461820221754664,0.19654085132573168,0.19762996038874653,0.19969523238790884,0.20153076602205122],"n_dims_used":45,"mean_confidence":0.9200776841905381},"coverage":{"mean_confidence":0.9200776841905381,"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}}