{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001316","500:5000001355","500:5000001258","500:5000001404","500:5000001591","500:5000001412","500:5000002038","500:5000001465","500:5000001370","500:5000001811","500:5000001652","500:5000001018","500:5000001720","500:5000001722","500:5000002389","500:5000001156","500:5000001583","500:5000000958","500:5000001581","500:5000001471","500:5000001305","500:5000002282","500:5000001356","500:5000001723","500:5000002408"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9006561724259251,0.8691736648355484,0.8670133077539726,0.8610410783077552,0.8578026763168843,0.8547357888403815,0.850924568471193,0.8484345098928459,0.8422136079675925,0.8063273223802621,0.8020117936543925,0.7902358689433935,0.785940456041617,0.7854693900682685,0.7722410870710282,0.7691065187999055,0.7680311676062234,0.7588862155487102,0.7585770458068627,0.7572411482882839,0.7531050180719365,0.749044168110301,0.7416233468692427,0.7382895838453754,0.7372198706488653],"twin_dists":[0.05941149576588147,0.0687752132890688,0.06938287328385186,0.07104337828227576,0.0719324563853417,0.07276747724191943,0.07379609465221816,0.07446291876620402,0.07611168109150508,0.08521696679974258,0.08627263471424548,0.0891177135949279,0.09014341922541423,0.09025553479982103,0.09337578034808952,0.09410763118837713,0.09435807653450604,0.09647557840131891,0.0965467946079535,0.09685424497753961,0.09780343884401482,0.09873149203440873,0.10041805720042518,0.10117199908804925,0.10141344778880963],"n_dims_used":44,"mean_confidence":0.9202095378528942},"coverage":{"mean_confidence":0.9202095378528942,"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}}