{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004294","467:4670001538","499:4990004374","499:4990004333","467:4670001738","467:4670002042","499:4990004363","467:4670001963","467:4670002275","499:4990004268","467:4670002596","467:4670002038","467:4670002352","499:4990004302","467:4670002440","499:4990004446","467:4670001604","468:4680001345","467:4670002602","467:4670002696","467:4670002601","467:4670002202","467:4670002276","467:4670002681","499:4990004375"],"twin_admin_codes":[499,467,499,499,467,467,499,467,467,499,467,467,467,499,467,499,467,468,467,467,467,467,467,467,499],"twin_sims":[0.920455124560289,0.9128088272592015,0.8973068570027205,0.8941425946682564,0.8879017627384509,0.8491969281926401,0.8353276324026724,0.8312372273801832,0.8297184860398062,0.8250962460640273,0.8226021219121321,0.81867406930802,0.8035617193410312,0.8025932578506674,0.801215733072284,0.7906614649299143,0.7821261439891941,0.7790114090726363,0.7610046876242381,0.7606256078038056,0.7604856640292171,0.7587007823684895,0.7441569180775202,0.7303708798154176,0.7278006349557912],"twin_dists":[0.05287886621975727,0.055475962868358694,0.060459993693202436,0.061437637810149916,0.06333140501986687,0.07425917603606909,0.07790981101387288,0.0789654083901673,0.07935507792330358,0.08053375218178602,0.08116535020567371,0.08215405434086402,0.08589433268618178,0.08613082154669621,0.08646657487451677,0.08901574743951135,0.09104919305733945,0.09178545048823147,0.09598695744513762,0.09607447376593495,0.09610677278090829,0.09651829513257852,0.09984355867543641,0.10295415601939226,0.10353010903998357],"n_dims_used":44,"mean_confidence":0.9329176816073331},"coverage":{"mean_confidence":0.9329176816073331,"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}}