{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010782","490:4900011328","490:4900011108","490:4900011536","490:4900011184","490:4900011474","490:4900011253","490:4900010697","490:4900011671","490:4900011182","490:4900011180","490:4900010611","490:4900010966","490:4900012055","490:4900010703","490:4900011679","490:4900010082","490:4900011919","490:4900009681","490:4900010073","490:4900011027","490:4900011103","490:4900011658","490:4900010787","490:4900010780"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.43276141740056945,0.35530320575872887,0.3168085348656278,0.31069179010371734,0.23394457848768585,0.23373531158949565,0.2287951320275675,0.1855109535615017,0.1602856651746276,0.15634964331077036,0.1524434966726276,0.14002262519212236,0.1378728129881789,0.1349217925822874,0.12859859205950955,0.12573728193908998,0.12034521002410573,0.11810348197816685,0.11698221595285456,0.11331533096114711,0.10978467351910448,0.10883789351725069,0.10703897062743921,0.10250433627879978,0.10141496587714414],"twin_dists":[0.1680927816704572,0.18683732668906317,0.19691796401656986,0.1985809269658709,0.22137189494927345,0.2214400723130547,0.22306133530703623,0.23839249124850978,0.24851866781703805,0.2502004594593571,0.251900349493833,0.25752845201892205,0.2585398643798676,0.2599476054933724,0.26304373625697425,0.2644826644334631,0.26726332475329706,0.268447396780946,0.2690461118760295,0.27103537884767887,0.27299817077928656,0.27353279632999417,0.27455861638581247,0.2772052311521343,0.2778545967149826],"n_dims_used":45,"mean_confidence":0.9155992296006944},"coverage":{"mean_confidence":0.9155992296006944,"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}}