{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001587","492:4920004445","492:4920004447","492:4920004185","492:4920004136","491:4910002875","492:4920004861","491:4910002825","492:4920004351","492:4920004137","492:4920004712","492:4920004233","492:4920003852","491:4910004659","491:4910002973","491:4910004660","492:4920003849","491:4910005061","492:4920006055","492:4920004276","491:4910001528","491:4910001891","491:4910001951","491:4910000981","492:4920002903"],"twin_admin_codes":[491,492,492,492,492,491,492,491,492,492,492,492,492,491,491,491,492,491,492,492,491,491,491,491,492],"twin_sims":[0.7533480015541824,0.2754651250905239,0.19321042780148945,0.1756822257119778,0.17393454385064774,0.13939440434116399,0.12484184708861304,0.12457360927826508,0.11892292524319788,0.11594168484307801,0.11473355322277207,0.09690392495190679,0.09683941948453252,0.09558053644603817,0.08974943086145645,0.08775904357087008,0.08248582495889102,0.08225907272592864,0.07649013921671963,0.07450910221849222,0.07250291911058872,0.07130725041761724,0.07036290175022338,0.0690908437707578,0.06584026093331251],"twin_dists":[0.09774778844265769,0.20855224353582227,0.235497607429058,0.24221354775175333,0.24290878040316377,0.25782280236669447,0.26493806931798286,0.2650749738816807,0.26801259207678796,0.269605667787376,0.27026021209128775,0.28060315505899547,0.2806431793747398,0.28142851885977677,0.28517631564675805,0.2864997255879897,0.2901251180378198,0.290285115279821,0.29447982197434375,0.29597902616895494,0.29753042951001357,0.2984716495728141,0.29922411742015287,0.30025077461361915,0.30294591834379603],"n_dims_used":44,"mean_confidence":0.8969381505792792},"coverage":{"mean_confidence":0.8969381505792792,"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}}