{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760004458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760004437","476:4760004450","476:4760003702","476:4760003969","476:4760004116","476:4760004201","476:4760003930","476:4760004026","476:4760004062","476:4760003820","476:4760004444","476:4760003776","476:4760004333","476:4760004162","476:4760004387","476:4760004329","476:4760004288","476:4760003487","476:4760004280","476:4760003754","476:4760003714","476:4760004451","476:4760003769","476:4760003975","476:4760004073"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.9341124207277504,0.7521928198022451,0.7474906366486613,0.7381150316939683,0.7266790703870772,0.7091195459305608,0.6987363078054665,0.6730792817496035,0.6141053785735642,0.6093082006006252,0.5952310427700023,0.58834260854622,0.5710102086695097,0.5621868710446327,0.5532844281284891,0.5391277002613253,0.5234178940282077,0.5151276376143779,0.5143619955068558,0.5055740899994428,0.5037011789082265,0.49446592924820315,0.47517852694380297,0.4603531785792762,0.4423957857931034],"twin_dists":[0.047951125186693734,0.09801223720568336,0.09908555243950501,0.10121141327599283,0.10378106740064216,0.1076832841791296,0.10996954547126073,0.11556525732864752,0.12825245216880773,0.12927973711467,0.13229431715385176,0.13377019651729039,0.13748896131854804,0.1393863646402782,0.14130476397404027,0.1443656217224998,0.1477804007668152,0.14959157110706886,0.1497591931867836,0.15168769497970858,0.15209983592988557,0.1541383145870209,0.15843247049200077,0.1617718307714505,0.16586862114259834],"n_dims_used":45,"mean_confidence":0.9102801852756076},"coverage":{"mean_confidence":0.9102801852756076,"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}}