{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001347","491:4910002023","491:4910002264","491:4910001146","491:4910001590","491:4910001147","491:4910001355","491:4910001926","492:4920007041","491:4910001931","491:4910001348","491:4910002169","491:4910001756","492:4920004665","491:4910001216","492:4920007000","492:4920006683","492:4920006755","492:4920004840","491:4910000908","491:4910001870","492:4920004466","491:4910001408","492:4920005753","492:4920005615"],"twin_admin_codes":[491,491,491,491,491,491,491,491,492,491,491,491,491,492,491,492,492,492,492,491,491,492,491,492,492],"twin_sims":[0.3477764643339229,0.3056500470099199,0.25728332867900133,0.24511665397176746,0.2429344368108768,0.2344250970154418,0.23369363035602114,0.23148802201365337,0.22223421763828563,0.2220537668836077,0.22201203583266896,0.2199667847221594,0.20940554675025044,0.2085384012789644,0.2073095657867973,0.2068116249626869,0.20540297975580604,0.20346804189619838,0.19291091074000857,0.19185518260057677,0.1837222940707549,0.1829306735468541,0.18097117920894878,0.17867714145095942,0.17458976719935504],"twin_dists":[0.18876043496118564,0.19996575941593897,0.21400362827164252,0.21778840496819088,0.21847990084272845,0.22121549731968698,0.22145365648334397,0.22217475964574088,0.22525069688028715,0.22531151697259175,0.22532558692829022,0.2260173371768028,0.22965999717577776,0.22996456147920608,0.23039764180174876,0.2305736303106592,0.23107306406524028,0.2317629296673215,0.23560870040856685,0.23600123788723137,0.23907702096457673,0.23938147793811745,0.2401391204924858,0.2410335274451138,0.24264754931294918],"n_dims_used":45,"mean_confidence":0.8991617838541667},"coverage":{"mean_confidence":0.8991617838541667,"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}}