{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004169","491:4910003611","491:4910004175","491:4910004174","491:4910003562","491:4910004126","491:4910004124","492:4920007090","492:4920007087","491:4910000491","491:4910004125","491:4910004285","491:4910003172","491:4910004025","491:4910004419","492:4920007074","665:6650000384","491:4910003600","492:4920007031","491:4910003609","491:4910003873","491:4910004595","492:4920006454","491:4910004378","665:6650000289"],"twin_admin_codes":[491,491,491,491,491,491,491,492,492,491,491,491,491,491,491,492,665,491,492,491,491,491,492,491,665],"twin_sims":[0.12399654349639919,0.06595388298279409,0.06552377594808644,0.06310392066428494,0.0409002334234414,0.034853084325913074,0.031168541904647868,0.02316802248669437,0.019973882788818436,0.01893732456656506,0.01891017483337428,0.01659398542708353,0.014991174974320471,0.014148379336127446,0.013414021070675571,0.012103849249366465,0.011968343025209919,0.01161555906473164,0.01143666090900291,0.011219126568968413,0.010186018407009417,0.009510050496559043,0.007399984276274893,0.006794772056086573,0.006731693072914291],"twin_dists":[0.2653702608324129,0.3028499013677332,0.3032140807384265,0.30530021877049823,0.3283857603724247,0.33650345037244456,0.3420582344246448,0.3563857355363991,0.3633390401179135,0.365804604489936,0.3658707526403226,0.37184564811208626,0.37642518068359804,0.37900905590888606,0.381373718387097,0.38589256349339207,0.3863843570280899,0.3876882787878371,0.38836299181650447,0.38919616685770436,0.3933606107023769,0.3962941206547689,0.40683180156332405,0.41035413055851,0.4107373254100956],"n_dims_used":45,"mean_confidence":0.8899297926161024},"coverage":{"mean_confidence":0.8899297926161024,"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}}