{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000418},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000628","491:4910000179","491:4910000370","491:4910000570","491:4910000571","491:4910000814","491:4910000158","491:4910000207","491:4910000944","491:4910000451","491:4910000061","491:4910000757","491:4910000353","491:4910000105","491:4910000517","491:4910000470","491:4910000289","491:4910000403","491:4910000178","491:4910000634","491:4910000095","491:4910000941","491:4910000417","491:4910000450","491:4910000316"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6918854571020415,0.6462146728108673,0.5994122608350411,0.4521552544250969,0.41784720158664396,0.3968410578012403,0.39375216090691595,0.3483269678717276,0.34635468514007256,0.33936034600689263,0.30742937645368557,0.2989992845732129,0.2967975271932685,0.28285448780010486,0.27315608594382523,0.2668227979524269,0.264349496153363,0.24549223845575896,0.24221239117148605,0.23639746842665402,0.2275210127183494,0.22291231343829757,0.2133474154956626,0.21261913513917327,0.2087737716630027],"twin_dists":[0.11147057888983956,0.1213647056745736,0.13139879727179665,0.16363460507916988,0.17157589288629568,0.1765738525791902,0.17731873676167828,0.1886190458935447,0.1891261454715821,0.19093694373079423,0.19947553428815482,0.20181292642457957,0.20242971854875663,0.20640016132415892,0.2092319430378779,0.21111460597525847,0.2118573530409991,0.21766979163081068,0.21870958431729393,0.2205757262911573,0.22348321467025498,0.2250224420163703,0.22828620414397427,0.22853871579353063,0.229881808101304],"n_dims_used":45,"mean_confidence":0.8909191555447049},"coverage":{"mean_confidence":0.8909191555447049,"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}}