{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000986","497:4970001174","497:4970000374","497:4970001834","497:4970001268","497:4970000989","497:4970000905","497:4970001356","497:4970001444","497:4970001083","490:4900007298","497:4970000231","497:4970000837","491:4910005456","497:4970000559","491:4910005871","497:4970001269","490:4900008446","497:4970001445","491:4910005156","497:4970001258","497:4970001076","497:4970000359","490:4900009113","497:4970001061"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,490,497,497,491,497,491,497,490,497,491,497,497,497,490,497],"twin_sims":[0.14460625398133545,0.04137619099205534,0.029112113650617336,0.022635286800381064,0.019833899484151173,0.00865984785747798,0.00824253253490613,0.005466484210301994,0.005418634077490146,0.004120707643934308,0.0037308541479544096,0.0032258008422108163,0.0024316875912681023,0.0023554933465463144,0.002323371758939508,0.0017638449097463886,0.0014993548569190549,0.001328052257543217,0.001324523150145383,0.0013017711812938022,0.001266279713407728,0.0011247317118845508,0.0010753535283052403,0.0010548714957542883,0.000988699559526025],"twin_dists":[0.25541004007921275,0.32779094176048407,0.34540758593042153,0.35748505164285427,0.36366538790808123,0.4002603644638011,0.4023363057160795,0.41919974401658194,0.41955335548171957,0.4304209950953544,0.43429834663758005,0.43991132796388327,0.45061655258853284,0.4518066333691184,0.45231895444702264,0.4624793563565835,0.46836710232300915,0.4727160833650092,0.47281101940097175,0.4734287412229806,0.47441257116932195,0.4786085700250967,0.480188179282756,0.48086320765538254,0.48313030165987103],"n_dims_used":45,"mean_confidence":0.8891681247287326},"coverage":{"mean_confidence":0.8891681247287326,"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}}