{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002660","491:4910002442","491:4910003433","491:4910002390","491:4910003434","491:4910002438","491:4910002603","491:4910003146","491:4910002851","491:4910003470","491:4910002500","491:4910003305","491:4910002799","491:4910002902","491:4910003176","491:4910002941","491:4910001833","491:4910003049","491:4910002850","491:4910002494","491:4910002903","491:4910001888","491:4910003261","491:4910002040","495:4950000274"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,495],"twin_sims":[0.574750908444909,0.45111055910211,0.3727026476776675,0.2911308233523044,0.26942823204013583,0.2577791317854191,0.24237164300670783,0.23731068715194722,0.22177173239471942,0.2161192312155877,0.18754395671301746,0.18355028981809737,0.17737772254601314,0.1691422556685921,0.16805195335921141,0.15781981586866076,0.14922367516365703,0.1465588130012948,0.14023236129140568,0.13487725116537974,0.13248122941792237,0.1312123046032076,0.1286144981528654,0.12642705870418852,0.12564725594508352],"twin_dists":[0.13668554447747994,0.16387287034557543,0.18247012984767869,0.20402968204121924,0.21033679233787222,0.2138518323568072,0.21865888809830497,0.2202806902978578,0.22540664153155623,0.22733044372368208,0.23762006171872907,0.23914309495699057,0.24154376801211797,0.2448411504294662,0.2452862601004855,0.24956870874572368,0.253325767134835,0.25452274891407073,0.2574304003309572,0.2599690293472097,0.261129398937069,0.2617503332183305,0.26303580527923254,0.26413352959035213,0.2645283387818773],"n_dims_used":45,"mean_confidence":0.8964068942599827},"coverage":{"mean_confidence":0.8964068942599827,"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}}