{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000989","491:4910001572","491:4910001064","491:4910001134","491:4910001250","491:4910001329","491:4910001201","491:4910001394","491:4910001132","491:4910001133","491:4910001747","491:4910001062","491:4910001184","491:4910001004","491:4910001063","490:4900006561","491:4910001316","491:4910002813","491:4910001251","491:4910001120","491:4910001748","491:4910000999","491:4910001071","491:4910001119","491:4910001513"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491],"twin_sims":[0.36154207347321393,0.3499518676937895,0.23992198438365633,0.22182953630494906,0.21224520461044255,0.20680762835763722,0.11331097642395492,0.07045206561466218,0.06537514955852688,0.04826770278072724,0.04494345300489521,0.040875887356401526,0.03361279668456735,0.03025413426339994,0.0242041367911142,0.023979512840763946,0.022487088577669654,0.022358173019149365,0.022013821456189794,0.021863394575703337,0.020292382969205828,0.01944268230099531,0.019318236630497306,0.01896071054094545,0.01792987177394304],"twin_dists":[0.1852591944670201,0.1882023966748629,0.21944111402431601,0.22538713885541722,0.22866859369820258,0.23057504401048862,0.2710377704087175,0.29915272155995287,0.3033403791580451,0.319765263139458,0.3235074248722102,0.3284163430474568,0.3383148595134627,0.3435234168363835,0.35430901368869117,0.35475260519344026,0.3577948536748508,0.35806579120366555,0.3587962133767546,0.3591184114727477,0.3626038788894144,0.3645882220167554,0.36488517346367183,0.36574769284530406,0.3683166794694331],"n_dims_used":45,"mean_confidence":0.8959250556098091},"coverage":{"mean_confidence":0.8959250556098091,"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}}