{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003511},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002558","489:4890003577","489:4890002084","489:4890001993","489:4890001741","489:4890003246","489:4890002484","489:4890003446","489:4890002993","489:4890001808","489:4890002148","489:4890003523","489:4890001825","489:4890002973","489:4890001976","489:4890001856","489:4890003514","489:4890003522","489:4890002739","489:4890003245","489:4890002910","489:4890002564","489:4890001975","489:4890002746","489:4890003172"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7656818285202923,0.7625838846528618,0.7557965493829814,0.7486639775249733,0.7347282334848628,0.7309504472890409,0.725345198070679,0.7176210994322868,0.7105337538046541,0.7011887733064568,0.6878027493439428,0.6858678707003865,0.6772076192313887,0.6623589513159129,0.6617309098660429,0.6550999563401206,0.6519461762881976,0.6512970449750357,0.649411289268242,0.6479201392848526,0.6462366701284643,0.6443894751926436,0.6407829938489775,0.6387551941611782,0.631165510213848],"twin_dists":[0.0949041432431659,0.09562198449503838,0.0971862258244977,0.09881818932508171,0.10197497933837146,0.10282411916205025,0.10407924609717968,0.10580005972258652,0.10737075456268765,0.10943081827914615,0.11236255233079975,0.11278464959581436,0.11466929929907041,0.11788535549351781,0.118021011460426,0.11945169519101385,0.12013120104293219,0.12027099113169316,0.12067695769206183,0.12099784083178824,0.12135997471465365,0.12175717052893828,0.12253221478723282,0.12296775514522562,0.12459657059178063],"n_dims_used":44,"mean_confidence":0.9122275439175692},"coverage":{"mean_confidence":0.9122275439175692,"n_dims_used":44,"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}}