{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001847","489:4890003162","489:4890002920","489:4890003015","489:4890003392","489:4890002012","489:4890002107","489:4890003092","489:4890001763","489:4890003338","480:4800005689","489:4890002264","469:4690001869","489:4890003263","469:4690000515","489:4890002415","489:4890003292","489:4890001766","489:4890002279","489:4890003000","489:4890003583","489:4890001977","489:4890003160","489:4890001750","489:4890001916"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,480,489,469,489,469,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6392578443925468,0.46918130780236506,0.4570524760794586,0.44387141092906635,0.4358730509053346,0.4307841722817118,0.41467925463850613,0.37738741560312206,0.36129322886610826,0.33635793022724864,0.3327852524979567,0.3201251560785051,0.3186571512066335,0.30652836721410226,0.3017421579612186,0.30037417455486276,0.299827434650526,0.2890019109096256,0.2877087158362526,0.2875514907075844,0.28270722053485003,0.2808422556517254,0.27955602738886015,0.2781698156679318,0.2781434916178715],"twin_dists":[0.12285980885276374,0.15977898217771694,0.1625203759458339,0.16552964493043745,0.16737231552166335,0.16855167549775027,0.17232244402246,0.18131176085388837,0.18532187221043306,0.19172038361304963,0.19265757463592284,0.19602386627569987,0.19641896594391298,0.19972356713815134,0.20104825749407046,0.20142911926184645,0.20158162100238006,0.20463554217913293,0.2050048697288648,0.20504983979395403,0.20644271617978283,0.20698278687614335,0.20735653029367498,0.20776049816607828,0.20776818132717723],"n_dims_used":45,"mean_confidence":0.9142608642578125},"coverage":{"mean_confidence":0.9142608642578125,"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}}