{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004217","489:4890004174","489:4890004652","489:4890004225","489:4890004569","489:4890003621","489:4890004521","489:4890003803","489:4890004894","489:4890004008","489:4890004378","489:4890004840","489:4890003997","489:4890005300","489:4890004385","489:4890004425","479:4790001734","489:4890003870","489:4890003690","489:4890004704","489:4890004121","489:4890004120","489:4890003937","489:4890003618","489:4890003941"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489],"twin_sims":[0.874594032889292,0.8213041268992488,0.8103566353925611,0.8096251991644778,0.8050419392123124,0.771210618909544,0.7508096070795562,0.7411254190298827,0.7389496884985121,0.737529009729346,0.7370154980193899,0.7324019652066484,0.7094536637073766,0.7070696902500214,0.7055990459814926,0.7028051760446746,0.6952203894720682,0.6777609419916268,0.6762555693129035,0.6762336143064667,0.6636041086042522,0.6635139973898224,0.6627822766434618,0.6524770755069844,0.6510023394994029],"twin_dists":[0.06723321673383809,0.08149286261139829,0.08422454879928762,0.08440519958034556,0.0855321672285514,0.09361667391325698,0.09832848442559933,0.10053080834999344,0.10102289158941544,0.10134369407020599,0.10145955186689166,0.10249817350842022,0.10760947232707964,0.10813578582863936,0.10846006943898623,0.10907532731973672,0.11074058356628926,0.11454909844556771,0.11487605263421798,0.11488081956605013,0.11761632184812607,0.1176357953210948,0.11779390239519506,0.12001685472426302,0.12033444814386304],"n_dims_used":45,"mean_confidence":0.9171961466471354},"coverage":{"mean_confidence":0.9171961466471354,"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}}