{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004670","489:4890004263","489:4890004262","472:4720000041","489:4890004363","489:4890004026","477:4770002210","472:4720005778","489:4890004087","489:4890004850","489:4890004600","489:4890004716","489:4890004499","489:4890003844","489:4890004400","489:4890004189","489:4890004558","489:4890004243","489:4890004029","479:4790003503","489:4890004091","477:4770002999","489:4890003771","479:4790004092","472:4720005628"],"twin_admin_codes":[489,489,489,472,489,489,477,472,489,489,489,489,489,489,489,489,489,489,489,479,489,477,489,479,472],"twin_sims":[0.7103172866366881,0.6330841984330599,0.6196443770144716,0.6189191035186475,0.6004789393680063,0.591238145855163,0.5818931428053796,0.5666936519024598,0.5589816422859915,0.5504803829888434,0.5401105394561988,0.5358104934521564,0.5260787431615737,0.5175402421198306,0.5159199424190467,0.5107812114794044,0.5093433893962112,0.5055991861850188,0.5048923081204786,0.5024808419703756,0.4982618946252296,0.49372494503516207,0.49297666035629095,0.4927189054596121,0.49095051213718965],"twin_dists":[0.10741861078331325,0.12418498384041406,0.12706604850456232,0.12722141820001898,0.13117036589117348,0.13314971468307948,0.13515291678447386,0.13841676752692322,0.1400765612206984,0.1419099672011681,0.14415266095284618,0.1450849443352069,0.14720049968743512,0.14906377808804666,0.14941817633257473,0.15054396453799693,0.15085947349857254,0.1516821752555914,0.1518376760086386,0.15236859852539866,0.1532991540486864,0.15430233740493265,0.15446804909389855,0.15452514735708414,0.15491712221443227],"n_dims_used":45,"mean_confidence":0.9208602905273438},"coverage":{"mean_confidence":0.9208602905273438,"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}}