{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003886","489:4890004015","489:4890003885","489:4890004305","489:4890003702","489:4890004077","489:4890003956","489:4890004360","489:4890004294","489:4890004413","489:4890004295","489:4890004689","489:4890004598","489:4890004774","489:4890004308","489:4890004311","489:4890003954","489:4890004212","489:4890004732","489:4890004346","489:4890004507","489:4890004688","489:4890003955","489:4890004625","489:4890003952"],"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":[0.9515993014365157,0.9192543973058449,0.8866908879415656,0.8797807853530488,0.8338593466847654,0.8184918552831144,0.8105765788678907,0.8013160173171848,0.79955031056191,0.7909643202855017,0.7768769322535308,0.773739588621634,0.766748619513306,0.7630993052227986,0.7563532144446086,0.7547103043913986,0.7494383518011798,0.7447682942089138,0.7426869218021527,0.7421408681224296,0.7404781097122342,0.7355618425420992,0.7296751875445269,0.729309640085199,0.7277836569563235],"twin_dists":[0.04090994179182354,0.053293620492061586,0.06369383015095584,0.06573304622763379,0.0782897672045718,0.08219974390812153,0.08417018307889744,0.0864421564957654,0.08687153322177385,0.08894315030096361,0.09228828969812881,0.09302493689557205,0.09465636769196431,0.09550272629657344,0.09705835898194365,0.0974355253600041,0.09864156986299472,0.09970472484465431,0.10017704955257753,0.10030081531619013,0.10067730984840757,0.10178724511269342,0.10311016713020359,0.10319210726441418,0.10353390964030305],"n_dims_used":45,"mean_confidence":0.9198532104492188},"coverage":{"mean_confidence":0.9198532104492188,"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}}