{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003768","489:4890003707","489:4890004412","489:4890003644","489:4890003703","489:4890004683","489:4890004511","489:4890004190","489:4890003771","489:4890003964","489:4890003844","489:4890003846","489:4890003660","489:4890004134","489:4890004558","489:4890003907","489:4890003638","489:4890004075","489:4890004136","489:4890004630","489:4890004600","489:4890004446","489:4890004763","489:4890004152","489:4890003959"],"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":[0.8335130632822076,0.7972422705886979,0.7616769850861652,0.754151288257889,0.7467885540694519,0.7419641764060628,0.7317498308042033,0.7305646767444388,0.7235405132142968,0.7165106129064146,0.7164307224853798,0.7158510273460358,0.6787587708221292,0.6685741159572112,0.664325072221163,0.6610786427263583,0.6553179407051063,0.6483216180540441,0.6449465185354704,0.6400499765984883,0.6174110668727468,0.6064862546156675,0.6013711419213292,0.5978975117859924,0.577499258753036],"twin_dists":[0.07837920555059501,0.08743103185207615,0.09583165821221612,0.09756371405436902,0.09924538810462005,0.10034085015734388,0.10264466161509489,0.1029106808437458,0.10448218681037318,0.10604666948305592,0.10606440364385866,0.1061930554675666,0.1143322645013807,0.11654135269315503,0.11746049712808644,0.11816187139323929,0.11940470725922069,0.12091145714954203,0.12163740834936457,0.12268967476771676,0.12754444911266263,0.1298839956244024,0.13097930508275538,0.13172320031446008,0.13609558866290228],"n_dims_used":45,"mean_confidence":0.9197780185275608},"coverage":{"mean_confidence":0.9197780185275608,"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}}