{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002413","489:4890002007","489:4890001764","489:4890001672","489:4890002743","489:4890002573","489:4890001749","489:4890002079","489:4890002015","489:4890002101","489:4890002090","489:4890003326","489:4890001757","489:4890001845","489:4890001767","489:4890001838","489:4890003325","489:4890002999","489:4890003464","489:4890001918","489:4890003254","489:4890001841","489:4890003164","489:4890002666","489:4890002834"],"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":[0.8747247642134026,0.7938060264529293,0.7870206542400223,0.7462839442506813,0.7426709702425282,0.7426625640314779,0.7397950924277994,0.7175680461619462,0.7124501540668899,0.7107732448510355,0.7041334433179798,0.7027517242266687,0.7022551756496397,0.6777748257591594,0.6751597168539624,0.6739314449505279,0.6694390748857624,0.6680202155847067,0.6679288408766881,0.6674775354994216,0.6665765570412433,0.6630896738295523,0.6603621685499181,0.6579443945837127,0.6505970812491041],"twin_dists":[0.06719570858291679,0.08826042104696896,0.08988605415503376,0.09936020109658365,0.10018066592922321,0.10018257167930067,0.1008318007278157,0.10581184583569883,0.10694678325395555,0.10731780039067414,0.10878294973818026,0.10908708825338025,0.10919632537534699,0.11454608205146957,0.1151139349230379,0.11538043706157174,0.11635407680324726,0.11666124915277334,0.11668102569502327,0.11677869380943165,0.11697363013707492,0.11772748594752842,0.11831656380473844,0.11883832930967371,0.12042170203946251],"n_dims_used":45,"mean_confidence":0.914770762125651},"coverage":{"mean_confidence":0.914770762125651,"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}}