{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002641","489:4890003073","489:4890003084","489:4890002657","489:4890001809","489:4890002581","489:4890001670","489:4890001810","489:4890003598","489:4890001995","489:4890003177","489:4890002653","489:4890002577","489:4890003329","489:4890001898","489:4890001893","489:4890003402","489:4890002263","489:4890003257","489:4890002022","470:4700006865","489:4890003401","489:4890002100","489:4890002553","489:4890002660"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489],"twin_sims":[0.8215512416815104,0.8107376587544584,0.8009953553509188,0.7951076131990875,0.7823067629799441,0.7810767494690726,0.7706246373725347,0.7617465060754578,0.7603526310882506,0.7483584971339885,0.7283455677507251,0.7273173086891169,0.7128865407014657,0.6937622668802532,0.6916793877495735,0.6911006594464484,0.6857115430907266,0.6835767587804022,0.680473682074608,0.6780543204438143,0.674626862673362,0.6733245509400545,0.6606795328266646,0.6590375942680341,0.6561080924309043],"twin_dists":[0.0814305718664965,0.08413035436335875,0.08652022153418916,0.087946762594532,0.09100640622713649,0.09129758248258243,0.09375352654182123,0.09581559248510303,0.09613747222345963,0.0988878267690631,0.10340809635376955,0.1036382839154714,0.10685016478070392,0.11105991563892158,0.1115156443222925,0.11164218122680329,0.1128187356556934,0.11328395889594949,0.11395938732745396,0.11448535514209969,0.11522956611814883,0.11551206879551296,0.118248046632797,0.11860245962917443,0.11923436088896858],"n_dims_used":45,"mean_confidence":0.9139468722873264},"coverage":{"mean_confidence":0.9139468722873264,"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}}